From 1317fbb7b39107166731bc4394c6bf14a89ad3cb Mon Sep 17 00:00:00 2001 From: LinZhuoChen Date: Thu, 16 Apr 2026 18:53:54 +0800 Subject: [PATCH] remove sky mask --- .../oxford_sky_masks/.skyseg_cache_version | 1 - example/oxford_sky_masks/000000.png | Bin 1791 -> 0 bytes example/oxford_sky_masks/000001.png | Bin 1682 -> 0 bytes example/oxford_sky_masks/000002.png | Bin 1815 -> 0 bytes example/oxford_sky_masks/000003.png | Bin 1714 -> 0 bytes example/oxford_sky_masks/000004.png | Bin 1800 -> 0 bytes example/oxford_sky_masks/000005.png | Bin 1734 -> 0 bytes example/oxford_sky_masks/000006.png | Bin 1582 -> 0 bytes example/oxford_sky_masks/000007.png | Bin 1709 -> 0 bytes example/oxford_sky_masks/000008.png | Bin 1841 -> 0 bytes example/oxford_sky_masks/000009.png | Bin 1728 -> 0 bytes example/oxford_sky_masks/000010.png | Bin 1771 -> 0 bytes example/oxford_sky_masks/000011.png | Bin 1694 -> 0 bytes example/oxford_sky_masks/000012.png | Bin 1697 -> 0 bytes example/oxford_sky_masks/000013.png | Bin 1756 -> 0 bytes example/oxford_sky_masks/000014.png | Bin 1718 -> 0 bytes example/oxford_sky_masks/000015.png | Bin 1748 -> 0 bytes example/oxford_sky_masks/000016.png | Bin 1757 -> 0 bytes example/oxford_sky_masks/000017.png | Bin 1798 -> 0 bytes example/oxford_sky_masks/000018.png | Bin 1914 -> 0 bytes example/oxford_sky_masks/000019.png | Bin 1928 -> 0 bytes example/oxford_sky_masks/000020.png | Bin 1939 -> 0 bytes example/oxford_sky_masks/000021.png | Bin 2126 -> 0 bytes example/oxford_sky_masks/000022.png | Bin 2110 -> 0 bytes example/oxford_sky_masks/000023.png | Bin 2216 -> 0 bytes example/oxford_sky_masks/000024.png | Bin 2091 -> 0 bytes example/oxford_sky_masks/000025.png | Bin 2168 -> 0 bytes example/oxford_sky_masks/000026.png | Bin 2235 -> 0 bytes example/oxford_sky_masks/000027.png | Bin 2298 -> 0 bytes example/oxford_sky_masks/000028.png | Bin 2335 -> 0 bytes example/oxford_sky_masks/000029.png | Bin 2442 -> 0 bytes example/oxford_sky_masks/000030.png | Bin 2475 -> 0 bytes example/oxford_sky_masks/000031.png | Bin 2793 -> 0 bytes example/oxford_sky_masks/000032.png | Bin 2991 -> 0 bytes example/oxford_sky_masks/000033.png | Bin 3214 -> 0 bytes example/oxford_sky_masks/000034.png | Bin 2841 -> 0 bytes example/oxford_sky_masks/000035.png | Bin 2447 -> 0 bytes example/oxford_sky_masks/000036.png | Bin 2119 -> 0 bytes example/oxford_sky_masks/000037.png | Bin 1990 -> 0 bytes example/oxford_sky_masks/000038.png | Bin 2331 -> 0 bytes example/oxford_sky_masks/000039.png | Bin 1340 -> 0 bytes example/oxford_sky_masks/000040.png | Bin 1664 -> 0 bytes example/oxford_sky_masks/000041.png | Bin 1788 -> 0 bytes example/oxford_sky_masks/000042.png | Bin 1793 -> 0 bytes example/oxford_sky_masks/000043.png | Bin 1746 -> 0 bytes example/oxford_sky_masks/000044.png | Bin 1540 -> 0 bytes example/oxford_sky_masks/000045.png | Bin 1514 -> 0 bytes example/oxford_sky_masks/000046.png | Bin 1554 -> 0 bytes example/oxford_sky_masks/000047.png | Bin 1543 -> 0 bytes example/oxford_sky_masks/000048.png | Bin 1546 -> 0 bytes example/oxford_sky_masks/000049.png | Bin 1532 -> 0 bytes example/oxford_sky_masks/000050.png | Bin 1545 -> 0 bytes example/oxford_sky_masks/000051.png | Bin 1589 -> 0 bytes example/oxford_sky_masks/000052.png | Bin 1553 -> 0 bytes example/oxford_sky_masks/000053.png | Bin 1595 -> 0 bytes example/oxford_sky_masks/000054.png | Bin 1592 -> 0 bytes example/oxford_sky_masks/000055.png | Bin 1619 -> 0 bytes example/oxford_sky_masks/000056.png | Bin 1608 -> 0 bytes example/oxford_sky_masks/000057.png | Bin 1669 -> 0 bytes example/oxford_sky_masks/000058.png | Bin 1689 -> 0 bytes example/oxford_sky_masks/000059.png | Bin 1696 -> 0 bytes example/oxford_sky_masks/000060.png | Bin 1535 -> 0 bytes example/oxford_sky_masks/000061.png | Bin 1901 -> 0 bytes example/oxford_sky_masks/000062.png | Bin 1815 -> 0 bytes example/oxford_sky_masks/000063.png | Bin 1909 -> 0 bytes example/oxford_sky_masks/000064.png | Bin 1967 -> 0 bytes example/oxford_sky_masks/000065.png | Bin 1917 -> 0 bytes example/oxford_sky_masks/000066.png | Bin 2060 -> 0 bytes example/oxford_sky_masks/000067.png | Bin 1957 -> 0 bytes example/oxford_sky_masks/000068.png | Bin 1934 -> 0 bytes example/oxford_sky_masks/000069.png | Bin 2007 -> 0 bytes example/oxford_sky_masks/000070.png | Bin 2206 -> 0 bytes example/oxford_sky_masks/000071.png | Bin 2236 -> 0 bytes example/oxford_sky_masks/000072.png | Bin 2341 -> 0 bytes example/oxford_sky_masks/000073.png | Bin 2245 -> 0 bytes example/oxford_sky_masks/000074.png | Bin 1989 -> 0 bytes example/oxford_sky_masks/000075.png | Bin 2268 -> 0 bytes example/oxford_sky_masks/000076.png | Bin 2172 -> 0 bytes example/oxford_sky_masks/000077.png | Bin 2573 -> 0 bytes example/oxford_sky_masks/000078.png | Bin 2207 -> 0 bytes example/oxford_sky_masks/000079.png | Bin 2214 -> 0 bytes example/oxford_sky_masks/000080.png | Bin 2073 -> 0 bytes example/oxford_sky_masks/000081.png | Bin 1983 -> 0 bytes example/oxford_sky_masks/000082.png | Bin 1762 -> 0 bytes example/oxford_sky_masks/000083.png | Bin 1491 -> 0 bytes example/oxford_sky_masks/000084.png | Bin 1446 -> 0 bytes example/oxford_sky_masks/000085.png | Bin 1452 -> 0 bytes example/oxford_sky_masks/000086.png | Bin 1472 -> 0 bytes example/oxford_sky_masks/000087.png | Bin 1680 -> 0 bytes example/oxford_sky_masks/000088.png | Bin 1701 -> 0 bytes example/oxford_sky_masks/000089.png | Bin 1778 -> 0 bytes example/oxford_sky_masks/000090.png | Bin 1824 -> 0 bytes example/oxford_sky_masks/000091.png | Bin 1908 -> 0 bytes example/oxford_sky_masks/000092.png | Bin 1852 -> 0 bytes example/oxford_sky_masks/000093.png | Bin 1757 -> 0 bytes example/oxford_sky_masks/000094.png | Bin 1727 -> 0 bytes example/oxford_sky_masks/000095.png | Bin 1801 -> 0 bytes example/oxford_sky_masks/000096.png | Bin 1760 -> 0 bytes example/oxford_sky_masks/000097.png | Bin 1680 -> 0 bytes example/oxford_sky_masks/000098.png | Bin 1746 -> 0 bytes example/oxford_sky_masks/000099.png | Bin 1849 -> 0 bytes example/oxford_sky_masks/000100.png | Bin 1560 -> 0 bytes example/oxford_sky_masks/000101.png | Bin 1468 -> 0 bytes example/oxford_sky_masks/000102.png | Bin 1220 -> 0 bytes example/oxford_sky_masks/000103.png | Bin 1198 -> 0 bytes example/oxford_sky_masks/000104.png | Bin 1284 -> 0 bytes example/oxford_sky_masks/000105.png | Bin 1293 -> 0 bytes example/oxford_sky_masks/000106.png | Bin 1439 -> 0 bytes example/oxford_sky_masks/000107.png | Bin 1563 -> 0 bytes example/oxford_sky_masks/000108.png | Bin 1770 -> 0 bytes example/oxford_sky_masks/000109.png | Bin 1741 -> 0 bytes example/oxford_sky_masks/000110.png | Bin 1564 -> 0 bytes example/oxford_sky_masks/000111.png | Bin 1378 -> 0 bytes example/oxford_sky_masks/000112.png | Bin 1456 -> 0 bytes example/oxford_sky_masks/000113.png | Bin 1483 -> 0 bytes example/oxford_sky_masks/000114.png | Bin 1511 -> 0 bytes example/oxford_sky_masks/000115.png | Bin 1488 -> 0 bytes example/oxford_sky_masks/000116.png | Bin 1451 -> 0 bytes example/oxford_sky_masks/000117.png | Bin 1363 -> 0 bytes example/oxford_sky_masks/000118.png | Bin 1325 -> 0 bytes example/oxford_sky_masks/000119.png | Bin 1453 -> 0 bytes example/oxford_sky_masks/000120.png | Bin 1344 -> 0 bytes example/oxford_sky_masks/000121.png | Bin 1282 -> 0 bytes example/oxford_sky_masks/000122.png | Bin 1196 -> 0 bytes example/oxford_sky_masks/000123.png | Bin 1178 -> 0 bytes example/oxford_sky_masks/000124.png | Bin 1222 -> 0 bytes example/oxford_sky_masks/000125.png | Bin 1179 -> 0 bytes example/oxford_sky_masks/000126.png | Bin 856 -> 0 bytes example/oxford_sky_masks/000127.png | Bin 844 -> 0 bytes example/oxford_sky_masks/000128.png | Bin 854 -> 0 bytes example/oxford_sky_masks/000129.png | Bin 787 -> 0 bytes example/oxford_sky_masks/000130.png | Bin 4018 -> 0 bytes example/oxford_sky_masks/000131.png | Bin 1077 -> 0 bytes example/oxford_sky_masks/000132.png | Bin 1148 -> 0 bytes example/oxford_sky_masks/000133.png | Bin 1511 -> 0 bytes example/oxford_sky_masks/000134.png | Bin 1457 -> 0 bytes example/oxford_sky_masks/000135.png | Bin 1416 -> 0 bytes example/oxford_sky_masks/000136.png | Bin 1284 -> 0 bytes example/oxford_sky_masks/000137.png | Bin 1303 -> 0 bytes example/oxford_sky_masks/000138.png | Bin 1613 -> 0 bytes example/oxford_sky_masks/000139.png | Bin 1658 -> 0 bytes example/oxford_sky_masks/000140.png | Bin 1488 -> 0 bytes example/oxford_sky_masks/000141.png | Bin 1518 -> 0 bytes example/oxford_sky_masks/000142.png | Bin 1430 -> 0 bytes example/oxford_sky_masks/000143.png | Bin 1700 -> 0 bytes example/oxford_sky_masks/000144.png | Bin 1428 -> 0 bytes example/oxford_sky_masks/000145.png | Bin 1554 -> 0 bytes example/oxford_sky_masks/000146.png | Bin 1591 -> 0 bytes example/oxford_sky_masks/000147.png | Bin 1923 -> 0 bytes example/oxford_sky_masks/000148.png | Bin 1938 -> 0 bytes example/oxford_sky_masks/000149.png | Bin 2323 -> 0 bytes example/oxford_sky_masks/000150.png | Bin 2201 -> 0 bytes example/oxford_sky_masks/000151.png | Bin 1934 -> 0 bytes example/oxford_sky_masks/000152.png | Bin 1759 -> 0 bytes example/oxford_sky_masks/000153.png | Bin 1910 -> 0 bytes example/oxford_sky_masks/000154.png | Bin 1979 -> 0 bytes example/oxford_sky_masks/000155.png | Bin 1996 -> 0 bytes example/oxford_sky_masks/000156.png | Bin 2037 -> 0 bytes example/oxford_sky_masks/000157.png | Bin 1964 -> 0 bytes example/oxford_sky_masks/000158.png | Bin 2225 -> 0 bytes example/oxford_sky_masks/000159.png | Bin 2021 -> 0 bytes example/oxford_sky_masks/000160.png | Bin 2044 -> 0 bytes example/oxford_sky_masks/000161.png | Bin 1954 -> 0 bytes example/oxford_sky_masks/000162.png | Bin 1997 -> 0 bytes example/oxford_sky_masks/000163.png | Bin 1976 -> 0 bytes example/oxford_sky_masks/000164.png | Bin 2205 -> 0 bytes example/oxford_sky_masks/000165.png | Bin 2369 -> 0 bytes example/oxford_sky_masks/000166.png | Bin 2264 -> 0 bytes example/oxford_sky_masks/000167.png | Bin 2357 -> 0 bytes example/oxford_sky_masks/000168.png | Bin 2312 -> 0 bytes example/oxford_sky_masks/000169.png | Bin 2542 -> 0 bytes example/oxford_sky_masks/000170.png | Bin 2435 -> 0 bytes example/oxford_sky_masks/000171.png | Bin 2708 -> 0 bytes example/oxford_sky_masks/000172.png | Bin 2530 -> 0 bytes example/oxford_sky_masks/000173.png | Bin 2595 -> 0 bytes example/oxford_sky_masks/000174.png | Bin 2657 -> 0 bytes example/oxford_sky_masks/000175.png | Bin 2592 -> 0 bytes example/oxford_sky_masks/000176.png | Bin 2641 -> 0 bytes example/oxford_sky_masks/000177.png | Bin 2798 -> 0 bytes example/oxford_sky_masks/000178.png | Bin 2662 -> 0 bytes example/oxford_sky_masks/000179.png | Bin 2560 -> 0 bytes example/oxford_sky_masks/000180.png | Bin 2677 -> 0 bytes example/oxford_sky_masks/000181.png | Bin 2170 -> 0 bytes example/oxford_sky_masks/000182.png | Bin 1464 -> 0 bytes example/oxford_sky_masks/000183.png | Bin 1412 -> 0 bytes example/oxford_sky_masks/000184.png | Bin 1470 -> 0 bytes example/oxford_sky_masks/000185.png | Bin 1476 -> 0 bytes example/oxford_sky_masks/000186.png | Bin 1872 -> 0 bytes example/oxford_sky_masks/000187.png | Bin 1705 -> 0 bytes example/oxford_sky_masks/000188.png | Bin 1463 -> 0 bytes example/oxford_sky_masks/000189.png | Bin 1776 -> 0 bytes example/oxford_sky_masks/000190.png | Bin 1739 -> 0 bytes example/oxford_sky_masks/000191.png | Bin 1572 -> 0 bytes example/oxford_sky_masks/000192.png | Bin 1513 -> 0 bytes example/oxford_sky_masks/000193.png | Bin 1446 -> 0 bytes example/oxford_sky_masks/000194.png | Bin 1495 -> 0 bytes example/oxford_sky_masks/000195.png | Bin 1493 -> 0 bytes example/oxford_sky_masks/000196.png | Bin 1554 -> 0 bytes example/oxford_sky_masks/000197.png | Bin 1605 -> 0 bytes example/oxford_sky_masks/000198.png | Bin 1480 -> 0 bytes example/oxford_sky_masks/000199.png | Bin 1464 -> 0 bytes example/oxford_sky_masks/000200.png | Bin 1656 -> 0 bytes example/oxford_sky_masks/000201.png | Bin 1465 -> 0 bytes example/oxford_sky_masks/000202.png | Bin 1522 -> 0 bytes example/oxford_sky_masks/000203.png | Bin 1565 -> 0 bytes example/oxford_sky_masks/000204.png | Bin 1464 -> 0 bytes example/oxford_sky_masks/000205.png | Bin 1473 -> 0 bytes example/oxford_sky_masks/000206.png | Bin 1477 -> 0 bytes example/oxford_sky_masks/000207.png | Bin 1452 -> 0 bytes example/oxford_sky_masks/000208.png | Bin 1424 -> 0 bytes example/oxford_sky_masks/000209.png | Bin 1515 -> 0 bytes example/oxford_sky_masks/000210.png | Bin 1471 -> 0 bytes example/oxford_sky_masks/000211.png | Bin 1444 -> 0 bytes example/oxford_sky_masks/000212.png | Bin 1400 -> 0 bytes example/oxford_sky_masks/000213.png | Bin 1476 -> 0 bytes example/oxford_sky_masks/000214.png | Bin 1467 -> 0 bytes example/oxford_sky_masks/000215.png | Bin 1471 -> 0 bytes example/oxford_sky_masks/000216.png | Bin 1391 -> 0 bytes example/oxford_sky_masks/000217.png | Bin 1406 -> 0 bytes example/oxford_sky_masks/000218.png | Bin 1459 -> 0 bytes example/oxford_sky_masks/000219.png | Bin 1396 -> 0 bytes example/oxford_sky_masks/000220.png | Bin 1347 -> 0 bytes example/oxford_sky_masks/000221.png | Bin 1319 -> 0 bytes example/oxford_sky_masks/000222.png | Bin 1311 -> 0 bytes example/oxford_sky_masks/000223.png | Bin 1281 -> 0 bytes example/oxford_sky_masks/000224.png | Bin 1151 -> 0 bytes example/oxford_sky_masks/000225.png | Bin 1080 -> 0 bytes example/oxford_sky_masks/000226.png | Bin 968 -> 0 bytes example/oxford_sky_masks/000227.png | Bin 1065 -> 0 bytes example/oxford_sky_masks/000228.png | Bin 1076 -> 0 bytes example/oxford_sky_masks/000229.png | Bin 1107 -> 0 bytes example/oxford_sky_masks/000230.png | Bin 1067 -> 0 bytes example/oxford_sky_masks/000231.png | Bin 1183 -> 0 bytes example/oxford_sky_masks/000232.png | Bin 1073 -> 0 bytes example/oxford_sky_masks/000233.png | Bin 1205 -> 0 bytes example/oxford_sky_masks/000234.png | Bin 1220 -> 0 bytes example/oxford_sky_masks/000235.png | Bin 989 -> 0 bytes example/oxford_sky_masks/000236.png | Bin 1077 -> 0 bytes example/oxford_sky_masks/000237.png | Bin 899 -> 0 bytes example/oxford_sky_masks/000238.png | Bin 1124 -> 0 bytes example/oxford_sky_masks/000239.png | Bin 1101 -> 0 bytes example/oxford_sky_masks/000240.png | Bin 1190 -> 0 bytes example/oxford_sky_masks/000241.png | Bin 1019 -> 0 bytes example/oxford_sky_masks/000242.png | Bin 1046 -> 0 bytes example/oxford_sky_masks/000243.png | Bin 2145 -> 0 bytes example/oxford_sky_masks/000244.png | Bin 1954 -> 0 bytes example/oxford_sky_masks/000245.png | Bin 2189 -> 0 bytes example/oxford_sky_masks/000246.png | Bin 1360 -> 0 bytes example/oxford_sky_masks/000247.png | Bin 1381 -> 0 bytes example/oxford_sky_masks/000248.png | Bin 1566 -> 0 bytes example/oxford_sky_masks/000249.png | Bin 1774 -> 0 bytes example/oxford_sky_masks/000250.png | Bin 1552 -> 0 bytes example/oxford_sky_masks/000251.png | Bin 1450 -> 0 bytes example/oxford_sky_masks/000252.png | Bin 1527 -> 0 bytes example/oxford_sky_masks/000253.png | Bin 1596 -> 0 bytes example/oxford_sky_masks/000254.png | Bin 1815 -> 0 bytes example/oxford_sky_masks/000255.png | Bin 1933 -> 0 bytes example/oxford_sky_masks/000256.png | Bin 1801 -> 0 bytes example/oxford_sky_masks/000257.png | Bin 1765 -> 0 bytes example/oxford_sky_masks/000258.png | Bin 1820 -> 0 bytes example/oxford_sky_masks/000259.png | Bin 1827 -> 0 bytes example/oxford_sky_masks/000260.png | Bin 1881 -> 0 bytes example/oxford_sky_masks/000261.png | Bin 1813 -> 0 bytes example/oxford_sky_masks/000262.png | Bin 1889 -> 0 bytes example/oxford_sky_masks/000263.png | Bin 1864 -> 0 bytes example/oxford_sky_masks/000264.png | Bin 1818 -> 0 bytes example/oxford_sky_masks/000265.png | Bin 2065 -> 0 bytes example/oxford_sky_masks/000266.png | Bin 2073 -> 0 bytes example/oxford_sky_masks/000267.png | Bin 2103 -> 0 bytes example/oxford_sky_masks/000268.png | Bin 2077 -> 0 bytes example/oxford_sky_masks/000269.png | Bin 2041 -> 0 bytes example/oxford_sky_masks/000270.png | Bin 2040 -> 0 bytes example/oxford_sky_masks/000271.png | Bin 2063 -> 0 bytes example/oxford_sky_masks/000272.png | Bin 2117 -> 0 bytes example/oxford_sky_masks/000273.png | Bin 2088 -> 0 bytes example/oxford_sky_masks/000274.png | Bin 1873 -> 0 bytes example/oxford_sky_masks/000275.png | Bin 1933 -> 0 bytes example/oxford_sky_masks/000276.png | Bin 1892 -> 0 bytes example/oxford_sky_masks/000277.png | Bin 1923 -> 0 bytes example/oxford_sky_masks/000278.png | Bin 1987 -> 0 bytes example/oxford_sky_masks/000279.png | Bin 2009 -> 0 bytes example/oxford_sky_masks/000280.png | Bin 1929 -> 0 bytes example/oxford_sky_masks/000281.png | Bin 1958 -> 0 bytes example/oxford_sky_masks/000282.png | Bin 1784 -> 0 bytes example/oxford_sky_masks/000283.png | Bin 2036 -> 0 bytes example/oxford_sky_masks/000284.png | Bin 1780 -> 0 bytes example/oxford_sky_masks/000285.png | Bin 1241 -> 0 bytes example/oxford_sky_masks/000286.png | Bin 1381 -> 0 bytes example/oxford_sky_masks/000287.png | Bin 1320 -> 0 bytes example/oxford_sky_masks/000288.png | Bin 1482 -> 0 bytes example/oxford_sky_masks/000289.png | Bin 1269 -> 0 bytes example/oxford_sky_masks/000290.png | Bin 1217 -> 0 bytes example/oxford_sky_masks/000291.png | Bin 1116 -> 0 bytes example/oxford_sky_masks/000292.png | Bin 1075 -> 0 bytes example/oxford_sky_masks/000293.png | Bin 4738 -> 0 bytes example/oxford_sky_masks/000294.png | Bin 1490 -> 0 bytes example/oxford_sky_masks/000295.png | Bin 1355 -> 0 bytes example/oxford_sky_masks/000296.png | Bin 1715 -> 0 bytes example/oxford_sky_masks/000297.png | Bin 1745 -> 0 bytes example/oxford_sky_masks/000298.png | Bin 1720 -> 0 bytes example/oxford_sky_masks/000299.png | Bin 1781 -> 0 bytes example/oxford_sky_masks/000300.png | Bin 1736 -> 0 bytes example/oxford_sky_masks/000301.png | Bin 1798 -> 0 bytes example/oxford_sky_masks/000302.png | Bin 1757 -> 0 bytes example/oxford_sky_masks/000303.png | Bin 1731 -> 0 bytes example/oxford_sky_masks/000304.png | Bin 1691 -> 0 bytes example/oxford_sky_masks/000305.png | Bin 1746 -> 0 bytes example/oxford_sky_masks/000306.png | Bin 1765 -> 0 bytes example/oxford_sky_masks/000307.png | Bin 1744 -> 0 bytes example/oxford_sky_masks/000308.png | Bin 1750 -> 0 bytes example/oxford_sky_masks/000309.png | Bin 1717 -> 0 bytes example/oxford_sky_masks/000310.png | Bin 1761 -> 0 bytes example/oxford_sky_masks/000311.png | Bin 1776 -> 0 bytes example/oxford_sky_masks/000312.png | Bin 1702 -> 0 bytes example/oxford_sky_masks/000313.png | Bin 1726 -> 0 bytes example/oxford_sky_masks/000314.png | Bin 1816 -> 0 bytes example/oxford_sky_masks/000315.png | Bin 1766 -> 0 bytes example/oxford_sky_masks/000316.png | Bin 1792 -> 0 bytes example/oxford_sky_masks/000317.png | Bin 1665 -> 0 bytes example/oxford_sky_masks/000318.png | Bin 1662 -> 0 bytes example/oxford_sky_masks/000319.png | Bin 1702 -> 0 bytes .../.skyseg_cache_version | 1 - example/university4_sky_masks/000000.png | Bin 4258 -> 0 bytes example/university4_sky_masks/000001.png | Bin 3336 -> 0 bytes example/university4_sky_masks/000002.png | Bin 3036 -> 0 bytes example/university4_sky_masks/000003.png | Bin 2602 -> 0 bytes example/university4_sky_masks/000004.png | Bin 3022 -> 0 bytes example/university4_sky_masks/000005.png | Bin 3361 -> 0 bytes example/university4_sky_masks/000006.png | Bin 3629 -> 0 bytes example/university4_sky_masks/000007.png | Bin 3972 -> 0 bytes example/university4_sky_masks/000008.png | Bin 4122 -> 0 bytes example/university4_sky_masks/000009.png | Bin 3674 -> 0 bytes example/university4_sky_masks/000010.png | Bin 3361 -> 0 bytes example/university4_sky_masks/000011.png | Bin 3544 -> 0 bytes example/university4_sky_masks/000012.png | Bin 3586 -> 0 bytes example/university4_sky_masks/000013.png | Bin 4060 -> 0 bytes example/university4_sky_masks/000014.png | Bin 3389 -> 0 bytes example/university4_sky_masks/000015.png | Bin 2212 -> 0 bytes example/university4_sky_masks/000016.png | Bin 1874 -> 0 bytes example/university4_sky_masks/000017.png | Bin 1963 -> 0 bytes example/university4_sky_masks/000018.png | Bin 2094 -> 0 bytes example/university4_sky_masks/000019.png | Bin 1860 -> 0 bytes example/university4_sky_masks/000020.png | Bin 2981 -> 0 bytes example/university4_sky_masks/000021.png | Bin 2537 -> 0 bytes example/university4_sky_masks/000022.png | Bin 2557 -> 0 bytes example/university4_sky_masks/000023.png | Bin 2728 -> 0 bytes example/university4_sky_masks/000024.png | Bin 2680 -> 0 bytes example/university4_sky_masks/000025.png | Bin 2700 -> 0 bytes example/university4_sky_masks/000026.png | Bin 2484 -> 0 bytes example/university4_sky_masks/000027.png | Bin 3256 -> 0 bytes example/university4_sky_masks/000028.png | Bin 2463 -> 0 bytes example/university4_sky_masks/000029.png | Bin 3394 -> 0 bytes example/university4_sky_masks/000030.png | Bin 3445 -> 0 bytes example/university4_sky_masks/000031.png | Bin 2825 -> 0 bytes example/university4_sky_masks/000032.png | Bin 3500 -> 0 bytes example/university4_sky_masks/000033.png | Bin 3740 -> 0 bytes example/university4_sky_masks/000034.png | Bin 4689 -> 0 bytes example/university4_sky_masks/000035.png | Bin 4603 -> 0 bytes example/university4_sky_masks/000036.png | Bin 3081 -> 0 bytes example/university4_sky_masks/000037.png | Bin 2535 -> 0 bytes example/university4_sky_masks/000038.png | Bin 3237 -> 0 bytes example/university4_sky_masks/000039.png | Bin 2768 -> 0 bytes example/university4_sky_masks/000040.png | Bin 2586 -> 0 bytes example/university4_sky_masks/000041.png | Bin 2708 -> 0 bytes example/university4_sky_masks/000042.png | Bin 3511 -> 0 bytes example/university4_sky_masks/000043.png | Bin 3366 -> 0 bytes example/university4_sky_masks/000044.png | Bin 2279 -> 0 bytes example/university4_sky_masks/000045.png | Bin 3143 -> 0 bytes example/university4_sky_masks/000046.png | Bin 4185 -> 0 bytes example/university4_sky_masks/000047.png | Bin 3620 -> 0 bytes example/university4_sky_masks/000048.png | Bin 4048 -> 0 bytes example/university4_sky_masks/000049.png | Bin 3748 -> 0 bytes example/university4_sky_masks/000050.png | Bin 3962 -> 0 bytes example/university4_sky_masks/000051.png | Bin 5732 -> 0 bytes example/university4_sky_masks/000052.png | Bin 6182 -> 0 bytes example/university4_sky_masks/000053.png | Bin 5665 -> 0 bytes example/university4_sky_masks/000054.png | Bin 5560 -> 0 bytes example/university4_sky_masks/000055.png | Bin 4231 -> 0 bytes example/university4_sky_masks/000056.png | Bin 5375 -> 0 bytes example/university4_sky_masks/000057.png | Bin 4458 -> 0 bytes example/university4_sky_masks/000058.png | Bin 3303 -> 0 bytes example/university4_sky_masks/000059.png | Bin 3187 -> 0 bytes example/university4_sky_masks/000060.png | Bin 2856 -> 0 bytes example/university4_sky_masks/000061.png | Bin 1593 -> 0 bytes example/university4_sky_masks/000062.png | Bin 1608 -> 0 bytes example/university4_sky_masks/000063.png | Bin 2986 -> 0 bytes example/university4_sky_masks/000064.png | Bin 2958 -> 0 bytes example/university4_sky_masks/000065.png | Bin 3120 -> 0 bytes example/university4_sky_masks/000066.png | Bin 1969 -> 0 bytes example/university4_sky_masks/000067.png | Bin 2318 -> 0 bytes example/university4_sky_masks/000068.png | Bin 2104 -> 0 bytes example/university4_sky_masks/000069.png | Bin 2100 -> 0 bytes example/university4_sky_masks/000070.png | Bin 2688 -> 0 bytes example/university4_sky_masks/000071.png | Bin 2322 -> 0 bytes example/university4_sky_masks/000072.png | Bin 2294 -> 0 bytes example/university4_sky_masks/000073.png | Bin 2428 -> 0 bytes example/university4_sky_masks/000074.png | Bin 2209 -> 0 bytes example/university4_sky_masks/000075.png | Bin 2136 -> 0 bytes example/university4_sky_masks/000076.png | Bin 2275 -> 0 bytes example/university4_sky_masks/000077.png | Bin 3452 -> 0 bytes example/university4_sky_masks/000078.png | Bin 2209 -> 0 bytes example/university4_sky_masks/000079.png | Bin 2313 -> 0 bytes example/university4_sky_masks/000080.png | Bin 2661 -> 0 bytes example/university4_sky_masks/000081.png | Bin 2548 -> 0 bytes example/university4_sky_masks/000082.png | Bin 3107 -> 0 bytes example/university4_sky_masks/000083.png | Bin 3487 -> 0 bytes example/university4_sky_masks/000084.png | Bin 3460 -> 0 bytes example/university4_sky_masks/000085.png | Bin 3698 -> 0 bytes example/university4_sky_masks/000086.png | Bin 3948 -> 0 bytes example/university4_sky_masks/000087.png | Bin 3027 -> 0 bytes example/university4_sky_masks/000088.png | Bin 3202 -> 0 bytes example/university4_sky_masks/000089.png | Bin 2665 -> 0 bytes example/university4_sky_masks/000090.png | Bin 2206 -> 0 bytes example/university4_sky_masks/000091.png | Bin 2045 -> 0 bytes example/university4_sky_masks/000092.png | Bin 1957 -> 0 bytes example/university4_sky_masks/000093.png | Bin 2014 -> 0 bytes example/university4_sky_masks/000094.png | Bin 1745 -> 0 bytes example/university4_sky_masks/000095.png | Bin 1643 -> 0 bytes example/university4_sky_masks/000096.png | Bin 1268 -> 0 bytes example/university4_sky_masks/000097.png | Bin 1194 -> 0 bytes example/university4_sky_masks/000098.png | Bin 1154 -> 0 bytes example/university4_sky_masks/000099.png | Bin 1052 -> 0 bytes example/university4_sky_masks/000100.png | Bin 1210 -> 0 bytes example/university4_sky_masks/000101.png | Bin 1199 -> 0 bytes example/university4_sky_masks/000102.png | Bin 1144 -> 0 bytes example/university4_sky_masks/000103.png | Bin 1331 -> 0 bytes example/university4_sky_masks/000104.png | Bin 1325 -> 0 bytes example/university4_sky_masks/000105.png | Bin 1522 -> 0 bytes example/university4_sky_masks/000106.png | Bin 1877 -> 0 bytes example/university4_sky_masks/000107.png | Bin 1868 -> 0 bytes example/university4_sky_masks/000108.png | Bin 1777 -> 0 bytes example/university4_sky_masks/000109.png | Bin 1445 -> 0 bytes example/university4_sky_masks/000110.png | Bin 1354 -> 0 bytes example/university4_sky_masks/000111.png | Bin 1473 -> 0 bytes example/university4_sky_masks/000112.png | Bin 1506 -> 0 bytes example/university4_sky_masks/000113.png | Bin 1458 -> 0 bytes example/university4_sky_masks/000114.png | Bin 1421 -> 0 bytes example/university4_sky_masks/000115.png | Bin 1474 -> 0 bytes example/university4_sky_masks/000116.png | Bin 1417 -> 0 bytes example/university4_sky_masks/000117.png | Bin 1711 -> 0 bytes example/university4_sky_masks/000118.png | Bin 2806 -> 0 bytes example/university4_sky_masks/000119.png | Bin 2825 -> 0 bytes example/university4_sky_masks/000120.png | Bin 1596 -> 0 bytes example/university4_sky_masks/000121.png | Bin 1674 -> 0 bytes example/university4_sky_masks/000122.png | Bin 1560 -> 0 bytes example/university4_sky_masks/000123.png | Bin 1636 -> 0 bytes example/university4_sky_masks/000124.png | Bin 1891 -> 0 bytes example/university4_sky_masks/000125.png | Bin 1839 -> 0 bytes example/university4_sky_masks/000126.png | Bin 1849 -> 0 bytes example/university4_sky_masks/000127.png | Bin 2488 -> 0 bytes example/university4_sky_masks/000128.png | Bin 2219 -> 0 bytes example/university4_sky_masks/000129.png | Bin 2854 -> 0 bytes example/university4_sky_masks/000130.png | Bin 3252 -> 0 bytes example/university4_sky_masks/000131.png | Bin 2840 -> 0 bytes example/university4_sky_masks/000132.png | Bin 2874 -> 0 bytes example/university4_sky_masks/000133.png | Bin 2994 -> 0 bytes example/university4_sky_masks/000134.png | Bin 3030 -> 0 bytes example/university4_sky_masks/000135.png | Bin 2325 -> 0 bytes example/university4_sky_masks/000136.png | Bin 2950 -> 0 bytes example/university4_sky_masks/000137.png | Bin 2812 -> 0 bytes example/university4_sky_masks/000138.png | Bin 3155 -> 0 bytes example/university4_sky_masks/000139.png | Bin 3154 -> 0 bytes example/university4_sky_masks/000140.png | Bin 1859 -> 0 bytes example/university4_sky_masks/000141.png | Bin 2113 -> 0 bytes example/university4_sky_masks/000142.png | Bin 2005 -> 0 bytes example/university4_sky_masks/000143.png | Bin 2346 -> 0 bytes example/university4_sky_masks/000144.png | Bin 2223 -> 0 bytes example/university4_sky_masks/000145.png | Bin 2911 -> 0 bytes example/university4_sky_masks/000146.png | Bin 3139 -> 0 bytes example/university4_sky_masks/000147.png | Bin 2062 -> 0 bytes example/university4_sky_masks/000148.png | Bin 1796 -> 0 bytes example/university4_sky_masks/000149.png | Bin 1981 -> 0 bytes example/university4_sky_masks/000150.png | Bin 1925 -> 0 bytes example/university4_sky_masks/000151.png | Bin 2311 -> 0 bytes example/university4_sky_masks/000152.png | Bin 2088 -> 0 bytes example/university4_sky_masks/000153.png | Bin 2070 -> 0 bytes example/university4_sky_masks/000154.png | Bin 1969 -> 0 bytes example/university4_sky_masks/000155.png | Bin 2050 -> 0 bytes example/university4_sky_masks/000156.png | Bin 1953 -> 0 bytes example/university4_sky_masks/000157.png | Bin 2292 -> 0 bytes example/university4_sky_masks/000158.png | Bin 2209 -> 0 bytes example/university4_sky_masks/000159.png | Bin 2254 -> 0 bytes example/university4_sky_masks/000160.png | Bin 1916 -> 0 bytes example/university4_sky_masks/000161.png | Bin 1960 -> 0 bytes example/university4_sky_masks/000162.png | Bin 1541 -> 0 bytes example/university4_sky_masks/000163.png | Bin 1725 -> 0 bytes example/university4_sky_masks/000164.png | Bin 1536 -> 0 bytes example/university4_sky_masks/000165.png | Bin 1573 -> 0 bytes example/university4_sky_masks/000166.png | Bin 1610 -> 0 bytes example/university4_sky_masks/000167.png | Bin 1894 -> 0 bytes example/university4_sky_masks/000168.png | Bin 1515 -> 0 bytes example/university4_sky_masks/000169.png | Bin 1366 -> 0 bytes example/university4_sky_masks/000170.png | Bin 894 -> 0 bytes example/university4_sky_masks/000171.png | Bin 915 -> 0 bytes example/university4_sky_masks/000172.png | Bin 929 -> 0 bytes example/university4_sky_masks/000173.png | Bin 982 -> 0 bytes example/university4_sky_masks/000174.png | Bin 997 -> 0 bytes example/university4_sky_masks/000175.png | Bin 979 -> 0 bytes example/university4_sky_masks/000176.png | Bin 1046 -> 0 bytes example/university4_sky_masks/000177.png | Bin 1066 -> 0 bytes example/university4_sky_masks/000178.png | Bin 1061 -> 0 bytes example/university4_sky_masks/000179.png | Bin 1189 -> 0 bytes example/university4_sky_masks/000180.png | Bin 1078 -> 0 bytes example/university4_sky_masks/000181.png | Bin 1102 -> 0 bytes example/university4_sky_masks/000182.png | Bin 1121 -> 0 bytes example/university4_sky_masks/000183.png | Bin 933 -> 0 bytes example/university4_sky_masks/000184.png | Bin 937 -> 0 bytes example/university4_sky_masks/000185.png | Bin 965 -> 0 bytes example/university4_sky_masks/000186.png | Bin 911 -> 0 bytes example/university4_sky_masks/000187.png | Bin 955 -> 0 bytes example/university4_sky_masks/000188.png | Bin 1020 -> 0 bytes example/university4_sky_masks/000189.png | Bin 1009 -> 0 bytes example/university4_sky_masks/000190.png | Bin 977 -> 0 bytes example/university4_sky_masks/000191.png | Bin 1095 -> 0 bytes example/university4_sky_masks/000192.png | Bin 965 -> 0 bytes example/university4_sky_masks/000193.png | Bin 1068 -> 0 bytes example/university4_sky_masks/000194.png | Bin 1074 -> 0 bytes example/university4_sky_masks/000195.png | Bin 1221 -> 0 bytes example/university4_sky_masks/000196.png | Bin 1280 -> 0 bytes example/university4_sky_masks/000197.png | Bin 1260 -> 0 bytes example/university4_sky_masks/000198.png | Bin 1261 -> 0 bytes example/university4_sky_masks/000199.png | Bin 1174 -> 0 bytes example/university4_sky_masks/000200.png | Bin 1211 -> 0 bytes example/university4_sky_masks/000201.png | Bin 1144 -> 0 bytes example/university4_sky_masks/000202.png | Bin 920 -> 0 bytes example/university4_sky_masks/000203.png | Bin 1041 -> 0 bytes example/university4_sky_masks/000204.png | Bin 1067 -> 0 bytes example/university4_sky_masks/000205.png | Bin 790 -> 0 bytes example/university4_sky_masks/000206.png | Bin 1421 -> 0 bytes example/university4_sky_masks/000207.png | Bin 1231 -> 0 bytes example/university4_sky_masks/000208.png | Bin 1050 -> 0 bytes example/university4_sky_masks/000209.png | Bin 1003 -> 0 bytes example/university4_sky_masks/000210.png | Bin 1101 -> 0 bytes example/university4_sky_masks/000211.png | Bin 1201 -> 0 bytes example/university4_sky_masks/000212.png | Bin 1969 -> 0 bytes example/university4_sky_masks/000213.png | Bin 2150 -> 0 bytes example/university4_sky_masks/000214.png | Bin 1893 -> 0 bytes example/university4_sky_masks/000215.png | Bin 2551 -> 0 bytes example/university4_sky_masks/000216.png | Bin 2139 -> 0 bytes example/university4_sky_masks/000217.png | Bin 1631 -> 0 bytes example/university4_sky_masks/000218.png | Bin 2145 -> 0 bytes example/university4_sky_masks/000219.png | Bin 2318 -> 0 bytes example/university4_sky_masks/000220.png | Bin 1809 -> 0 bytes example/university4_sky_masks/000221.png | Bin 2295 -> 0 bytes example/university4_sky_masks/000222.png | Bin 3155 -> 0 bytes example/university4_sky_masks/000223.png | Bin 2656 -> 0 bytes example/university4_sky_masks/000224.png | Bin 1930 -> 0 bytes example/university4_sky_masks/000225.png | Bin 1910 -> 0 bytes example/university4_sky_masks/000226.png | Bin 2221 -> 0 bytes example/university4_sky_masks/000227.png | Bin 1050 -> 0 bytes example/university4_sky_masks/000228.png | Bin 1108 -> 0 bytes example/university4_sky_masks/000229.png | Bin 1081 -> 0 bytes example/university4_sky_masks/000230.png | Bin 1024 -> 0 bytes example/university4_sky_masks/000231.png | Bin 1058 -> 0 bytes example/university4_sky_masks/000232.png | Bin 1014 -> 0 bytes example/university4_sky_masks/000233.png | Bin 933 -> 0 bytes example/university4_sky_masks/000234.png | Bin 814 -> 0 bytes example/university4_sky_masks/000235.png | Bin 1095 -> 0 bytes example/university4_sky_masks/000236.png | Bin 833 -> 0 bytes example/university4_sky_masks/000237.png | Bin 877 -> 0 bytes example/university4_sky_masks/000238.png | Bin 905 -> 0 bytes example/university4_sky_masks/000239.png | Bin 1046 -> 0 bytes example/university4_sky_masks/000240.png | Bin 904 -> 0 bytes example/university4_sky_masks/000241.png | Bin 856 -> 0 bytes example/university4_sky_masks/000242.png | Bin 817 -> 0 bytes example/university4_sky_masks/000243.png | Bin 803 -> 0 bytes example/university4_sky_masks/000244.png | Bin 921 -> 0 bytes example/university4_sky_masks/000245.png | Bin 1068 -> 0 bytes example/university4_sky_masks/000246.png | Bin 1215 -> 0 bytes example/university4_sky_masks/000247.png | Bin 1662 -> 0 bytes example/university4_sky_masks/000248.png | Bin 1873 -> 0 bytes example/university4_sky_masks/000249.png | Bin 2111 -> 0 bytes example/university4_sky_masks/000250.png | Bin 757 -> 0 bytes example/university4_sky_masks/000251.png | Bin 1573 -> 0 bytes example/university4_sky_masks/000252.png | Bin 1543 -> 0 bytes example/university4_sky_masks/000253.png | Bin 722 -> 0 bytes example/university4_sky_masks/000254.png | Bin 856 -> 0 bytes example/university4_sky_masks/000255.png | Bin 953 -> 0 bytes example/university4_sky_masks/000256.png | Bin 1013 -> 0 bytes example/university4_sky_masks/000257.png | Bin 1003 -> 0 bytes example/university4_sky_masks/000258.png | Bin 1037 -> 0 bytes example/university4_sky_masks/000259.png | Bin 963 -> 0 bytes example/university4_sky_masks/000260.png | Bin 1005 -> 0 bytes example/university4_sky_masks/000261.png | Bin 1046 -> 0 bytes example/university4_sky_masks/000262.png | Bin 948 -> 0 bytes example/university4_sky_masks/000263.png | Bin 877 -> 0 bytes example/university4_sky_masks/000264.png | Bin 1002 -> 0 bytes example/university4_sky_masks/000265.png | Bin 844 -> 0 bytes example/university4_sky_masks/000266.png | Bin 905 -> 0 bytes example/university4_sky_masks/000267.png | Bin 961 -> 0 bytes example/university4_sky_masks/000268.png | Bin 1076 -> 0 bytes example/university4_sky_masks/000269.png | Bin 1248 -> 0 bytes example/university4_sky_masks/000270.png | Bin 1308 -> 0 bytes example/university4_sky_masks/000271.png | Bin 1409 -> 0 bytes example/university4_sky_masks/000272.png | Bin 1466 -> 0 bytes example/university4_sky_masks/000273.png | Bin 1285 -> 0 bytes example/university4_sky_masks/000274.png | Bin 1277 -> 0 bytes example/university4_sky_masks/000275.png | Bin 1568 -> 0 bytes example/university4_sky_masks/000276.png | Bin 1615 -> 0 bytes example/university4_sky_masks/000277.png | Bin 1661 -> 0 bytes example/university4_sky_masks/000278.png | Bin 1691 -> 0 bytes example/university4_sky_masks/000279.png | Bin 2165 -> 0 bytes example/university4_sky_masks/000280.png | Bin 2431 -> 0 bytes example/university4_sky_masks/000281.png | Bin 2406 -> 0 bytes example/university4_sky_masks/000282.png | Bin 2084 -> 0 bytes example/university4_sky_masks/000283.png | Bin 2003 -> 0 bytes example/university4_sky_masks/000284.png | Bin 1742 -> 0 bytes example/university4_sky_masks/000285.png | Bin 1767 -> 0 bytes example/university4_sky_masks/000286.png | Bin 1654 -> 0 bytes example/university4_sky_masks/000287.png | Bin 1575 -> 0 bytes example/university4_sky_masks/000288.png | Bin 1279 -> 0 bytes example/university4_sky_masks/000289.png | Bin 1391 -> 0 bytes example/university4_sky_masks/000290.png | Bin 1384 -> 0 bytes example/university4_sky_masks/000291.png | Bin 1589 -> 0 bytes example/university4_sky_masks/000292.png | Bin 1368 -> 0 bytes example/university4_sky_masks/000293.png | Bin 1401 -> 0 bytes example/university4_sky_masks/000294.png | Bin 1253 -> 0 bytes example/university4_sky_masks/000295.png | Bin 1213 -> 0 bytes example/university4_sky_masks/000296.png | Bin 1235 -> 0 bytes example/university4_sky_masks/000297.png | Bin 1281 -> 0 bytes example/university4_sky_masks/000298.png | Bin 1131 -> 0 bytes example/university4_sky_masks/000299.png | Bin 1238 -> 0 bytes example/university4_sky_masks/000300.png | Bin 1067 -> 0 bytes example/university4_sky_masks/000301.png | Bin 1091 -> 0 bytes example/university4_sky_masks/000302.png | Bin 1074 -> 0 bytes example/university4_sky_masks/000303.png | Bin 1148 -> 0 bytes example/university4_sky_masks/000304.png | Bin 1229 -> 0 bytes example/university4_sky_masks/000305.png | Bin 1225 -> 0 bytes example/university4_sky_masks/000306.png | Bin 1237 -> 0 bytes example/university4_sky_masks/000307.png | Bin 1269 -> 0 bytes example/university4_sky_masks/000308.png | Bin 1297 -> 0 bytes example/university4_sky_masks/000309.png | Bin 1262 -> 0 bytes example/university4_sky_masks/000310.png | Bin 1193 -> 0 bytes example/university4_sky_masks/000311.png | Bin 1198 -> 0 bytes example/university4_sky_masks/000312.png | Bin 1140 -> 0 bytes example/university4_sky_masks/000313.png | Bin 1131 -> 0 bytes example/university4_sky_masks/000314.png | Bin 1135 -> 0 bytes example/university4_sky_masks/000315.png | Bin 1185 -> 0 bytes example/university4_sky_masks/000316.png | Bin 1117 -> 0 bytes example/university4_sky_masks/000317.png | Bin 1122 -> 0 bytes example/university4_sky_masks/000318.png | Bin 1137 -> 0 bytes example/university4_sky_masks/000319.png | Bin 1130 -> 0 bytes example/university4_sky_masks/000320.png | Bin 1137 -> 0 bytes example/university4_sky_masks/000321.png | Bin 1152 -> 0 bytes example/university4_sky_masks/000322.png | Bin 1101 -> 0 bytes example/university4_sky_masks/000323.png | Bin 1155 -> 0 bytes lingbot_map/vis/point_cloud_viewer.py | 42 ++++++++---------- lingbot_map/vis/sky_segmentation.py | 40 +++++------------ 648 files changed, 30 insertions(+), 54 deletions(-) delete mode 100644 example/oxford_sky_masks/.skyseg_cache_version delete mode 100644 example/oxford_sky_masks/000000.png delete mode 100644 example/oxford_sky_masks/000001.png delete mode 100644 example/oxford_sky_masks/000002.png delete mode 100644 example/oxford_sky_masks/000003.png delete mode 100644 example/oxford_sky_masks/000004.png delete mode 100644 example/oxford_sky_masks/000005.png delete mode 100644 example/oxford_sky_masks/000006.png delete mode 100644 example/oxford_sky_masks/000007.png delete mode 100644 example/oxford_sky_masks/000008.png delete mode 100644 example/oxford_sky_masks/000009.png delete mode 100644 example/oxford_sky_masks/000010.png delete mode 100644 example/oxford_sky_masks/000011.png delete mode 100644 example/oxford_sky_masks/000012.png delete mode 100644 example/oxford_sky_masks/000013.png delete mode 100644 example/oxford_sky_masks/000014.png delete mode 100644 example/oxford_sky_masks/000015.png delete mode 100644 example/oxford_sky_masks/000016.png delete mode 100644 example/oxford_sky_masks/000017.png delete mode 100644 example/oxford_sky_masks/000018.png delete mode 100644 example/oxford_sky_masks/000019.png delete mode 100644 example/oxford_sky_masks/000020.png delete mode 100644 example/oxford_sky_masks/000021.png delete mode 100644 example/oxford_sky_masks/000022.png delete mode 100644 example/oxford_sky_masks/000023.png delete mode 100644 example/oxford_sky_masks/000024.png delete mode 100644 example/oxford_sky_masks/000025.png delete mode 100644 example/oxford_sky_masks/000026.png delete mode 100644 example/oxford_sky_masks/000027.png delete mode 100644 example/oxford_sky_masks/000028.png delete mode 100644 example/oxford_sky_masks/000029.png delete mode 100644 example/oxford_sky_masks/000030.png delete mode 100644 example/oxford_sky_masks/000031.png delete mode 100644 example/oxford_sky_masks/000032.png delete mode 100644 example/oxford_sky_masks/000033.png delete mode 100644 example/oxford_sky_masks/000034.png delete mode 100644 example/oxford_sky_masks/000035.png delete mode 100644 example/oxford_sky_masks/000036.png delete mode 100644 example/oxford_sky_masks/000037.png delete mode 100644 example/oxford_sky_masks/000038.png delete mode 100644 example/oxford_sky_masks/000039.png delete mode 100644 example/oxford_sky_masks/000040.png delete mode 100644 example/oxford_sky_masks/000041.png delete mode 100644 example/oxford_sky_masks/000042.png delete mode 100644 example/oxford_sky_masks/000043.png delete mode 100644 example/oxford_sky_masks/000044.png delete mode 100644 example/oxford_sky_masks/000045.png delete mode 100644 example/oxford_sky_masks/000046.png delete mode 100644 example/oxford_sky_masks/000047.png delete mode 100644 example/oxford_sky_masks/000048.png delete mode 100644 example/oxford_sky_masks/000049.png delete mode 100644 example/oxford_sky_masks/000050.png delete mode 100644 example/oxford_sky_masks/000051.png delete mode 100644 example/oxford_sky_masks/000052.png delete mode 100644 example/oxford_sky_masks/000053.png delete mode 100644 example/oxford_sky_masks/000054.png delete mode 100644 example/oxford_sky_masks/000055.png delete mode 100644 example/oxford_sky_masks/000056.png delete mode 100644 example/oxford_sky_masks/000057.png delete mode 100644 example/oxford_sky_masks/000058.png delete mode 100644 example/oxford_sky_masks/000059.png delete mode 100644 example/oxford_sky_masks/000060.png delete mode 100644 example/oxford_sky_masks/000061.png delete mode 100644 example/oxford_sky_masks/000062.png delete mode 100644 example/oxford_sky_masks/000063.png delete mode 100644 example/oxford_sky_masks/000064.png delete mode 100644 example/oxford_sky_masks/000065.png delete mode 100644 example/oxford_sky_masks/000066.png delete mode 100644 example/oxford_sky_masks/000067.png delete mode 100644 example/oxford_sky_masks/000068.png delete mode 100644 example/oxford_sky_masks/000069.png delete mode 100644 example/oxford_sky_masks/000070.png delete mode 100644 example/oxford_sky_masks/000071.png delete mode 100644 example/oxford_sky_masks/000072.png delete mode 100644 example/oxford_sky_masks/000073.png delete mode 100644 example/oxford_sky_masks/000074.png delete mode 100644 example/oxford_sky_masks/000075.png delete mode 100644 example/oxford_sky_masks/000076.png delete mode 100644 example/oxford_sky_masks/000077.png delete mode 100644 example/oxford_sky_masks/000078.png delete mode 100644 example/oxford_sky_masks/000079.png delete mode 100644 example/oxford_sky_masks/000080.png delete mode 100644 example/oxford_sky_masks/000081.png delete mode 100644 example/oxford_sky_masks/000082.png delete mode 100644 example/oxford_sky_masks/000083.png delete mode 100644 example/oxford_sky_masks/000084.png delete mode 100644 example/oxford_sky_masks/000085.png delete mode 100644 example/oxford_sky_masks/000086.png delete mode 100644 example/oxford_sky_masks/000087.png delete mode 100644 example/oxford_sky_masks/000088.png delete mode 100644 example/oxford_sky_masks/000089.png delete mode 100644 example/oxford_sky_masks/000090.png delete mode 100644 example/oxford_sky_masks/000091.png delete mode 100644 example/oxford_sky_masks/000092.png delete mode 100644 example/oxford_sky_masks/000093.png delete mode 100644 example/oxford_sky_masks/000094.png delete mode 100644 example/oxford_sky_masks/000095.png delete mode 100644 example/oxford_sky_masks/000096.png delete mode 100644 example/oxford_sky_masks/000097.png delete mode 100644 example/oxford_sky_masks/000098.png delete mode 100644 example/oxford_sky_masks/000099.png delete mode 100644 example/oxford_sky_masks/000100.png delete mode 100644 example/oxford_sky_masks/000101.png delete mode 100644 example/oxford_sky_masks/000102.png delete mode 100644 example/oxford_sky_masks/000103.png delete mode 100644 example/oxford_sky_masks/000104.png delete mode 100644 example/oxford_sky_masks/000105.png delete mode 100644 example/oxford_sky_masks/000106.png delete mode 100644 example/oxford_sky_masks/000107.png delete mode 100644 example/oxford_sky_masks/000108.png delete mode 100644 example/oxford_sky_masks/000109.png delete mode 100644 example/oxford_sky_masks/000110.png delete mode 100644 example/oxford_sky_masks/000111.png delete mode 100644 example/oxford_sky_masks/000112.png delete mode 100644 example/oxford_sky_masks/000113.png delete mode 100644 example/oxford_sky_masks/000114.png delete mode 100644 example/oxford_sky_masks/000115.png delete mode 100644 example/oxford_sky_masks/000116.png delete mode 100644 example/oxford_sky_masks/000117.png delete mode 100644 example/oxford_sky_masks/000118.png delete mode 100644 example/oxford_sky_masks/000119.png delete mode 100644 example/oxford_sky_masks/000120.png delete mode 100644 example/oxford_sky_masks/000121.png delete mode 100644 example/oxford_sky_masks/000122.png delete mode 100644 example/oxford_sky_masks/000123.png delete mode 100644 example/oxford_sky_masks/000124.png delete mode 100644 example/oxford_sky_masks/000125.png delete mode 100644 example/oxford_sky_masks/000126.png delete mode 100644 example/oxford_sky_masks/000127.png delete mode 100644 example/oxford_sky_masks/000128.png delete mode 100644 example/oxford_sky_masks/000129.png delete mode 100644 example/oxford_sky_masks/000130.png delete mode 100644 example/oxford_sky_masks/000131.png delete mode 100644 example/oxford_sky_masks/000132.png delete mode 100644 example/oxford_sky_masks/000133.png delete mode 100644 example/oxford_sky_masks/000134.png delete mode 100644 example/oxford_sky_masks/000135.png delete mode 100644 example/oxford_sky_masks/000136.png delete mode 100644 example/oxford_sky_masks/000137.png delete mode 100644 example/oxford_sky_masks/000138.png delete mode 100644 example/oxford_sky_masks/000139.png delete mode 100644 example/oxford_sky_masks/000140.png delete mode 100644 example/oxford_sky_masks/000141.png delete mode 100644 example/oxford_sky_masks/000142.png delete mode 100644 example/oxford_sky_masks/000143.png delete mode 100644 example/oxford_sky_masks/000144.png delete mode 100644 example/oxford_sky_masks/000145.png delete mode 100644 example/oxford_sky_masks/000146.png delete mode 100644 example/oxford_sky_masks/000147.png delete mode 100644 example/oxford_sky_masks/000148.png delete mode 100644 example/oxford_sky_masks/000149.png delete mode 100644 example/oxford_sky_masks/000150.png delete mode 100644 example/oxford_sky_masks/000151.png delete mode 100644 example/oxford_sky_masks/000152.png delete mode 100644 example/oxford_sky_masks/000153.png delete mode 100644 example/oxford_sky_masks/000154.png delete mode 100644 example/oxford_sky_masks/000155.png delete mode 100644 example/oxford_sky_masks/000156.png delete mode 100644 example/oxford_sky_masks/000157.png delete mode 100644 example/oxford_sky_masks/000158.png delete mode 100644 example/oxford_sky_masks/000159.png delete mode 100644 example/oxford_sky_masks/000160.png delete mode 100644 example/oxford_sky_masks/000161.png delete mode 100644 example/oxford_sky_masks/000162.png delete mode 100644 example/oxford_sky_masks/000163.png delete mode 100644 example/oxford_sky_masks/000164.png delete mode 100644 example/oxford_sky_masks/000165.png delete mode 100644 example/oxford_sky_masks/000166.png delete mode 100644 example/oxford_sky_masks/000167.png delete mode 100644 example/oxford_sky_masks/000168.png delete mode 100644 example/oxford_sky_masks/000169.png delete mode 100644 example/oxford_sky_masks/000170.png delete mode 100644 example/oxford_sky_masks/000171.png delete mode 100644 example/oxford_sky_masks/000172.png delete mode 100644 example/oxford_sky_masks/000173.png delete mode 100644 example/oxford_sky_masks/000174.png delete mode 100644 example/oxford_sky_masks/000175.png delete mode 100644 example/oxford_sky_masks/000176.png delete mode 100644 example/oxford_sky_masks/000177.png delete mode 100644 example/oxford_sky_masks/000178.png delete mode 100644 example/oxford_sky_masks/000179.png delete mode 100644 example/oxford_sky_masks/000180.png delete mode 100644 example/oxford_sky_masks/000181.png delete mode 100644 example/oxford_sky_masks/000182.png delete mode 100644 example/oxford_sky_masks/000183.png delete mode 100644 example/oxford_sky_masks/000184.png delete mode 100644 example/oxford_sky_masks/000185.png delete mode 100644 example/oxford_sky_masks/000186.png delete mode 100644 example/oxford_sky_masks/000187.png delete mode 100644 example/oxford_sky_masks/000188.png delete mode 100644 example/oxford_sky_masks/000189.png delete mode 100644 example/oxford_sky_masks/000190.png delete mode 100644 example/oxford_sky_masks/000191.png delete mode 100644 example/oxford_sky_masks/000192.png delete mode 100644 example/oxford_sky_masks/000193.png delete mode 100644 example/oxford_sky_masks/000194.png delete mode 100644 example/oxford_sky_masks/000195.png delete mode 100644 example/oxford_sky_masks/000196.png delete mode 100644 example/oxford_sky_masks/000197.png delete mode 100644 example/oxford_sky_masks/000198.png delete mode 100644 example/oxford_sky_masks/000199.png delete mode 100644 example/oxford_sky_masks/000200.png delete mode 100644 example/oxford_sky_masks/000201.png delete mode 100644 example/oxford_sky_masks/000202.png delete mode 100644 example/oxford_sky_masks/000203.png delete mode 100644 example/oxford_sky_masks/000204.png delete mode 100644 example/oxford_sky_masks/000205.png delete mode 100644 example/oxford_sky_masks/000206.png delete mode 100644 example/oxford_sky_masks/000207.png delete mode 100644 example/oxford_sky_masks/000208.png delete mode 100644 example/oxford_sky_masks/000209.png delete mode 100644 example/oxford_sky_masks/000210.png delete mode 100644 example/oxford_sky_masks/000211.png delete mode 100644 example/oxford_sky_masks/000212.png delete mode 100644 example/oxford_sky_masks/000213.png delete mode 100644 example/oxford_sky_masks/000214.png delete mode 100644 example/oxford_sky_masks/000215.png delete mode 100644 example/oxford_sky_masks/000216.png delete mode 100644 example/oxford_sky_masks/000217.png delete mode 100644 example/oxford_sky_masks/000218.png delete mode 100644 example/oxford_sky_masks/000219.png delete mode 100644 example/oxford_sky_masks/000220.png delete mode 100644 example/oxford_sky_masks/000221.png delete mode 100644 example/oxford_sky_masks/000222.png delete mode 100644 example/oxford_sky_masks/000223.png delete mode 100644 example/oxford_sky_masks/000224.png delete mode 100644 example/oxford_sky_masks/000225.png delete mode 100644 example/oxford_sky_masks/000226.png delete mode 100644 example/oxford_sky_masks/000227.png delete mode 100644 example/oxford_sky_masks/000228.png delete mode 100644 example/oxford_sky_masks/000229.png delete mode 100644 example/oxford_sky_masks/000230.png delete mode 100644 example/oxford_sky_masks/000231.png delete mode 100644 example/oxford_sky_masks/000232.png delete mode 100644 example/oxford_sky_masks/000233.png delete mode 100644 example/oxford_sky_masks/000234.png delete mode 100644 example/oxford_sky_masks/000235.png delete mode 100644 example/oxford_sky_masks/000236.png delete mode 100644 example/oxford_sky_masks/000237.png delete mode 100644 example/oxford_sky_masks/000238.png delete mode 100644 example/oxford_sky_masks/000239.png delete mode 100644 example/oxford_sky_masks/000240.png delete mode 100644 example/oxford_sky_masks/000241.png delete mode 100644 example/oxford_sky_masks/000242.png delete mode 100644 example/oxford_sky_masks/000243.png delete mode 100644 example/oxford_sky_masks/000244.png delete mode 100644 example/oxford_sky_masks/000245.png delete mode 100644 example/oxford_sky_masks/000246.png delete mode 100644 example/oxford_sky_masks/000247.png delete mode 100644 example/oxford_sky_masks/000248.png delete mode 100644 example/oxford_sky_masks/000249.png delete mode 100644 example/oxford_sky_masks/000250.png delete mode 100644 example/oxford_sky_masks/000251.png delete mode 100644 example/oxford_sky_masks/000252.png delete mode 100644 example/oxford_sky_masks/000253.png delete mode 100644 example/oxford_sky_masks/000254.png delete mode 100644 example/oxford_sky_masks/000255.png delete mode 100644 example/oxford_sky_masks/000256.png delete mode 100644 example/oxford_sky_masks/000257.png delete mode 100644 example/oxford_sky_masks/000258.png delete mode 100644 example/oxford_sky_masks/000259.png delete mode 100644 example/oxford_sky_masks/000260.png delete mode 100644 example/oxford_sky_masks/000261.png delete mode 100644 example/oxford_sky_masks/000262.png delete mode 100644 example/oxford_sky_masks/000263.png delete mode 100644 example/oxford_sky_masks/000264.png delete mode 100644 example/oxford_sky_masks/000265.png delete mode 100644 example/oxford_sky_masks/000266.png delete mode 100644 example/oxford_sky_masks/000267.png delete mode 100644 example/oxford_sky_masks/000268.png delete mode 100644 example/oxford_sky_masks/000269.png delete mode 100644 example/oxford_sky_masks/000270.png delete mode 100644 example/oxford_sky_masks/000271.png delete mode 100644 example/oxford_sky_masks/000272.png delete mode 100644 example/oxford_sky_masks/000273.png delete mode 100644 example/oxford_sky_masks/000274.png delete mode 100644 example/oxford_sky_masks/000275.png delete mode 100644 example/oxford_sky_masks/000276.png delete mode 100644 example/oxford_sky_masks/000277.png delete mode 100644 example/oxford_sky_masks/000278.png delete mode 100644 example/oxford_sky_masks/000279.png delete mode 100644 example/oxford_sky_masks/000280.png delete mode 100644 example/oxford_sky_masks/000281.png delete mode 100644 example/oxford_sky_masks/000282.png delete mode 100644 example/oxford_sky_masks/000283.png delete mode 100644 example/oxford_sky_masks/000284.png delete mode 100644 example/oxford_sky_masks/000285.png delete mode 100644 example/oxford_sky_masks/000286.png delete mode 100644 example/oxford_sky_masks/000287.png delete mode 100644 example/oxford_sky_masks/000288.png delete mode 100644 example/oxford_sky_masks/000289.png delete mode 100644 example/oxford_sky_masks/000290.png delete mode 100644 example/oxford_sky_masks/000291.png delete mode 100644 example/oxford_sky_masks/000292.png delete mode 100644 example/oxford_sky_masks/000293.png delete mode 100644 example/oxford_sky_masks/000294.png delete mode 100644 example/oxford_sky_masks/000295.png delete mode 100644 example/oxford_sky_masks/000296.png delete mode 100644 example/oxford_sky_masks/000297.png delete mode 100644 example/oxford_sky_masks/000298.png delete mode 100644 example/oxford_sky_masks/000299.png delete mode 100644 example/oxford_sky_masks/000300.png delete mode 100644 example/oxford_sky_masks/000301.png delete mode 100644 example/oxford_sky_masks/000302.png delete mode 100644 example/oxford_sky_masks/000303.png delete mode 100644 example/oxford_sky_masks/000304.png delete mode 100644 example/oxford_sky_masks/000305.png delete mode 100644 example/oxford_sky_masks/000306.png delete mode 100644 example/oxford_sky_masks/000307.png delete mode 100644 example/oxford_sky_masks/000308.png delete mode 100644 example/oxford_sky_masks/000309.png delete mode 100644 example/oxford_sky_masks/000310.png delete mode 100644 example/oxford_sky_masks/000311.png delete mode 100644 example/oxford_sky_masks/000312.png delete mode 100644 example/oxford_sky_masks/000313.png delete mode 100644 example/oxford_sky_masks/000314.png delete mode 100644 example/oxford_sky_masks/000315.png delete mode 100644 example/oxford_sky_masks/000316.png delete mode 100644 example/oxford_sky_masks/000317.png delete mode 100644 example/oxford_sky_masks/000318.png delete mode 100644 example/oxford_sky_masks/000319.png delete mode 100644 example/university4_sky_masks/.skyseg_cache_version delete mode 100644 example/university4_sky_masks/000000.png delete mode 100644 example/university4_sky_masks/000001.png delete mode 100644 example/university4_sky_masks/000002.png delete mode 100644 example/university4_sky_masks/000003.png delete mode 100644 example/university4_sky_masks/000004.png delete mode 100644 example/university4_sky_masks/000005.png delete mode 100644 example/university4_sky_masks/000006.png delete mode 100644 example/university4_sky_masks/000007.png delete mode 100644 example/university4_sky_masks/000008.png delete mode 100644 example/university4_sky_masks/000009.png delete mode 100644 example/university4_sky_masks/000010.png delete mode 100644 example/university4_sky_masks/000011.png delete mode 100644 example/university4_sky_masks/000012.png delete mode 100644 example/university4_sky_masks/000013.png delete mode 100644 example/university4_sky_masks/000014.png delete mode 100644 example/university4_sky_masks/000015.png delete mode 100644 example/university4_sky_masks/000016.png delete mode 100644 example/university4_sky_masks/000017.png delete mode 100644 example/university4_sky_masks/000018.png delete mode 100644 example/university4_sky_masks/000019.png delete mode 100644 example/university4_sky_masks/000020.png delete mode 100644 example/university4_sky_masks/000021.png delete mode 100644 example/university4_sky_masks/000022.png delete mode 100644 example/university4_sky_masks/000023.png delete mode 100644 example/university4_sky_masks/000024.png delete mode 100644 example/university4_sky_masks/000025.png delete mode 100644 example/university4_sky_masks/000026.png delete mode 100644 example/university4_sky_masks/000027.png delete mode 100644 example/university4_sky_masks/000028.png delete mode 100644 example/university4_sky_masks/000029.png delete mode 100644 example/university4_sky_masks/000030.png delete mode 100644 example/university4_sky_masks/000031.png delete mode 100644 example/university4_sky_masks/000032.png delete mode 100644 example/university4_sky_masks/000033.png delete mode 100644 example/university4_sky_masks/000034.png delete mode 100644 example/university4_sky_masks/000035.png delete mode 100644 example/university4_sky_masks/000036.png delete mode 100644 example/university4_sky_masks/000037.png delete mode 100644 example/university4_sky_masks/000038.png delete mode 100644 example/university4_sky_masks/000039.png delete mode 100644 example/university4_sky_masks/000040.png delete mode 100644 example/university4_sky_masks/000041.png delete mode 100644 example/university4_sky_masks/000042.png delete mode 100644 example/university4_sky_masks/000043.png delete mode 100644 example/university4_sky_masks/000044.png delete mode 100644 example/university4_sky_masks/000045.png delete mode 100644 example/university4_sky_masks/000046.png delete mode 100644 example/university4_sky_masks/000047.png delete mode 100644 example/university4_sky_masks/000048.png delete mode 100644 example/university4_sky_masks/000049.png delete mode 100644 example/university4_sky_masks/000050.png delete mode 100644 example/university4_sky_masks/000051.png delete mode 100644 example/university4_sky_masks/000052.png delete mode 100644 example/university4_sky_masks/000053.png delete mode 100644 example/university4_sky_masks/000054.png delete mode 100644 example/university4_sky_masks/000055.png delete mode 100644 example/university4_sky_masks/000056.png delete mode 100644 example/university4_sky_masks/000057.png delete mode 100644 example/university4_sky_masks/000058.png delete mode 100644 example/university4_sky_masks/000059.png delete mode 100644 example/university4_sky_masks/000060.png delete mode 100644 example/university4_sky_masks/000061.png delete mode 100644 example/university4_sky_masks/000062.png delete mode 100644 example/university4_sky_masks/000063.png delete mode 100644 example/university4_sky_masks/000064.png delete mode 100644 example/university4_sky_masks/000065.png delete mode 100644 example/university4_sky_masks/000066.png delete mode 100644 example/university4_sky_masks/000067.png delete mode 100644 example/university4_sky_masks/000068.png delete mode 100644 example/university4_sky_masks/000069.png delete mode 100644 example/university4_sky_masks/000070.png delete mode 100644 example/university4_sky_masks/000071.png delete mode 100644 example/university4_sky_masks/000072.png delete mode 100644 example/university4_sky_masks/000073.png delete mode 100644 example/university4_sky_masks/000074.png delete mode 100644 example/university4_sky_masks/000075.png delete mode 100644 example/university4_sky_masks/000076.png delete mode 100644 example/university4_sky_masks/000077.png delete mode 100644 example/university4_sky_masks/000078.png delete mode 100644 example/university4_sky_masks/000079.png delete mode 100644 example/university4_sky_masks/000080.png delete mode 100644 example/university4_sky_masks/000081.png delete mode 100644 example/university4_sky_masks/000082.png delete mode 100644 example/university4_sky_masks/000083.png delete mode 100644 example/university4_sky_masks/000084.png delete mode 100644 example/university4_sky_masks/000085.png delete mode 100644 example/university4_sky_masks/000086.png delete mode 100644 example/university4_sky_masks/000087.png delete mode 100644 example/university4_sky_masks/000088.png delete mode 100644 example/university4_sky_masks/000089.png delete mode 100644 example/university4_sky_masks/000090.png delete mode 100644 example/university4_sky_masks/000091.png delete mode 100644 example/university4_sky_masks/000092.png delete mode 100644 example/university4_sky_masks/000093.png delete mode 100644 example/university4_sky_masks/000094.png delete mode 100644 example/university4_sky_masks/000095.png delete mode 100644 example/university4_sky_masks/000096.png delete mode 100644 example/university4_sky_masks/000097.png delete mode 100644 example/university4_sky_masks/000098.png delete mode 100644 example/university4_sky_masks/000099.png delete mode 100644 example/university4_sky_masks/000100.png delete mode 100644 example/university4_sky_masks/000101.png delete mode 100644 example/university4_sky_masks/000102.png delete mode 100644 example/university4_sky_masks/000103.png delete mode 100644 example/university4_sky_masks/000104.png delete mode 100644 example/university4_sky_masks/000105.png delete mode 100644 example/university4_sky_masks/000106.png delete mode 100644 example/university4_sky_masks/000107.png delete mode 100644 example/university4_sky_masks/000108.png delete mode 100644 example/university4_sky_masks/000109.png delete mode 100644 example/university4_sky_masks/000110.png delete mode 100644 example/university4_sky_masks/000111.png delete mode 100644 example/university4_sky_masks/000112.png delete mode 100644 example/university4_sky_masks/000113.png delete mode 100644 example/university4_sky_masks/000114.png delete mode 100644 example/university4_sky_masks/000115.png delete mode 100644 example/university4_sky_masks/000116.png delete mode 100644 example/university4_sky_masks/000117.png delete mode 100644 example/university4_sky_masks/000118.png delete mode 100644 example/university4_sky_masks/000119.png delete mode 100644 example/university4_sky_masks/000120.png delete mode 100644 example/university4_sky_masks/000121.png delete mode 100644 example/university4_sky_masks/000122.png delete mode 100644 example/university4_sky_masks/000123.png delete mode 100644 example/university4_sky_masks/000124.png delete mode 100644 example/university4_sky_masks/000125.png delete mode 100644 example/university4_sky_masks/000126.png delete mode 100644 example/university4_sky_masks/000127.png delete mode 100644 example/university4_sky_masks/000128.png delete mode 100644 example/university4_sky_masks/000129.png delete mode 100644 example/university4_sky_masks/000130.png delete mode 100644 example/university4_sky_masks/000131.png delete mode 100644 example/university4_sky_masks/000132.png delete mode 100644 example/university4_sky_masks/000133.png delete mode 100644 example/university4_sky_masks/000134.png delete mode 100644 example/university4_sky_masks/000135.png delete mode 100644 example/university4_sky_masks/000136.png delete mode 100644 example/university4_sky_masks/000137.png delete mode 100644 example/university4_sky_masks/000138.png delete mode 100644 example/university4_sky_masks/000139.png delete mode 100644 example/university4_sky_masks/000140.png delete mode 100644 example/university4_sky_masks/000141.png delete mode 100644 example/university4_sky_masks/000142.png delete mode 100644 example/university4_sky_masks/000143.png delete mode 100644 example/university4_sky_masks/000144.png delete mode 100644 example/university4_sky_masks/000145.png delete mode 100644 example/university4_sky_masks/000146.png delete mode 100644 example/university4_sky_masks/000147.png delete mode 100644 example/university4_sky_masks/000148.png delete mode 100644 example/university4_sky_masks/000149.png delete mode 100644 example/university4_sky_masks/000150.png delete mode 100644 example/university4_sky_masks/000151.png delete mode 100644 example/university4_sky_masks/000152.png delete mode 100644 example/university4_sky_masks/000153.png delete mode 100644 example/university4_sky_masks/000154.png delete mode 100644 example/university4_sky_masks/000155.png delete mode 100644 example/university4_sky_masks/000156.png delete mode 100644 example/university4_sky_masks/000157.png delete mode 100644 example/university4_sky_masks/000158.png delete mode 100644 example/university4_sky_masks/000159.png delete mode 100644 example/university4_sky_masks/000160.png delete mode 100644 example/university4_sky_masks/000161.png delete mode 100644 example/university4_sky_masks/000162.png delete mode 100644 example/university4_sky_masks/000163.png delete mode 100644 example/university4_sky_masks/000164.png delete mode 100644 example/university4_sky_masks/000165.png delete mode 100644 example/university4_sky_masks/000166.png delete mode 100644 example/university4_sky_masks/000167.png delete mode 100644 example/university4_sky_masks/000168.png delete mode 100644 example/university4_sky_masks/000169.png delete mode 100644 example/university4_sky_masks/000170.png delete mode 100644 example/university4_sky_masks/000171.png delete mode 100644 example/university4_sky_masks/000172.png delete mode 100644 example/university4_sky_masks/000173.png delete mode 100644 example/university4_sky_masks/000174.png delete mode 100644 example/university4_sky_masks/000175.png delete mode 100644 example/university4_sky_masks/000176.png delete mode 100644 example/university4_sky_masks/000177.png delete mode 100644 example/university4_sky_masks/000178.png delete mode 100644 example/university4_sky_masks/000179.png delete mode 100644 example/university4_sky_masks/000180.png delete mode 100644 example/university4_sky_masks/000181.png delete mode 100644 example/university4_sky_masks/000182.png delete mode 100644 example/university4_sky_masks/000183.png delete mode 100644 example/university4_sky_masks/000184.png delete mode 100644 example/university4_sky_masks/000185.png delete mode 100644 example/university4_sky_masks/000186.png delete mode 100644 example/university4_sky_masks/000187.png delete mode 100644 example/university4_sky_masks/000188.png delete mode 100644 example/university4_sky_masks/000189.png delete mode 100644 example/university4_sky_masks/000190.png delete mode 100644 example/university4_sky_masks/000191.png delete mode 100644 example/university4_sky_masks/000192.png delete mode 100644 example/university4_sky_masks/000193.png delete mode 100644 example/university4_sky_masks/000194.png delete mode 100644 example/university4_sky_masks/000195.png delete mode 100644 example/university4_sky_masks/000196.png delete mode 100644 example/university4_sky_masks/000197.png delete mode 100644 example/university4_sky_masks/000198.png delete mode 100644 example/university4_sky_masks/000199.png delete mode 100644 example/university4_sky_masks/000200.png delete mode 100644 example/university4_sky_masks/000201.png delete mode 100644 example/university4_sky_masks/000202.png delete mode 100644 example/university4_sky_masks/000203.png delete mode 100644 example/university4_sky_masks/000204.png delete mode 100644 example/university4_sky_masks/000205.png delete mode 100644 example/university4_sky_masks/000206.png delete mode 100644 example/university4_sky_masks/000207.png delete mode 100644 example/university4_sky_masks/000208.png delete mode 100644 example/university4_sky_masks/000209.png delete mode 100644 example/university4_sky_masks/000210.png delete mode 100644 example/university4_sky_masks/000211.png delete mode 100644 example/university4_sky_masks/000212.png delete mode 100644 example/university4_sky_masks/000213.png delete mode 100644 example/university4_sky_masks/000214.png delete mode 100644 example/university4_sky_masks/000215.png delete mode 100644 example/university4_sky_masks/000216.png delete mode 100644 example/university4_sky_masks/000217.png delete mode 100644 example/university4_sky_masks/000218.png delete mode 100644 example/university4_sky_masks/000219.png delete mode 100644 example/university4_sky_masks/000220.png delete mode 100644 example/university4_sky_masks/000221.png delete mode 100644 example/university4_sky_masks/000222.png delete mode 100644 example/university4_sky_masks/000223.png delete mode 100644 example/university4_sky_masks/000224.png delete mode 100644 example/university4_sky_masks/000225.png delete mode 100644 example/university4_sky_masks/000226.png delete mode 100644 example/university4_sky_masks/000227.png delete mode 100644 example/university4_sky_masks/000228.png delete mode 100644 example/university4_sky_masks/000229.png delete mode 100644 example/university4_sky_masks/000230.png delete mode 100644 example/university4_sky_masks/000231.png delete mode 100644 example/university4_sky_masks/000232.png delete mode 100644 example/university4_sky_masks/000233.png delete mode 100644 example/university4_sky_masks/000234.png delete mode 100644 example/university4_sky_masks/000235.png delete mode 100644 example/university4_sky_masks/000236.png delete mode 100644 example/university4_sky_masks/000237.png delete mode 100644 example/university4_sky_masks/000238.png delete mode 100644 example/university4_sky_masks/000239.png delete mode 100644 example/university4_sky_masks/000240.png delete mode 100644 example/university4_sky_masks/000241.png delete mode 100644 example/university4_sky_masks/000242.png delete mode 100644 example/university4_sky_masks/000243.png delete mode 100644 example/university4_sky_masks/000244.png delete mode 100644 example/university4_sky_masks/000245.png delete mode 100644 example/university4_sky_masks/000246.png delete mode 100644 example/university4_sky_masks/000247.png delete mode 100644 example/university4_sky_masks/000248.png delete mode 100644 example/university4_sky_masks/000249.png delete mode 100644 example/university4_sky_masks/000250.png delete mode 100644 example/university4_sky_masks/000251.png delete mode 100644 example/university4_sky_masks/000252.png delete mode 100644 example/university4_sky_masks/000253.png delete mode 100644 example/university4_sky_masks/000254.png delete mode 100644 example/university4_sky_masks/000255.png delete mode 100644 example/university4_sky_masks/000256.png delete mode 100644 example/university4_sky_masks/000257.png delete mode 100644 example/university4_sky_masks/000258.png delete mode 100644 example/university4_sky_masks/000259.png delete mode 100644 example/university4_sky_masks/000260.png delete mode 100644 example/university4_sky_masks/000261.png delete mode 100644 example/university4_sky_masks/000262.png delete mode 100644 example/university4_sky_masks/000263.png delete mode 100644 example/university4_sky_masks/000264.png delete mode 100644 example/university4_sky_masks/000265.png delete mode 100644 example/university4_sky_masks/000266.png delete mode 100644 example/university4_sky_masks/000267.png delete mode 100644 example/university4_sky_masks/000268.png delete mode 100644 example/university4_sky_masks/000269.png delete mode 100644 example/university4_sky_masks/000270.png delete mode 100644 example/university4_sky_masks/000271.png delete mode 100644 example/university4_sky_masks/000272.png delete mode 100644 example/university4_sky_masks/000273.png delete mode 100644 example/university4_sky_masks/000274.png delete mode 100644 example/university4_sky_masks/000275.png delete mode 100644 example/university4_sky_masks/000276.png delete mode 100644 example/university4_sky_masks/000277.png delete mode 100644 example/university4_sky_masks/000278.png delete mode 100644 example/university4_sky_masks/000279.png delete mode 100644 example/university4_sky_masks/000280.png delete mode 100644 example/university4_sky_masks/000281.png delete mode 100644 example/university4_sky_masks/000282.png delete mode 100644 example/university4_sky_masks/000283.png delete mode 100644 example/university4_sky_masks/000284.png delete mode 100644 example/university4_sky_masks/000285.png delete mode 100644 example/university4_sky_masks/000286.png delete mode 100644 example/university4_sky_masks/000287.png delete mode 100644 example/university4_sky_masks/000288.png delete mode 100644 example/university4_sky_masks/000289.png delete mode 100644 example/university4_sky_masks/000290.png delete mode 100644 example/university4_sky_masks/000291.png delete mode 100644 example/university4_sky_masks/000292.png delete mode 100644 example/university4_sky_masks/000293.png delete mode 100644 example/university4_sky_masks/000294.png delete mode 100644 example/university4_sky_masks/000295.png delete mode 100644 example/university4_sky_masks/000296.png delete mode 100644 example/university4_sky_masks/000297.png delete mode 100644 example/university4_sky_masks/000298.png delete mode 100644 example/university4_sky_masks/000299.png delete mode 100644 example/university4_sky_masks/000300.png delete mode 100644 example/university4_sky_masks/000301.png delete mode 100644 example/university4_sky_masks/000302.png delete mode 100644 example/university4_sky_masks/000303.png delete mode 100644 example/university4_sky_masks/000304.png delete mode 100644 example/university4_sky_masks/000305.png delete mode 100644 example/university4_sky_masks/000306.png delete mode 100644 example/university4_sky_masks/000307.png delete mode 100644 example/university4_sky_masks/000308.png delete mode 100644 example/university4_sky_masks/000309.png delete mode 100644 example/university4_sky_masks/000310.png delete mode 100644 example/university4_sky_masks/000311.png delete mode 100644 example/university4_sky_masks/000312.png delete mode 100644 example/university4_sky_masks/000313.png delete mode 100644 example/university4_sky_masks/000314.png delete mode 100644 example/university4_sky_masks/000315.png delete mode 100644 example/university4_sky_masks/000316.png delete mode 100644 example/university4_sky_masks/000317.png delete mode 100644 example/university4_sky_masks/000318.png delete mode 100644 example/university4_sky_masks/000319.png delete mode 100644 example/university4_sky_masks/000320.png delete mode 100644 example/university4_sky_masks/000321.png delete mode 100644 example/university4_sky_masks/000322.png delete mode 100644 example/university4_sky_masks/000323.png diff --git a/example/oxford_sky_masks/.skyseg_cache_version b/example/oxford_sky_masks/.skyseg_cache_version deleted file mode 100644 index dbcf5fb..0000000 --- a/example/oxford_sky_masks/.skyseg_cache_version +++ /dev/null @@ -1 +0,0 @@ -imagenet_norm_softmap_inverted_v3 \ No newline at end of file diff --git a/example/oxford_sky_masks/000000.png b/example/oxford_sky_masks/000000.png deleted file mode 100644 index 5f84b279764a0cf8e0be80026c655da1c4114a95..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1791 zcmeIzT})F~902g5Ck0^rFDW=-#e~U6t1KG9TawXE1{+do zxn~0HHdd^XWlNkh!#E!(8$p=ur59>hmMvxxVcvV~k{Kbl-9npnu&WQ-!=CrHm;d>n z^ZTFwIXN%KRHH17iFz)I#bU*jmleOpVr|*ZVucwanFSVaduKU|wH+%jF09psJ(=Cn zQXA2`ZPxt<@1@c$7A*akZEZ!{!FjWOJb)tglEvg6acrg6M6_egxco@yE-bXRn$|dTnf?qq4jabh zMIj5KkyOWTws1$?cbvC5{aOAuX&!bHm%knwLC#9zlJi@*HuqNNAiE#(r_pNcAucZq zeT?WNg9-V~+%dPnvB;i-{4Dw?#&LzN1!Uw-%|=bA7m1SeWOO^>2oL(4+jmp zJhD&Iou!z8`PMO0oJd*bZ6&q>sX2Hv5J`TZ=}uE%Fl5~{#z{Qo-WB3gU@-@;21Mj% znvH!5H@x4v=HQ8xmEK$$0)BHaX9FNDl19gvSb5ls2Beq?pEBm3uvvG~b3kgjk4A_* zRc*q(GjQJIgf5(4 zODCATS(Vp zKe~Q*bZ}IHk)-OAwlR9ogI+% zI%U!r;9|S*Oa~+umJ8DqC{nI{o7RKV=3D5Zy1`;==t?ImKs&WWNI9xZX!qE>JxBIs zK!erc$DFNFAr^R5xlb{Mh_O6v1swzn;%W0O(`F2LsxMIC5p48>g#;p6W(YJ&$4ia5 z)Xzjbc$~l_-w|vOooG~P>k%%t4M%mEbIGMG4d#NWA@zWOxy|u#7vK2_`(8#aVc^zq z2aqGa^n%#zSf@QlpWq5(NR@eGi|h)VOnybxx#)0TdhD!S$k@YhU(UrDyGXxF3-fOf zks#Wl;`b*#^A{MO?VBt_rRucV zNCx%@M~4I^fq1++7GjQ9Fn!rbHWuT$PGuAIAazKE7dmFy6KT0-weh@owJ=R~0cMj~ z;pU>J(?eiW+msviw#!I|4&8k+n{xTU_`F@FzivOkKov31zzT{oO}d|No3YD+273ep5TRgzho*`dNLzI> zFk z-vLfrMcKN#ObuC#Ws7mttdSw-98a?f7bYXix-~hcD;H*x(}qzZlO3klyWYjFp7(j4 z_s#R=OWwSWBh3w)H*DL$U@$f}HP#~N~L-A09 z3I+k$0(-d2Fcj%`*kqE1gc|7-Toa`hh$-lqds#ufhb`hOu0AE{?0P8PJ{uH{F4(uU z8Qc*wk}Z`qCElP)p@SYvoplrWRoBa%HFmH?w#qI>gO#JJoPS`_G2Cewi5Q72!CZN2 zEUm%Lg;yjsSHLr}aiUY8uSo5x8KDWg_(|~1(e#Jd{qQ~4aJRvynn*J-G~DabwHdxp zeVfk5eh)u&&bAx;sypd2Y%$#Hob52&P~A+cu#9*PIuA6L=)^T{kZF-nUqf>Im_v8Q zSL<)I%1CxnMR)}^c#L!7iSn|_mi`Esod=YU+%Qoa#aLeZnva#CqhQ@0@!{}tiMXGDrTV?+r@ z4_Nn*8k2}xgtEee$eg^n%*@fZ`Lx6qQy!Rux#QajF4W8K_Y~S)(wQ;^o7e6`(ie-W z0*{n-_M~?jJ;xVw2(#(CU@o~sYZZxIyXp5J3ez`1E?JpL6;|sFPHw#M@rb)(%g#i%m;o=E3zmMd-bKf{G>22tNbj)ihrzK6T9^}wlgfHheI@EyCC7BrIb=8otkjfn$t$+wuEv$Q%Pqs@P?sw7MLUs%np{t($0x{6DpD484>bq!N>jEskbgt## z>uS5D?sdgW>gX^m4iaiShO|I?y*7s#j-f5kDQ|iDJedqj|t{-T4!$0`g_thCBs&biY;k zJ@o8(>Iyw;c6OhM`su9&$Uozgh*#dDdwCq9?bEw$j2KNxZ@yQmN1 p$0J7Ql>q^r5xyMzAO1UEuu@D-^%V0YLwnbbP1C;S`hd3W!rxRX3$y?L diff --git a/example/oxford_sky_masks/000002.png b/example/oxford_sky_masks/000002.png deleted file mode 100644 index 89fbae28df153ebebfa626abeaf260b4327fc2d1..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1815 zcmeH|T})GF0EP=X`I8m|r5$I`QlJP3v|Yw&C_iK6r~HXJL}o>PTI!Om>zBXhZbwe;>AKnB%afii$zGwg>7hXWr>%&+}*C;_x;`{ z@0WZxpSHTHBs}!(Pzr?-E-n?Fq)-A6P$&VKVE+Ln{y>|ULOJkUEPDS#Rlv)|fWp|G zYi})X?!^C;KX!js`?3KUY$={uHpUosde>!ZeYSJvR{mzO^9r#K*%_MCdxFV+>1JZy zFGjZEv1Wj~S?Y`@Y&tD+6ZwYRu&CC(M|OZotNdx_{qf^=R!IEC-C`V7XSXnkk-aTU&H!ifY8d&i6da#5O>s8~_GYoKW|8-zD)t$mq|!g1S{ zcIJ&hYTFJmMK57)&wEnwNQ)_L9s$9;*T?1u-$(>+;mG-AIM{H$FH;6xx6NR`^ZE;& z8^jc2iM9QW=Q0i~zLfcK0P*rQIa&Q8=L8Xlu!p=o#xSy4x;tT{`DMQE3of$Bb+K22Zkg%hfS;EeVRR|*cSeC-mK zS}|TK><3Id-#V));ZZBcMM538;D(4hNb@i!g4P0|l6v7y(4qX)bpdx-N6jQ-iBo%I zKn_hvY9TcURMvt0IKxt8X3^zLeRNPG+9|1qx&T#~3!-s>U&PqeSkjv>&5d;XE=&@B^Gedb&J)=ox4P1Qz;=s?z$G;Q+OYEkE2NL$6`6f_rcV z8NG*`fW`nd(DfBs4H@=KaTSO96b|vT8;64A==FjQ_GF~I0qyo1PQ+v*+HKO*Dn9`k zxHcF|6Fh)pNs*(-q-*Zw^X#H}EKKk<%pofrHKxIRy%%}*B4)iMz${>FB+LXlR0N6) z57h=JVNivyTKXsg)DK^B)L33%0>&iUk2D0b>^RI)Qv_oXnpv*Blv&W9jU8oh zWWoED^gV(R+yxb*!=S~T;Gh$CkyFDlRxT!HY$Ojth3F_yxDy0l!pBI5BZYW~%tn>Y zi%f&-(Q+9&9^pW+Lw*coWYaiJ%NsZTxFVT!Vyp0N5XWm+E4 zU2D_xMq!wGY=S%9W$N{YkYdZ!*hH2;XuJ%vE|{Ayv(foD!fpOv{?jM$(bhY<wzyYT$%WmLsvU&`Sb+4lt_pjwz zR++f*+TRuj2@(*y?~@og`-91<^H4^N*QxVSH{JixY3invw^w(XGCI9`bt9D5&9gw_ zxxIhWIm+wwcIkrDBaGLr3sH7A&-$GDD7(vR)%8)2oV(Z@xw4x^5_u2+SclE2VO{H~upkLEM3?yI8GI9fg$c3)S9 zwkG8?z%LB3_PJW(-O2O^sDzp9UR+mt167Siv21l{Thc~f!!Hc882T#1b}vdwr%?T9 zO^gx9d~6ieF`23;CadxY=MB06kU46k*Wqe1-)LD~FAc@C{gDV-%oL?)`fa?6Y{Bj- zr$k|SXi_^Exr9m?N$O+zQ+$|gam&=6^6=UarFBO>L^m)MsrTuh@t;N_L#Uq7rMA*6 zK2P3r7M9%g2MU_1+9YAoRA;ccy?*t#T7RTp+Ycl?8DI(1j2s2am{!CNaXa!3SpE!m zAswKI*@f%@#Sl%PgfSyVuo7YmSj}`I4WN|iMm7NZ{S;1Kco`_*k$hsacX;VJWrudAo5 z>2dSU;7#q>7$2zv1;khV3uES1vlCQ_dS$l@_+7zPVXxR!5O{LX56hi$l}DOCK6!_} zh+oc)*%Al9ZsJZRtwFw+s9+AI436?_?4HUav(cx56^ie*A;)rCq7ziw?`)S7)DFD0#QTfqf&#ClTJ7koLBK8}Cp(_|p$ z^PNjoiiVj?Ll!p!3Bu6E zmwX!0plhjGu|;oKR>Xfv4t9caEaYflKx%$#~3$4P05Lk&LCDFp1 z>LzFzxS}!{TMB3Eb0uZ68S-fSjNrB;Ked-u_XH+X%*8}Qe4IQ6E?TTg_z z-3P@9`V9dTlJ)>-NWDNG5ojc{^7eDk`I?SHXI7lWyqEaZqE{Ylnvo^##C`HgEIkhW zS<7N-iH6_4?9^CkvAE2vMZUBiHDY}*Cs^l<&npo)84cw z8HF8DtcM4!%OiH>!Dc`$Py7 diff --git a/example/oxford_sky_masks/000004.png b/example/oxford_sky_masks/000004.png deleted file mode 100644 index cff407f92644d773a159acc775108348a7f23597..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1800 zcmeH|?N3@~7{;-_p{*5s0~RBQ#+SAt2b&1hBEFz9t8VQK?L@KYBuh8V!4KlfYPGh4 zoGI#BWuP`|*Df)^WNsa%ZmxRH5jrYqmaNHYG&|=M(+|@CX$sNcj_Zd7yDK$g+hswRacy)P!2^=C}DakDNxu^-7*R#$}OuXeNP+q$D_ll zROz9}N3LD=sb^8)KUZ;{XVl8wM*g(aa}Mqm{DVZei0RJoKgCW%Tcg4AUNM^J)ZNu) zO)1$hlj*Lt2}yG(bM zzr{NR-5>9{8|Xm&&f+><2_9@q%erzEj1-K}OP1}2%!7KiO408MherTjsb>p`7m&D* zj0kvTo-H`OfP@;Z=iACW*>A9lxcR(tPZd%R*vdVtu=@a2uv=iO@a!Ug;WFYb;7L8Z za5!^<>u#}9ooC)>u#p2KvQazVyosy=wlf|}K!VJr%w`$_X0 zR?eEp@=J9m@ZZ|7J1j`QFD8S%W5d!pvjg^+hPqh5|$boLw-S zp3fCqz@t4e-j`69)gQd*-{LqLs-?l6q^cIPl6*s`6hE2yy>=e{h zy;nD!B3GqWV1=4*?Fo1ex~uuXLI*4Kz=M=LjJvLobq@H9Di+ zT1j?dFdu|dy~jlo#Wa}O7r3ryv_29JOZLimCx$PkR%3Ea6LJ7+lX4hIR5%P8cQX1E_0|=kMdEk`i=g?K2#tu` z`jM}}@d5^*Ut$Inb*U@DDalnu4LLR~;XF&&;&(_m3!e-1V7O1JNe2_~D8fjb!gA0& zYNnj72DVE%!JPEX^flG`fJv9^xEATV0;b@+%n&C&S?Mf7E;^D`G$1b2||2yCpP&jXt5bo`@su4+s#8^VO42xg&reQNJ( zZ8G}AIbvXt(|aauF8YJ>wNc)>ZqdzXrQ~53nH6l;ZsaxJ0y}+T?_=ol_3bYDmw1ZW=8(fw-l o5?vKqo&?$*B3Uj{9S%m?$$yn&FiRo?DfZ_`+ zT-rh*3}I~+=G?NRMwzjV72?)=xs6q_EE{n{i1%JGn;Yb|%ho&U-0j!>1N*WszjL1F z`8~h$ob%;an$@*iH*enz0KnF|{i=fiz)ApsICBz10K5c49RMT@)~WU$g5rL=o7|gS z!`gT^xXydsu;sPZAI>T-zj^bo8cq{G+)Q=CV!QG4NI5FSKTuod ztY6U~-*B4p!wwvT#SWTFRichS)C27x9(HuUEgzxYmnaK!??H-j-Zq<7?h4w>wNf=d z{0M&xZ^KNtAQ_P)S>BmDFY68dX)(0sRISV+w@Xt5;br^;=c=79p%n02ShNokqh%d` zANH|{9LWpe(jb^I-jlI5C$j{VW<$rMYK7;okXVJ`BFYUixRAtBt0-J&N+R}4T>icoC{SDicZ^5) z=qKbK_!MVu`1pXWJ*T0oNMQwwz0(mH>LpQp16S;r=ug#79_T7mjDW9try{NBx1<$6 z&+T*kWU-x^Y+4m5oS?$%h(IV!?!!01$@X=#xYS+QC3Jr6VRn>8aYwVgMlbDC^{Y*9j)|}o0mJvXr^Xv^6NeM)z6SeNy-S?rkpYXGY5p=<&hH;uI#2&$5g?WT?Y|iHJ&_#RP5OD~22h1wR|! zP3=pGF$b37F)waHM*|a3-qrpvcdS6qA`gKI;zzR4HzY-9xYN0&J%5N)mN6)J)~Y<1Con9vzh*@`;F>foh~da`Iz&GXuU4Y={A; zT+M(?ZqM+Xc}(k57%xC4&?2nFvT$ngeDo{Gh`xa}^=Fr^?(ME$>;+RpQal&FZRceg z-d(&HwR_Tu0y5EmhqIfx&+42fkv<738H>SkT(Y`%rh0LNv9#bb@Q3!E%v-UM1D-vM zg@-)i8U)K(?TZ&p)xm6{m|Sb?)-e+g2VKng*?!sqvO|3zUE>%8E+jh0fMdaB2DJE1 z_dUt9aHSJHfw9Y4q+QjD0s1nS&FBm8x_ud8^i*23vIb8KH?=Ks4Eg$hRVfOWwFf!> dFaOCCgq2QR7w`99XCA~psJa@p%3amk`wyQnI6?pb diff --git a/example/oxford_sky_masks/000006.png b/example/oxford_sky_masks/000006.png deleted file mode 100644 index 5aba7129d1dc4f8b310a849be4e7c7cbabcf81a2..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1582 zcmeH|?@wD*9LC#?pR0sYU~K{6ww4wJZr9?{YOs|S#yX%ViYV*&H5^VB@Rn$csr*v1 zmfk@rVZi9XNObxJObAJ<2t(S^3k;%(X-sepw|DS@2{eT z()u46FY6-C%W2;-n>DZe$wd<}L$1t>aK~m`O(HcfICqre9&9|}$_5bLnA}|6n094H z7x)HMVj);IjAV`ZTo1(knZY6h?0;LlXxzM!R^EqIfm`lm&wb}Cy9#=mu-T;P-YU+YMB=oGfkc)UdP>G z18=aHoEc#U!_OrSUF8j$-uds2-a*$a-t+Q12%G#F-xWP8K!dCRtHPjP%Ly^Fl0RUxon zOIUG@`_Pl@a-cLTt*?#kg#xLL&!rHdn(juddF<+gMH z$yJ1|z?l!FRz##QaF~o;@$@BQE!OLFplb<6iI(&CW}I|F0Xm*|#`TsxV;h^vi>GRz z1y&EidF-hK!`W5|RhxiZ@LP$pE{(#rZs)ffqa8icG30fU9nRRWW*+UXev3Z&8<;P<`0eub|CmIo{A1BJl zBr5p>kbc3GWKw{33k+beN&uMnclAU_I=)A^~Kt5rM zQ~wFLat-Pg__Ft10IuO5g#q680JwvH6$bA98h`_Q1HkDEEssDzF`@%$K65xMRn&^6 zS_Yhk`mHVlv~wRhOAe3v*b=Cd5o`ietqlt|wz}rc$6dgIcfxCYKN=7E4;o~3|6=H% zTBqTmJ@UA6JsQ1g0pPSh*F6dfvGGwMnrfAZYFRoSJ-G3YjEb(Wv+~^kAOE!{SU;su XM=LVktN-np@JFC3QWs7u>U#bHc2n5I diff --git a/example/oxford_sky_masks/000007.png b/example/oxford_sky_masks/000007.png deleted file mode 100644 index 649fa93f56dcad6e4bae29fbe5d094826eb7ea7f..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1709 zcmeH|?N3uz9LFzO5M|O<)Z1!fTeMV$7F*0jhlN5B3j#jOkc`^$P?(ts-36CkVg(V9 zK8+SS1I31B10{2j#jwqGGMr0$=$(l1jlPhO?cO^`_8@7=VjDZULx}qq_GWL+_xwKR z_x+w<&YNRCSy8fi(~eCDf^1eDSDr?Ybx8=4U`mDn;U^hX2$FPBrBu9!C;a&^rH)s; zF7e^aYyOcc0Iody*)#gZa2p$R24hor+8Y@O#>VlT0Lm?VH=u&CUOa16uHiXgJrVnE zO>W~wpooYKt%(Ic13HP=*Ld|C86je$cs+pP#xDShh;`vDtK!8kfsMMhlauQyhAe;Y zd=~V;o*ur&O4{CK9^Q%T)$%3Bzn>*bXy@9ub zR^60^S;JE;OhgdSr<0qRwQf}sSdw6T zIFH&v6M^+yRQP1yuAjWgt(s5`I2)X>l;lW?hEMT+@V?dh4wg(Ep=LO& zIjrDKd$+W%!+2CF{TrzSH-jGs?%FQ&eQ9aoK2NXOwkVSv8_!H_RNK_2-80@DzRz=A z*x}}4>;TnFTgV!aNF)Y)wv_%9Xc!RqtC|%Z1-zh_AzVp+o))y`+A;PPE%6s4oIVQ& zWwr0FTBF+vjiRcwWPgY45zCZM1Q>!JHQGI>VR7qdN4pO&iW~eX~g}$;C zmY~N9n=(9%W^e8g)(}<&e}OqS32VXZb{JDG-xw7ngeM^Th7b$+d*n_J8}bSbBP=BK z^oGDw+ao6`iAnE_Zz;(c?l2BUnBi=Q&p`azy5!Kq z>7FPws`=s=(kkk0%u9*BEqC5S^GjD&4c*3V9^!?SpP_|Uj0rsfE&Vv~#F6iRYFiYt z;sU*7*d98uXGJlu&f`-)qT0GxpLeLWKGbCsi}hK<=<6@5-P>Irk}+5PVTm6Sr#TCl&!kVl90L$+lJpcdz diff --git a/example/oxford_sky_masks/000008.png b/example/oxford_sky_masks/000008.png deleted file mode 100644 index d8a480c83e009e0e59c983f44801bbbe3725eea6..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1841 zcmeH|`BM{T9LD2?OR`{MI1)s;atK0L5(`+d5RQ^?yMThAvYb{ZW@uBu)&txuMi4?G z5RO6->H$d8IJQ73%C1+C!n6|^+CiOkqRzD1$-tnD(xI=~f1$timuH@LKhJmG=llM$ z>Xf8d2f7=bMx!~%Wzi^&w%U$HTXh-&A7~zS<#HO$Zb=?3O{-Y-e0)`;`;OIX$0t|9 zM;vEv{GL_U+FE+n+y_zW-cI4N-jaY$Z#+Jw@VopJ3PC#J|KO4Vuu$g~ICoPKeEDbc zW4K7?7BF{P@xkS8@+`bYcGjshpA&JoLm{D4IvcF}a9he&$&a5xe*O(8g*qlP|#VZOrmC!rpoP_Ds=I=>gIJNQB zhoLo?7(KBuDOX=-_Q0=lF8C}qDcq<}d&ihldHM$P3Dp8ez*}4))v!eSYJaE>i$l9q zsoW>LMR{lwhN2$iFs#$QVonw4o6X_mukeEQsPj~zzQqY&;0gpWp z&{E?y1jovZSKsQl2!S0nUU{qi$Z5>M*oB+{+K$v?EMx0iZ9z1^zfrES0Xg@tZZ@hB zJ@!t$j4GrJ|%}8STu6CNZc|%O-bb#^}{pWn_i07y{cTLr3x*Kvf14 zn03I!Gs!?>HJE-6vUnJAghj4>_2AcafdGkOJV!NBa@r)swh+ZE$nzAQ zWvT@i-iOw5d2>miRd#(u1Od6`3~j0MjKUd6wr2En9aD5eAr&VL(I~zN!HyBdS}D1X zBZ@oDK47u{HyHN;US4)d1_DY`pyibN)|{c$l*-g^Q@i_Qt1T0}2W$^39^*BRZBL9mmG8y>8$wNG<+3INNgFn}{tL}-P$xEF?lLp^m=}<5=2$sIj zeUWdiAs=&t`Qhx~oY`~B(X-W9>ik~Jl}H4eAL9h`A2BusmBfv)zsm(UbG8oKJAcjK z0mkF8C}O|qglZS}GyV!IxL~$vxyuj$KnRuxK#gGs@KLiJSk}C#WXcdw=^9)#+cIk3 zE_oLJ5dVq$f`5d30>9RVV4o1jOzj{(W=#a~ym`M-7PM1r-dV{C&c9SX?_F{?WkqZ7 uiE8SeNGZ4^PUH5$>4e|^$N%y*7Q;u_)gC9Z#G!Bgh4PrB=)uUG>VE(aqzzgC diff --git a/example/oxford_sky_masks/000009.png b/example/oxford_sky_masks/000009.png deleted file mode 100644 index 95cad62f76fa9364b443a43cb745586d1eadbad1..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1728 zcmeHIYfMvT7%mqX7X_r0wgZ9EVs#9AbF-BWCf@Hg4HWmPWI4nv(q(q&>;Bv6h|2#Gm`SKl}4M@Au?+ z-uL~!KcBw6RkS7ZC!O)SCTf=gu|t2o9YFJ6iI(AWsP)o zB)e-*ZWw>tosvPJwN#&edhF>T@*X;R9~P1q>FCmP`WEgZ50#>yC5VFd!e1ol0K80o zOhEZE*@AK;l zImNXhy6YQq4h7Y~e}h_6Q~;cVG@h8wo`MMa)%Af3;T?7Cb;Av2adYSmfCve_4(i&n zV#oBlv5JLhH{fn?#T*^A7a~jj&Yf#33g)z2U&StN2^GSlpvV%Pv{xX1^g9cN2KckS z8rLV}F*=$9$RL6zR=IZ9o;>Y`*Fdo;Dh|v68SG*GQ;tm#+JKWlqe+P$>ycdC>=KeX zDGWxj%buxJhD)IV&)3G6STwJf{WS{Kii2R8%h2r05XUMkWFNvozk;eDgIT4r{c9RAQ+ika#Y`C2S* zaAcTLu+|HnncB6Tra7XP*-Dkyt?h`@YRWO=zPKrHKqXKg!n~t_^?0PTnQC&fyUb%|>Uyy*}-srPz{nz23>l@QY=RF$Se{RVBLK*nq>KW?b;R=UQ< zhYcLkirEj#2UEh!K{SK-q8y3;za9$E_aTm@P3rV3-i~OehRBSD(oh8?-l~fl!Ut2O vPN^gR!qhxzz5x?heLfNg0{^G~;t66oE3AQ%htK3_;%jPZXsx%^^^E)j*Dog2 diff --git a/example/oxford_sky_masks/000010.png b/example/oxford_sky_masks/000010.png deleted file mode 100644 index 7d4e85943361374b412dab35ff7535d910c00683..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1771 zcmeH|?N3uz9LEbo=!%50B5fy9TA+ni`?vuOT>+s;RnUoyEtZN6>jo0v7La1I0Ap=CJz#w@FO>wOW5IUH@TOXf-5{T zKW=rP2NqY2lmZ_ynGc!g5Q*>k@P7IF(bzXw4qV}#@gW)bvdJto|AeS~`<-VL>kY9| z>?8P*cV-CT;yb1t!|Dh@Q`*Glh=t~>%zkLnTwMw{CY5=*SYP;a?x-L>iJ`FFO&)@} zP&`6iL)18A8mL+I6XnX#LG9N>l`iuv?(h^ z+Up4vXx*>zsgmbfF==iu*|8?>s3_h+%)kp?(!F&N#TTji{!*M_nw4oMp*_mqSb-HJ z*|*`SkV~s$txzUf6bXvfpCGBezWG)Tn;(}!JX9BPGKIes*oErgcVx z<}#$%e2QhkE_X{#<~hSiaN0u0d!o(ZE1dBHnK&c;F&`EtH!SjAxriR=F2Sr1Z*KZU!awMog)XXsr$HJ)3{bR1Jj8ysal{whb8 zYP!ME9n~bg^X!7b&$PMm`7HQ83zPNSE+2%fhbeomsIkouVD9p#oGeb7d`FO=h>1zm z$Nh8VgUqvwpI|8{w{X_uo#(<$_5J)br;0Ph#M0GuxlhW6s`~j;jvCGalRnlo&xd>I zDG@G~jaH{5N9hm)FHYun0{Mtr=1~Fp0lhGBv}e_iFzxcjf`vrXU6Bs{Vme;l(@6|b zKa^jE@@MXE)eSU&{;}0&YMkaY@8tc z(U$ox6$k|_m(V6pAp0#44P?b{0;NM?19km{u@G=qX2;8bwBaH}xO#EBediZYK09Fp z*ZxNGHYr9$qQ;$7BhG!3X!lijF0Y>VN!qpI|pF XFZKnmI`5(+@rvnnjkVK<+XnvzrU)$H diff --git a/example/oxford_sky_masks/000011.png b/example/oxford_sky_masks/000011.png deleted file mode 100644 index efbf1905cface6309b2c411bb10bef3613a3bb33..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1694 zcmeH|UrbYH7{*(i4DnC-Beq8y+A^e8U9pET$|!|WupldSbFS)YfwowqiR|DKd$xwk z(AmO~QtB*~f?JGpi<2cYZmp>@XF0Um)GJ38NzKlw<-$yJN)~$-?Dpy0E_b_|T|N0d z&-=XJm+$6tY;RMo%w3zyU@%s;G&jD@U}R-87)*N(Fc`e-BP|R@c2`TI;vEa~*Bi?X zMYGJMHy%ALzuG?@X0C&lJ$)3d*@?49P$9MEZ_$pRY^n_RjG!-5uRoK^mQCcrNbs$o zmzp-k%i__r0q)L!{6qQx+@1Garpn{})Lm1rHpn6$MiwV5Jbczoze=@X-v}3Kh-)0- zFnYyOg)cMdMR6DMl6Tf|#Kcu3D~Y|3Y8X9f(c+LvFOGYV94~v|$v$pF@;Gq~x-g8o zEJtvWNnaWtM{>PvJFCN|OtJ|jXMUJIp3cLoO}zs7F{Hq2E9BjjI-(22IgZeU>aDBE z4e%WY%gAj?&J#-@vy1*JU5|H~G9vjYgyXdhu)4UaWH(`iW?Zzw`Wh*P>+H^bz^kDs zY$3eZZk3TT*yhl5_?nX%N`w_g7De*oNQt*@`ofl>(gn4371<1j%#v8CQ!IBP8_@SD z6jMfwgBlaJwRpF+gxr<#6FZ=pk(r{ix1=7~muV9oNJys56|wbBk$en+Q5i*J?g;6) zW9F)h)mA3CKedZ!<(S>7g7%xzG1*XhBmPT55t@~(5Ud#tsjrN@Y5k=C9a zNDi5m=q31gQTS4*6WcU=&%OlG@~iSy@MQg=k|C3>e@@|x__G6j(o@LFo+ZczvLx|4 zu^n#;|2F+OHaPrnPzk9jCc+N@or7$yi-2bZZ1xE_Rz@|7#hDHtE*+=pdJtwx?VI-J z1-@g@Wif-!q1$t`o{RfA?u)s3_M03wKU5g_8l1AUVbQ63mwU^fLrx{W1xGyy?*z+l zyDknWA#LZPN4FD%D+C$7w#W=mD(!XQN{}zlC)NeN0DVD&^%c+R3$VBe7@tW`Bcg_* zI*sqPe@!1Fa7OAuB!Ja`*8)BbxH_v(*9w>m_!MA8mcUam4^KAppJPi;H6kX@Bn}Wd zyfSh(6u@qeXxRKIVXRAc+Ils;wf9+hGyMV8p860>UQJw{E<`VZMSD|K)Jdx^-4|>C z6JlB~b2$ra!t$bdSo~(DJfo2}FZKtwgKP`kYE=O`7HkG2p!w7a`aIasni3H0;i-Yc z(D$XhlFYcQJk~WgVzs9$=>Ui|seEEKF%K?Q8&TQWuCw;TP}O=KU%xFQ27{x)%a*0I z0&J9^W@=l?11iSUb>d2*g&PH)ma0jx5SWZ5YC}Bi9(+h0-&lMUIhZP=IM_$-`)ucr z{)&HOH7n$=plhjJSdIIB9&5&5iJrGK;+G;1LrPH93yMDlRRiV6-gA2#C-%*q3D(Qr zAb(0|4OK0k l6*wj_Mmhh>fBgi1Fm;_q-p}$!o1c9=Elq8WlMNjo{|WuV7{~ws diff --git a/example/oxford_sky_masks/000012.png b/example/oxford_sky_masks/000012.png deleted file mode 100644 index 16989852c63f96b5295cefeff294f2a767f8c687..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1697 zcmeHI|4$Ql7;ZZUolHO~ww7n8hrc5i=7*Z&ar9dbA7356eatnI_k!WXa^xHq$l`*r%8*%l?7=vR|I( z^E~hSyziU)}2xF&-ypUB+GU{g^|N+)WMfgt}M-(IOYr#GVH|88QTS zDFo`+b7GUGh?a~p5FUj<6I%>!(pd13LQof5BwCdJB5jOIc$5Nd>}TqAUYmyD#n=n3)_{S5Tjjj-GsJL!4&!rXc5^X{VBSXZ2hDMNwM zs(ys+9wV}4xh2V-cnS7FXsyx2j_?#4`N9XVW$p=)Eq_>&yqPK`59nv?j?M{9Y%m3r z_4=y8Jbh7JY=eUM+R^kOQ)#4J;Ug@HT!u#nscD_TWy%&-Mv_CoRONHJL$>LZNUo{?2+lDAlF*uE^EtX&a3>}6h}TKyL&;{gV0BaI3l`~s>UZ_CsL?htDW34tZ%(s)8E=$ z6!yPrPH8GLhNZ?NYAytsI#%?X%tW@i^*CtQY2K7~*q2(50m;K}gE9LOhr_fLEP@<6 zd?BeF;&a6gjxQ_)Ugq^=q#1b4;ylh1=b{bbFN*UDHpJCZu;+?O9jG~X6pX4g_NSzY zPH^6LQ6@DVod#P6!n1?4iv|(yZlUy?X1xV8%F@#*SHPFzCo;QFCT^x09yhL)r>8d6 zQ0j7E3@uE1HkAc62V7`H`rU~T$cfuTw7Bj4^#ZM8@;xgze9(5HI$~%jLs8%{HfhNqLq37KI2P>fxH{;u}j*QJZo3btw7M$<@TkkYq!w? z^0%JQ)v-Pgyt3HKKs3vxvNO6FyU~n%mN-6_0|wmcXlq~cnhKLFFy_WM7bH&v1NZ#Z z=|)grb$w3+?x79pIWDOzu%>@N)d|b^0@f||5vEfr$UH6u@BHLI9NW?{BlEiC=jEp` iekVEpKmCWFz`eozlhrPy;$_avzo)*gNi(T#zwj69ryf=S diff --git a/example/oxford_sky_masks/000013.png b/example/oxford_sky_masks/000013.png deleted file mode 100644 index 42d0d63f81cfa6e3bce0281b7a546dc6005fdd80..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1756 zcmeH|-%nF#7{^=O5H*$3f~CSJ#X>Dc4{hDrXdOSqL0O>qgCL{wv*bSbH{E(jc`$J~O z!Kdfmd>DNR{V?4gQ>VD4ZR$qNjmOvqG??Y`zP5B!lj(Yly)rJU;kx`74-ICxW?owk z8f3d>F#)PswfRkowva8bXwE5#R!0<`?b**o@n)h3`O!|Z;2ivjFYyJ&3eW2L_lL~z zG1=7ClO9ZtwsIAnp(}yg#%I!KZG`7$@t=$14&oc+PY11r58^LqfbNAhnnSi6_G*W4`kX(k79em<+^tZqCe@`sKvOuByV4&)N>@;QV@3$JCJFc zp)q8ll(I$hZfRasWDgACYkY}Ym>_&smuv`GsCrrHre2-u%Yeo67C*f(z8BWugT6i} z`dD9rc6+|!TZ-btm^}PMmy|?j^gGc3^J#gWCIZ0&c-WUHj0Tlw11^GzaJ_vQ>Fr}> zks*CrI8DY*@5n7rCCU-G*FBzn!OG)VI>#znnpAdpy`i0|$0cN!XOO>OeaaP=%nG5R zjqSOWE!AU>l%~lM>C;t<|W-XsnKy+&y9kI2hFVbTuN zK$?M~hIJD|9zjBzmsI3ByuBep~-ycyr;e6o(tKWEvFXj*%?wggD zU=aw0KyZv>RP?aml5l+rwf6oQB?=b{lleThSUyt7?j~uE4>`5Yon!b6-WhI7q0X!B zDlfybvo8i$4)2&C67@Vm?yRHM8jb?wlZrE{JAl|_;Kl;Phd4#nt~gEp1~74caL33| z)fz(&KqcN&L*x8l#nr>PGy2W3YT?v!k7c-C*59<6Q0EhN{xTuY7v)HCe$al z&WRVz4u0^xq%c`Q5)C| zxZ53bUD}I%S@9j=o8+z0UVdX?t7p;=u;R!OFw-bqlz|0i!zH*W)(|+2_?JgIwN5aS z7e4R3GTP0DD(BpNe!VbO6lumc*c8%vS&MPfL_4VpvNmuJ;T3duJm{Ka8@Tc9uSRZH o8tD;fXCPaSBmdif{RDv}CQp7s(5$K%S^l=v`|2tuD%#Hd1u(c!mjD0& diff --git a/example/oxford_sky_masks/000014.png b/example/oxford_sky_masks/000014.png deleted file mode 100644 index 478748b721a85c1c3f8812a8c55b6954003b6b95..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1718 zcmeHIZA?>F7_J2oEm+xrwv0i)Kv7ouv5h(k1%cs(**a0#0`k!hT{Hpj{6X)ACE$d% z+yHG6ylPks+sI-Dac1#$AkNv|wyYaJOvX$cB=_EwWXZa;#K@h9J4oU_lKtMF{dwN^ zdCv2^=j5E5T>C*?Rr0osZ7dcm8QNcQh{a+juvnXHi9ldwC$vK>R>E1RqU^9`)30|p zhT1yz<~xxm1z&G*K`X>h3DCTLd=^(=T4}2fe+|=0Hj22Fz>Bd(-c93!(NJ68OUg)T zxZRg5XcsO|kv(Y9AX5z262}6oJ@_k>%(PI@8p65QBS*a|QXalV{)iSikrBL@YBViK zTIX;c)^013N2FNE}<4o*1X6puEm;cQ_6@wY=)bNC&B4mk&uOj@w~SLT;Xyz zUPy^dYvm6R6QRAX@w6p*R`ux7D|an&c*M&=%}<*G#BnEByvo!Q$Dp z64a}-yL3Vf4AmtN+tUr^=QH(zH1BovOz=~H=Ykgix`XEd-Uylj-V?mP8P2ET2K^lH z&E->)!QQ?(`U#j-CFJs+4nDFQ1=(Gi#*WGbS--g>F?KroGICix990Cyd;@ecF!lnY zRx+9HSC+7m=@o9Q8r}`&`1?izlfKVUZdsPhT4ojL%pFOw_o5lGZuQW!^r-*`JceI5 zkUp8K<@G8{5}AC)&hlKha2PxA!2G}?@+tip`8{0^-qh%9^W6rlnBKF&yz_Jqd6sT^ z#wLA*fc;DtfW3{*4R({iq%7exQmd{tR~EukJ?G^UAv~SAOK#=Qi#v~M;;55Srkvc% z=Se#&G#sj%=GvB88l0;WmRuq&*yb2FG`LoWEixh}*k(InY;aH4YDCl}`WTrfsLN?f z*U#coXkqv01sIAQk4~dCu0qF&15h^P?y99ZOSqRABde&bgCvG zYfdHPO=CBJPCH~Yp z5l`jET6H33YZ|jPv+0%$+A*E&IS38wt`=`dO*rKAVkri=P%?`9XqWxn>~2@Pd7k%q z-uHRmFX!eApHM0C^LFJ?D3p9YUlC4Y`8(*pMhHBX8q55TFix2#VH| zyw^mZ;l3#C3+~3gVilGqXvk$B)t~y-bBN&Tdeou*7#&(Hk1iSLQ|%+) z9Vn5LD`6p;V^7}k6cQ(OJ=`c}*fzC-f6pxBB`h8ef#`aK(PaaBYSvN43zJUrI{y#nuiZ?&Ko7Hh2w1R{`}700 zV!pC&OkzgZ55AVz5E{`Nc@mcSD$rj4Al{F*fDdOUxPdire+?BPGP% zqS?R&+=!0lVte$hz^KgbH;uzeFfw8)DqY!@0~PRQ2jNrT>7yW-*>jd1_#JKVX=gxU zhflGeNF4A;Q&I ze|2}f%pG|F+N-hx`l?-Q z;jwzD2W6=~uM(u2a{HyK6q=d`qZ<1fzEj^3%S%>)3teTa!@d3+_}z#Yv!jc{UV3}r zL;RP>O6F3-0%Nnxy?v3tNC(&U#k*ov5AJMK#Vue>H^V$@J7-xH9A+pWq5PwYXY!uX zQ5`%SI^i8o$=Cr;(Sy$n`;8UAvxHRM0TT~YBXm7Ariz~d?ULmAEf~kP30}IBc| zO^i-R*jRU5N+qsE2C$D003nkW5|)S+FBS=v>EqJvgd_43)*_l$KC5=!K$_!iF%!BU zGENwd`Q8cCVq=g{`Hbrt2c5GqFWTgA56@kM9o`1%L6CIg%nAPD9zGLkkEK4D ztVS<8+AYZ;5P3Lx4+srrdh8Jx8-ijWW`~Udk05z}a*egZKU|dHfivCOo=0GSOU{9T zEXkM8vC(rmA0vaHM#}+KcapYwDOz&H{GSaJU>x9QsytJZ}to0S!)!H`5Wi}Nh95HF+o5>0EId>NK>ZFCqO0t|V`a4C{ zEVaB2yvtA)R|cE@9y!h@uli6?N03?bKmF&QU^DB9@CxVWCM%KoT`3z>^7;Dn*M0*q C(rkzP4^QqrLwkgfP~3K(~xyeR}R4}O>GWj(~~;7&n?@IJ9^QXb3GxaA$f&hUH5aREb-vLr4d z4xnnZS}aB#jj)_S5Q zH5tfIo1AzdR)f5yF-b*Eh&CAO9_5d7GIHz)az#_c8Hsuw(YAn#M(M*l^_6HNpSd}9 z`oy8sWUsu48RKxgVfiL(fQ&M?rD)NS`>Uri)np%Bf)#Nj_0hj0LE zOqT?n!0x^Y*2Xqpzi}NTL~kT_S|89Rwy7jwB_4Y>ozY4 zT9k{sX4>cyEvUni#hw3F=?Ao{ngfeFz*Mys)L~G2{;X2%_MSF+O_msDSDTL0V?w)y z&XJgupz9gtWJ|A8LV_7i$ZB>e!R;2Dt$}^%*T8y`_U`2#V>OUD>7`kD)vBXxBT39+ zZVCw$Tf3~xz9K71tLqa4V&RS;221lTzN5a{ISz<>!^Fzgj#Kma<&^*peYRAbt7F%Z6!9$n6#I%@1(kpbbb zWTpSaj;e+%yQgjCysJLg7M=&8FQIm4=Q0^r49_g9%Hy)c!=xBo^`&U4dZhxdr^mc& z44>)A7U2l=N?M5hOr2!)l2m6xTXvc<)jGN22o zP4@t2@u&n^X?A<686-Xr`drYK^fk{Ce^EMZGl*)^zOHSU3BHd v%w}|Pt$I%V5AkW3){1y||3ClP32^bVH!m=|@LQj+{#)`|Ma_8i+aLS}Y}7>M diff --git a/example/oxford_sky_masks/000017.png b/example/oxford_sky_masks/000017.png deleted file mode 100644 index be446a082a1062d66750999d7c2ab675604d7549..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1798 zcmeH|ZA?>V6vxY(_y(oCNGpstTPvV#ZyQE8n*tT61>w#q5<`bbt1L08Y0W|jSk$@E zTkfzg4(KE_%U(z{vss+;HV~M4`!;I(Y2yQ?UG8n#M6*j;vdnId?iP||i68v5Z~Jnd z^E>DNoaa2}-sFMa>6GT|+`E%Pq2$PpHor@uq;I28()8QO0Hu7}po~J<_C(g)bW)r4 z>%(3Ba_6kuvOO z_^{dWAyS7=C{bd1Q>aa>ELW*;x@7mPg5?|5FTx&l?%=D%OsIn>@GZJOk6{_ zIG_}BiDm6>YrrrpC~Jva!h*2Wl$b&4@#9J{i|}hpt+qYXKGB2^G>q}ejz;EC1)a)V z7hp}W)SOVq4!DkZUruW)@XwXHM$u%fkDug}`L#UjC@s(@n)bP|YFKJXG>V|u`}|Nr zKp~p-h0qg>8|?K{qFb>{{zdd21FTpd6JCk!=7&%QJZFRybg*)&ILe!C=5YLHMUcFw z6xHTCz7s;RgPL>deEf9yM~vxO_jEZ=!%@>6!#z64EG`-VW{+}e{QV+}{KSk?TjTgr zI37Ex=};Hq-mn2X;Iep&oX6n-%Mx=XPYTR-Y!rG}=y7l7ggf^R+sJtqdkSBkf zso6nxbnq3++wAmJ`)}o|*{z5${s%dQq3~}`8Jyu=9=Fih=I&xPkjvs8>g+FV>%952 zbp{nq&agLZBkyf_izY6qi<(1BH+cy=WT9tUE}9i+NqmU>5L(TI78F;Ln?XM<$+YFM z0YBTVUo+asvYVdSR}Hih8JL5ft9-Kjk&aj=8c}2$1mzU z_1;TPswtVz26RRFp1~|n21>Pz7G(pv>Nqu)?U;YTh<_{8$J$LxP<=Rv4S2ItC0c^e z1Cj*c!&_wdJ?#I7bOj;S;2s-ul>Di5hvFS0jYQ3&Bxtxqx3>`c@jGEqor~Z1Tt=UG z>eYGpPurRGg?7KTPNHd#J%hWM4+`u7ZHs1~dWWmlysE#z>oq@Zlz$X6ho577c!hbU zXyxp}{)8DR#Jjvv=Y6`pOVcEBbT;3W^j-TK@J>U7 diff --git a/example/oxford_sky_masks/000018.png b/example/oxford_sky_masks/000018.png deleted file mode 100644 index a997aebeee6a60c22998353d037dd0cc83234ee2..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1914 zcmeH|YfMvT7{^<}rI&+pr&W+bp#@v8l%YjXp)Hh3<YbX zJy+srTCAhfW z8eQBn*!=wGcp44q)W3hJpJX;0GX0x(RiC$YVmVM2x-m=8WT(s7WDkCl$PsQ&MxLf$ zU<8fK1Q~rbB6=6IvY{fw$e{41b>O3mAeG>Z&5rFsc1wdfO(g=o?F+0L zX_N*>$%+JLZS|Nda#0%0lEH%Wwj9h4F-wEPM`1yi%^Tw)M8gU%RV>7q8{(aWU5zE$ z8c3ABi7hLp2^|S=n3*QeBE3t$jUE(sjPQ=x%vb@EV_4(Iifam+`-ImC(~LUJ1oR|* zQ`o4ACUFqqjpk(e7XQp5TDqeIi-JVbH)4Snjx@g3w$g5&9?TP*fVsxkn&&k4)>nms zHuxRmLu>-ND6Ng|`IUZ^3HU5_1^USHKwC*ywd|!%@tc&@5kCfuDLYd8qx-D9Q$zmf6p0!)$}D%o zH)0rMCffsRm`4lJ6dkaj#=FpxpAr)e!20Cs&~kCVvup%qo$CNSF<#IM9 zd5JteAHfLp0SV#-ACyX-;*W;?=7tNgLFl<9f0-4}rY*B=^PFXN>jFs~3V(nMzoYrB#iJZTuT8ATm zd6$*v1*~%gDZuzxO$1YJmKWFv#6cfv+vs}6IVvZPn^F}Rpi*e2qq(Cd%F76g9^BuG z1`;Raigq~u${B`^G{xtpjrrhS;Mxx?a*SG2xNOaA?eZN{Dw_Mk=QFyzm#ZP>DGJ~v zxjvJv9$=YzCWl8e82w-)S7ttte zoBA`bF$}*rqmy}+oj#;h(sNmL)N)I;JyG3l;+jYBuV$KMUN_l~oez^ulIvQ2$7=Cw zVCn~a5z8ySQL$klw9jfMp;qNH>NBBAl|1D}Q`A$p+utMadWwlcr8}eQf<@S~2%2xP*OHWzsbSA?V zjXWZ22ER2W)@NU*Rk6Js0p@3}!biKtFAR|?8{fiRV}p@wWiNj_{c~ssvR2gAGxERu cZ{Nm(M`c21h`z09(D_r9re=!!g+&d20@@)nm;e9( diff --git a/example/oxford_sky_masks/000019.png b/example/oxford_sky_masks/000019.png deleted file mode 100644 index 1a78285a5378519b2c2c842d900d5143787df34c..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1928 zcmeHISx{3~7!Jykg(V3DN@YpzO#*@}#)1aWn2jW?F@ktC1I>_1RYsjy6c9J&Mj%zl zC2lB!DRc}9mC|ukK$wPUy%`*Q=+$CvaWdZOh_*6J84wkFNPX!;XZq5&zMS)I|9{T; zAMS0?=BWbcAJQolN`OYK&`~H$d?^&KdMXeo(Z2gN6pCNIMj|J5iN|DLQT|^qkx>%-W4`kGK7T9H3Bu!X9}i! z@ebKqTSnrvLz~ZMD563qw;Rp)h-~eNZf2F<@zk0EG0{{ zGh++RwvP!%75AwXaY$@mremW^hACwiRHrT7?8%S%3XG?;W!N=n6isXB<{(01x$zpF zW*_5TQHIhhGLXbRtz*PhjeRML%noECam3do1-mATR0pzo~MgT$WQI-a@!!&4Q)Gg zmn|-Kye6xl+l-33j6%}ezMyW4H`QtnbMJWaYj zqSYEpcuw#{)s&G?BN zwz#A+*HiJ#xs1IJwkh($Cak^7TKJ~^sblCbI3N4Ly!x-+iGw`DDp3|$<4&O+z!1pO z!r~uXRXb%td+=nejGCkwUlc4;wH_gc_O5x)=$=AR4v9D={GXXlr3=Jp@0iX!<5_%_ zk2Tr@sD^k^w$bx8k#zj{adr!L@ijTjRJcPSq@Kq%Krom^EXD$JIEnj%c$U%9%L*5W zGRNyc94?oGI6IZsp~$2iux@}l(6u0La0Y^SvVkGe7+a^#8$w?3x_LIm6PiTxfpQ@! zBTv|HC-_jZKm3jwWYa(!%?489mV$71^6^1-6xXKso<4#vb3X(V)f+;qRCA#%d{NO^ zXYmMZSU#s&7t&~4KNLSGe^RekuCYp^SQE`+ z=nSh7d;yBU#Xdnx@icb{sNLe!_37twK`wi9)_uk>Xt0y^95>YZvu~d6wY-2$D-8h; z)Z`B5lD<>;J+#iX4Jrzb5)3rx^D66K#F*B)UmH~zgZ>CUZ_(%ZKY|848}Fe-pFijO zU^7|mJmb0#{TMu?P7S-+IwjCyqqGu;1E7zN306cmtVoQhX(o1K&uQ(vnI?P&9q25s z*K2R6Ce65ySz@aen56Ff&IzE+S&1H?1*vbv0PUderA4o;Y$E)iu#gGf3B>|XDodH diff --git a/example/oxford_sky_masks/000020.png b/example/oxford_sky_masks/000020.png deleted file mode 100644 index c8b6c162149654a5767fb911fa897e1ec246e1f4..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1939 zcmeH|TTl~c7={zdAuJ0D3S?W55OTn9ieWg7S|JAr*006*fz$ zVpdQTu{cbTiVYg2fFMXsDorYdi*7ZdsF`M@MX87dv8C7_=(N4)ZSQ)s^Zn2JzW?`s z-_2I1B*!^JZ$cCb#W`LomQg4+_7n>BBN_k{ANzgr6pBMeyf|iCDRuG&wPY0X5Z@?! zIq>6}ace<^H=o9O9;iBD*&@rsQjs;BFp2zx1(k^~72-jhW@v|W2T2NAjI&!F1Z#(N z7fN5rNpxS zHAoY?Q=evvY zcS`&H`>N3}SqSY}p1g*1(*H(J^PAC5rQz=J8~yqkP>JlY`ems0ox*B<1)3_;IEm=_+jjb_Um9`1NR!(wD(?9~A6N3SNH8r0KQY z(sR9yKGYtj@dgV9pPfv1qX2XE1yg-fxNmuCltt7teCW zS3ed!Opy>0Yn|2=Sk1UjoA~BJOnUGAj2Cp)I5I={|tq25y$`X5e~E?9r>H zj{xL`aPD&w)Xngx#wvyg+ht;c22z3OYTO!6T#(2TVP)1m0Ev~^b4ev`YkW1JFQ+y@ zZ+BNxN^D>bDNacjT;D!+0IM=(qa1^DS~4drajhqwsT*KFQ-LMmu0$@r?injM!WvLF zDjd*tuVU#Y{_%3!Lt;{0U<^W81`WFr5|-9xxyK6Tv#y+*V!leJo2Duq#c7_mnP=6< z;7tuHw`a=_mwN!i`&X{$cs(nZs#YEKmERG?+)s*)Xy|kT2>oEn(6_RN6m!oNY>O7& z)TCveIccF-RhF+{2Sx}qz9Z7+14-n1gRAj{5IGv%Z48i>fF7~U& zLQ`B$d0h}`vziM-ISoj1`bdZJ}9xn=dXh2I&mk z*Mwt=NShu%G6EPLLNh_2#XjMIk=?e+%=2Y{bz{9FyJ^a#^HubtF$=B}F?b&FA-12e z(5)RQnozIGET|I$2ibWx{59jGFbIvb?^#{wXjo@Fmy!T7!RieCZdkdNbOXtR=6b#t zmPG>*f9s`1UAVBAH)ARL=tq-is;cGEC0RIzMn;Op^8Wld0_72`(pVm`NN>Ed4%jci tsW?w`qWPPY{PTis$p6Rxa2pq1Q*Vto`>g8x#cA&uMn(&#hNtl3?W%Gr6hz*LRfRM0(fZ@Xw0&BWYNw|;FnBo5>@=-2t+WhIZ5%E3P4KE$z363c zcK*-rdG`6g`(CZBwz@nvDk+M^V#QWyaXpL0UdduTbBqH4D|O|83KokatiV-uozKkw zi@Q@`8;Vd3JW9R2sTgkFeJ*S`DVT6H9`gy)}*rO1oKu;1+f8KvL@lvhxdn+klfyDw!6Vt2`sV+t^iZ`+DO`0gd}D*$2lb)BS*00UE3? zICi6p-rCPVEWTazL%P>SC#zG`V|;U|rUr&$z}(>ZKYbDVIqH+dSwmoty94{5eKOm>me>U%)$=7| zA|vX5K*;%$-a1da?+&)v zy486v8;T9SrI6@fjfEU~OGsE&r$g~wKnwn@&X%k?eg*YE3YfqK^5B4uXDsz>qZBy0}mlxJQ zOlx|(PiV|2tm@$;%33r-QC}fXha88gUTJ_KHn#yf)5x=Ys@~TKgw{g{CrpG(n($x{ zEvc4=#OqS>$3ZvtWAqL_^@^_!#F9B2=5yjaEuyxu!-JeES|0MK6gKl8;yv0x?TDZ* z_;Bzg`6(w%UZu`0lXx2|_C@s9L9E{|%VXQ*UohVY<*@x9 z!Ut$h)D!uA{Q8HZtIYL5g-fy6Z~f9&K+QmVqv)Tb!XuMwx;5Y1x(_r*dmG1VZrZx{ zH@AC-Oh@~Whu>4T2@R8@tPV^>e=vB`T1-C=eqMV;JI3o#e2ZVdHkveB8Pvd6x|(I) z%L}TTwlgJ-mfcz1jyEs`&wwUJrxIsqE_s1i#gsu))rfcS_d+BlBMHSa>O6fW3S7*QJUjbf>Mt>;@ z_}SVb-k-*EZ20>7SUq@OTYo-7FT8B8)BG*}qTBc_b=S`Srlx#t843L;RA{R4kJK+8 F{vBVld+-1N diff --git a/example/oxford_sky_masks/000022.png b/example/oxford_sky_masks/000022.png deleted file mode 100644 index b0f1f782c23963e5df7992573eae3649564cf889..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 2110 zcmeHJYfMvT7%tjLOA*hZlu}V>Pj4s{u>=uND5p2BZM|?Qiin<|V{DRcDr&_c=V+xM z92(3z1=Fw?P=i^WOog#nqdSeaA7cuWNt!fSf~Xyfvm(=dEiT*s?B{;%*Y}+Fd7k(3 zy(cHZ3!c0poRI_+22Wv9ipyH6t_+s^5cnld4 zIol|SV*zR2&$ z%J9TJj6A~2^}lh(BqKG>uc_6J65BWG0p{h;rjkIeo7g_`Lv)2W)Kbf?5u~eth2<6? zu|&Bx0v?l%Af^^-ucM^BNA(Pv{KRycT8eh*POz^kdoQ^gk(bOpap@)AEXO^;ch+(7 z$TDv@c@WQNJS{S{8Kmtt)iZcBLZOs1duaO zRZA9wMl*0()R<@l#`?g}d!^^qtC^S6j7iSC-U>IJEJB~=ODwgKHF`OUSq+07Fu125 zJ6j-dPyHB9MLYJ2l&S&7Ld}#7`Av{*;KON+}G|$F)j&3T7RN{IDen6sBoq)3>_>7xkkWKg^CVrs0 zor!3f@i61X9X?wX!Oj9Hh!!Ya=kHSVmdbOy3QyWR$5t@9l6VVLVEQG?XWO7j4FHKl z(m8cmy_P@1;t5P&`4SsJ+ZO5^;zJLM`b-J{`;r0@_^vk#pE!#-HBHkyYx z6@Cj8*BlNT`Q|%518@hLhR9!uK*#sEllE{py)u}@?C5s?MPyaiC(D&yvqy>6%j8O| z(I;TGsjDrr$OfV3I+(H8^_Cac+5#EHQD9%41`r}#JvJCAASz>m#PV5}Zx>kHcF(PM zr^eMp!ibfKz0m{C^F--Utx%|Xz|zx$1e*>q7HKq=LP*iTXj5w};gNwvcF}l@24)P} zn1~IJy^%1zakR4#L|epZRoU_!tRwm45Oa_WuvfiBqt*a-NBkVGpy=d!SJ`xSRVYxM zOzxabGM@^E?2@&%gxx@JjEQQhC)X%Q>F`F;dxz!ub)gh;dmF+K(w^!;S$7JTl3*1)^iH%f+Yl1pJ z9VBd5)M?QW`2)g@ z9Mp4BL%eri$q|(kQzt*0{pNTQy#Ek26QV?647O&T?;t>kxQbS}#Oj zZLbS83IbUk!UML{IYU*ZQ9KUP-DYfdXLvLv)-9S*O-b0C@u7RWr&R`wzGCN=E9A{U z`P>Jri=ZfhUnE0ZiJ+#y!@`dG@_{qgpJ+$MsqLV*!;&U2g3JWNt}|}FM-v@j**s7x z$nq}*S%D`-uA9r7C1De#&N6SlD-=8H%Ln>Ae^()AE6^u0-%39wxIr>gUS2P-s{2Jl z!k&K*i9ZOcE&){u$eJnNTrVzo7bjQ5Yd)Kd(?_`UKq8>q6J|vP z>Nr#(3A+yjN(PndIWFVuXXI3eWmDzkF$gr? diff --git a/example/oxford_sky_masks/000023.png b/example/oxford_sky_masks/000023.png deleted file mode 100644 index 1b2b6c346c7212ad3cc6c97484ec1b9a20422fb0..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 2216 zcmeH}|5Fop8pop}kZhJO2?REZ5LiisAS^fno**PZzEBD@D&Yh)D+o6nSJL!^P-{IQ zn@U01#4n94M~9J9IR$fcsxWX`cIPDV96KF3#@r#!ju|^r4>OsOk{0wn310gb+;8{G zv(M*wzn|B$pU=+jY*$5@G8Ebfu~@87wW>(NVyzEmvDTerg90l)xJ}Jsv0Kzdvc1N2 z|DIYW|JVNLpsB^x^dI31A2ti&Ewb4O$K|{Fq?eJzi_B)#Y5_9=S8MXimb2*4p)bTA ze$Jeq>E*ZTjD-s!oTJzz`m)ZHhs;}k%%I}n7pm0=Jl_1n;74YAI9;pBFL?MdlQ#5> zdKdmd9U9YGH>PYFv!isLh9))(7cCpNJ-@5(o%s!}HSZc!aDU32OW3jh;ipX4&=fTf zx2Zy-mm0_qJeM+3a4)B{`ok@}{%;DEizC z!W5XfL&?+t9HT)^7lmnqvs^9$BGmnJtc3m!^79<2UuAcL7|s6v=Xg3=fz_xsOJRJB z{8c3a1{}GDnHc#(70#xKnE@&a3_yttFkqU~iKMyTTd%4$sp0GH6BKtyi}PtBx6GLE zGNts;7&*%X0 zxXl!!xk>(Cl zx=BTtm6lT;`GNwWJeWanK=nH!84lla9qeQnBbWjAO_nAboZqzdAeFAE#v%GW_bpNR z)*d|P^jwTv2;3poiS=F+@H}xGll8x2qx7-k>5lEt9wZEn@5;RhFqrp*=$oyjzw}I7 ze(DG)IfjE|W7H)qR=LRa_WT#30nbo0E_LjI3X#*|mZ0_$@F2f+4~xo^VLYdQ4)UG_ zcmBk=R;ZHQ=%@*5=K~LaR1okc8hGwxA_4Ap6qA>u%vfq-jI19}?Vn7p^&WBG48W>X zuhKzsPgkWDO#*8JmYTGIln4}9si-`qM`tS-N&E&4Tsul5NhKRa#N<`c1JmRBMtlRk zA+y?;Gy$QAg8Y_}y7nPcSVvEET75at*qQqulA8$*T-#(zJ~MU#kMmV67l%dfPI{eEsTe&Ru$${aCv(R+RahYP7G%x+&Xdf9lsx69toOrLo~ z{MD(XJ}`e#z9fi~FGAl7%L-bf;uMSE?G0qAd5%9@ii~?}9@Op^wDQA5)p#B)bi`4z zdh}XjPKa+rkGTAz?3N@}b%QdP-zQr*O6#z_kBN0}qW)4ZP4(N_7@YyV)&Mdsqkof0 z@St&C<@UbLl{5B^Irdcmc_phVeAo03_&d>YX)2mcHJSI2w*|A7P52Hv+3}bobq?EY z0Gw|6%3WD?Pag&j>5xI1>Id(^^IT8>Qi{m3KIZ%@D?8C3QV{a^^{y= zaB;p1>IOr13mPnIrAU0^n-V`5Y{5SX#YJnSMK0FWk1WL)=NtzoABfSs636*nD-a^6;ZX%_&c|Chp6-?r4lIe7_i((N^?+4`FMTjBjO(M+Sib74CG%8%XA yf5ZoAO5wSIyA_A8WbPII8Q%B*<^SL`R>NE0UW#wJD1XQQ3!*MAD;kmOI{pI(a;&}p diff --git a/example/oxford_sky_masks/000024.png b/example/oxford_sky_masks/000024.png deleted file mode 100644 index 9bc290773ef8870582e8d0104f2aacd0bd4e3a06..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 2091 zcmeHJTTmNi7!8-fBtRi4P}6crHn$cN%51HI&{>5$+K^5wkw|YF zAVBSIVneqg9a^oWg&J#9=>Cyx`J!<~! zO;!L+uC#Z<+swnVz!J}G{_Hun5t`K6z3|Kv!>T~1TP>XJX3s;DIrek#Ox18fpc7xj zpRHk)&}6FpAUspPacQ6g8x+niVBdtawHvj8ui05>+|-Vge~9_j41c(aYn|;A_*OTz5ZQf_Q_NV@*e;G_ZhBmMU5@au8)(FB;iNX_y7~ zUB2o9=m)Hk^v>5$$+*Eh&y$a{qvXrnaH|Q`?$V}-+Gs*Z%;fHgq*6w-GcjTT-WJ_U zk2H2&dSXJB{zA_+vHf-5Kf#FA9P`&P+u}!lrWE)W!d)W1zgp$Gv_4!R4dfDv&6Q+J)aXx)ibpaJpuDoC1E;Md8Qp`u3#1-PCYWazL-EYVJ@KeTR+NqU)UoU7H+ zlm3}mooYsSCKlqN$zzw7~nxU|KYJG{b4hMS~6zQf+Bd6&Ud=%Q?5dcp*FYAj| z5mK-re1K~t06fme6+^?ObV56?vh0Xw4kDK*2a^|X*%2~!h$PFwmT*tmy4UBkHbSc2 zG3oAR^dou~nM@_(2hndi^dlWZ{$Mj$jwmg5o4nLBu&B|nZg_g(aMjiRF@>h~p73+v z8{Jc4ueyZXPIW}B3CwM-RULVUO<HRl?X0RD4k4q%?vNy>0sORt<&P;j`UGBLKd@7t{2MdQBYr=~q+B2tp)m_OS&<)Pz z_;ui}@J0F-*&0e^l99921v1B`9Z=rNSZ%E8*J!5Q`wL%nw1hJ_*O_3?_kw*7mUSr{ zrmFri%{-8XidZ1@BqImcBkfFHNZ+y2el&P!AgggB_A%K;zw4|-{?vs$9DWi#KgACWoWI<}D8((zkx0R>)7YGt(97gT#6~2MC5Ow zVXoMs+U|@LTggEhVY&x0iVp>K;D!lhg64)iQMO*iqsi0a!yx#UWT$`+Bith(-)3~2VOiOMeW8<1DI z*tSpsnJH05W&KuNRZJ$IH^%*#kf`WuU`+Zt_eS>U;9RWUFK+Cz3wEi_W$F5u#I2S YPQLSY-XY}yedI5|psT4o4Ylt51BncR;{X5v diff --git a/example/oxford_sky_masks/000025.png b/example/oxford_sky_masks/000025.png deleted file mode 100644 index 7c8e4f902a7604922c052b316e801f2bc72fc1c2..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 2168 zcmeH}?Nd`{8paa_FysWy3*<#nl0XtA0S-_lDOQ0HO&|n~twcfORD@a9x+xBY2nE-k zbMOtC7_n(Z7^hK}T?<*dR?vd=WVcNa;RET;vK!mYc&f9u3KQR8mdZX!+@0A!V889B zbDit@-S_>>JnU`LOn(U1|>PRNk^g3HtUKC-fX5m zx&;;9+s%!>HSu%i^{<~ky(d3Kx&2^#56f7`TAtF#4k(Qen9EZeV*}fazk@pLyDOEw zzP}Qywdo3fhi`}&)uyNUKlGg-_UJxa>+kj*CeG{9rT#vjk%;bZL`BBiv>i?^>+7{w zQCL?WgPidV!=?2mhituK!oHGwUl$KOan@on+D^LMx-xO6aQ!+(LA}9*`W!BLzY1X) z4-sPLeN>~p6L-@335P3MFH;nTfgTs_KR_(D-qRW5e2@N1>nez6{3j~$yo1U9>)VNK zc0Q+-fV^G%h;>$&%gwL9?1~=wJ;j)ZNjw^BMO>s%lfMBgujw$0u9lgOR-&>7)_^S& zgZj@CbjJ6hy@1NY68U4AF=mGIy%XrW_^j)6k2WuVVpVxxP7=Q1d%La2D3bqbC2-kkC`;2Dq@Jo$8K;J9y7NZI29 zh2WS`?kVq9paxwOccy0{K04YYv4d+p@} zr+*ZTo%NoaE2N%bUel%N=z}6g2G#Fu`Gef$#G?5I-w+)GG1Tv?IRH z;X7u=LS_ELUBE#rSsBik^l3(iRerSS;ULIpBVz3+E$l=Yr-;|wBJxC}3M9g33VlwJ zdK1rjn0rakCF+B;Z$Q(GZ>&=>&MFiMjfyg660jQ~In;h0;s}_6+bR8Z5t08;!>?7I zZB4KqX5oV6(&XrH(LHYk)sh}8gWQZ4!oe8ws&Huto-p%*#rai`aLEPVHYW#*txaNJ zkB8+o@zNiFlm*3}RkrpD{{CT}g-dpNHfQLw{U0tS0!fHFAUmTewH<{lk|EcTBn60U zi>wUtH3CaocPiW8U5P@f&bjsm2RsgIs*1SWUT+q$)}3Hs?J_lMx|mx8xJPcouxsRV zBGt{bNIchxyoN)_Y2?_K++C*m{DX3RHp4beJ4fPSAbn_HPB8K@?176WQ(B7;rZTei zwsJ89m3vCj0(@PtxCRNlzAy@at-Ts9cT9Mb8!M1{_Z9%1dXp0?*y2s5?lS#F(+<|lMD3FtDaAskxgV> zQNQF2*z)3XMJ=cbzv!`>&->NGs~2|j_bElH-NUMdV#nLc6qV`U%EDG@!4*op#GlmB z8jhKh7AgUdrOH=+asb-FkV&ucx@6~w1ov_89qfiR9yt;CBl&0IeGd-*$^3RhMWCui z4GMBbE}C24)J3mg?adeMu+Uzyv6)+r1jYnd<^d*+b_;ML8kCSFGYsYda5N0gqSMx<2*@$0zl(bXuCT}f$O0WVlHD*d$0Wr)wndpfYok(h zMgNj>iNB_Yxl_8tyB`re{tNN1sH*?~ diff --git a/example/oxford_sky_masks/000026.png b/example/oxford_sky_masks/000026.png deleted file mode 100644 index 6f8f36499b9fb35b07c27ec4058c3f63119d8997..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 2235 zcmeHJZ%`9w9!?;Kn`FTxq;aDhNdWm{q-udGTO*w!DKx!P=uyqp z>{bOaODv5Z;y9*OYfCVglqh5CW~!m3IyaZ`4yAN<+_}5a-%e_96n2CVn(KHjJM z_U!Zgp67jj@B3x<)m9smd5d{07Av{jRBC3i5|UUf_Ff1Otc;|ch(`*SkL- zet$|7cV?qMWam3JnhS6){F&_7FG!w&Kj9P^4nDXG4)HB`#CYX|P}_LC@OtE0bh|AJ zoFKlOr?Zc77lDv_@Il#QE?ARyOPa2q=Zr1K^<>h(;jr~)WPeUD@5V2|CE)@#Q&IfA7wB+MQato4 z%WL{F?pA3Tsn$<(Woo|HvKKvsiGw2N&II4N=(}mT@HXUyAr5m?ww>R`G-1z%w6Sd2 zUCv7l4~tfBK)ytK$GG7F{dLLEI7!tKB;&P@rCO}Ca&-j|4~_A>Ouf^OFJT10+LS;W zhJbanDjnpyO|!Y-8_`$mVW(sN*o+c?AlY5bTLlZAA) zEYM<$YXLV=`d3oT1|1}w4%CUIgT8*ejWj|}g=LTYPlaR7Ex?i8rv^25neOuwr6>FH z$uIB>*Ef`w7-zg7wIE!LrG+dpWASy#4)SHdPcjPo$4e8i{6}ZeUW`o?S=I?DZ}^(y z4OmTHp!kPnqFt4{6g^uv?Q7+=S5r0dYI@B@B@A3sf6z`A7)T@S-93Wd%m?^7xRTuY%3owx`0w`pL_JG<5ze3s zS2t=0ri5k7bBvqu-0)dS;Crs;m5zFw2PIm0Cy+rmhhbsjNpab7T|wt4>TKl#azNLJ zl&`||a7}gkvYyPF6hf#}3niEPtQZ^`aT$3h#serpe>Wa-+_N+wq3FMubri>^>A^bQ zipj8~Ny%k&z^*HHmjv+TuuAsXqGqxRSf$}ye4nKf3ALxh)RhD8pXB7s8R)?JItFD z&4tx%0(&XJ*sjcvO9MC?#1;wr6*nms@uo8a+D=+A7O*aK_`?CzPNy*!C>vPebI@oF zruS*!CJ@&@oH;2@LI)gO#!aqPZX$Bka8bM=s{w?JIK7T-K^=|{4TCiehQMSOA4Wyve%(2c>_e3V6dl40_qW6Vt@o- z?>RKK=<+-|&b?^%&7-vghU*P2D`_2C!|;7c}6HCtu7tHf6Oj<@A#Ls zdE;l$_m4M=sNWE~9mfO6tWealht9xGX~4JRM$<#1=~VJOJhh@u`Vsshv2@P3?f;+u cliT=rQFqhdGtLZF+v0yE*PGhc(PN&o-= diff --git a/example/oxford_sky_masks/000027.png b/example/oxford_sky_masks/000027.png deleted file mode 100644 index 0e1e828b8b7a191f8bbbf182f931a5ae2c4326da..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 2298 zcmeHJ{ZkWX9uHt)lPnMjfkfW2KnMupB30t>QV19ld5J_RC|+@|Sg#y+pN^|ECwU6hNU>1T9*hmn zi|}gAGYYlpG4uSFXl2t;p>$8??7()x-;0_K%Yv-cG(4^#atvc!@y%Xsu&0fdH-*qJ zbCnvJ52HlRzYrPLyF?D^4BrBLRQv}2v++~B$D%AIWXqH9Al8d?lIJ#bPAhp7?Gw)$ zS2&vk4@%4@Usg^_kEwnV&*rSBKJrI53@z+hO&;_NZgJ(}8P<4QPsX-3d}(@6Y(A+g zTlR}9&I0;CQwTOn2QB)03r&@Nif@;ITI6C*=YeUj7%?F#ls0f`HQzx0gc}SuK<#hv zcgY*h7_em)^}6E{(?-Ww3%s1`Dz!_~0etlgAJoNQm$BZ?r1hkmz38m1vJkp4{(?t} zmJO>^1_)r}H_V$l$<1zbRy(%zN*su#hvpL~)N$JR3avU@{M@hTmaE1WbqC3HB~9U& znGOIeeh!Bl9_%-t&~<^`G9Afae}yOk0SkQZW_=}9K8yiJ@#?nmWzH2~&7+99{$Hqv5vid1G|si=Q7MjOrr$09 z*C^_8^A@AuQanByJBhiAGeMF z$Zmr>268E42~ytXKNg;nw&1`sW%xScvG9fT+^>hxqO)A_EsAT6#rkOxa|yHtDj#y% zU^P$W57YA~V@Is|tcas$EKbh5-58(yW!3QD(Rm=!~R>;=~o%aq=G_aXECy`Hb*2G_vVj{UrJ~Eu>HG z%0#A+Il+W53~AYBkl?YN3SXw_ek-}%TIU0*>U%@l5*&yMm5%hUAQi89*75ybo+U2 z_fsjHU11d9Erv7r7Uhn&_oCmS`}Y#HyVE)c^0T~pC>{P`)O2}*fD}%E_aJY#biFG- zZ5FLC&JnAPRWI54gF?)lG{#AEncasxT_}Z?6>`Rm2>pavAtFdst6Rn^jAzh#d7?X*+)Hd zodMh)4@|RK8-&N}`k(HKD_Ld-!S{@}i6GYm`mHTtu|_u7%n5?Irl0Zmx2UAWa+#$W zxH3#5cz_*&(M;6~p29h-&39a8{)Cau?7KPFRSAL#Kb4L3`ziioKNW$Q{1i{&@&#Ln zckPn6Ia?~Y`ca>_QDv6aQ~!p4Z@Lp%RkW9Ii0-GHLoDZ;Io)8u*-Q)3%qjDt9Tw7$ zQY}4xlw$e7kHnTGPuuOTQmUEe0>jJTRSXG5Wb=i^+$UxhEy{)IY!m9h4p{ z`nu!e#zV3_i;-dP)D1SXpQP4PGjOjdlx7;sWoE3}^NIG);3{TqX>0Pju4Z-!=q(fs zi+wgVUgIRSsN-XXj|uF^mMtx_WH0`{C|Z(8obZcRY+-9hx7w=fdOFknw$kY+Fm$Ms z7oF6=3CX#Bpb#oI?gG(a$qMlac=~4Gd!|)N!*J>2?w$t;WR_3rXBR1h$scaNG z;@Q#JC@WY?gVFUXDVC8XP6@o3idaUcz#FzvDVM#W7X*vEpg=E36>U^UR;f2)$SqJ2 z2!T(?xj}l6sgZ@2#49(TtJt+G&P2KbZjXA;*{jVWca#kM_4|V-uI)Z7`V_AD|M7ow bH#P&ZrvkI?TgsK*pBmNvs?yKo$It&4$Vtpp diff --git a/example/oxford_sky_masks/000028.png b/example/oxford_sky_masks/000028.png deleted file mode 100644 index cc66be4feeba1ffddd99689a8a0a3e98df9f45cd..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 2335 zcmeHJ?N3|R9X26>YnuW#*sj}v?Q{K7z~I&>Wi-6m*cdRe2@Ti{0mirs8ckZ}DkLZ< zA>o=3Ot3F*DFjM|S|!jB;yFuz;s*6jO0G2qn#Q^?D48`Y)0mrCL}Koil^r`&+x~%l z+PCLCzu)tsbB`=vt~BUgV7$bj(P%G}m1?SJv^_C2T2v1L37R10bQz6?JTB9yj+}}5 z=F6y>H6(fOmt+4BeEvJB!%Dlm_wR0hPW5=aew)2Hf#r<%m$xPT8@MpVb0!QTI}rFx zez1b9>O-74@zDG``})b+fL1pbx=!N)%nl*QrkJO0ct6pEv~m-70&mpv)^%=ph*^(vDQKX z-EE^%d@*qCVgOi-p)n8RfU1o(r|8h_3V8R>Tk1oOIt>?j}wT}r?<5pGJWN;Xo6t^Y5CGP<5s;@XwG&RT$l$KEO;BDN#D@gZ6wIa79+}CPPd{Z}?CoRxm8w2t6t0|ve7XlU`JyjW=6I*5sbJw8LqKUKYN3lc zq@RX*)+TqDGtAwfszXIt>aW3V@RSrlSBI@~hMJ<{$qzh8STceg!FW;Mq8&n>Z@)MX z@9Pa@{s&fgP{{j1z*wT)=54SLnMgryK+Sny%7s?;mNZaaqHW`CIBl)*TZV^rD9`f9 z!jdi*kIz}Hh3RB272Bv#rn~2ZW5@9K9Otcd)CBc}JZoVY)CKf|j>E*)*1!3|DBdCI zbCwbRw4RO}&^V{+zYnp<4h&*%eer5pj5ZZ`2zapQhtMvN!2ZqwD_D##f-YcZ*HhXb z(B~8t4i#~UZVKlNB5Tm?0bOYFi7~>J%TLb5TN&;n4~OD<_p3wnUrb|HTxr8exp*+C zyUttQcu*;`AmK-lfMGXX{P3i8#KTBv!tS^@k-f}zMP45vV7%;jjVMMMoae1Nq5)Zu zHi1it_rxFLI^q$10c`@Y@EtTD38IDMbGrMQc+eqjpxcEDymQ6ygg%qxSU>XCkaq77 z^;0}!E+bHWH|bo(eNDf(bDg)1)-nr06KGCuL)Vyvq9$-Xc{=VkR%$lh*DR$Sd-1r} z5sX$!EXNxM;utr)?^Bc3*OZx4=$oLKd!I@r8If5}KqeQ5scx#DR7R-oK$;wGUFXJ7 zOC*5QJB{zT=UsTk<qJ>9Di;+48Siy*0(;OQB5pHB2p!!<^-+Je zo}~VWYq1hP9e?E1!C$OCDhXMT*g0H+PskF_=~FZ0AR8Ek&-(L@nl;BYV?`lO`>d;H zu_y0BkZGYcvW8jhdwhTLBd`IwwU;z{RnSla4FvgorQX>VjbH`iluz)pqdGzpX zF)W}CX$)!W00qmUXL^W)*%7pq)}gzm87mHbIQnMj>f+_ROTqq8bLe7U@5;|`BWC`z zU(z9d3Qoy==rC`xi@xKm(`=TKJD7ra0}m2`SE>?t1p^;xH-Am)+%u*5HKEdN-efHE xmj5uQCO#{z{xrRcGueAY``Q1G|I^#pEEKq6vzD7Lm4^TMlxYo`Y4r~;{tGM8)9?TQ diff --git a/example/oxford_sky_masks/000029.png b/example/oxford_sky_masks/000029.png deleted file mode 100644 index 6ff9cd1cb89242333aa470c0ba398bbc1bbfa052..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 2442 zcmeHJYfw|^84k9%xqy%hN!CRO=a7Vj05Ql_3M3?iYr;(+mC8m=Wp+i3ba#PSs;-_u zxCopa5rXIr)kW~KV3iVXu$>f>T()w*KQguz(NNFTIBAQ0ve4`R-jf^wg&wD z^MI*>3ZEA{R2YEt0S_gb4Irmhqx`v7XWyr;1I_-S#f^^vhMi2S{`T&97-= zFG>YtA6wv}y@7r~rlFgA?bVT=6*F2*R?n%AQ|lD?{tcvi2R+i<`7Q_ zATd%(EbX8MB6|njAd=g-z%81ZGijcpKUaQbX&2AKCslVu$JLAcr{v|*IC3vGWlp6e zt4w>I=Pmc(R@i%i2AEo)QMw5+a)D%zRShIV+U@3WwvTI81ELEMmj=W>LUqXk2!;WA zO&HOfiMnkrfYSbepjD$??Xk#n9;^0=i`0FLXZTF%8%_>ZPi%N(t4cr)%X5yP8HH7r zaPDr>FmWC+llzTlN6i_9d`mcQQJSdQCt<1kn9r<&u|0So)MO4(ghkkS#?9h+; zh~#wE2gA#Pxf>=8h%Wi3=6USAv;hQo1+|1d#b-Rj}0sZGg2K9FTPEA=!xCX9=45pOFO<`xS?gb0$fHyL%Mf z3(siA>7pqxn30@!tf!crlR$*|u`Kkp`ePG#2J@mbdzbkJQ7wi~vtPlP9X}k}*b&NO zJ=^j>S!&V0fEc@c<`+m!jb8GanCJ3wC&WVInmH*@HBqiGAbwv@q%q1Sv#VP5V2J11 zbaye|0L{Zvqm)wC2xTHc8A!#JY3GdJrJ4l4C0qZriKB&mqk1lyM(Y5)T zZ`)$2G`H|UIR*PZcxp!^J_+@6`><*2R!ys(z62*}BBbH4QJfCVW7)(>vKafq_j~nT zHO8k$&vS@Gry5i~v7SMff{r_t?m_nu@*6N_gRmLs%-Oj(-*h$ z94uQ5n3*ycHNRgbUgA7gO1d-4H}jiVf)2B1gP8IeG6mEH@1tqUlcHAG{a0Xk-kkKR zDlJJCwZS{`=AMBrsGom?oF!~V#@r3>Bh%SpUYo<)8AMMEVv*tQP+N>0Hys_;OBkJ` z8oPpW8MyPncKMooXqo3TILNGUR=Vjnsr{N9FXkT+p3YhC`X*)>{u_Eqp+~gFy@r@x zybb7Z-}Sl7b(IaPs#t5t2-!#Q?6pG4m+E`G=lTdJ$oeky5pzS*&))4kfR&iqY;Cpq1A((MnV=o(^=K&Kdd|(nmfd%BTZGnhmz!H4S9q^1^jXqbwZO zi+im;nU=&E50Gvk3!oZ763BknTTiv`pj@hV2PIJ#i5Q=W7p6vc5SO~{M{?cODxvsS zAZMPF%ktaBv>i1L7qeY8LRb%?zYS)=9;ex;&>;23vzZI>!g0$tvUY7sXr7aYT``{| z_W(1`mw(Yu4Gf zOSNe&4s{tECHKHh#|4c|)?jm#LWwlEce~1kkgt?w{n<_lc2)dXVk>fYRH6#?J)nv= zzi@_Qcg+1rg}X>mf*g0luFB1G#XQ&H&7735EOCYAU;M0r67vdKi!GQ#z_%!|#oK4S zA+BnNa=oW9k;-O&2X5)F-$mo>g`P9|rnxxqZB!>_Tw@9$12+M|$5CbuQmk{K(Sx#|BKr?AA*rI}* z1PBpwa@-UaDrM?AST9Xu@v^0|J*;>#>#*aLL2*+%XUwcKO5K zZz2p2jI^km51z~ZH1oOelW|Bao6J45Kd@tb+7}1&$6_VjJvHc-!3}UoI(IX`!pg?_ zL90FHz~)@lPpVO6yuP1xg?`}eTtxt$qXIOnue=+NRAmAp_GRKa{ut!;r`%Hmx@@Ko zq@Qr`fjeIyv&21Ulh=Wa$H*k99>3>n14*lfN{|Gk(1EvsD0z+o^hCJ^5Vrtf>#Jb^ zBGZxqd|v|MI(~DNC@Wqi@&y@yU^u^d(R#8D@c@-f5e@jC0srbA(k)3q`~{q&{F)|6 z10c;gwhGn>QeOgRMd+PQCihC5!Ffd4qPN-o^uPML%d7D*_!9BkkZ5im87KLstY@sf z4f36VVbAe)`b35xHMGrGqF1(**zE0G9*&m}yT;&p>$QM*?jmxM%rQxG852^0bX7L1 zY$=VlxAS=}y!;Kk6Ml-Sfoul(ggj)50J03hMoYa>@uMs(4r_m^L}4AMbThqSX;@WY zz2kOps$hTeD2SWsO=mv>Q@ogbPvwT5l2zl!e48*U5pUsvZR(IOg2zUzcLtf9Dp9*= z&)8d%X_bLq4`lC%(~~|`&C@Rh(&v=6caY;`DrFn7?j}7B2fHez2ESk~y^DTu^kpEe z!7c=?Va@}Syaf59d7GZ73`ypufqyS$A3{>DkH&s1H5 z^#Zpm3$BJP1&RhSKgW=@E-QcQOiy#N-}S1g#8PS03jd3XLtP#hD zvaoaDSha&#SdyNypJ+gONCUwSW$Lttxo%eul_ggp*_3;dvBNcmj?yU|eZVDxhrz0~ zgLpW@pF(}CXd7Y1E$G&^hIE=gnuLT@u3U)}QGXagAsR&{OT7&9I3p5PHuAwR++`rdPj= zp&B0zJ7?wOLf>Y24Y#{MK+Uoc1VkTH-5vy}a9IPij{M9H%1#wbCn86%+9)R;jGB%M z2;vCtbggpv<3*WwDi{Ub^LLGMT-&Z3a5yn}v&hft(J`dSrsMv*Nryop4bb&1mvng|q1^*iGWi=~1K} zgV1>2?{DQ*ui`2`TQ-}^ZkMbrgWXU`zd!yNjGvjNS9a+puo&{xhbG*R#f zt5r9$mW18VL(t8p{~eFC9zZIwT(reEMr`q(AvX}G0!CB(!Y+hu%CmgwaV<*ay`K2o z-A3)wYeU7idp5|VL$Y5Xq9yCgs_0B<1VtN{!mJz> zn(f+}N8>vK2~E8^6V$Wgb~2 zU*LJ?*Q&Y_+OrB{Nh50&G_u_;2;GIqu+wNV5^Lfvlp?97h#{4+=zY#m=`yZMN>5qo zy^$PNH?nyya7y;Sggc-v+){X~vjkI1Rmq3Y$5V!KY_7wurw`^qsNFz%yl zOdik|HS*4bkKJl(H|5?Sln0L2MJfsBky8sEaVObKw93zz;aBXsl=hShF_z2Z zdqnH@vK|1Fo;U#Dp1!X>#VOFXh_-W2+jpuzgLh${k^inZY3KkS&J`&qxqIj_ zo|k(ghL_MB8JgwNz~a|j^eQTrdn^j2fU zzgT-Q*!8b3D6B5-RE0fbRbemjmN z1$rIO8cN^v(N}o`sX086p;?$-f)}*v6~-m(0zP6)q(bG&;S9vxy$+3GD?ITYl#B%c zXsy@oyDA7wo#!|7Hw#;sBuDvE#?yx*I?fp8&L^Q@Y9@am<$>uu;7<2occ5rLtVP{p z?X9IJD^;PsJ(~;(YYjc?%14U)Vm~=U5Sd15H(4vQEw6E3MV5^X3dTk6=Uml=Eh$yu zHJsvusXTX&_2TddDQU%jk&(N9n*o)4Qgv1<6mftETFeT6;aOJ!`Xs}Of-?+Rz@_K6}Y}O43(03Aivih4)PznEm6TY2!nXh64WT#NZMb44-!Chnqbow)t1zn z_CEiOAx$o0&6;0ZW|R{vFFxzZ&#afcPt+!V6n-XDAupBV1jCCg-#q(S{H`&8xJ%W> z?=!%fWh&krZ~O%@wJ#x9RLZR*n?pKK69j^^@nh)EjX|q?F`GCErdE$ULeIMjWZ_vD zBQ_{M-SEiRVP3}dlW`v{0n{$jmSxHDU(P4&CAG&i)hO6#AqLwy69z7E-Spy1Xn-ip zHdi|HG_crrHLg|oURv(}LmGf0VWMN5mHY#$L^N z{W@D4Z{vG|A?Bd1>;Zl%AAKXxqp2nxJDmFO4)x;rTj~V~Sz4afhK{ zhu%(?MC6tY_!7;|!?$+{)*Fm zj?_OC??^9y<6&ue#3M)>561k9Tdk?Ag_12X^xWe5(w1QMMMpGp1D?QzTC?Y-TTXIT z1s_u`kJZwbQP>m{l3OtbHAs{Cjv5=-Oy?yMA_R^PCJFY>{3JbyadsWcL;|sc&w@?$ z7vkQ^6E~0Kw6L3Fx0nls<(4)}jUy1bXr6g^eY9u2&U45Xw|#2!v?p2{CbCFk+ZYSQ zcT46OS*!(VW14NoU8t!f@2@Y*}kS^px8}Z z#@n!tu2FBYcb{JBN#8EWHZARAIrtVPz`Jz({mhUnUA0X1xZ$wT2RrH*XD|DpKQ+=6 zc^aBagjRZygDZclHtXixT;dkNu#Q+c+bynUG!n{(dexee8Mnjk660oF>=QFES7#i=E;L>sA+fKG-71vvMf&^LO#5ke3^>8h z!Hdh#h6*&&&8CF1dBy|`XP8UD)qa5-tRBnm6OegPipjDZ<~vxT=EQ)*_jlr?H78R~ z*9r#GUV#&|>y_zmYQrO0=iv&+?$u!AfR;PoYfZPs?OY?q-AN$fmOCbOktozfD%6@2 zo^jvUUB|4DAz(Up2R!t*&#OmkgLkvY5?wOD^E|sK>~2MHqT9V|rm300valjq{cvfc z>hxrJl3tyqxTKL9*CHlBXnnDItTuR~6(Nak)@<64AjY}!xOz+%tngQ8Ne&W?u>Sx2 d?@VCV>)+O2ljQ%Hw(b4HN(;*i?&hEF{tsFC4IKag diff --git a/example/oxford_sky_masks/000032.png b/example/oxford_sky_masks/000032.png deleted file mode 100644 index 0e47aab83a708d04fb2039696dbc95f715d5c7c9..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 2991 zcmeHJ|5FoZ8V>;!;t7EeLJG=;EaU1JE+#(zob*|qR*WqH0Ick7=QJ$Vjtc}5E|;k+ zW=c76%8O}nf$&+Hd9LZsT4gs6kd8+Gm&A_&ek+}k&KV|7h1{P}4kT0CfeEaJ!egaL zq%d3^I0+ZA=_8&`OvrHBGBG=@l<{u})uc2$fINX8_ZaezmFmzSl_|WZSxk&v4#D&I z8-YZ#p-UW`R2|G!h}6K=nCqf8J0g|K0N*VJ{Acd4N|t&t{t!r>lM_qxJd!x1wy%5#}PWEt%=sq-P z+!qu~6@5X>y3h+TOci1Bd=f5*NC9AH$+^(aA=p?nO-)koMw(eQ(Y{gJ-G8=ilze%3cB|Wt?a_Wjm8&)wOa|j%*b9ToP5=w{Q;L)(nZhsQ_Y62W(PwKJp)s{ z<-ecpH|>#gvuTY#Golp<61c`a!Q*D=AmO&1WBODF zsgd$aNGaV+T^UCG&Jakdp3sMNqm>(~$rSSuNYd`*f=)g_v!l$lD-(Q3(mTvoutE6? zn0l}KG*^JWgT0L!7ru0$@IY=1aZ-U|<+4-(}$7Jg&tYTamM#sYB@KJ8cBx9>yFyCvKO@~t=^ zB8JI3ws*CDlFy9c`Q}*ba4NLy=L9|{r`ZvoF?Y^NUuH#qra+rVC*WILCRdqi+x0V; zPF&>QApfIEg8e%psRbF&@&t~?DT(r@@!9u5QaLE=IXYx}O7}%k%#bV3vHt2g>a)i( zC!x&-gZ5a>qaMSrqf!?8uhEtM0peZJy2@$eBe&h9R9qx4QbBdJO`|(-PT)sUW9skX zF%|xL^0;Wo&PUeWZt6FYG=L0{zZD5Uiau~Uyv|7Jr}zq)zlBufEaUNX7182QxR!f1 zE^o;0mi&Zt*&IY4>Pvr?&fX9^}aLEj)-@ka4l58NW`~ z6Jz}fceTpNvG5^d@I1|q zQF$@?(=9tT+(Hzw<0wa#z#%*#Iw#otc$f=;r5dhH!lU6o;+uK%@d>a;tPuSXJ8LX% z71OJf&mCmPVJu6^lzW5g5N3*=rEiX937~a$TT9`oGrbRwmb2x#Z7tAt5Ku}xsT4vZ zIuB}(BX`hsyBazTqanBmYu$1;Q^kZZv4;yuz?2=th`$OgRYB;Is{y#HXc=&i*L5d= zZ95K98YEWmYp9;=Q&IzAjne_D;L3FLiN=iTX1~J1e@f4S)Y9i}c4jfsX2Q`aR)lrB z{_B8twSRj~i&6c^zXOaV!H)z2#EQSlHHIa}u)_iRPff&9#@xr9g-ip{r-b&RpBY81 zZ_|0yUx`ur#aABrjQ;1OsNbKr1{U zzGv^tT~{^xorb)@65vfquKOX5k@e7xpxOJ(y`61lC<5*ius%HUsbl5)<&qBC+tc*t zrL0$^yGMpo6pRBNEZMKVYoC{lFFmb!R>ZCDQdF!hx0=MZs?pOwPj82cq+A3r{h{GaoB#J@a8fo@(=v^4JJ>dmT8{UU_QZr z69lR8?@_(!Y#^O9g%8p74@W#2;OAS{Vgvih;^Mn|XEaW`=L1i@xenQfyao2u#A|2V yS-jSrtyk%nkav&)Y$W5>tH^8r|Ne(75KgYf^e@g-{%a!o64zAg4o#|FegD6G9A#Dj diff --git a/example/oxford_sky_masks/000033.png b/example/oxford_sky_masks/000033.png deleted file mode 100644 index 09863d2c21c6af42834b17655af5f87bc5774d92..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 3214 zcmeHK`%@d&6$Swoj{@Q)p+L;)0Wt<715<;-OBP@tBB%{EhDgDVyqHYTkkPsUB~XJf z7`=ei;y|4MZaS0Ec!Eu&PHdE5W4kM{TN3++OloK;%&azbr@?rnjsZ;-r&l=5O#g(= zboQ5fzVDvzo_p@S=gb;^(NGf`{X%p|NJwm5ZPlwGA&h+?A)$sy0EA@h>#hq4`PqrO zs-wqsp^xvz$PUJ^@7#fZFyHV0ZQzBBzgNHcx8qzJyztQqdTkd{dhZqsJm2FJ8hn)1 zZoq3_BZD^{ld~hlny%w@+lDi|g;#?=6KCU5-^=n+2z=gwh zc=& zLxk7!CkP#rw9dPmg`U{KUgIa0HsmJiRgu;ZfAUH0GTmzDd5p4A{NkqTgq!bFYDnD- zDzNiPwA1$bt)!lUnJl_iLo}$`bH__uGnV!!Nn)BK>EWKMz*EPNBtkvfY3z zk^Y8SRl#l1O_R7_h7XI;b8qAxes*E)z->ZjLT^d$583bRDv)vDD8X)_F+43fuU~_L zth7rufipb&kPCpUla&i&)RojFZK1!Z*Xm6VMNZ@vZt)(vINS#bN~9VXf|I~dBtR!! z1)f%<8q5;%g5yp{F3`j1&zsM#y)xm_TR6$fmJBpg3wfU6DQ*QZP>g!#B77zGFL$|4 z7PH{lwG}K$zb0UFD};|Isk?%W@Wbd2=vQ;|&)41u0)07jRWDis4%0^0rxUwjdewNY zA;LXIUIkLQJSA^Zt@oZo_;GNloEWBM!13rPa9p%b$!}nCJH8tsVKc!Agkupu8VC>F zu`U?ss{TQhsoMQEVJ${u?7Sy@bP`QBmpNI>mJO>|3vtwy>(v?}#uSh6t{*-xFL!aA ztPJ`PKC>{jf)#4t_jWjvmvS< zeQ}mJ^9a~n;r`0|E>X*3aps&*ngPpf*dZ_ILE0fUyQ-YC5|WmY&k>vFA+>dIXc zDpQ;L3^BAa{*GL2Ed8Y~`$vsDd}daexJ*nYzJU2u*hfn!;+HrhowoE>y2T9T6S9AjchL982NMoW@1=*p~9 zAT%k$--f@XT76Q|xq{s~j9!~RU3w|qSk~g)4fR*rGnG-?G=}!B?tmn*$I;~t^Cgk- z!MZbp7kKP6v<*L|L^KooL^k1KuA1T#mn}8p;$YMj!tQ7uET*9rc8Mb)LnwtBxMQN8 zJu0g^iYLJWwiWA0F`s3#R6rRZiFxOb?iY8#0u~mcFK!D&ts2T&zSw=y-+nUwZ&+*0@r+PMQtBg%2>r}_YCJ=JgyC=K*9>if3KT_8%4V{kMfi=y zSsRhS^%xRVlua!~R5DIAhfmq;{w&K%MhSWxeRX zgi2nG`m)9qluNVM#$grgK4~N!r`HU!Al6BuX$nMlJHbpt{xe<<-Kp0Ig&?y^yQoL| zr7qfe@VZq@UNKehcVdL)M5~4zUKtl_PnQm>k{%LY<5#Rbu7p+NAwPI}wdtt}fth;A ze<|?Mt{hpklz~(9@oof(2f`(4k+9JZaFAR>tUtK~w239^jxI}LP!bKkc504Pg!@2+ z&5?ov;XUq1Dgy0g4&NBh04e8f!-72>MV3-4Sgm_@taLaaC4#5Ef(bx4A8PQgU;!=0 z|4Gc@qndEy>aKeBQb4aOa5g#;n2rRevYTvU?dw+$@!QuwuGMGJ4 z+FUxlmZL}G?V?B2o#vc(Kh>4{t*~gDR;8zQWX7k=Nw+vq1~ooq4m)#=)>9{lTOj3O zlB62TH`tPq!|yg6(iihNd)kM+1$1jDSR2WU12i*8%eyG^6u5ULQh?`JpMd^&8y{5} z!~h7x(g|HpFurhwmOEwq!A5t!22Rla|-6Vt2eh^T4-=e$K z3Q$z+oj$Q^*}7pYlhoc&KWLWt+o=e$NX8bPQY*?cOYH5l(}6Va@957_Iq)Z%K)2iE zc8GpBws6qd=*!%O#bB3~Z^rw0t?#d8(~Z5@Em#}`Hq4Wm-O;psGYYiavNKQV9jc8S zpg)&xt80#^LCu}9zvokW@4-iXBhqc^0=U$@rr^9u>SJ;Qiw|{hlnlMT*Q9X&gM5N_ zjF&`!r6Wlr*uhNT<%MD=IQ(8~qu143<{#0$13LF~F{;r15tvThuaVasLg@|4pusbN zrcIp^Z02~rzB%Z9e0E?hyF9hsQVq1@T`v)@%b=~(fT*7xTodW%FM!YlcD64`TLPS! z>N1*1#RaG0?-4g;n1H8c0{pz4?*na4pv~|+t?RAaO8Jhz5rh6@CU*#cDb|WSPouoC z&YIcLfK6KNnzj@{MdqJlX@i^if5u8-2G#0LLqBxAK$h)|(p)c*FH)TV`wRXWc?+zb zhAQ#*$nUAMKaTn$B}qkv>-}p`Q~k3>8jkm;)`$G-;x z%j&gzI;JCceUkNq!5as+Eaa@3`u?DcaU575)3_Glg@~5qCsok?yFti($g%^;gD&w7 z;hw=!uMxU<$la-^nYP{zS^I-og{0B7y~ZC_CB2&{4PD%~==>3zZ2HS{ zp7WgNyzl9o)AsMItw>8D_WbgSjKPtE_Bfd{5#;g90?{CQJst4H19w0`WHZhhm3d}PnZ^|`PU z=r>oTd(~lK$-*+&8By?O74P{KCb_Y@QU0F)$RyuMdVy?*@27#|zV!}#N2I(f`AOYqBeAv+ocxGL1!iT8GiUR|%Zb`Ha;~K(CQ*|O zZ+NfCy>PX!I(5d9AC?o_+x%#azYfrTE?nWOt{R6Q&7E&tH*RwO$s`-M&ibzb^3HYk$dsz1^Lbv~U#?Z(fhDWbgM~psc{f6}n{Jpj-o7#*#wa5f-8a z0y7?%OH<~6vN{)M-ueP-!KLAY(n3IUm7F-u^r*ufR8ySp)x0U~GAv}qX|n3g`mXA9 z&^(tb5`t?LDYF5;XN)OfH(6iUb@75^vZ1r2t0vtuWPQdhq@`-!CTt5x{N8Kn?9cEO zff-PzHNJm;3TsS-AcSm@Hhg7M=#)7R%vZ?~npFFnU75|ns!7lJF9wVy3p>Fh({D_) z{=wfjUGOO6aG#@I^(MKp3gfCC_B;i3+Bz~_O!2&SJkeT#wM6vK^<(6}svon81={nT zEAD>C_9~@*Aj794ZPVBXwv+mYbeZ;P=v0J_NH$VifaEr|MBEf|d?JcGf}`Ic~d^=r!JbWsG7*T_8Sj=b(KfI@lR?dGim8(&#BxO zn5?ork#b{3(0qAxUmHn#J17FKd0Z)aYOS#8a4`@$?qBRorFN5tA_iu$K%eeCBX5dT zjuv1}k4*dk=n!UBk7RHPLJ_VXzF0y^K#xk`*kKZ!iM!~{t06|cH9Stl4%x0ZS16~ zyp5dHsCh=w5m8sgsB9*eToz8D(mc2PKQh@?8J5?p+8@-6N;Kn%Ngz=t4sbWwp0S1T zR5HECTuM}uRpb&+yy`2lF}p)_OY{IuB$3BZ)mZDEBBN>NLfM;OM)gZASIz9*!?Jk%yVQ6w-dRFR{M@KLZ>m&{Zy)TxGJ zy_iW>JZfkUacF6@IwGU${2yR_d!qHaU11hS?XhcfdB{~v=&`gV@d8q3NDFkjNGtU+ zQQ54zJm&FIyXn5rEQxEn3Y2218!t-~pIEgp6f4lYTdi!C55@Y?Rs9*r4eFTx3=Yw< zP%?Q@63rI9?rr=9l1EvQRI1wEd3J-c2xIXFq=UJ}R+l20eHbZi!Ks&_D0Q3B!ywM# zduTM0NI|Zw{fGn;@&=?CIkz5j_{{e zb>t|vf1N`YwY;Q8L$AoU+Q}CAaB#OtQzAHH3 zPz~cKk{kIWg>zaWlpu7_uLF;7K-R%lR12h0Hjuv!_4-ep)-=mUgKH053DzJYH4tpF zJX_U~MUKvy053T(5;Tf7NBoeAFu2u(o@^Lniko0Bi1qUBV2#L3LaOLJD2cdQ2Fpid z4f0dLy}ks{@*=zjJi9!w=))lPIwTcOK=FeHZ5ZxPFzf1 zhSm|gMDrmzu$00x)LQYfMVt)3q*jO}lBUII5ROn*C`(%hS3C`U0if9Mb zgJ`q)N+g{cMhg%EvgsBBD_V#+%6>+dA-mlC=)JPQBFc;Q&h-Q7ZL}0QH-UXdy%XOq zqD_cx!m@}q)A#0*!}(x)wo}7%8$P4T;4i?X!JQYa2=*-MWXS4wUX%rTq$smH4!V~q t*|U1Jw}lt>rbHkg@Bg3wjR|~AfL74Iec1l+FY*7p27T?eo7(1+{{=~{A~XO1 diff --git a/example/oxford_sky_masks/000035.png b/example/oxford_sky_masks/000035.png deleted file mode 100644 index ecee21d6cd250a591670d8a5b9d0b43b6709cb0e..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 2447 zcmeHJeNYp38cx!Hn`Bi&G}#5Zi}69qb)U+6m6u@7_l@Oy&a$cT5{}%CK`=ZX)4lHw9tRN z+ObW%fyVsX+1IcCVKe!z#&rv?-+Ka(?RWQcarMxhZL4K-)!^rYYdXlocN^4Z?B_Hz zedCF1D#KGRbh_l@ct3Nfd)qP5+y;<0xaJ_-cDMMyk$ydN2VSjzx*fXh{&@vDHfW63 z@biTDsr5JaPN&V5jF_+-@DnV-l{7R5 z*t<6jI`O82F+U9pnak8fCxrN;pls;>F;7WnIg$MBt;1KL}L$=4H-; zg*e?zFB}^wo42mf&8IfqR4rLhF3NcfO=tMTa0ONdKF5xSPxP}BGzY_d!v<`GNPYu# z^aB*sTv#a~zH%&HRS6cjue{}CU#B?Hy$VQR&_m17AYq(;$KqdnH-pipR zl(BBUW4ND^WXuu({s{S4l1JGN`J_@{v-=2ZE8_pR9w2`csdbkzh+O|DwQi5tnHjjm zT&S-))(>paIGb0so+b>s%fg=28+Z>WuC)%N5wd75-;einil++)QblXq5?P{0;7zX{ zF1sGLQ)1=500AcElP6sD;c9Jti&&^{Ii`>$Qm=}@^HNYRxe4qK9VT6& zA6?_bI-IWE(IRVIj|tdgo)}jWB}i{IV@FwIUPH_Rzwia9lr3iy?>S{eITN`PE{&XV zOc<-se0^xGKQnNO5n;pXNF%!0bIz4)7m2=%Q;%rEFgnDi-J%P-$jf;w$g0s39(^v&K(JdBdTjj*DCv^AL#}Z`G*u4jR0gb z-)1!gEQJFZ`Cf$rKp%Kbq$0>7a$Iun--Y)Jm$@d1Zb!bgg>=7f9Lb?zgdY-z&f*?Tbaz5~U3(XAV8(Os0?c_fL zJm)IR0L6;RIPZx$DzLDJe}5gn4ss|I!>HnlidJ1w#jSQw#6RJm5e%@&%3pck@VJ2@ z$cGQzx=j(xRY|?aVcO_n-x^JxA3%h#3;6)$QdgZ3m<6Sn%(=-E6kZqY;$+IkayoVO z{K~S&^^ogU#&FNA?^NtwYgJBf9}H>weD#`KzY58Q?;$%;m@wm)0@L7IZlUwMcU%}N z>E@i1@5<@azs;Z7ck7l4Y^`nKXq0|c2qp`N3DA!fyK=?P0Rn}g$RESmh>h~lZAc~h2jV#X(5)3-7r$ivRQwo$+NWg`$-Q1!WZxg| zLM-S$A_>p)XsPbGoS#f@2pJQZy>5!o7ru-bDZ)E=f>#(Nu$s*EQ3uh)syBpB!!yVl zif|8q=nX=#k_YU!uyHDGW=r412P{1mjgkkzcC4BSO5KyL=)eNHza*rDQ|zCI4Hu%Q z(@hPrJebp2^eXPUB$vH4gi+OM=uoY)k@&NNI&XlwYN^kL6uzm79~X6&WOE*c3Rl-b z2l@qQ$`fZnki(;lcHw7`nkmomW|Wdxpq@ldv9oy}bv8mr7vrD7&_Odt>Q$1t{y9+Z z{vEj;AdTor;xA!3BAvdf;`gq2%J5eq8_#gS?QYY_Y!zrc?Ywm5KZQD^lq#HZm!Hg5 zcN$-D-e0Oea`Lb1cbw5w2+x9>(2W15|C?>xTic(_{`M@AIUoJgG8rsIU#zQZ`xovc B3o`%! diff --git a/example/oxford_sky_masks/000036.png b/example/oxford_sky_masks/000036.png deleted file mode 100644 index 764f926d3644c7435ec10eca3d79d221c79643e0..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 2119 zcmeH}?NbwX9>5dOkcZ_#kg#bfFmDNk{KET3R<}-Kd8%H(W)b%w^nrMQSs2Y@t}ZUvf8h_b1$o zd-eH!Ki~a6>~HqPp4ertP8B{U)7QX$8o{sUBso3dRJ-oOhFLT}ha6_n> zQP6#k=2myQXNST2kP|w>B-1BmdGKP@W3l~;{_~i=`=glgmEVzNzBOF;{$C}FwqEhf zm4;4t+3IeC|K*Dque&)>sbPm*@@rhu!=y$muOvgi_FDhVW3xX%-+Gtm0HDq{n&8L2 zSLu}ZpGZ0i?&Il>CEeZHaen@lFFVf%_VYXAaow~iLHo2w?RdWR{76ss49M^6@7Xlt zEaX1O3nj59T`IGH`3@eIju1LY%}VX{FDCe_$_rsB-5K0MRx#>`jkjrtdvthy|zqP4XS*(rgtZh_G*F<3L-LebJ0A9{K2QB$(BbGGfLe+3*e2ltV z8nFj|61vTr4BlkH_x>tLgDQtUkz3=&HOvG$nPCU56;9(nTc>2^$?s^#z~#jYjls>K zhwPL~4z%hHGFCq=jB81d6Z(N2jq6J?5z;l#BesLJ_c&iCOQ?IGx79s#_smzxY; zv*4buNuoDa3e??&5f7>e>6wK7h@K>TnU`F*^osJqxtW=gT)!EMkIeCuhK9ofc$x1o+7-w( zxwm^1KyYynGY?<4wPZS9!z!2a$U6VI4NcAGPk(Y8yTiU{Y!G)8eA7CIdg^vGWOt}b zbzOl^RQ+RWjj^R2SPT0WC-~+>hUXM``d}n|Ro*|Q(pXyB=FrJngTFqBd5QM18_5!X zK5>ZE^p7btwo4r#xn;ksliO6aZ=fPPaR4pZug*^jk`qGD5H|00{J}mWf0aM#Rl|Dw zxX90%slO9Xm@H^s-H0FP&UAXPx@9Dk2fi5bYAN#<`XOs1e@^*bDIf~cJf;m=llBp7 z%yy$VTW`v1ofE7o7OK~U%sX@g^CMI)`;3?hAL2TW##l0_X{Q z>U+@}g5E%cp1lS*&1EJ7wvDTZ$}Do`RcwO9{65MggaY%LyJK zLJ6+n$^O!#PcfKSD98=;WV2;pMq1==ta+tw9rSygkygLXXHtOejI6LeFxihJO*&!X zsT4A91&jWk&@u%e{VpP$1dA+WlCm5y$chy%U<k2JM{ILgsPNW$z*A5j9G?Sy9Nq zet_hy(n#85(O~s7GH4zbKJu0((*3M1k(RIi3CWmLK`+VsBs_T|enSE!dy7qpGYVNM z1y4rE0mgc@9{L$sWIp@$?Op9x(Y=xn{vZBt+{R~|cQOWUr*JpE5dTB4R@p7%rq-kX E0NrwgD*ylh diff --git a/example/oxford_sky_masks/000037.png b/example/oxford_sky_masks/000037.png deleted file mode 100644 index d5c75cdcdb9eb52bbd244e21ccf624a3ccb66b38..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1990 zcmeIzYfMvT7zgkIQt5?DxzrX26bkKxVoN&^rb3}ywNmhcMMODLx~QFEr?{dpl=d(N zj6#K#!7wbi5oK^f470*i-p+8ksAQ2bj3DcFW+Gu~YQ!M~_SW%vpZ8(kp8xZEp7Xvr z$;qk9&B^qn22x2Rl4o{S+Ab2wl}sYJeBuEcq)_siY!YdGV|H4~o{wDq99@6-HxJUf z(Pyj4701U@s~g?2byw&o!hHI(w(+OaALB2WuJ$h`c7sZylJ3`BvHkkzBlSq&E(OKA z`HV;|o7-s5bBL|)_H_A%@P%U7VB6V_Kxf0JD^lp3pxE6V0_&ch5avOyB37O;muD|^ zBv@5FApr;Z-V%9Mmrr8<3oi%9dXdO;Au!N^bLpm*F}=4o*Ir2+M~~QKKP;VJGBBaPEmQJhYi&|E@gJ(k44TSlE{T|_sKDEt&EUzeeN>z!uYdYot z9%iV+o9GWrO9n||k0@-h4XM!HD&y7qi{xoHOW};L(-!M)Jw>!3WbJnl0(g;!Sn9CX zRBmFwDAuAj*G_M2Ag%+tN@cE_<~z$^;s;TXC6i@4Y0%;8t$lGEpD_A#e&o--wbUrl7kxX*YJ{pyEe>!F+aiNMw5sInKv2t z;iKVZOQBuw7=&T93&;19YX0rX?M%^)jY*jIzh5cQ&#Z)wqpGI3GRp!yx`XHDiLQMeC>ut4-@ z(=jBXgE?u%Dzq^Tst2HgHL2*=H*1tiKPwqeXW7aPdt)`{59s}L+0r)O{5u#$%giAn zT?#UkY->DTz`}R94mMz7w9#lP3l~yW@ntZ_ikBt9jh&?SB4wzx98X3fgj9SUykQNc zd2n@kQZ;iD#|j)@Ro@l#H6vDnk&;BgM?e%iUjEEKhuAJv2Ta;9MB7vrw$D}k4YmvQ zG$k9xiEz$K%GJ^-(cVvTv3cWy_9OZyIGtQEBhfkNeD zY}dz0AiT3IC%d#~D&rtDfpG{0`qTeFYSKED7xD+ake5vP*hmuBVp{YA({uf>Z34`( z;}uEp!>u#ClFV0k>T7M+0GYKQCEHJmFJta#k)}C*cWr?4z6k+9Or(`4NHUVmH}w1>1`T z;`KlcK}ZQwLx|9rA$*FJLU;*=AdJ%4b0%I|;!Ao|m6Qbq~-8n=GBBaN))aqwM6Img?<ZGND0U+2S-`@b zT&`u`)CLGi$O$LtXPn?$J_bQH6(;-AHVeGibEzvn<+j`nj$urJ-Z0J@D#a6qW!`*i z_a~ diff --git a/example/oxford_sky_masks/000038.png b/example/oxford_sky_masks/000038.png deleted file mode 100644 index 34ac7b3a012a7762a05b1411edebae3737cbd946..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 2331 zcmeHJYfw{X8V)M-BqvBDkdVlhB#^`{L~>c6DX1jeC59|DToj?Hr*wyr!p3c(nk^U4 z35IJfMWB?jEY;0+Q88PW#S0w|Tlbt@TDLP;b+tHWJ)O=VYRZgCDns{6th+yUW`FI^ z{d1o0d7k%uzxTV$H^*Tz7DTdyECz!SSyY%?%3!REU@*dtLO@_7L^KsK7|=h8a&^0# z!|q)Qd-c~9jPOhMpCo*Duhuz~JKip_dCH|bss;=9$^Y|v2PVex+{Kp!H7lc8GQ)?b zJQTKr7F#55j&yHbl}16_-~JBy1;wpY0MGpemWmu#y3Xyq%-c!|K~R6UqRMRs1%!gV zE5}m!veIkBbv)L$8_brN17{Et5Y)p~+)9E`$9$UlJgBArmaJE^KIZo%+ONc$MWQeCOA=1E?SR zSw8(Bkt)hzofajd+&};+q|%TxN>4(GJ*GO3$I=A8MY5@W#1)hxVycUH%%{>>q)q85 z*1f|Kn3@%pqB&Z>GI~Hkh>;hmt3eC4NNzG)h%msvre~BMjYW2o$-ObkmM>-BXKJ+E zHP=a$dt>AWKFz814K+#*d%i$_M4Bx!K5j_o8j%L|dy|?#*&vB2J@-(@(yn~&M$rIn z0NZjvZUFXRBS*`vwQik5GA$tc3_4B>DLn_DPBz>vjnAK9X|()W--yz6k*vVm=->a_ zW=rFX*FZ189`koB?XpL2l(k?(RgmU}aV6)GEQi_Q@dTFwT5lm1kR%I3&D4NamwzRC z9Z&FO2#Vs`ZBPq2t@L!D-;?DQNv5X_RguRVC3mqQ8_$T;sGUmLbc_)>?jN#62YIh@ zOOTKF`&YpNYt-G!lxdC;>2EZyf&Cd^Cw3Qqj&Um!tH7x`mWu70E=#|`!R?qylvBBn zq_fZ+_dzO`2N#nwNQ~uY%jQ8+Z3(~8-!19h1=d=bG$A_g{waEic(T3}t7b+M)ZCN&7 z@4ZmEA}WA)*yr%K=zjb;?Vc4K5}lrOn!Dy4#}e|kqYAPM4EMdnmc7hi#zg8X0D2RDWEXBY)P4)G{faVV~j*%idZKIpGOl-|WK z(8qoELtGE~Y9jYoRG`oE$jD?n=zE{fSfPvHEN-ooPKeh-Zw^dsDg!5Ru7n3CgR%+{ zjGYDPJm+h89Y}|XXeum(>!?j3+()TGXbwaDB2YM-{-|{|H7h@YQ^%Z^|A2{Eg&{7^ z()C7Xukq^yf$HXC@zVJ{%On1uXm@(A(p4{R0;E`_aGK4LFyM8%vjb50|(AKg#(a>CaFaN1N|$BgFci++I%I7AtDX zaV4U{&Uo>>iH64Pk^(3#Mw{(DLxkyj@-}knQmn0}{jT+>uuJ!dSC%C)wV=g%=d=HQ+?-@V}FyROwCNCx6xgY8;hR>Gz z^1Y8O6^1hC;dXWx$r@Yeu!L8>Fuz$fAu7fWCEEKDhpFLDlkODG;z(SX`-%Qy?CcTx zoT=ec|As)dck0#a?Y8K}&*J_d8pRH!+7$$UY@yS#dATTPy=#LWma&K3Q94hU1SF+G5O;FXYpiQx-=nJ_5_{t-;?T@D461foc^)Dm|pX$cMCpZoBvP$ d=ezM;ROid1^?{eHalyZyqC8{nDg7(${{*%Y)&>9o diff --git a/example/oxford_sky_masks/000039.png b/example/oxford_sky_masks/000039.png deleted file mode 100644 index 1456db3b3f9973203cd0a9902110fa7fb229025d..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1340 zcmeAS@N?(olHy`uVBq!ia0y~yU}9rnVC>)k3NXmCm3uNUurhnPIEGX(zCFkoBpt@Y zdT{1%`Cn@rPb4`CNIqT_QNK%7|5);5e~-AH<7)FK?2+L2vs0@yl$%rI^C`*3;^&Mf zM=MG`DW2T?@xv46N$QUcKAlqWKi2u=D3F}_q+PMns80=q8w)Ksdk%Xh$oMfmE)bGv zpM1b#PD`N`=i?HgV=q;DE_+HWpWO5K1TF7%%*kW1yvtFvOYljF@`;yj z6At$_$mFp+$x*gHanr4C!sgyT3hB~69sA5ax%ioV^1+7r%sx4x<8!8;_${xUXqCx+ z;?!qaqqH*sYC71%3hIXl)lbm~FPU0{RhxDARC+e10Pxu$DnmGSS zh_e03jc$5RB9z68)=cEa=32_6L2iHCvq$x~WTkhX@uz7r=}&Ym&z*=anlo|x6AR`1 zlZkHkCLiwEquwrA>Cb2UX`W2l6I;tOC#s8PO#J@DK>0mb!RDSj3h9zN9nTpRHP1NEbezZggaydqf81)bXQH&se|NdtCwTj|KWXf}^Ps~2 zpEld4xo&v{cNG2$GC#T9bLYvAj+zvO`g=dxYx*bNmia#6I@_n^z2Q&3_tqRKl;0`! zslC_y$@iX`Glk|qk591AyrUFv_DS>j-6uyGekLDdf3n)m?&%NKPe3Ei{FqR4_QZ3U z{Z4ffC(NZkrPO%sOL!7*vCnDW%^#sf>nGMf{K54z?Q!@?Teo))en|cFdp!N*e(9av zkF%dx_r|OLPkQ3lw|>%lqkS%R=0)nq-%q@64rS&~zHb6#nilCFkN2@N1XA~X?94!v zubmNuGAJ@X9`BbYy>s^Ci6{J(%ZqJuXoC@4a*SW5AOnActKAq>Nd}?cMVV zheId+%J6$g?419YkyH75v5i9FlRBV^o;&A1HndFqZ7Dawpvd0+k%vsDa-mA!k%<;U eqa3P*!B6?vd8fo{3?F_16^ov(elF{r5}E*7hE$6H diff --git a/example/oxford_sky_masks/000040.png b/example/oxford_sky_masks/000040.png deleted file mode 100644 index 8f96dea48c7869eb4ef5c1f3a2c147c95fa4c6fc..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1664 zcmeH|Z%i9?7{{+HwES_fuA!|A?D1!<8&cY$Qlw+FfKX+05gjhpl|NnfO31;BQr7^X z+bHxVXUWoCmO)H>B?-hBr8uO*?v87A39k$<)tZinioecjB5{jveCM0z ze&6r&eLhd_PjXY|JKK)t73V<^bkyA5@)iVT2_Z<}$pHqW5IW2dBy2Oc7~dWd{Io9c zNvMhJ_0N7&d@cQ1PW{q8UY5S`T}@X^#6Ak~O{WFttcFeud4`Z4pKGIZp#^5IZnu`5v5X2^(Wm0XHK- zM7WAA&{>Gmj@ZY6YazpNzsBAuT|Qhe?tFLy!e@x;=P<6xdLP2O!he)hN9-z67^%hg z$usDdeNFbOW)0&y!}n9BSOaL}<73laxsB$#tVGJooF!V(I^90`_ZkeXN@UtKAE#9J zxlSfC({IG?1}5XTm<;0t?qG{4Fh;zB4%&CT@5%Q=F3GZHXO>eA^scIs=fWE!me`%Z z^?0GqMpmO^7UMk;jkWGOmByQB_HV>!sI>*>|02Du2ZM1ZB- z>nXAC5T$@}C*Vdfr^ErUgKPn11e>3PRd^623c*eQsZ5%~>nV&;f%#_Le5Mg{9Y54~ z0!~Z20d34%1@;BWBCuqa&HIz=l5T@0QWSwD-P%KkZSOs~XysCv)YFexHDz3sIkW{s z-vqn}_9OW|>bBPG^_4_FL}U^88PSL2Wz-#3tNTl$L&%8;?DswdRBM>h)8DhNQbx6G z8BkXOHxcXs`2nD+2c8}MB7h;-Rq_^~RxR2~q8E@;5%{29khsTQpp5B$_9lNL;770n z--sps<>M2Un&YbwEr^xH&v4yrA7vbU2R=}+6^R9Q0ElyZYkHF{G&||B#kUb^QD}=>Y z7g8Jxw$Dw2H@D@PSK2Dan)uUBr7!}Yl?F|XxzS~^W>(ertsVetYO!6}!L;Gn5z08{ z*@c7E=^`gAMBN5)&^X%7znS=4t|>^g@KUZdK1tiMq6-=QE}xsYo0|76Whl+@;^?3j zEdOLgoKQZVU267lgr1hfU%PhOl7anYm{5+U(Wn%AaiSH%c7}g;&+cN3djHe diff --git a/example/oxford_sky_masks/000041.png b/example/oxford_sky_masks/000041.png deleted file mode 100644 index 5a9c621b7bf25ff4092f5e56f179068d15ddb76a..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1788 zcmeH|e@qi+7{`lXS6Z3;l%a!`qgSZ>TB=(>1Z;a1N(*)c#8c6cT`(ffSyMrcsCYLm zW5D68R#9^sU`vRy8r%e?u_p7nkg&vNB1}wU7qW&S>*CL`u;;>N^uPVLfA-Il=brcb z{e0i|-b>D6C@BaNE*0{4yfAGcX5{e}@OiwT;{q7)#QZufkH^2I#gt|BLBHM<*8E+mF)8$~)P&G}CBJEPWX;h< z(fgzxeq2hR&>p5R_!z@7;ykNnuCiJ5ZPm`U-AF4nCV7axNAA~uXQ>tRE4%-xp^s1N zqwYof6Kyi5+@n?$6Q%ZJu-~hOR(2)5lS!brBjc)E$mEoaDiFfZAl{s&|BCN)&2G=B$fGyeTVKc z+=W+Xv@cWW2)QTBhB~ADpA1LhB6D%IrI#9zUBUJW%$jP;RD>Vyz^S&Uf)e$lLm%#M z0j0nU7Xjd;D;$`{5fL-ZrqPt44lYY&&v_kuFVPbN)^+wnu$sX%wBg7g`9k@UUjY0f zqSa7Ae9pefTym$t4!?%pXx{{L)Ds_vIwSop&5?Mh8NQ5O@`Y|~6I9s>ja7A!wjny^ zI;#iMR-zkBnTk?4R;*19$NF?Q8W%p+R5ztjFAz@tXQKLLJ=pF5Yo5CdtQUwLu&z^- zgEiT<9IPkwF<{kpb5?07m-LD}R0nQxum9X-9_v zg?_2Ax_)uj(p?{$6qSU$IJBKM8IilOQWds&i$sTFmPDidB2xH6;Km#fc8BDUmv(CnRFmT=P`;dS4lEp87V8 z67^?;hzotl#YkLu1I;JXBPXPnLr2^W0A#vP_9Gg?o$lDEXAV zOoo{<=&qTi`|$eK*`iSi#~O4$BJ0>)ROSM2CS+|K)iubckhx;-SwN*vNp}hJ*|`nR zWS|x0xW`>@Jij4$0I55w#5T#{c};K#&z+7`)QD8&gI4! oM^l-m2Pvm}3jcrnkKTqqf8zTi;-Ak6Cb{35R#SpqQhm_)7aCXlR{#J2 diff --git a/example/oxford_sky_masks/000042.png b/example/oxford_sky_masks/000042.png deleted file mode 100644 index 53afc2969c7d380bd1b922642c6735c6e05bdb3d..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1793 zcmeHIUrZBs94|6;$Z#Df?Fm?}f8CfM*DW;K2o?}3qurbdb2hrrlSY@76r<4Cv~!|f z;Vdn6!YM1+j4^wd&EiaI=-RlIiw`^uCAqtt56d9s9%y4j_p5H1bC1j3_VWFG zf1f|!@8^Cm=Y8AMRc)SsR5T2WH&5a ziCj(<5p#*#_$(Dw+mE{T@hV3R`z{jpc0iM(&Q8k@=?P%jPd);cF=V#}Sb`~xu3=21 z0tsWgpb;u6Uqtn4Aqt3bS^$Ig1QeU@-y7utL92&M5F$3s`-}(N0GCf4!XZDd} zXlQd65>pD_L;@)labx--9!~0O?5L}gKj=`fMTmK*0-E(ZP4m>idHMvim(-%6vIZn1 z7cK!yC1Fck#2-<5g&ozm@er^W5i?c+nMa)lU>T*$faMk%D+d;}a2;6QAnL#t3FU(A zXtas1alq_a|S*U??w1hE`HE2vMK@P*hxrjftg}4Bq57Dhd#ZWll+*XT5 z+xY+>8^_%o4_6hf?Lc9TD%TQNWcoz*w3mHv#yGNY>&?nHc! zCjNw@iXEhHFgwX2!aRKvpG)e+bM=SSLc3*VfS?tCK8lPaPU2%ped#}l$zc#Tn9(@4 z168ieLW8-tBIAx0{u-!z`LoZ|C8mdji1_eT$cC=g+IuDfnW+c?q-Q~G;x!H}`!Q_> zqF+&Wd4qN%l~vk%Kw9H`eroVJQ2{ZT_z5pW8ogJc^{BfvZ*Xnu`m2ij^ZmcB&xC-5 zcR&T6)x_dgurKGP6INs6c$wQO3CZUKD1rc~wX? zGM$H1224UJQa)VK=N4o)`h2|dZ9_9b6V z<$_``RbgX#4B%Vv3GdY+uvFWpwyQywdsHBDK0<4ZF-Wm|Vl#`-J088_bC zr{o{kZ%hXMMtEMqGPQZm?U!}Oidp|e(eq8^2JutPwx()+YRAUp=b|&?OW)~Kwly#0 zEte*|G9~}Z4pS2BBz3lIYiP6ZKpOYzU*)Ij-4dsX?zd)Zm+Q{xH|6oqo*t8~T99W| zlsQ1JShEGo#CR{2F66ZJ3;vXb@(jzk-tHL8j)*Z&FrIKVlO8N97OEgEiPu|c>Ho)n b{{&gd&u_Y9)e&nn|8Fz4np$oeKKSH!o=!wI diff --git a/example/oxford_sky_masks/000043.png b/example/oxford_sky_masks/000043.png deleted file mode 100644 index a256051060b04153937e4977aca99663c04e9a3f..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1746 zcmeAS@N?(olHy`uVBq!ia0y~yU}9rnVC>)k3NXmCm3uNUu+8*zaSW+oe0z{FN&2K9 z%fU7O?XC7Ydq45KHt`0dLb0@{;43~O=M~l`cox1>FmBn^d`18)kZa_+f><1DBD>Fp#*rG?v0atH!h zf=Vs7RFz#6uISBFU|Lvql0}eXtG8N*&cbgeSSG4ok(;TospXcku*<)N-l3`-`!gG@umGYh5PK1%(KuS&Gt>H(RpxEW}6`UxGNu%waq6MykN?Q^Zj| zX`_;W+hqAewkhj4S}s0WzQLcZ+hK;!KgFDhH6UU(Md1(cr{D^?n?nD3K`Nh5uII{sA|U6v zt)*UBUxDf2&L`Xt6H|hJ7*{e1a-3I<=i*o57p$8kF3|WPz^Lhj-S%G#dl!_8VPIRtdYAl%W>zPvf2NtG>y;ru2 zS+=N8aJKNM%?HU@wlrV)4iRElnXkw6P%?$nqqcaWs?9tZCUnM?P?u>RL?aKqU9wK; zlir`kKU#OZUTG=4KO}!*{h_rW!POtQfBNp23RL*do#AKHk10UbwpM@7Sl5(j7{?>l z9mr|9QVNtQZ@UlXR;agsaD3&YRL;@;N8p}ktjCj!hd}&(F^5-PN}&^1d4w*}3KCt} i72>*TluPx{_$t4BQ-XX`)tq=xW##GW=d#Wzp$Pzaf4|`X diff --git a/example/oxford_sky_masks/000044.png b/example/oxford_sky_masks/000044.png deleted file mode 100644 index 7e4c5edbd2b10fb2e7a2016ed8ccc758778418f0..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1540 zcmeAS@N?(olHy`uVBq!ia0y~yU}9rnVC>)k3NXmCm3uNUu%7mGaSW+oe0z{PNX1i( z#qslR`CH<%esXC028&KSDZn4h8x?wtgD4!fj3Ww$!`nD+1*Bo(KsSzCARMGd91dpV zxJ3*OIVZklwTym7xMkdhbwzs?#6GQX+LsgLbw8ZiDsh3UL zre0>v)n3khE1XY!%X%5TjCjkK3;T+8EU0~2;Q0I0!=`Uj53|NDn4|lG>1mFmxJEkn zE(go#3#_MZHt7YN6Dw&f+O~ju%4UR;a1D3vT`rc97gSH3Y|;z#6D#Q~+O)uX%4F8q zMRRms2t7@4oUWk`Q3A3D4m9n?6nWFw-b{#%dd_nnh>Co@p|kdVEM7C^66Jl<}eY zQy(6(d7AmK|5QQZyiF=KD|p18X=Wd42g=Xcq_syY|ImIYQ=^{qzt-l~^`RW~S2iq< zQTem@jM%=QpQ?Wx56>%F$&k9^L+dH~L-AZK+Ecw*H4eAx2me#}vo_IvXVd~7@qJ!D zH-A``7`oFHD6>A$PWYaQ&DuMfQyw0=uEEa{z|pT2uL$IXYnDR`kyW%=u}54kprqwP9MIkOxcN1#oGOCvalfC^-^wp4tGGvFzcA3N@<2CL z1eUdcg|ws(-IuzjjSz9TDfBNauC*R$Tx$3a?@Hl&BC<+PT^kn3YqK6&y=cDH(@>3H zJA;;pXztPYbrUEeue(R<*TqBKi{|UPdQAjLj8dcp!9Vt0`)&xFTX3}(RJ?n-`njxg HN@xNAIox%0 diff --git a/example/oxford_sky_masks/000045.png b/example/oxford_sky_masks/000045.png deleted file mode 100644 index 1561f74a9c737d7b3ad5a31684104673e1b40c93..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1514 zcmeAS@N?(olHy`uVBq!ia0y~yU}9rnVC>)k3NXmCm3uNUux|8paSW+oe0z|wOy;;K z%fU6j<#*`_E4a>Nx^Q>1$^AbkI~Js-u7YFU)MX1`ST=RZ0vOg!U9`Y9bpcN7n>uen zZ0a16aBk|X1;pUm)ENsvm^pPC(O5Wj$^sZxPMx%X5H?Pouz*)xQzb2#Q}@(b6sJN@uFtUV?8q4U$oL+=9=Y8JMf+OW(7JeZs{BD)u;aZ zHUO=3J=OSO=O=a+knn;Sk-DIN8v^9iV#4*f?Wfr5PHE>9pIYctIin!(;@{Tpu6Oz| zK_-qnmSi*)cwS_AxMr>waFP4F*hDFs};#18TyWVNWgxq84%F_Z;t&3)Jg-Hq0RsR diff --git a/example/oxford_sky_masks/000046.png b/example/oxford_sky_masks/000046.png deleted file mode 100644 index 57925ec553e1d65c22b144d66a2fc98bcbf8dcfa..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1554 zcmeHHZA@Eb7%kY#+Fr^>X-i6i%OtRV0F52GSQv1Db`&~xpJB9&(%5AWuP0Ene)ga{J2a{i4Ys1 zAuFL#{03Ggssjcp?y%&abn(yeFraB?$w#AkXqiCl z@0V$**N|&OBMCoGxOR_=!o4CtA=6M0VkO#0HMGmpi^Yid0m<5Wmi(`TomcGS5DrTG zBjC~S8IGaVIJD5U$KP%*q}WIYu|jg7?=7j=grt;StG~%`*iOcyRj!x(cDsT?kWS(* z$%lF@8Ca&I`oAFPmKlyQTRf_(O7V}`m6Q(YCdSDm$Y6OTEa8Eh{%&%|Lzo~wO|RAP znT}x_XU$<(Q{$u@niPS+j5VFRcG(V7rKA#?6iR@ZVHu7aLV%3oM#E#uvhee(c^0c9w^4)~@t)@Pb?d=Te)=OO(n;c(Xpr?IX=dATz3LFXn zk-ojo{i$wU4A?51GLKqf&66d!NBa|rRsM_mT>h-sdogIrcV*<*jLP+4lY|_JL~aFa z!3zN_c!EwgcvU`yx6o$*Lv|a<6=y8ost(Ow(PT27h`0N9CavzcS@HHXd=We>>@(SG zS_+ngUZ!Hi^vk(+=0hGkVL_6VmNRq=5159_oeAfZ%)`Q@)IR~TkEWQL3z&jw`Abiv zIYZM-cx@xJ>zzpMZ(GiUe{AP3(ZX_jx!s&Aa8^l+YLC$tQac{XqA_G+QMfJLtOk!uOoPrXRLR}seKI#JD)k3NXmCm3uNUu%7dDaSW+oe0z{PNyJ@* z<=~p%^1FH>?Y1#wR#zW*XD%tYWvPz<3SQ15u!R`Ba*lpRux0#(bwzs?#6GQX+6W_90Mn5CmG7d$-wyBp{bG4Uq-wN{+-?Da&UPiQK?1gS5EjsfStLYPWOW3g;8wvR+2-1=G_UM{$jG?p+R+(HB@x-E7heI44%pShQ^c z_ms`7u?yztB9u5;MqLm+b+Jh=&`+$SvuM)-?VUvzcY@5+9*2O-9}qxKHUg>T7If*}LG3(3W*P!f?FCM|calcvX+^ z7HVOb8`c5c24lnMWjrEV7WIg1S#U<=%O0bU3ztuYIG)#RX0=`FBle}oDC&aosSL;S z8jD$N7oHJ&rX`>kn8qDERsYaBqgaVmHR5q$d5S$D|5W#^y5l6Va*tqK&^tw*kUF(B z+TR79Y3>)2<9aChRPK<;Q_Y8*Pt^_?JhcSVI!_}XIzQDrr17-!p)!zW;hjH46~cNd z`j8nU@>KOVcsGRrzwSvY?sx@J9hs=QnK0USjP`PT%f*6gO;CD(fYicxV zLJzT?ntCW4D7o~M@gZ^59PRzi4M6Q)Kv(9g?pg9Dj}d4w_tfXC8ZF{e>=hh#b{5Rt zq^F}%AJ9-F{LttrE6`K+0t@cA?C_`z{IT=XeXf8!r5x?)9QE4&#Tifew&bQRVE}r6 zn^A~{x!|^`D}(Zs-e?8476~W%OX>h6)-8J68tZzT`*xR~_%_kGdO6xwu{Xj>c5PVu zq9if;;>$zZJ_#&%;gT3#$q`VpXv10?77eSw8)0%xB6BrzwD}pk{6w}*ZFjgh5u~u| z9EcN8vTVcJnu&{yTWek0xqo-@iGLH71snWhc9YS2TIJJlHMv0l$gT$aAC{(F2CuUlxhMw_+6KKM+(ZF za$fMFLR0&Y^F>)UjA;M> diff --git a/example/oxford_sky_masks/000048.png b/example/oxford_sky_masks/000048.png deleted file mode 100644 index 9db84fcd99b9f70b413bc3efae5cbdce1dcd0b87..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1546 zcmeAS@N?(olHy`uVBq!ia0y~yU}9rnVC>)k3NXmCm3uNUuwL|ZaSW+oe0#7lNyJ@@ z<=~qC|6f@39B9aSTlSr!__vyJ6W^3bIQE+o*aX9UQ#_k+;d4_Qn+RdQsfJC2aNktT zCPMh!RK+F`*3&R%i492O*tOt{K#Ai_#TQLR&KFoy+ZJ%2;&BY0BG|M}LzyKuNR4CH z5+8vQ&zTA@CK)+iP)%)G;C+h4arzX_COu7I+zLP@pjffSM{vt}9^ox(eT28H?h)Ry z@{I77r9L8C7M_9NH9n$SR`nq8iZh~Hu;FDqVq0j9m-ry;0I`uV%x+}2BC}!g3(kmr z37M()Vx>{+1>w|v3yz=SWw8y)Q+&}_#P7&IrJCbc#LmtI{8M*x{0i9Fy`X=}ZH~<% z9P=04@swElM>QraPt_-AA9wha*__Q&=C=kv%{$bcRk8e!vqjK5wLL4^;-}V&ew(_R z(|Jn0cwI(BV4nJ!fUp+Ur*(%oQhh7d-SL-Lpu_Dy^*87G^*J2prvT}7Ih-I`f884} zy?&LzsdXQGcFzB>=+w#&5nx*Np)=5cZmsDp{6L-ht73%gLf)zGSyANqBa+j8%56^l zl`&!qYQ*a_whP-ib8372P0Ew4|7KU~T5FnG#+#TuYnV#4=v`U8El=#Lm9 zQ1kgJy5~IKXM=i-lw`g_%;?e{yfVBv_*W1>q8)K z!JlxZr)7tBZc=t=+_3P^b*3r1IiH`J7O;=w^eK4(jdEeXsm6(pKa-h&VY9GEqh`&Y z%Elt|haNkX0yyfm|J#GaJB`8@-0`&tQ1jk7cf<0G1sj%TEP~^O8Ot`nFtRv^4N?ok zEBA1U@CuquU4Ka2)wsp?>1qa7XCURfAfsagOwPPa6cpM1NPam+qtt~pC7M{AZk zE?g7-PiUUTEcGezt?gaUJS+A8tbMq5QDx9S#hTzl)vlkH*a+Rzo~8bD;)l44Hk$n{ z=BhQJCIP3EfuX|SD!kN2;GRhDv`-Ed!6s3sm>;fQbTdfK>tc;&P}dZtr5>Xc2|@6m Z`RA$o0{>=Rp9d=BJzf1=);T3K0RYzsoOS>J diff --git a/example/oxford_sky_masks/000049.png b/example/oxford_sky_masks/000049.png deleted file mode 100644 index b18cdc4688e8da00f6c369a46826513d705e315d..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1532 zcmeAS@N?(olHy`uVBq!ia0y~yU}9rnVC>)k3NXmCm3uNUupahwaSW+oe0z|wNyJrz z^7g@{Z&U_`b_P(UxmO#tk3vN$+9Hplkv*w1J69EhOJ@s&mo+`|m8|o*r zCDbzTLfBIm0s?VQ9UQBtGPAx7pMPYoP@Pd&`?Hk=Pl0ND(0tpLz&fft&ixJ zHAZ01?cbsM{uhG!a*e-BPb3SK%c7@x{Rs-Lk>>sQ4sM& zr`>%h`Ki6|Dc_dWr*?gq`Kf*a&<9)k3NXmCm3uNUuwL+VaSW+oe0z|wEZUrj z<>0*E@>OR3T}Lhci8uM}}R{NsV;eJSCO&Y|u130+*+Rvib&xiJJIEhF-8q4RriG#g+AJ zu$ZWce`E-D0SrSiTnhIK$a6fYnU2C!wzB#LToW^KjEuhU`_!YRd*Nc@U-oUu$SguXOwn!aH9)VnOUt8>&}c&6Grp4XJ- zs&cy-bV2ykyr#CPv8=q>ySb#o%0x}pywS>txEXq3!=}{>5>vw+51(2GR?w?;n@cKm zo2bdE9PNydn_(ALY+Ab@Fg4n7@u_W1Zc}qvQ4|E+48O2o)A|LDsqv1KJEvMfg@!{=tig&CVRE-*|@##FH6jZTKk&8Q0JA-+@74LmJ9B76?-pE|!)@|5GDB&oWvI?;P!enMg4 zdM)Nt7q=Xpn*Ff!sYznyQ|X7IPaP5yQ)488{Y0*X&J$>xqTG7aq(;l1)A`iIL!Z5V zBum*%QEwG|>hUo0sq+uxQ>za(6fOBMr$|^Xd&a6gdNyHwBJ%?4#N;$vW}bR|$Qh`P z^Qk!FDgKA|xe}Ls+V#Q1GFT#9j@w?lrSp{ZA?2q&i2;(L{}u{7(|pg-KgGD!@G0j* zZ^bjg_k`p$(z%pR6(8bnHSn*D{^4dBT(QPRzeWqFarYtfQ!@`GKV^OBtmqSRPwbsm zJ6Hb{^VZH&w-41m^?4Zmv^H_xr+pum{!zUHG&4JO-iKYEZnw@ZT2`>uN95Sl|Jw_K z&xx#?I`hzkPw6f4K(n@fvTli=^1q7#s5|OstkX|_u7GnQdQ*g1fv&iIs*nj}%u|cT zq7?;eWz+-sMAuFI+ydgvQ3t96a#(DUt_^!UmN=rR7gSw`S dQWOTk7yC@9djd}`n*9Zp@t&@JF6*2UngFl=fsg)k3NXmCm3uNUu>SFMaSW+oe0z}5NyeOk z<>0*k_Ek-?1{N&ewrqdx5){sQce#(!3%gVy$M2exId=Kabh%J_N~P&tu$o}We51|< zzo&Szz?GP56?5zgoaua__moUiUdS_nlEp^t3#6x7vfN#9M)8GPDj%9DLCXY7rW^Gx z*gYka4IhO0{wf*S^fTD{7|Sg`=lxn)Je+ z374!jTDTy4Dkp2~sxuldf>PZar)wE=?FyI~d_nZom8N;&YT{qE80}t=KJ_K5?Q$K3 z7nZ4vj{ch3992${&KD|E1s#`94P}`dI!&;|FVf?JW~!=V`jn+Ca|5mkl{iIuU*JsD zbyT0Sm4LwGQ%Oy2Q?Ih{YOm&$3JVi9S+hnhBO=oG!iG(=79^&cIvzfig{okcj(SE& zq~C=Vo8~MCOto}ee5$C)ZR%5&UaixdQlZm?O|U6ooBEZdSCgAdDp*X!WSNdehEHU` zg&CU`EHF%UbWA?g)O2hLD=UTqWH(^70%n5psYy+2Q%qTH*R0Wc;g}lh*stNuZ51Xa zUb141p3bs|MX9BUnonJKghj?hcvcFp3!WyvEaZ^-)8-HBrP!wOwrEcM;QzGzp-?Jw zqL=EQbu~ik0?Y)SUHK6B)2YJmrqhhz!|YGJAFkQdZ?L>A{#4_KRRVG$W|vnoQ{TH2?q1(_5qDIyoNP3WAK{-OHCE#j#W6&^ReESB%#`rldUtaKR_X7nT@iHb~WeXQ_P3*xgJ_Q zm3$a+(_11$PUM~_N4VyB&h}Grhb9;)?9psFJte)B8K~DmQaDbOW4h*f?)#e6oc-F1 z58dYiN^-a4PubhzKGpaTKkK2?Q>=%~fjXN{O@^~K7PS`4ENcC*&Y>dwn-JfW)h(A# z$qU?@y0?Y-sn)|apVV8*Q}rJ@?DVUM`1$zI?oHDR7R2b+1pVW8;?xHk_5D=dq3%u7 zKg`{c{UGT{YpRAn@7a{^t&oNC<&lFCtc z00v6HHsJ+1K&kyLo0=I?wI4cE0{IGHnR_f6(i{QXfG#s{+|&vdGMfU@nNj=D;o`4D zjf=jvGP}O!X79Qt&L^@~Uq&M;-XdVjKA3_aV1O>lsMUObNZnQ1qf*>X^OnOY_lL`w z9=0#yUGhgQppMI4Bv;`nH<(|e_$OdX;}rcCaaU^(U;+r-(u|EWF=&a1rmNQ|MXezC Z$Mm=4gFr*{EMfFl3^ diff --git a/example/oxford_sky_masks/000052.png b/example/oxford_sky_masks/000052.png deleted file mode 100644 index 4c9fccc235c6c64aa3c2e230f86feffd90d93adb..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1553 zcmeH{ZA@EL7{_m+g}w+Y42CjZ*6>o=4oF}dj2Fk{y)e2`%0(#a%$BQcFs%#+C{%K3 z?T{f%Zik)Ca$yXL6i6;?(}FW=;)n;-i(6DQ#557D*@jIaql+8!LiWW3;}<{r>73`6 z|Ns9y=lO6tQA9N%#;kbDfBkt5wt!(8;qMYkmV>mn0@Q zwaZ_ymd0jgh-qVANW%@c8(TrtYU(R+k7uiFZiQ1M6NyeW>IL5rC$nwkCYTxn&tWUd zA%4S^Bm=SAc#yednHMEjN4PS~DRE~wHrP~5`GIO|ydrjI!)Hk* z;-2wK=Fy46vCew*09+xt!?9JFWYjgF!^TTvcQte*O%f7(gmsjdk9Rhs_3#nNB=0T6 zq^8aQFYK}c;jiH&M!bs0Ff;qDf|{2q^C$~>o`BJC_yowtZsU5UpGd+9RUm=;2CdOG zg_TmOhx~vLpfPX`D8k;wjei&9Ru)m`NSp{jMX)!h!hG;+Oux8VPN@95z+2rp5vsA?iD(%q?y$lp7__mp=?Z zW^0T|jKDaf7~5uQAnkXo$KPvmzp717UwJs$ly9#Lij9T`D@NS`Zee;&e-d z`eR&2+A`OXwOG`od?8>%u_ZOo)0_ak_BX+PFS=JddBN4=wrY&^eJ*&h(4+n|yD9$> zW0Pwv)k1T*w#uVgEKF672i+`JXEo99^EamJc7Qp~>vU2-dBrtU7ab-}=WdptOFr5< zX$+x4hkUWLjqKG}>O}Ihv@M!yg94?dBN3WiK>}HkA>ZiEnf1 z9p>bvvkmW^<@*Oe*b^rH5l&T3wQDRjz7F|a_mY)&^OXR1eEj1n41_r}XN^O}yTWI+$U~)oL3=Lz00b%1< zU;-;DrywA3Xo-*lg>{6j5Jos|BRNx6b^(&rExqVy9780?Pzv+ZxLs*tqL*GgdA|3_ z^Zwp^pJt?qeCZ){004Z&?_mpB>9tfD-f2j71n@jo;_ zx)(mJILIsGwcNTC_jQ*abWaw`ape#&H8IsXibbkVvy6BM+q zasG&ejpeIsM*Ur|db0ci)TW5#yXJ{ssEOIuo7iE_O3-$Z^EV`Hr1ZFJfH;DL8A~Hv z6heiBVe65uTKEJs#F?QbK| zmP1S-i?XSJ3Z3ODCP#azy@qwJivgEF(X1LUS9vmM(p(y=E?CXCSu8Uc3|B&Ti4CMf z{{xlBnE`VZ=Yu9qrF?bPs>)`v%wkz^4KzaRAPW6c>R8MJFgI)Jzc381^VQPTLR+^W z>0jdu0c7*wMJ>->=isx@6XG$ltpD!s_i7;ykY$we5*;WF(Q)26bS&$RPlBn{ui^|d z!u6RzY@@&(*o^)IWFzYiZCc5UcB$a6usyUM*^qnFr_-4%R~S6_hO%B`7RZ7}YF~Tn zzNSf_3^uu=+|qBx2zBw`R$;N2$!pC#hzM1rfO{Y9wrz*L)(#`@WD? zsDB0bB}&QcTB*+G6zdvk3~+eEQxh|mC_DCT;FNM%dr!ZL?-1RaRx(8u5ABYSTo5nZ z?IAfoUQBZCOD>2P?GDri)X7u8A$A$gqifsI1)n)`f_5|SizqqwS|_&pDYMr=@&kv!Gs+ zeZd5fTMpaF>5tpT-5`ZL#C!2EcC$Ox^AyK(?W69zdO>cs>!37xi@$iUGaa2&g1(;3$2VOa@09*Yfr%wnz^kH zy-2yY`7!NTOh~kST>YhH&QOf+H#gFraYCX(GvZQDW9kk~(h}Ek$&iCngx9pMH>c1< zj4S>+R!C&1G){8bphh*xODxA_gB14@8vokxqQV-XbTpBb7Kj?h%%9vtwiFQ;8_LMG z;p}Rr<2hrtdoyi`L;r~}YuFUh3Ik>h3_M*p&T80{FL5NlMhW>Gq2zPfAcOrs{o@ln Zr$h!nI%>MrNB#x?AQq-2o8K-%eg~m2y9NLN diff --git a/example/oxford_sky_masks/000054.png b/example/oxford_sky_masks/000054.png deleted file mode 100644 index 06841a14a32fd3b8b0132c105c3417108be5a485..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1592 zcmeH|eM}o=9LEnw;qEH0ZBdc8W@Gev$i^t(P|zEcwRAw~^<|YYY?jk1bK+)r=_WI^ z2*TW|+z|oF<=0{{@FRu$*~;E@mj2x~xB}3bgew&Gc=g6|}W8=jfM_=?5kSSpaS487Dm`Lm^uW^C6ug ztAcEHrk$=Q(y^boSM387A6$%1L!E{gv0@}uX4RX^JVQ($T}CLeOI(Y6H`U%2Wh*%M4LkF5+b6Lcu$f1-ioN%K*J5No0;g5wS2QE%#J3q2T-h<#1I9~_ToMQ547 zQf*DN&zR@15Gj@_zS3fxE&ASkU)_QGqJ4%2QG#(??DH&NyBq3FCp4CbuqpXQN}S0j z9@n3MHxS1L;*1y|A2@H)~fS~B`6JP(~4xq}=Zh>Kjpvm{w~IJk;* z!ClrmJRGV;uEFK9h`;m#v?|+N!?oLJ8|)R5Qg1smvUli=Xi3XD_wAn3)kwY~e_<;n zU_R%p*323@bSI!G)FCBQpZDL9KZ<-abz+RJERfqe;31tbK^|?U-ioX{uI}P`mj_TfK2AAvkOo2a*;w1r*@`CL}Rt`6j zCX)H6S~XL`N|nz*P2$B}ak{H*|0P&Oz4*4lQgGYiDi2wlg{N( z<&|VUU*<=u)b}Hc*0d`x=o-MpmZO>?`iv+~JlU>zenz9&A)dS{MwCS#=q~>+|9%8# Yfsg0CkrU|&w*p^+T3J#scHl+(pFbsn)c^nh diff --git a/example/oxford_sky_masks/000055.png b/example/oxford_sky_masks/000055.png deleted file mode 100644 index 4d048441055bca7d6c4e7fc9f2ed948570c2f277..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1619 zcmeH|ZA=?=9LEc`KwF+x3Uv$vNDF;{)YQ3AfyoI44p=FLcB~*1NnI1jR*_6t$c9Hz z*>D^53Sm$V7D%Cl#Dn=jWlPZJ?VxipAe(x7 z>i5K3>I)0)9;heho7XOgQlR0fnljvIdPqO-XvzV~R5Sbs0~n8%Q!#HvP7C|l+u5WA z8lI@B#Ao3z8RvVOUIEIKGolAltdo`_n|B}+{1b88;pErQFj7;E$G{CtjlHG@Zz6w$ z)S`Zlvub`3`4oFZ%TUjVbstCoT&abSPAnW?nhrvD1bNiyig&^^w(bMY;)5wVlcWF_ zYP%5?_B3!AmO^oYH>nxQ`(YaE@&RYjK#HzMQiwmRy@JTFgeL-jA4}x;JeCVg2xDmG$z^u)b%_c;iB$m;d?U?lDUEA}B-QvE+BxJNrUwd5 zKSNi9_h`?kK4ZRkqnp!Qx|Z7#L8cDb-AOKkcf?a2F;aenRSWo1hir{pS9_CqXw=Ph z+g+SUQ5O9>(GojSkVUT+5U0ssQ8Vk9-)yuQM&KyJ7Q;}+-?M6c-JUsz@urFO6I@2W z>d*7@3to_@(~9auytayC;_S&rUZah8i4>t7m>N~b@2VEL+2d}%XgEqXp!HZSs>T2! zSu3tfBPTuA9Q`+qO_eQ0YbD=;Qen2$&2w85I0#X{2XObrL^7Mm^Xq|F?{C?~+J&0> zJjP%`zE)f{>Y`ue8;tO*;i4%KjnayUHgZruVK@~KO{m#n)Zg;eTmosl@R$FjLi9v@;qlFCR`>hs}oPO@*Cj8N@Yj4KeQK z4o$Qbw^Ssxfxav>z#jMA@JLBJ&1Y+7CPDB)cNHkeDlSm_*tx6sco9Wi(m|JxVKEAS?bq{Oc3^7OGo#7%i{M{66qofHHah J%*(Gre*&>2qb&dc diff --git a/example/oxford_sky_masks/000056.png b/example/oxford_sky_masks/000056.png deleted file mode 100644 index 6801d9358bf55b7b600a731a61c09d00fcc2b5e8..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1608 zcmeAS@N?(olHy`uVBq!ia0y~yU}9rnVC>)k3NXmCm3uNUu0*k_Ek>SojR}mgghCm8E%9+ifg{++T|7*aY6OesV2R^FtL)(O`8^YPnpUZyJ(Hh z3!&6h$LSi{+`F72qb`V^y418TV47G->!vLWw5Kd(ja{gt`+_Sq(=lAb8<&y=Yjj^Q zrRF+{Yh-ipa)^w+zKk@V+$1tG{sM^t;Wr&F#H2EV%>Y{q@(XT{ z#YV3<<2)!ET`sw^vSXqkvfz|G(b4ypc*%u{VydxOnHP5f?#TrfxtcU(Lrm$f(0 zOzcZ?YWc&ZA{@G1i_txK2ge12q8Cqn4(3mun%-&+6c;wVGvzsiH8r44>CVbI3UikKiP;fs z>1g3Esd#58h~Fc;FVIimT<|f@`x@#T&ov*n^nWsD+E*83{&Cao0 zQ@PdrY5k#Uppz_8H+_h+bg=NBsl6wh52!hfoAppUP`Qulouv*EOJY>+0G(NR>i!{F zuEZ%ty#>L10?Rb>5BXLK+iA5po^n0pYw0j!X^mn{07vtb?v~j_4F;Y+{VJ9Vv}sJ| zG=IvF*jLp4VVOYPvKT!Fpvr}J)c?dQ+N}Je$q2NBV z+aZsqM_XoZ+G`M0Y4~tijy_Ltoc|8Z+uY4l!bL#R3Qt8_LDC+Tt{~~2z%3gMTrQqF zB;abz-7NA}nYu{ zc*|-7pNs483rs0L#1B;b)b~f{qTHo>IQ_M6MV^}dVauYqOaCa_EX=6Zly7OP7M-i` z)clY+SK}h%B{fPl3ty;c&gYn~ZRK@p`62bLbCW)`eyDbJ_x$PhBlKcm&^}Q+4J+?c z*PRsigqO^ivc6^ZqQgsTG#xHJ3|bFPCcl%g~U{xNs3z7udgB=HASMR>aUxvXY=lFgFDbq)ACs`p03bKIv`mzG*(o!X z7$MI9VZ)1IPLQFiHRAkKc^bn`<3^?MY;f!L48*M0yNWJKcH))M|p3jLE{0&(0 zx8dK044PrU85eZKehRSNLQB~%k8n5>Oe&+&(?PW1ad0e@Ko!{XQH&jXC0YL11ZO~D z;2dv9iLu!83H7P1%^;P0j1o?KKWgX1_BoRubKwJ!GD#!Yk!5__GlzZ08Lu){t`-%> zD$fu$%NgHetoFQ*3EAVi=^RfhdJH)W`Xp2lIf|V?GzIR`X?6P5z!&~O@rR{{#dn-X zMLP}TFs(OZ)%FR{mk)!!Yt(&Y7iR7z&YAVIb-wlX7iFk$0$k6Drow$`@K)a|1xux) zYIotZCcRO-6WGolQPlHlbfj{&%qL&fac{EMF`w82@pfU?kqziLvMtGXs`iq(kq!<` zT-Gf{xysWb@8HM@tlmC{-DdQ6tXb}gX>EFAHl8W39Qr`s16iBQ!$hb5PwWx*F3`=p zUu|t;2=kiRX7Voe9?3&%_|>a|%a5%(X`-HYzsgGZ`-yY@1#GimBfWn+RYg82?**5K z=(QO`bw<|Gz3d*>yP^<1 z*Kv32*G1mL#*qXpT)&e)0U(c(!uW^i@RJnmYs|J(W>hrLJN5+n{f0R26)jIkXBlot zj|0dvOc6pG_fc<>;dXO-3YbOTplY36qyXH5IRasR@qT@-ef?w&kIEmHq7zD9MelTvM2W0qQ zoI~qg@B+y~+?ak!N`jJu|0qhP){z>?f{a5>Mje#Ru8;x-w);9;(mDd&er?_c)zchH zZ=cYyoVQeZ^E^%07F)Daq59W&;lNB5mFR(_S<0Pi(=SFmcbSxmC;St@Ofj{VJk)X+4K(&OvkUJnk#|8mf znF>_Lt)z?%xCPxtky*P~H#PB^k?hRqB_<<_#N@_ZV3{QZw+ORwy9F{e+lPJGw|#o^ z{+{zb@5ysMoKw1Dbu4E!2ZEqjO@Yz?LE%vl6!syT0gyPVP6I(v2Q^Bhq&_Tgi+f^? zhR;GA&%{~AIku>yl>JYSbr zNfrY>k}WNK6|9jSV^t1%c)oMqd@>)bM*a~5+-ZDYhgVB(2dT&dc$ih`_PhY!z~8e1 zc$&a>##=$NE7;6y(MHEFd*4*VPs{$C&Ab3HIh-F40+=Gwq;B<92sl+f!i~ZgOG32(w3>z zz5I+)Yfrxm2qO2Ce42U`pD#h4V4Jx;7jh1eX*7g%VR@`QhB#h^IR7;$(GqHA1t{~q9@klv*Xh5zcr-5oAKc-Ha z$NJ!lpy*}^ae&eKq)qlM7~0L~o55~kv(~S6rOX_rBd86MNp}(N*K_l(xlzRuji8TF zrPhR5{RQ^#xr=3fxXIRlNr|7GbCzqRp%cB9m@4N3dp5Q$1dZ3!{!-V55X7F@);Kdm zu!*)%`4ye$dy=4jR&=~%iha>URMCwq@OtX*_!X#HbfI1Hf}J?5XiZ-6Xfo17JP?Qda=NyW9+k7pB-{HL@{UZ^SQ#W1$ecUP`anBiHORQ+$s$JAB z497R(Nt>?2hiwR`BgA&Julmb5yqz}&n_{+bm;_EPcRM%}sqUpI6_cycB{4IB3TY$N zP=TZRG4`8Sw(Xwt7NJ_Tpa-jL~V-SG|i; zxl)owdiT~d&!?763oOjjT?VV{A=y){rSKwNr|~WvG=$_M!v1!qt@Wcm{I=blur_`2 zv-qR+7}M;>b`W{Owdv-e_tS#~;}lT}rU}O~SRYg}AOTDe;@GRHS>^>tI5k>5g0?Yp zPno>%$&|@~8C2>J%<5|WSTyIVEXxcc><^d)bTbh+9oIddOU0?wh1Py%$UT%}UVX{L zoRkn>F`8H5FB_)}=h+jCH{ercs%5z$3q ZJbK$nzPORi*%$hAG^%3dCB?y(KLK#F%!&X2 diff --git a/example/oxford_sky_masks/000059.png b/example/oxford_sky_masks/000059.png deleted file mode 100644 index 29b7961eb1390e4f90bb5d408ae0c6ab1b7574d3..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1696 zcmeHIT~HHO7>!6|lSKuDq@`9Vh-Nn!+Ej~zR+b<6GZ2yxpn`}_+D=VN#!`$mRl6i; z1<|RySfSu5Kf!{LhT=#-sOt_hB2N+*p@D-M<3&`zz>_dfOMe&>AO zIp>>uAMR)B+>H6+NU=a5n4guIrV$7N<_QFI4kC~cESUIPv?IatgyA{!iKP;5J?XsZ*sjw+Y) zDd3CeiA2CK_hr?jqcvFUs#nT*CFo?X%34W9Yn|A2NEyfDpoi&_T_zo;gV9;SKQSw5 z4@O)K$|(LVu%Fq1%_SXv;-7ms+Jc|O{ww7<(?}pDZmRW&tHzn)j-^(Uic{U8l_JAo z29@0pEKM$6!3Tgu!d^HgPQ2*UyYJC`Tx$Ky5rJ6k!SwmkTC9)0H_z0vG7>PXjuyr3EvXLGqTMCxg^8RA+ed2wE zQFVB)aJ_xH;Biwxx$eYD9`k6qg+jJdx!L_X*kCII1Fv>mlRmOKOJ304MW1M13>~4S z$R)J5vrd!>EX0v)vu?!tieZS!h@FsMX7@X*VKuEEL$1;<2d>At|IF*Z|@xJRjPk`!%HUoH1ry7fjhQzR|27C)^jEhrQh}E6EVU zSDWT@{pGlgKJq)vTz=q^$~h#5{wl z_{Mj}WKS+S^8kmA))@Ir*j_B8hMtS~jlTs_b|9dVLh_$HSl-7i+j{EW-H~CV{>XuLm)~N8DWSe}7>2vF_ zIG6y!IJ8d9Q<5wnDhlFL??JWUV+ij{3ef=Dd6!kCUdz0uS_sx1*iI)Fx1r?KsQo#exLnJx81X6IOsQzaM@>ea@k`Z{RcS)V|(9) za&48GXy{Z1&61zy8V!z> zMzUp92^Ql`;NN`Is}nZ;HQu2&+n@I7n;SW$`WugWf^WkRim_@)x^!Vj>~v{IsIY8(LN>`SqV zxylW5>Yjn3iT`^6osdI@O^ zk=oTeVM|)L&IHoJ7Tu5*9-S6CFm9RGQeCwVhMs1PE1YrMZh1<{DH|!zjeWxO*_&5u z86y&~j4SgB6FviMP|OlnL|0IuyoSPS&^#=j>Qu5}5A5vP-h>`?OE*`~N?`_y0aQ z?~|N%nKaj*Kqp`@7=MXaB*$R9{V*7>BRJH+MEW&IFc@r-M3h;i@p|!qSaCsy@pOb)1712u@=byk}yPY;no zb8$oF$txa->Ke?kzE3EJ=3);p2l9|~>v}?l_=W71M0E&Gkl&^rG*6yU=csC6f%QE+ z6{?TkWSlhfB&u9E$@&{^EmY4OHPQ<(^YNo5dS05b9A0O=4pQf1w*ko~Jko=>F0nq^ z;!H&nmu>bocJe8YbORVIuf)G}v$$q@o`%Cw_P7*qx&Z$W@}o-K`Gc*lop88-@Yq1l z*D%32iJm>RNtJ|D%X{&uW_tc$4_Y6C9F!6RJx`ITic$Jo&x6U3jxuhbzpdE#Zv#-S zw6=izA>E2`6J4YzP|=j}RwG#a$C0HBuF@CnF!=A#e;G>|o58Q3oE0Tzde&f@>p8K( z)U+SjE5F9A&6?I~_lWOYwFO%r2c@uPkHQ~9Wzr|7UAystz^oi*IzIw@3{9&Le$`gt zbPqUe+?6@q2(~3AMvK?Cdv@lqeW0@mkML8dLKiaHlwaZ@>+@IF4*csev^yMmFN&~e`;Qb}otmF+GI&(FR?z7LKebxFqXy*zX*I32LM z$JN0j*`wt*U>+&d+0z^Zw$Pr9+*)1(Ks7o}luig1lCW9bKyGFyjGef{qu5)>dl?HM zx(Y>heSF7fHrJMjUEuB_^UcanZJtS9vHr*eV*IAxM9Jxn;q>TuY6C(J03Qk8)c;ih+Rz5H77 zTolP+i<)TT(d@b^4y+)ZK?{}q+I&Z-qvDB$lz_G(Xe>592d~poICf$se_iuXrzg8F z$WfueHTomiTT@yb(rYlkzkd&79iw z6ePOmedfu}MlSF|>|<`$sQDr~9Wh)p5p62fY~~fbE)uRGq?(rW$K=)_e5msr0U)O^ zL($gQIOWj@Q2-o0qd|=BZSI&3hZ=o19|7T*`)7EZb%1#f%nUn-#$*P-iH(Ccev3!H z805DjjhTyd4B<-+ZNzYLtCt&CWR$~~NHy-5MMmTjsg4xj{OsKMpqynkbejM?^q`1S6n6b*5zPvD?G}@H%{5P$#R|g6H(N z%f9Ausjznx<*u_w%{YS_@VBRcp2HS=Df+0BIwWi)89n8Jsy1KRLpytti${SkO}^)E zDm7&@Y>V-*ESz5yc9~SHTfOn*`OjrLE+zgi|I4p&`OwLgEirM2RNYJeQAxH`)R(or F^>@l76aN4J diff --git a/example/oxford_sky_masks/000062.png b/example/oxford_sky_masks/000062.png deleted file mode 100644 index b41bd907919039cbcbcb43ec52e4284a7419b174..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1815 zcmeHI?N3uz94_UhV1-r?=+z2sDQ!$qY&&O(g<@NU@=^%88JGjnu3cudyJd-GHW);u zmsaS@HfUhwgG7M9$Vc#p$r?dXR^lCXNbji%^tVA5{qRPI+$URor))&bMg6@)y<~fOX*j;K@!(0 z-|v;hIEry#tXnai5s{hIpsJ= zKE*X?yP|sMz;dRYZi|T0a+pC{^bWX?%%#NrzKwN)hqV*}Q?!C5Z_*Rx;T}A)1*a3y@)mj1rxC7T=!R+{^(%Fa z5s;yS?k;J496t`;o*`|IM$(wHu(YovNXP>TX22#wS@ zw{>-s=*Eh1E5T|g;yTL$su?(!p0!JIY^72Ke1I&V=84({HblG&RGL^BaMeN1o6sS_ zLM*_Q+CJHiK5{SD=F!@$I5ox<Hn*WkGpwNJ163=p3$`Wx}Tw><8_7@I!gF7|T zT6}C`3}X2Pn6HSsV7vw}>-wr5ej+5LJ;Z6O(L27ArCdYQpMghpQNq}L_azZ$Z;3fs zKHLh|k!$z^TPukTxe9>}H1RRyAE7?1$kKo7D ztn&%}C(t$et)l(|!B_aHU`71crGwTx?u~|;?^Xa)FuC{&%_qMIwZ7!GP{-Y^$ob@g zeL5nWe8<7E9ny|W$ngAlFF%nfq59FNz&deh5Nw1pg~Pfen>_5P-$5^B^5~^dC3aCT zAfkF5ij7;L-CKq5LVG{5H0a>iWT|U;#2RnCS>W;8UCB1b47zAe=8k%#sfzH&8D0Zo z{UO9+3cHAXKr7cehOkDD|8K1u=1{ln{$yK3M`#{qKBRRKu@pvr4w=AvY++`Ec<22CGUJbuh0Aa z{p5R>Tzf^?dy(`NbO?eXwHmb!f!WUE>y?+LK%tWe?&uHIM0Om|jgS*N4i?T-?B zv~z9VvyUYI&^TwJE65|9k|k|$q%JAXk+hI-Yo&QmUpOxW%5cb=vFS*6rbE1>haJKt zALaEJDVN0*V`>^8M5 z#PkhCPmqU0_^X6*A-X}{1euAC`=Eflr8Y*YD`(aF4|>mfUy)}Z-5|H#U*K)^J|OdR zZ=9a|1BnT=`)r`p<&K;Qmd@?Nb@LekDUq2sdjtoU)V#;kQcD%?TGrPq>mfGa8RiHg z0~R$Z)hQY$#Z=4D-1(9bdV?cLp03KjL6sTV{dbWx@|r=~h|}Gn z>bnV#K$kv^v9KK969(M^NZ%kuB&CTh9~ZMXK< z-MBWL-G<{l(N*N7J}PZZX}=wyeT@CBa9I$}!GamVX^>_3sxf39n)n^;Wvjw|`%bszIu zAN2-f^xUl;E6T&3hbS3OmRu3EOky*7r(sw)gHQxJ#|#(3Fd03{YS<06MyC>}Lg;Q3 zG_i4YuS}(p!u8Ne1KP|j((~I&Lh_*_mwkL2dYj0B)#d|)SQzv^4a1c-^tht4px#^3 zn>f&=&7!+kcaG!js>*7K)vz2)%6kY0K%cOvFGdZj{Hx{6N^?@dxl2D)?7gbo iBKYe6^1r){Ursa@96Mmx`j{E~pK1%s)Hm|$PW=UvSr*R# diff --git a/example/oxford_sky_masks/000064.png b/example/oxford_sky_masks/000064.png deleted file mode 100644 index b6f7eaecce617b813de1c1f85d7c5095bb96c62c..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1967 zcmeHI`%hDM6u&eLwBWRs0mm?JEmxQCgyn<*-oW!*z$n449XpqQq{q>3B+;`YO`E&B`h)A>Bk zIp6O&-ygnRs?wqrg4F^Df>sbp1qnf%a0m)}iw6WKF}#IZB_ws4-Gmr)II z&tG0l{4`uu`0Mz_K+S6|o-6N^Ib%rhx4_`;mhhqGX^33ZW?5&X9*ge;Ryx#tIY8*n zz)QB7bWfb?fTZ0rBl5J6ZJLl=_a?kmxnO1!$2wenxhG-aMA9GDfXH(p-(u+f%Oo@%Y z_pwy-%tlWPxkKwH)O`j=6AgW8iR-XrTdKR9j!-sO*)VcI(@Obbv4muIE*(KM^ssVr zpsv;7yMUg+-RbmRWkVO6PR7@^_V}976GAse?c?8{`ly4C1QMR(zDK3%D7FtRCR z{GQgsz6aQ@6n8UiCq8ttP2?>tD${)jCo4bfSHrG*l0!-E7wB?L2Si5Jp@nxMi^%R; zwCIlDQB>aHKZ?&a3Pj6#aU(BrDE4b{-z>64x$bTC#sKdU` zpU+1xjU|vGwb=8T@(I&7@JLbp+zIqbqH#A2W z72Rvg735=m3f>XRKf#NFWUQ|QpG|6uDU@U$b5il3Mn>1$PU<^Hi#2b6;ja4AX7O8( zpR>eKMmSPL4QSReD}x=tS;$G3E;MwX5<`?&8Y6w zcjjb(Tj9pQc^o-yxxo* z)UIl@b?Up3X-aQ@h}_gviLwPE$*}&o({#&^XWG^8`EjS$$y69(8!clR`X0h83EQnB z9B(nx6qPO5r>%<2=Gna!tZdigpw*a`b|Xx^p(4v%NnPVIr?5}t(;bM6H^^mLBo#mA zcs6^7#r@l&HeVUrXV?w+^klC3F5D(+p{ArqXJa;BQF+$^!88j}R7Fw0r4*?b;iltA z^Ovgn4C5y#eb!n&#SITU+F;RtLYLXFZa?I-+;_#)4fs55~aE#88thp zCE|l&?0Y5dOQSbgRX?Nu-SB_+KeoNRoKs6sLBFx{+YowT`6ng{N)@N`_H_IXJf1)X diff --git a/example/oxford_sky_masks/000065.png b/example/oxford_sky_masks/000065.png deleted file mode 100644 index 4290a961cd7e62efc2639569a02902aff0f9b161..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1917 zcmeH|TTl~c6vr3jl4KW&#K3MuO$a3Q0=ZCAs8A5FNhBn6L8S(jRSX?L8|kzH)*EhC zDPD5%f=a_Mjp$ZNQ!gFrSUY4@lA<`BrU)IB**2py6fvfQt%};kzVxkced^Qx&hLND z`M%kG*rsB=I))?Q000o9)fAur5FP~pVf$E&0Om$*)dE0tfwo{tX$;@2i@YADqF2jbBPkPtv7hme_AoA9;M(H(usGW`R3_SX)$H`& zmzN7C6i|Y8JB!+Yw)M!DjEZ52b~`}5PCi1qtO6%JpX@=p9D zrH~lB!Xd!1Y*GPl7A*>=id<0@-3R=Skj|TF)2FlvomJI6jVwwZ-s2~(nG;YW zUp~CoFR{#~zSV3p45kks@JsL!XlwFBzbBH|W^Y(ehf}M4S(tj1WW+OjrpM{$S(>3g zB)2Wuq?D6@jO)AD(daE+TKaHX`Hbl-7uNyL$?L#ns9}oo)4&mzGf9`8 z^+|c$6>av?7E>Mkjqqbf17Wt%TLPDZMWcv^Pej|#d)A_{30=yp!>u!3*cvXFkI-KQ za%kKyw)_SilAQL;BcnO#@EpA!FF_CS?#Z*9iD2)3|F3u^WDu%7irt#*f|lN3VrXTC zgljz?j-IvDLx!Xgk75Ya+%dNJf(t{blU7+6xfo1GoJ+4*=7v%=cUHFa1+!|oJG^Uc zBaQxzn2O^0^chJzBcG%QFQP5Cf@p1$@WWUvj4Jez0Qv@42(MYDkF;J|UUrqq=I=@b z!)+&I3)k1p%j7fLE2YAVxnGNp~ZCDxev($-;&}^t^=+ z$x_rFXJQ1GrMVfuLVo%1Bx|HnIw@XcEb9q2FxP?)YHsqGVA>FPUwe~3@K1_l95cqa zziH-xVv4G?uU0Yi(zYtOv!afd_h*|w35%qRj#Uz-u15QCKJ>6?W4pVBey&aB#;0G- zdBS|2)$vm_#8$h~IL*l2wlQ3cCRnaP4-FrAV#z+wIwFS402@?GOs*}+{vhSyr#&^eZ%>T;0(FUx^dCM zN|>lA?#>+mL4**Un{{+nv zMPrRw#=s@B_&9fS)gWgGWSmo|*M-#ztu}xU4GVig%BtI>JN1*F~6m&Vq6=S9Mhmu!RxUXz(@*k5SY($0Beb zR6z@NyG6t%t9kbrE(@9I`BVq|^%B;7-sRR|hUJ zL%Ra%GEEnYQut-cRH(Q3JD*FQnE#wPKz1&HSbye&&G@CR`dRjC%clOT+NJt}uDpuIzW~T58rT2; diff --git a/example/oxford_sky_masks/000066.png b/example/oxford_sky_masks/000066.png deleted file mode 100644 index 362c711d23017ed9dc4a92adbd64980010b57d76..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 2060 zcmeH||5FoZ9>>=hVG|YzUxWm~Y!VU?IYk@+B81K&^KQ zEK4aB6H*Bs6t3g;ytS03?Vy}3pt~(yD#ag~e$jIFb}m!rz-lHPI&tLimh0RPH#gI{ zKj40Op6C7kyyx?JzWng?K6}6rE=~{w01$367NYZWX$DSW|G*3d|tFrJ;aZl!)J zTS(rS!TgylJ)Se{{R0&5NEqOvQI+;+aYF%d%Xs!vtAgUBJ5qKgFrSbiwLv*a)CBjC zr8U9RZf1(T z;xAnKJJhC1r`6QutVL&r=&3RPA~$ZS3>ud1)J$f+v3c55}jkqQ_;`PvgDbsqRtewtA0{e7Jqp(!TrgGw|ik z0X2 zIubn+76xS&_R~sg880E?6`@$K*G?;$w;iT(*#4G>^=pN+fJ*N!A>0ZVVqV&dIl1F( z^1SOhT5f5V39x=4^)`N-uS)8S$I{0%AL;nCop7t|Qy$tM5GvQZczBYy5BdlL+qoEL3qJuhBXZy-92CN@qwtDM-D zfxK4IaIm~u+V`L$XlhR5b!ltHs#20_oATU167Nu+{mpO&0vTGL8FN&C{H~OetL)Zp z`+D7@vPr(0Tf?{8-r;XZWsB{%M6WsiA*%4DVP~-_Azj>0w*&$Lo3hc_Cw#1K)I8`b z7~-#{tnz5iKqdzXxPo1q9Fdp{8}-4fDVaM?MS<}HWth@{4Rc?Lxa?eT#^gKSy*xK) zg+sAn%)Jg^4+$MHT(jly+7Aq!YxuCh`8-DD=;Ydky39LJZwIq)@0o!Tp zB3A%bKxT`yOENvT5w}M>OzllXQWW@s4^Esb`VV7UB9F8ay#;(i!}cJ~9`L>deD`xC zBv)(*fLJVX5X8*^fL~xB=h78OyLnFIKscs6BD#b;IEy#Ezhl2|Hzpwp=dK{m7|yt` zIRulQ9|M22Jdx zp${}TanvtezMH90~22%`9EUZuZCIq^LXuNUE oU!jRl{^y3jjQfA}-%qo)aijD43)xTg?D{uvDmhR*uCMO=C#E%Pi2wiq diff --git a/example/oxford_sky_masks/000067.png b/example/oxford_sky_masks/000067.png deleted file mode 100644 index d083c4c7b2a0e7399a9c255c89bab9c65508c982..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1957 zcmeHIT~HHO6izTgmaLKn2)n`2galG;j3FtClC~HE1i@fer73j4#fWV{O0{BC20=D! z5!Bs8Py(UDG_|gOO|em{*y`?76N~ntsV!r*v(t=r&~`F*v@lxjN~h0l-}`dU{l4$q zGv}P|;dZXD7SBkOCGvQ@86_4o!sEro^LYICgdD+}6ThW|$4h7^F)v-^7N8a~(7l1is)qU8`>36 z=J7dYkZcj&SKJc{h{{eD4)2n`O_O5k0mqL3d0auu@yoI9=<-~`*JN_Mgs)c>vzBHW zn97*tQjP&?|Mj)bqKzrnJlw2v!%K6^9n0}MssuI-xtndAJ0|*qsNBcC9=1-nBHO_7 z(q?+=Ga+-@aB{06C}X~HpKsb5+07{rY53Wa=C?QXM!aBwyOKo9xYX{Fy|n}nIjsjv zX3}b^3NGS$@I;P-N_R(-X}khggsUf1n+?oiRg3$q51omeHjFMEZ^jo}ZeG)gxCeEL z%`Y$-f8)A?xY+;Xnl5RY<&Qpe39`d}uuGgjo&;`sPACr!pxQXTzt>P!B+Ns);JVD< zezXE9g>PpDyU|*t3#!WsVyFWVL5H$}ZD=F%9eg`$vk%><_l2szCv%`W^-19U=tyV| zcS{C-49UQgp0}{lXdONl*3g9;4NTNNla+nehgu{$jj}@|0{D~tP<0!q)nuIRWT%H# z>}*MulKlckL<|X{t87KL1jL6s(Kqmw!)dJqiM=$L(x?zk2N{WwGwg#{Pq*q=iBt&T znF70-bM7@g5zv1&Zw+*SZ&!!T#d?f3qMp7PO64;@V;uGwZM?~O4JBIPnuG1LTyvrq z>2~&==oUV>iSWfd=2Ox^a+aC1mup~;OPwih)s0?g>TJ*$=K|}YEIB5!uSGRDAY|jl zY_|8Y?VLHn;^Abid%o)dz*d6=5@Et{npTog1sqKl{$2}t@^gufSbAr^U5RcenqtIz z?F&q~#c~rzDHIy}nRF&*R|_$NAa1xXK;%1(j7GqDt8vZcQeGj{A0L$b9>I63bREktWC+j%)*z}Ml8=eO*>0THU6%P;T zAm&rMdW8H1E64AwcRt54Qf?=Kwgz?gm%1hGO};nM@}JZ|UFf?eoB0HgcmGG)1}-pb zMch2C?sZe(8n8oNihTlA?`}zZQY00w%^pcvoZ6^(&GiX1{&Cc+lNS8Z*ODAHL)}A- z@;o+SOw^IR3O)j^#^)9E3|(2V?y&x!;O$J-2s{Yu<|_u&;&C5ZY052cHl5ENEv2_g z#yx1Y!~rm$VgcolR$o?14`OFS|EBDJ>f!(7r#$1zoyQggzm7ipe@hCj<`bqhJO2b; CWjC+@ diff --git a/example/oxford_sky_masks/000068.png b/example/oxford_sky_masks/000068.png deleted file mode 100644 index 81f012b8e769fb5e584907133dfbf4663105e96c..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1934 zcmeH|e@s(X6vx|Ar7aJslpn34l(w`J#Xed=j3}iov;_pMG8rK9riG-4b}WiNP{Ed` z4Aj?F1>{$lFKTs}-AoM_(ea+dR*3%d;uK-Y%j#SRDycz1I=5%C|F`|W|IYoM&pGGb zbI;9f-dvyy=PcpSXtZ#HUTdV$7z=4M`Y9GA(Bc=?8ECZ7B7-(-+d=xPA-a09n8qA> zJs*EK&HHmSlijW=Z%@MOjBmWt-NbrD7jjqwD~l-7v_;i;Vj)OE+-@4CYKO;~$fGj>AjQ1CK3M;W1O#S*O(sz zZ}qR*AgOCYF)Hzt!q3nH4=tgt9g1;{`7H3>J{FH3Mc+NJ$XpXCq#9dm zEUhR$Sr+q1KiCB&*Ba8r+nbt+Nub)EhY1Ff^3l($iq8h49(jwhCI!GsM?5BQwJE>L zEoh4Of7?KO&3}?8!=h`Y!kIYuyswU2vMyR`d|Xl7SQELNMmGCg3KO4 zw#F^+Z=+5l#cz7E(#1OZ+|Jno$`|Xr)KJgXscEiML3#ceMqouy42dYL#kZxMB4w0W z?K?T0wTRkxk)S;H3}(;A*sk+}^1O{Uafj^<`lRw;@;X+pqzftOCOv*le~x)SmDfs( zJcg9?lEZ$DN=lw1J^(kQp>!s;!Zjl(FObr0mK^g@xXo$kS5tg4Le0``pj1f48m}w% zG^qMjLZK%KkJ0yQg$=|-pj67Gil!BsP4FvcNgFheJ~8nd>Nz@Nn4*;`u+;T}pCh#K zj3X(4igg9Ou#4{?P5@#@i38Fa^AxRmvjJXgNcMpuSE3+C;*sF(pCBjKW#TWCdRX}H z=*Nd(hAUGs)j;&}VJRe)CXn!VtS3mLCEjPYbPMszOfg|Gma{L$l z#E845mdnIyD1Fbxdfr~=?Oy1)|2UcU%p+V0?&%E5$ED2OnHc+vM(Eewkv6bxDtoqR z)v)`Jy1!*gJA0ZkH9v-tbpf|`ZORlfmDQiUoTs|W#47-uf}QC_L^2ErAfVl9so=M8 zkwUVo^)qj?r87g?mC~Bc@?Npz!co#d;%GuIL$P&s2o%mm75GkJe=;%aZg|=Xsi;8{ zUt)(jmtqkx-M3{nOBgt87hnN@9T|!vOl*M~X$$ivLPrCg6n@hG0@E(SZu*MINPLm6 zx@i-lBsutUUzqLHV%A#00Yi@*7ymX?g22P4@d3Sh`0aayc*RQwAND{`Y(63i7Y z^mkCNRs#mbOfF_pG}90DfFRz^#7qpjzZv@p*cFMTs#QHJMysC2;Cp?_rU9Ef86M=a zcKQdfGBqWp1NRWatgdI(sDyiK7+k_`qh{G53sd?ed%l6>eqp`i3P;I?b^-GVHhG{7 zDuaK}x9fUVwvK=?38SLI7}!L0>^J*M4z6g;#_}no7@lx+FamXyvBCKq(|%kHjJT_7 zx27XJ(m5Ipo1U&6NE{cwwLyY+n^v>mQ*Cks>t&fuM|?F@%%F2CnNXX@ztC4{FQq)G z&MppbE)q6f&E&B{lteGv)+o3J6v0WF^L-CDo31Lh{o`_k0KUN}MsMH7vBZ$3zE4fz@ciqVh+xiJuIv|UsNy-o_#h)hbyFG{yc zZ>}Jyxk(Gy1{|j8$F0_;bOhWXTJPRzTl?aX#( z|A77Jyytn|_kGTJ&b)Jax4LVW++UR2iyN15nM*ygfL(fz^3-wN5&He*tD}|2udA ztus$6FXH5p==gO*IN2g^3C}*wu8giv_;cxc)12Mc2Y#kzSFyv<_1FC6^hx7fgKrlo z49-5qs-ojxre*Y9!v@S}28H2Sh-IVenRFIiZ`fe><%65l^0WL7)3yhii%POJ(S$en zYCuEy3^S5EAzO-kPFUy?*hlJ6&K_@hnI=y!=& zMWredx-Z7!VLm&x9cWWiBF~TB!|=n}3YR-8*r{drag_gz0xqV@O;cnfZy84!s7@7o zj{D5tdncQoFi-U>;6d(FEI!N!y!s~9vMhSgJoQ#r{@2{5Zfmf!lHHeh!cX^Jt8)|Tqh0xb z%3>Vze+6gN66<9mlUyliobT>}Ka4itjOE?aD8ik&>=sU~2z3^+J7sPxejJZSzhh&~ zo*(f>onSy$h*){dZ=0_ddJw(V3REznLCQFgNU*b*)xsHGsZiC+ht+o=V%uU><)X%b zU_vG9gN4N?EROjFa84tkzZMwDqISFI)7HlFN@;XyYh&d@X#uADD%LSpdTbH_;#VHm*VM zJv*&Eu#DXTS07YLz7L-~VZB9V%V+A5Ip=z9BpBzyV1;^D@r7Wke7pu3GxE!i4B%F2 zS#U|-ZxY+Y`E&>VD23J42lFYPs8iBKc+&pM%z=?lLQ!jRgLxS6i3* zmgxbikaNlVSra<3Ds`$Y!+hh%dgkuGy5u4n6kkLOR{Cx`O z+#Xq2Qoy+%XwFL7sZ6{CyeVPys3JI=c5OuGl)20^vK*AK9P>MnN1+C20-`u~V>XKr zX*<%S6^e?)5UvAu$`J0d3HoZ=kZU6%99xP`YgS7(dj)I14;4ZxQ`-Dc+$~V?!;({69qu4M3BSwiH@O5JvJKgp$`0jReS5yj)Ne&1TFGUY zc-5=lu%#VdL`r!vJ7TSq@M$3$C$LeerE|zVA7Z7%-Fb(LaTQ+Vj9bM(U ym4ym3AT(q@;MB?2|F_ovUHJd(e}0vZpNN{c(0ljeFMqN4V>@fyjtjOu-Twm8yf}~m diff --git a/example/oxford_sky_masks/000070.png b/example/oxford_sky_masks/000070.png deleted file mode 100644 index 4532b6c4df84222496a8529a74a6dd1728268ede..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 2206 zcmeHJ{Zmuv6%H8SCR`vSk`HAe2}!UeLJ}$;yC@;DkXvG)*R2~(EL=!nmZcc!=mIq; zl3Zj#$j6EV`6$zLG>f_{TP1A8k9$|WQAeiJ>=fGl=;4AlSZQ@K-yB6MvIQ6(W1@(6hTXmeGj7101H%F@>Xlq z(>sjX->7NyJ1d*T?c&@0%9&YT%6<#YKVLtjwS5OiLz%fvkWGQ}`~#Nt%B8)64y{dw zC;8{i3z=&@;4Q69h)4Mc>I#HwN5OL6o<4FY)Sw&@uR&lYWMkp)z~i_T4c%9aNY_N* z6UY{eOX2a`R&VI9f^5&BVmt+&YzUM!J_UabUAaKU!jts@M`&2kEWTEY{#JYCJXr=$ zS_0nCcLguijpx9V!kPC&1>i{$Wfb7ajB9()V)vof@Nwu$A35(kaL*by`=;++O`!V= z387zb9+Kd;aBS2fV1#?k0gs872Uh#IL2Lf3I5l$kWtdBLhs1(3VLq@4?R1mLEr-`D z8(m1=UJ=nF%!;J+^{d(>sof4Qv3c;)5=(6TntKdbS&R5;Qv5#922M* z-4W#pi_9m0Jwu~j8U;TR8OhX6>u|^@s28*JuJ&9U)6R_|i0`Y%Q*!vv4F}bn#j}dN-14HGu?H)jM@O&NL6MDwymdMB?-`Kq=`gHP3&C)@zLb#o*^o@Ns1){&u?tZK&@OKMh zGuIUO?|fD-DKh{HbrH-oW?LS=bc`{9GmPdjZV2wO>A*+Ob*@=u!JtEC%i(uUX7e zFJ+?+S2~#&9pzi8HKZ;AGaLYZPbGJfi4o&vU8iFQ*}fGs->$=?@N*@ok&&tXZv@;* z;dF{#1wYS~kEz4u)M~Qu-!n=(>|5X@rMzFgE~0NFCq^_DP&0c0#F^RtHw4`BJnYCc zr#~o(MDK61SBEPK?$W09B(LptoXsG4iwqvYbUX_eg1zSTeb+JR^d2(0EfELInI=hH z{HifO3hIH7<}hKMUz&UlPNZMLhJ zV(VC#g?c8cTeQ`kH^xoeoBUWLP$txwJCKf+l6Az8?uDp!0vcyJnUA+HNVX`|HEVYy zM*}4< z)dlO>7eFs!*zVmIDC@A_Rb1|WBsFEYau6k$C3yzCE$C~Cuc;KYL}%O%xYf)By( zqu<_p?ms|-va{-K!2#WI&0(`4XM?-M#@mA@C$be_1+W>EEW5tej3RtWV!|S0Gx%}U zMShvoi0r*-KhmPP!~t>lD2=_5?A)&zt>F(Y)15+(Rzg4%dg}ghYOVlhgX^?WuulhU zk50x)Z`ym78OKf|X3c_gR6%uGyy=L$AlW2*sNzD&IHN|XI~rdI9c2tdO_y}iPo4G; z^xHYlbIyC7=e+OEY)_6pBP{e6p)?vTOsi2FXtZ4+G+NMEfC6X-LK?I*8qlRxr{y*V zJ-Nep=Pw!>{m$Zc>RjHgRr1~U8ZV*m!%)BrLV*=fj-RMlwr!T8hYSbquVwq+F+ZRMqqMCovfOZiG+Dn98c12O zu%XBETQJ}KD}F*e8D{R*gxxdsN}}*IUakF7r{^Q^Gwm0tQFQIph!)wQhanBI%DU_uKN}r3S z%h6_+!F#rNFIM!SH)bkV!OsuIitOHF=0Yr;!XxS(dBz!gF)Jye-<4o18u8YeMP^B~ zU7iMLu6=1rP1;K_ZX622zvjh2w?h|vxy!bqF>l0_QUO&Gx~e*K!F8PoN{Xy^Jg8_q zx5baf%I-J?(}^VMyJ=GP(}#nNVrV*?{LVLIQunLtJ0H^>50J*rt+S&*hHnb8w|g?d zCG3E$%==Ms#E!TmbGAYd6^tkF#)aoCOy88|ntSc=EL03N+X`vJ>Z)w?k$cwE!Kyd1 zMXH^S<37!dQbcY2WAKn*+mdBuf2E~*Wb1-r5$jc~$mXr{Wz6WHXsHg2#1ptBnZLL6 zT1C@)g{EUj4kf`EY^avibWk%+LenBL zM04$)GZCNWJrGf5|4g|r7=BDG*NT)+MTrd6@KxQ9gt{sWop$S&?VI0HbvK;iz_z@m z9XUb42W>@NNSQA~>2E7tjvuBwUW_6mMzPNEVh9=Woy0azq93sN)OIe&YCdLF7}^%# z5d3x-x6AXbv@gy7j5`kn8o)AaGZ~d?{;{6~94`hDx}nVt@4{~zxgDOjWqryDgdZ@Y z5v~#%o-glHQiA+ec5hys~t zz+E!a?YY8D{KFazkCK8qzYrAIn}SJ~qvQ^J7>|Pcvi+ygPqisaa3cPQH!lhtC6^uJ zmD~}}-@(;bOS3lROIU$_!V3`x4wHX#O!i3LY20I2f^Y4{E4dFlJaX`v($7O1pa4js znz*A%KLdS&jhPO_>Krk~N@24d25Hfo_=8P>a236uBR#GK!-IwafOVPULf6fr4*Ip)}mg z>bKr^jF&CTk|Oom6t}b7{OTyyG>H7sm#Yxkcg~~vE|@YaY)$77`uf3Qi0=Ch{d6q( zBRAZg>V55Wwb#q*6esMA-T~ad18QCpHeU?DMr+_w`Y1E1QEgL{Kj^n;LbD z(d#-1L~cZ!5iCh>MV#J^WYiO~b&yQdKIgNBupg}5E;+aw$EuJqvRu!JbYB7XJ-AP3 z+27%8PXk=2n!_9zY$Jj;*d0(5H}S+Sm!w#1*}sCh!o1spAm1p$nu?rc6HzPg)67s! z`&J|jri;9ts!`fo@}+x6RlXOeVSqOdlwJE^J}uGrVW7NAEWU zCY=c3KJ2A}G+kkaJW=Y=X~T&)fSHvV_66goWAM z0fdG&yNifMa8+z+GqP*#)0Q77vm$TzBJu9jARI&fl|d1lGqJy9kWx@tL9IrzrOIQY zW!#QMzTJsk6@UvcZKX%Yzv09rEYUg}QBWU*8K{f`iU7;Epq@1rna_wuy95{ z2`t&(wtBfCaduO0F?(EiJCu}qQhfQ;$hqEVM)Uf?zJ;7a{2MTo{^7-YIpq_wT;65y zE%cTDm^N0+n00pVm|H(F0-n-^Tju81=6%YE>YcIR=!}=&BL!TC|I;EY~KRvzJe98i@q#{FjX}s2lYD*em(kGZ1TmY|3mzLxAuSb dr+dG=O^dw#U^*sV<=*)%(H_^UCsn1L{{+-Quvh>9 diff --git a/example/oxford_sky_masks/000072.png b/example/oxford_sky_masks/000072.png deleted file mode 100644 index 85d24c8ec1ecfed3bf0e1ba229c38d7c4ebcb093..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 2341 zcmd^B`%_c-6%Qf64Y^2og#@uCG2E;gk1+}X@H!)7t1gR4}uH`{h*r_<>_ z(4Wrvd_LdrJ?Hy9=gjw>-KN``5T6mxU@#Iis9MipFk=~vs1E>|V62TjreQFEkVdWC z*%tNv1V=Sr%ZQm+Sjkz|GE3r|HRfNK{<>43m_I5v2fk_S)2tk_M|(>jhL!Wv$SHjJ z5;*92{TBJg^BN-8d%y67ZGp9h{B=uD`BT0Iao*eHmXTV9_m6^c*GEjWd&+2$@w}8^ zlXJNWyx>NyJ)ZX^xC8Oi%|2^Z2C7wB4~I z$~(dD#g7tdT@07dHUai8gL@sH5Cyl_p+_Es880_1R=?0S1Nz5Ek!t*deoneS4THwA z$g*Ik@3vV>q?^k7G)H`4e%*$CT&{f0)~`m2DtpH;fPQ_4sx=-mybk6qC zQuQsgF{=*noSdw=Qd`G(pNcT(n@!8)}EsOhZp%C?(z+b@k z9dZhBTX*Q|<=4u_feUPFj^{>WZRe{TnRJw)e+*wMFR{h>wmW9+Sn*;_t*+^Pd!B!L zo0*Ps74I;f=Z@pEy%fDqPABvVu^20ws_X|Ku1<60VfX=ySnur?+s>(nXOua84dN7kGw*oPncAs5g+48#=?)p)0G%9=^^m5iX5_>m17( zdlI@LApy@Xag3!e^}|f>pn-1*)F7b`1Bvp`z(Xdw0+LgHCEedFa*nnrZ5JZ>T%R63 ziE!fd-^szd;d6myu)(=!5R=iktGwy7eFD8c1!sEC3o0aI5b5yjHq7)W+Ij*fz{g2I z4Zf!vD`Zj{{ngyVC@_uh>BQdEUxh(!Q<~kPxlX{acNaev8jC0IdUj*{zQ6`B+O@~_ z z*^kYzEeus{y4ZkG3{pjD@{K4Z1hWVEBh=w>-i^kOW8y+u>}0A`Awh?Zm|U^Siz&{gFU zYxL7d=$uuG7W;=wlgCqlEfMd4s*kULs93L5&{`!tmHbb(o=GW$$<6qQ9_%KI(5@n~ zlP$t$*+LiW%;P_==^_1rpgy3WQit%K7ySol$5@iyXGf`Ht9$e25rSSrVXb1VV&U&u^$a4lZDRHz{#vQ zrH(&$HdHo~BYL$i&VEe%cW#A9PS!j30S&o#(!RFAJaQY0NEnI3WOk=dwpV(RJ9%&> z+igohI5&OIiCU2U2<6JO6&f0-D1=>4Ps+nc6_5EpCiJG%8-~c@8dK^5UTw1l%Vu!w zD?_qE=-Ym)YI7P7PsFP1#jYLB4&&hA^)ks?q8B^~rCVbRRak-BmMv(l9_MuWTIo1{ zpy@0_A)Uv7>u9^xW{9TU6&HsPk3_P3O%ImujPYC%WWFZu`VwYZU}qu~D-tHMQ|ik3 zosn7#w^BUIPYJrmw)j#A_3os}gZvI|qsnURDBAQStIGB%f6gIG`Wf`VN_)7%(MfO& z7MNF7T(Q7u$PIJ^hav!7h^N7&;D-^QZKO87Or1PJsZ`_rr6+!EKNDbMAhi#fBYL_0jKJN)oU% zfEf^ukUQl+>r-Bl+ns)yS&=Ut^~p@!`L2IyY?gsn0JKcPh&zT0yu((nQVryS)eyDG z^5dpY+16nnCECCgCNs7i(X-EPjfD}VTLC3O3z?mo>mpMoTdLnKX zk+-}IC@o+eGI!=$dpR8{OwXdbElrfu&RnjgSKwyvcIIx7QzkQ%cnWh5tvAl#Ny_?+&bsqK)~?J1jw&`UFO=X*aJ1Tn+G6|MMBRjLooBv^x?<=HAavRP>-M?y8Dsp% z_6u-sBDFOrhF7^6avq!3MYDCipEeG>NSNH#<{X1>p|PaaltnydVrkycmc5toIM45d zgIw*PRz~;CbR=uxQg>nPgnm#PO#q}N;!>0E= zd&PqZQ{l@t9=<%%b}4{DG4>L&4%o2GK%x6pJ0n(sT1O&5#|AYMSCegBAf?~_l+-Yp zrEUVV;%%|1>0sA9T)6)!eGl(Qv{^12s3L3esq(Vo)96iDN0*+hNrUbu_C>e+)r z2N$D$NR=&qDdJ?TJccOOzv>8Dzb2>hbZe>98Qq%Td!JwG)}pEBTzZRPidxQ7TWx{g zqDx(YpP@@OOfsHFozSs7E23}IU`I3&BaZ43?4-N$Of{ z%KF(9&w!}8*py4$aaMO@x80RLoz3BPLVy6eBxZUoQZ(kfFF5fwq_%Xx90 zT;YdOyvX0#9!P|~jwLAufyX&iGro*IliIc(s{uyV>2v#FFV+YM~dBg+viF)B+vaP_dO97SCV_ks73ftCVnrcN6p=3e=Qw;6Tiy9rOZ|$-*?FB ze36bx-oy)nkrZrfK_Q@zTI2RcB>31=8eH3j?Kcl#r`dG8 zNH27?#Xft4?%vCNU_`KAaO_ogQSK0~Fbm@SO7e+t8ZH7?3@H~C&Zba8CUe*UCP#5U zsukkN_)`X%lW8^pp<+d3m<3NHo4!S*Y%?DTisv*Oe)DH2U+g>Qa5ct=R1=+emumKH zOc|`0=s&${PP5KSQuGw=)jO|U)pO_OU3 ze0l~=o|Fu8>G-d7K#rBUxy*g}SHVmzv%V?@>_ua|Y(vS{kwDkzFrI|8pWd<5hgr>n zGkk8)%ev|G?jsI~>dk^dzl%Koz7zz@*|Z8Q=GjW6y$PSs>AAnGk0#}34NB)>0AGlM z!>Fs#HkZBBM?ZBu$2)y*0dLk*s|2GmOGImJ=mK+TIdQURHi=3@Zh3z)nZ49|EmeHm zb|)twWqt+fwOmZb!9BUucdb$qj&(xgg7e-IV!LMG+Wqpn>+&~5zkv>a2LWB(kM$b` z;7lHH>aT<2sfPo_(7w9s92?u(}}kP zT!rS&C*BJ6^``&y`cbJLRQ^Bw{yO}x8;fZbr@p+~dPEZ1c%SGC%CsM-YdZc7SJ|!e diff --git a/example/oxford_sky_masks/000074.png b/example/oxford_sky_masks/000074.png deleted file mode 100644 index d9cce0e5fa2f7d8014dc3bb290ddf9fd4239f224..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1989 zcmeHI+fx%)7*C>LLKX=tLSg|4385M;3sC_TBq4!axoH%{DF~}b+Q?{#RjHRM5|^T) zxl}HK!!Ts55ypu+C{{*g*Gu9Br{lI#6`dV-`j8GajiXWgJuM=Sgc?KR%=--P9TfL{*KECteJsZ5Eg67enhQYUe6vMZcxow8KxfI z`1(!nw$QnC(iv-YMm%3hyAl#@^V1@#*%X3cn_acOPld zO>~wE&e&$$_VUif)W*&2rWC#b=OJ=CR_t!WbG3ZP-?&{|D}57TznbE=ZI_j6^jXA3 zcb`FKTIW8`0v&ZgrTMf$E_uR%nUV)Ke{r@xny5e$FBx>8Jy#K#t)D}@LT=RzE^_<| zyojIMNxin$ypzTDKt*JZK8aA;uck(7^s|YjbcH=PB~txuGx<5z>pBm&tWMuMw2vVK z9K1ID09k-NhHq7;n@JdxAcfWGhsilu4%d|Co81Lxc2NQ&_z;;W^qd5m%rT6IaqyT04c5L`Q)VK^gyG^%X_y8c zYe7S`TRxCVxN6T-V4dY&H=3yZThXu4@5Bb+@!QTY#{#Hd?TP-EcLg3FaS9z{qEg8~ z8ez0=t|>E`OQ`~V z2zJHQXNVn`Lae4s(k=HI(G*`&%s`_sdNFr}WeeL8b=eDZsQJe5Y<&cl2Xa?fBPca< ztqH`tP2TtnzN>E+84Wz;QXxJWJbn{8kUh~j#M3TN?3X0tZ`_^U#rkBdjxL;lM{v1g zOqeUcJN)2<*ntRw%c0a++)B&6W^{4`%eQpGN@f8Hm=2*hjtb#X^FyWzX$?BVxu|0)C1gB z)&$8RK!(aiv-&SVZGr~po`SH_Dq+EH!5MP{4gv%Zoz@YbFbs7G&RAFCGk`nDXpxM! z4q7M@N&APP<{|zQV1*?EF9la|O}(Pum^S1Y{4d;*s3e2u+Gl`>NT0GkPKU}nB(>6b z_BWwZYucFw(VEestK83cY&s$GCe-W~KTu&GQV_Un5#zb4dNEaxA#^uBolfwTp~2Wv zy4RIVZS_?#cqQE!^8|lJ4>Q3YyUy*yfn!by`seoi@>JC84i60SI#Ys1z{?wh6yOJhyJwAEX93Mp$q zXJLu-Zg0g~Oo`kx@jt5fIXT2KtIe>&xUy__&-%D{D%qFRKfGj13@XNE=N#&}zGUsO z)a9b%K*=YmUx>ZzqM8J%9V6ZxZcmnOA_aJsK^#Qu;{={G;<~iFut@c)rmQ`Cu(iwd z@|O3p3pw@(SajecBJfCv;#g%2nfJ+u{yWD1?ngU%HN}*<>vUgV>)Y>{g=mV@Csb9t F{{i9qQ$+v( diff --git a/example/oxford_sky_masks/000075.png b/example/oxford_sky_masks/000075.png deleted file mode 100644 index bf3fc1116c7c47a869a889475ccab206d83e8730..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 2268 zcmeHJ|4$Qn8lIK{QyjIWOPR8WZ7D4xUkVL^pg>EZEeEJoK(YiJb}YGu!-hLziAE?) z=Rg*1A-H@euFdXtAwV$M!^ke)%e1@99d-{;0Sp008#uv}!#7Fe3nf(F4)~a5&)wRQMNK$B3%Wm$#~^1Nl@I1KoLhp8 zr0hcSiNnyeI_6!6-VTnAAszbPE7ngLTX2Tsa|2vtG`BZFv zs?=D9Pq4A0&Le^iDHf~eWv#CSCcVwj9o?fJ*am0*s(Tk!OPIVt-VlBFjF(nOZi4t>NWequ58 zVS=y4oXIA@X@MTwsxVU$XUFa>!uwrf)#5JY;_|t zm08pWV$0g!CA+4eD}%3zsZh;j1?-N&xWCTts}0|h_==4ZG98Wa51J0rN4`%#ydQ~^ zj)<&vHQ$~=915YzC+yeuxQFwF?HP1>JP8D)zLLF|;?o&n65Qi32?xcr{+{cM9Fh}E z@%_dKk(^duf-oCHzzCnfHWdmy8=%k6j92oh`e?rXtvrOd5w@SZDUeBVnM&h9e9-oDKb7j( zXv~dtzJphk#+*!#CY{M-^lnG8j;o+o_CDe65k|XgDKVp~Ik^*2EkwCGG>f*efTb=R z%||W{+f$jrHEy~;W&44vl;}rVqPH@@OVF}C4a>p*?cQAuaN5f@zmpekE%OtkYwQev z4aFn3{eNHv?*`(x#8-vO;1v8+*2F8i7Co8NfZg ztIXFuDdS^QIa*2ipfH!XS!wuS<&nHIm5`#UJ*i~1vpo5PnopgXm%`R6*2Zy8sI{oC5H%{RoX9;T-Wf8nt(b>G`w~<)+J&f;0S8 zt3BnC@i8Rc5{M;Fu?VXt#E#)pF7XVSLV2OHncJo5%&Z}k5qHAZ5^L;kOrh|o!DU;m zRiS{AIM*apPEZ9r!d>OQt1qv9MjTL9<$AKiXw7`D@e6qz4(UX^)I(pR}^Q&n$`4Njl#$nt2aseSFd7XRhj zJB`CPQoA^Ox-I2!d(_{?+>81pmXu(o#2g0QK$d!!Vz-i8W1eT=I*?M;hokgeud>aF z8?ZNh$N?rTVOGwpzXaG4r~1DMt*sQ+v6Wy0$YKjQ{Gd1$jj6T18AJGZgP@-Na=H5E zZB=N@^Gi5ypoZZuIqyng-hPSXirQml(U@u`gWVQO9?_xPdfk^DALpity!>DB=+_EiRcEkTN6Oi6<4- zoctZ_)IsRJeNZS%xwRE2Y1+L$^RA{YN)9TGGYk_*vX*_*eH2sJxz*?-VV00GKn|%) zBK$nc@YvwK)O^!kyat`TZ;tX@f{R3;Lbm%6rf^X4(73arm2Nh?pEXo$s>eS?7ay1p zc%BFzr0xF+Ip98eVl$}DSrlN9 zX{QPywO0QHVx{sSv3BtXu*q~%`=BxHB7t;Kd!VP<#d)(}hI1BO{M@{)Df+Bd|G7D~ zNgO}o#SSDV84_!&^EA^ z`*uEkoJF`O$t#Fuc#gqaMa5W_2ZitG*go|VYRVxSIIJ1Yb2PT@nRJGuMVi~F)b?gy z@I6%{m&wLn^JK6BYMk`zm(;7ji~w-V-$G~%b=~1!8V-Hpy+GyRHNN}A0mD8|qj^u0>`dDJPP!yC z=pCkDTz94i3__Oe|NFqa9u_r?mx*hQG;&Q1;g;%GD~|!^sEV0n|8; z$UN`D-=v<4CFk5Xu>QV0_l=rqoX%1)JQD(`$lBr>6y{b2evRwcG>;jv;cu^cXy%BT zRl?SA6|FhM4Y243NSr9gAD2+=D{WM-5xvQh9QfnZ+`?zpj9jKh{S+Q*qNYmo5^nr@$)|LD{`C9x6>-%k(UVgrq+7}Q&M_L5nF#ufZ6Q@N)4uBN=5=BeznCC}l@C!SeZ0V#C|f0=IKn|6}%5IFxb z)%93Nhnx{|tNq67#RA+u=pDeeaN?ps(x@B~HDDQJJ@eWDqz6Fp4-iUepyO1EcCIOg z6o$AT)G6?5w=;VHyAS{KJ)~>JdbRbxH2c4o@_+Tm&Uv-vP5oCRw#wzO}j$0nnq9*Z=?k diff --git a/example/oxford_sky_masks/000077.png b/example/oxford_sky_masks/000077.png deleted file mode 100644 index b6f0976691e875fffc716d82990552b5e05e5ce7..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 2573 zcmeHJ?N<}&6%R4M1V$JFLPkX?m`o`YgjdUlsxsdj?>&=1@G1^qJ5 z@BZ$+^W6J9_uiS7oUF|C0UHAt490qmTB&0&n0^d~PcuLhj3~cq4THgUX_WH)H9kv| zfyKWB7`~G)Uq$_}{m-H=H3leW^7H|Gr(2-&H{@jq<%_q#=MJR7g~Gd{t8(x^s3R|; zi8}w1nKqaFKd3#rhx(awu3UJWU$q~i`iExu0^X+eE?^Budlki}AV z^@u3MxpE}ZnN_w$;Cd#h@@Uz?zJ?DgTD>xW5X~&_Lj<;whY;JV% zxYI1cPY3c`V6*D+AVbvSu8#zTjYX)&hAQ{2t}$u{9|`)f#Wb& zO>Zy&87x;Tc@aKzOrHKWLTluVxMOt>i&nB!=#E}2Zs;$PI+4lVi z^kEiFo@^1K*@k)c1>0^G`N*A>r&wfw_iYsfU-znXB@k8$QF!QH;%cW)a^PO|Qa@F} zVj9D@h{me%1+~TI(A4y}p1}1y;m{ zpZdA(m0_iG6^Td2j?)$zODk?vB3af!$~5h;&N8g0ZKACmmuN z1e@1Dw^D`r4*gS-B149w$M)cv02ac z5*6ctyM7>X1RBhW$XsWg($l&jG7LpKxSqgly; z$JO_`QQkV^hA!Kw1ah}A++uHY1)3Y{B*TKz5JI6F4fR`oU~jLB=<0a$F)|vVGM40J zP6W0(-{i^)aU*O$(S-Ig9uyJg%3G&=w(nMgR?GN3$> zW(tY$aYIBrM<4dAV-tnTW_s3W@7OpC8LUMR@DIlU7O|b3pP16vhs|PQPScAcJsE@= znc_!K2f$iEZNwHnWZ>|zZpjPliz6!n{B+0Zz>j`wPf*Cd-BHIO>m3@)JueYu44=K@ z(STQ-$grqXe$uOaPa5#pBDeH=^&f(Sip9KMLD{$mZSt9OEX&$^XnI_~KxaBEg2rPm z1w_wk=}o@Ub6A8>pN|SIvAw=pzRB)8o5yt;h(D@pBxISiMN6Ez{<)Z*joUv^uORqW zZdG3Pu5g3J9}6y?X^^=E!=lFkg3anb@yNk^>kY9rH&5|3yVaROnYiP;Ln!}>y;P*8 z=_uca>D~)*Zk@NbRz9r!8UCrHZX>S_Nl*Qarv*HK$EJ5){#{PVXVU%fuYN=%!+9`Q{%m&7TpZNvhb{#LA-K|(#PxMrvchq0qhL~#ou766ogRB`QC z&BjL0CYZ%50H_2(pR+sXId?z?NCWO$#g74kX1i-%LsH3h7;Ee^$2B&f#h;CVccQO|EjMzq^)r#M u`4mhBu`d@s{O^bVzpv*1+8?RgAA)7!#lPOn`C^OrKTng9r5sTdHT?^$$twl` diff --git a/example/oxford_sky_masks/000078.png b/example/oxford_sky_masks/000078.png deleted file mode 100644 index fb1ca082d557420d22d727bc518679b9d71969e8..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 2207 zcmeHJZA=^Y88=|SHb-jgB-q4lj9*J}f-xn*g-`>=z6;bzJQB)FAQv24GbN#}n$U_e zOz*A`-fSF-DTa#0OXDI6V{#!I4as>;%$mU$myQTA-Q*=w$JmXjle5vVbJ9xDKJN3r z-1B>W_xnHp=SBDEx{e$4$*eRMjYdm`K&_ERi%p=>VmcWVLEE2j38K*$W=LC9(Gv65 z+sw0n0%`Qy_jX?W^@sZk5_)=&U#wqNuCW=%px(PAN~nE*=UsEA^}`|`!IQbtdf-=l zzvQ(QSzpBJ9ch<|R4;Zm67L)5jXB;YM?-l)|Kf>=!79KK!@7vh%EOYFl{Rs!I2Q;w z1xU^f)+MO-cC#dr&b&NYgaYjQcUpR?rEotY~+h%ZPyVDjze{te_e5)agSi$Yq) z@)L?pl|up2%^q`7H^!)0J8aw@;sO0ZC{m1%g0F6*H)aV-sAO4z9NXR{i2zK- zNsj=%;7x#A47>0nR9@Q{oATU8tuJFfudcxjTJx|jFZL8XValz_XL_^8XXn+4+2_IJ z0GVcQE}>fT4Fk!FM(ou@J_xaa3(mB5;(#$uId5R>IPMn)zM|s`-b2fzYL)p%u*pN5 zoZ;Sd-hU;^A2!xlT82U^{B^1SZR`@%G)kO~QX`=|{B^m%3FCuJAHlnfHD>qwp%3|H zq5r4YEJVdV?l6 zYZ}}mp_Ql9D%8{i#~4S>zTO_X#@j3OXJGNc6OQ||fXI|3^tWN9(V&I+uVKv{H*|KgjaY`Tc}@Z{V8Ri`2>T8q{jwJKwy#f{dYS>BZ;C0CtP4^EE4x|!6Q1J&v$9U%DW z^T(`T1Is~!+a7wC|AOl(S?K#tRUnhY3C6~AE#(GW;ayoIdj!ZZ&wJ`FS!Mi7L!=Ag zLz8_(Vk}%}oM?#H*$*WCL)gcl+ZDRc8*{moT%SL?K%Po`BdG-^dkD2UX+ch9eHwVx zaaFm`_jYzcIwA!pyNGOcQjV)SCD33?S+~q_IydOv$5)8#8z~Q@+KaK^_fqPOSOI>Bs-bT=aPaY*u$`Bdu#(u4DU$VTTjv6`7P;%?rwHjREi5K%uatmUljAjvtnI7C%75lsZn$(9dvXP8W#+ z!XTYEDioF_S!_c@Mmk7+hIAX}rXz;#7(y(jY@&QqRUl?RmLeHpQEiZh_ibmEOS_q= zlw8f!bK1&2!<~Rouvis|uR1^V4HuYVh+ECnLKq~t;gpuM^3MJzKBMIi`hy z{muidDQ6IBvA3oklqiCv-qejZN^G1qSv}gX+D=*hIjLe6x1hDia!%Bn-rc2%Bw>(b z{>$d{5iVwO7hlBRFg4G+Xix9)RE)a~-1&)b{(kqlEqG>F4Rv+ZVH7$`-L3?Jh;32AIm#~SNz&L4bO z^hh*c+NqFjES`)Em8a-TZty%hyJ*Ah9`u6gGId{tjbj$pYt6gsL{mv(Rk=(LCv25E zW|4YlDw@K7e5G|ycoxqO=fWCn&{>IAEtcW!z=U{;k>eUdV)!fiO;-0n6n(3$W9v-U zb5@gPQv1R>-oSX9BoVH_UMd+J|K0I(*Hsn#Pl1y^x{;FN>kF2rPxm0ZPBwn(mNGM) x+Gh_W?C84VF#NecivR2E|J`Rh`M-2yCq_6PoPF@KO-uC811dFWKPx`d@gGbcsG9%) diff --git a/example/oxford_sky_masks/000079.png b/example/oxford_sky_masks/000079.png deleted file mode 100644 index 0ab3fa878a7275d58d4b322ca115eee4c8a9726a..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 2214 zcmeHJ{ZkWn8c&dy4Ot)wC<#Q^kOc555MZ>Rj6fie2=cO5C0tQh2{?^KbMcf=X$xet z0#eCK)qp9SbIgtDc|zOC9X(P!HZzd45$0~Twj$%r_ELVh3Pw6=IuyALp4XY1{t5TX z^L?Jr^YY#OJkPVUeKl3(QIQFeG#V{RAuok#w2*Kbjou4T04+JZT|uJ(ZHm(3*L3ui z8K(4`8d~Vg>U#29dw-0pm-Prz7wkDsHju2?pkwWvQ*!D!KlVJtwG)1~hm5ut&S)+W zqfL|L|H_gq37^DsS1k#n|6JZixY*iF17!JZsf$yj)+Zh)8s z2TciANz8^0j$tj6f;2J~7UnD&_5NLUHt&?XIPgBv3%=@uI;+%0SjX6GvsIzad!dx5 zOR@T~aFtc|!X-p@*dGH(^nb+;JIQUeBn%*X?K3ZwO#9!s%f_qd*c&lD@e2pyhkRdx}# zcsn4+Ni0nM5<-bfyek4nBi15cxr*@M^%f;&lc`UGOq0SYUl~Alg^+S}9e9zA8;Ezf zS45;#odq&Ec%uCS$!>WnWhR4PnDqWKbv(#4D|A8!6ANRY?eJ8SPGCPOarRL8F<=(N zx-|Bu1%F5mBLcpELKilK_7P8c$D~jt1y2;@Gv#fg$gkHjDW`ITnC2cUqHe9QEGD|D z8FZfrKHnVJW&bSKD@2)g0Y!{nBiaMFKrJT~{++}Nm6Jsj4Lo1EP5$1DM9(+$(eoMQ z@H)kKG(Kdbk~Xrv!nEQC=&SI0v$X>1axxx`otu+fW2I_22h58+*DpbLeV|Bv0<1Q- zlf%S3cSQIIkAU|#>-wF{WW~w=nXeT$Sg6P|zJq}vDGTOLG!?0&$LaSKv5`Ipl4Zkqr3t z7UdwZmv=_ zA0~gnryS#7*uJa0X(4$*WK$U5iceij#7qA=!5N~eSu`oPA$}hs*0L_CMFouvRhdV+y6dDT{T3I3HTBZ#m@MCC}zw#YQC zxS;$lYaYx6$o!ni2~mAXUhYllZ0s@FUG_ZqosmTAOovgX>m&n7aWS%lG5rM@&TQuu z*1Rg6bf`GStS}=@+c-Hl0d)Hrf(Ex7Kk2FUogs%icXiH9gbtyP+_gT@$IYZev}W)Z z{!pzOKp5J%X+ea^;yz_?xHs`MpGeC}YE`0@_z4x~mgl+QOHaMhim*A;kVSLoY1YlE zD*W%@cAjeIW`1d~1?mK>_Y7^I^5|e&HhMna;pfV#o4oW`^pv-%>{g9y22fb-R zc1kCW8_XCEUK)+-eTPv0LF`)wx<8mK;=7A=MrR-Em}i3D5x;8OEPX2WiY)&0j#yWe zVE5bvKfj-E7il^Um`hTTm9YK^vKD9x0zA~%3mUhpnDFLLxhu=pnyM_AXnU^Bn z3gaE-pTYAjN~0~bTQj%>d@MvDOy(&Lj68gu+l$m{S<`9z<7W}&`+W3~=R>@7N8GV_ zf1&Fe@FE8oH108MtFPf+K(e*$Rr8nsF*1kHP0y5{*WK0mirb8LH!zdk1qdJe)CYx- z!%pU?Nnt!4R$ry-^|EIXYsCXYj4!3L41gMe2u{&R{D^okavQbsU*Qp2_5m?HG=*if z0AznbR>7g9?No;B006P(ed$X=s%;GjW9_$+Xcu40?v}8DaX}+vJS8U5CGiU4i}CIv zZf`*<=#pHl#J~0l5H8k%O7c47T#C7brwLEo8LWB}LjQyhI^7YUCQ{a>Dz}p9<8~dm|t+_p4({dx{HQt9W z{XdzXSrj*tB@aKSlx}n(&q9N86Rjz1`npg+#BiTh15dVL8?pZbpPSVnH)PzODYtd| jPu2f#UjO{(*?3NWnC1QG+aXR{@CQU8t17)EZR+_qtr)9^ diff --git a/example/oxford_sky_masks/000080.png b/example/oxford_sky_masks/000080.png deleted file mode 100644 index bddbf6fc431fd90bd05a7dad57a30654917d3142..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 2073 zcmeH|ZBSEJ8po3mBq520D1pQ%A#aFDA%uxbmQ@l6B{xv2w~A0H^_DcuqChq~Vs_Ow zz)d8r(%huH1Sqs)+G#4)Xa|%QalE&qHx=bWGb30&cz4oqhNf+X&Qzr??2XRO?(FQ> z{kEUZ{D0>>&pglnJadj`Z*3JPU6@XxP&k0e2vR7t4HOEsmq7wb&W7Uvg_8CFFdFtd zs6XCdzVSB`g??jhz3fZAY$J6S<2&`cUrK`MA=DXtz&-&=i$x~RZJR{91M@^bWLJYy zO`})nCEkhJ*aw5|=BpB|2+Ir+*}uXzu~wL(VWxpSMPffGvU_S!Pqdzm*Vg-l9x9AC zm3W1{kRrLa5v$pV8e2u~6dj`!OeqpY3=4?xG$d((sz~Zl(Y;BPMFTN)O>l#C2snE? zS&)fS+Z%mAmRJ6ncjvzrlma#v$APnRYD72$NwjLLD;j3!fjyd06XzS7LaV?6(IIvV z*sM_jXYsI1E5Urx-e>J3fz8mWceB8h=e>1Do$SHj&F8&wLN~J8O`MyyidMDz5ZGLF zva(g?z6hMf657z8vS(#}vES4-NGLTdF*P`KJCUkmq=8$lSLJDhetC0h17@qX5~k&p zR0{_?C~NesmKf@aCZv@!@j6hQ0Kd^!pz{vn-r`W9FhCO-O(2#stNJrOZF|> zk^4Jz%uS}Y_eWj71$UY6qC#*)ng?Zu?i6Kn8Ru~sI089_DN= zavIX=m{s8Te0X>imWJkA>Z|XfNc3Uxgd&f0?-#*Ono)dT39{OSU+2b@?yuO#O@BA) z*Sf;eE9~QfcD#uadg$`Z92&woSUS&Y-=bgsBc$lyTkTlF8;5u6n5E!+deurDr1%~C z5e`sv??!(?12YGPA{=bDou^+e*N*PrXTWCHAUi1XV`15!<^GEO%8*cGB=-MiVfbx!s%C>aMaB;y?-V zbLB4i%%BL)DsJ>8t43u$`{o#=ZJ*~};;Nh7w>sEbUN zrZ?mJgBH`U*=$$A*`YVtLxxB$z$62G@|7g;};O1uU*%jZvY+PPif z0a(5`n<&>X*Wo$zB2Gc81#5zU>ve<*-|?MG{Q2^$`aSy{WsA&0aw=|FCc}BiHF1t~ zW?b*kHZaO$M_hp#+DZ}n8xub0|2RAV8OFGsG4V4(d><>Xuj)jN;uY9=^25YiJga*U z`8eDccX=i@>liD4r9OFu$U&|pG?%#w8nIo+5U-a(lDBsr?H_do;&d-?RZ)ekpHm}c znN#Lkv@1@x@GnHx8;2q;n_+D8l-UXaG|~acu(mfg?>Z36ht6C0cP)itzmt16_A@=! z0grnp(K^8*tL1W5CmrpBfVCR^TKQu^gYsxUc@=>7nKj9mt z=Pvnr!qS&nS+UdTxc3;Dp&$ZyKd@Eyp<^n#C0~4kirtG{A}cp9?8M~LnFaX1AqMHP z7~1{B>_};llX>1*VjQ&a*L;o44#|1AkU@OQBz%o5lI<$LU~G4N&OfWqleJ6*N_FVQ$zoMTA+8MC0_oHw2zWJ$Uzu+_W0r$>|{^xRLkh}c$&Hu9TALsrr g|J}9!sT*r4!^bXtFn?2bJ^AMYm9@qT<%hff0Vd3BH2?qr diff --git a/example/oxford_sky_masks/000081.png b/example/oxford_sky_masks/000081.png deleted file mode 100644 index b19598e926a6098ec4d97ad9035090cf886a1cc5..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1983 zcmeHI?^6@k8s7XMZo+!I21&9?hYcZw0>T=uRtK&G2(qa$&>&u=Dz3&l6N`;;TESsj z0w=3TTJnRRHKx-_)wQCGGbr9t+wP8b)2sL;(+ib;*lDKDD3?-Z>J;W)xodCR@ek<7 zetMtxo##38p659;r?b{kyLdl9RAFfHD=wY!I}Jwpq)!HB0{e zg>v7A5G4O%cB$;RX6>rl(tV}tiF&7ho4%e*|09ZS=-NbE;x;B0vMCliOE!f=XWI~| zbM?Mp2c%Yr)v}qYa91KSE}H1m^^r}TROhomV{1AoNSV9DE_@WDQ-{`b9$(^BU19JW zgflu{p~md))kwdssY6gPTZvuzQ6>Fo=<9o)Gl@m)a^zETxKB__DZOa0!Oy=dXnc@a zC1dJgGcjEQHx6yb@x5dHmVw~neb(~1$Akfl`K+J~K_0kJeQTtAAhO7{2atm7vjSNaA;F!+`3vOoq-9C`-E6AX@+t z7BOsKdWl`8Y6>r*@KH7W0tS5OV?YEuiC{wt*E3V45I%>T`3DBV%!q-?9(B?i7c`2B z$xuT+7qzDZMcNupIS9-2={(`m@2Q&gzjosVeACYl<&1H>gU zP29dA*pSJEER&Hz4?enyR&qW&C~_Wh4WzN}X82{yI`bVR2%&P;C-P^F5+>b@AdQF? z7B?`{KHv+mQKa4K?iFLQ+yt@(O|ZepX$RpF=l#7uXBA7BcZdw$sw2f1$eaG>#UwJ~ z*W1J^zC{}rG;+~`Z;|TxH9S6J8y=);&PmOp6ZORbS57qCP{ffr>_+A%bHG(t5E2h2 z9sZ-vk6jyrgC5spvV~4h z1MP4JE#xJZb=MD^E*cMyhs4lz@!SmZ9X4MiYOtGpuAMAzHnteJHBzDHwLQ(o8;x?Q_cMYT z>qc{u=lF~Me}y}EBlXf{l~y-v0EVgYIk&fR2j0c5qnDBX{>UR%y%W7`F16&1`*vv# ztKnnB^t};N`m71~X23F7p2SN-!YaL#`ts>Cr&u`RMPvMkz1oIIH>H7bj(@l zE>~V)XtQwGoc7ihwoXZf?)XEA-07{avTs+zTU<7a+caHs?zbkEH~*qPlOSCyXALGc z08A^`textXi}>4h&28Y5cqd^*W0i1M@+T>OoqvDD9=pRYzUT8On=-GEB%f2607O3s zrcsV|0RtZ2cvY}0cYGiN{5_4$Vh*t%#~sZweKhh9{iT!W1o^FcyA_vG6<=ouk_>yE z&n@jnU8dGZy3){cac->{uE~~TU}K9td89m6_zMRH=hbYqv;avSk+fVR!Z!$gS^B0b z_?{6w?`!+d=E=~Blw_RUojk~%fI$&`kO;WYU?Xh6Qj{fEvkStFs_t+myd>j_bvH>J z{~b%d$wpgKb$#(4Kx6O|fBM>Ju-acF6#_!xeB0bg@0F1(`l$B`e|^sCeYshGqi)9v z?tnM%Qf%6E>7=082%pA}Df9P@*&eew{BHJ??r`MOkrZ#gD7)_}dd)X&6lv?HQt#s( zkd&(V{#VA4tJ>|iJ*Q{&nxQ8M0M5td}eHw*L>Ik0&z# diff --git a/example/oxford_sky_masks/000082.png b/example/oxford_sky_masks/000082.png deleted file mode 100644 index e53c60bc0f977ff7bff6e25956e3672831ca2f80..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1762 zcmeHI|8G)P6o*nv)fUud1KPJj%M&uq5L%(2^qWut+fuVGaoK9cl!>PH3$H&2k+fD@ z>z4;S9x>I4?Gj_0KUm#Qg-F^}?Sp4j)F0MryVm)x^QY19epq2+>%eS(!S>^llY7tS z+|N1po_kJm&hIxH3O5vQU@#bkCZqmS1|uhr!C;=t&lniOyb~q{Bkz_;U;mkd`O6G* zPwV=ebu;nbg}-%e$;+)TvpjpUvdx6${x{NV^gK0jV*g0XW$=1v5Ih@V;^Lw_qvx@` zOe2r5NV`S`X5a`F#MnAS?O`K|Iz;Z712a}*e2hAX?|zreC#(Cy9N55!fT8kK$sx)+hBt=UCv9$@74Tcl4bC^N)kNCrfzrZHQ|{D#nac3rVj_IwG$tEyP?ipp_^}?d4eM z#|)BJkQz#yaf#U#nvxt!Pp@NzUOCKDUaCn(6p=UGMWIK@b)o9W6)itzs`)BFuAp3e zp)U{}Ao}napGP-R6!;a&Fjp7!-ut4xU;SPtX42CiMj9isxr-Sk5Gc)#4$u=bzKV|3z(KFCw{_&1TUIw z1&9svGf^)dd@bqi|9R*g`*NcnT zZq?LCTa%fH4P|2Y>EiQ_hP?a9>$ya8^hsf;gW^PM539l2^B{}v;fvP1#37hV%te=# zq4#K6>?KBxQ%BO(^msyv-w_OWwfsZyz>nZ+0aklFU5zMYxx~%rv;{dyHT`)vu^J^E zB6*FW`v~14u+by#X@fhKB7Dp`xyx9~G)6B$`17@lkKMVak#=(T|fV zT0wEt{Vn}A5xN@|X6~UnK*+xOp4C<_BQ{4{&W2SP^R66f9y||nJ)O~6^-iZeK1>xO z3Qx0{_@lQ?C)*ppkj34N{8UYr68u;rNU1yno`Bm`5~(# kK6M5gq4WQPfBy&M8lxYpy~XRfA<7OfQ-fJQvBz@yFYDu&J@`AdAJ}u~_W0I~al`;dz=^tnKHU>T2KevY%gP ze{?XPv;F$Y9~HmvR&-RZUC3j*3*IT;8I}HrHmNs7;I9LxK`itVpZrzKOc@=o=wBu`G~2784$B?j-#w&;5B;Y>L58SSF{tli+iG?bIibexn!u zz9t-t3+ct0u_xZL9<@rw*Q3Y#r?p@*04KA}-3FDCVSX;mogyBH4Dume4Sj(60(`|I zT3g15l+xFiebwZM+Jjf4FGMbRiFj3BA|enf4vtX?aHWh3u4MC~=Rz-{TwYiLszYrY z>Mr15@!-eUjJQYY!uPrZO&0tb`9pBiEEq;76xeL4IyZ_OcYkM$s8z}e{3vb5?~sU@ zLvb`t`k1XQ9b4~M7_&Kw1sSpn*MTre3bsOGFvavRNx3-RC) zM)r;Zbd|>>FOn7bFTlAFwVjYAd4yKzf(+$dxG?hp`L?2~AI7p{v#E05-cqwl1Li=n zdE*qt22S`ayil`og8G#pQ##*BU|OK0lcMq3Zqc_2z7}ocf^l7`bt!lR8xU@-%N5FC z<4nKLTQ*Lf_8b0+b_IiZW;9|B&Q_2)wA`E5=o}XJ>6Hnbs=}hm!ebiBKmqsi$vg$?w)_Z4~`@bO{FYfX!-1X8~gOcDsQo^`2` z`qCYbw8^Roa_ti20uKr7!!2yRfz-E$;GG$vPe;q4WiT3X{n!W%$`E<@7NQNWk3t5D pm?0y^;)b98=KlxbTmO6po7~>kXG8Z(Yja!Qx@o_qF0s#X=1)I>YO(+T diff --git a/example/oxford_sky_masks/000084.png b/example/oxford_sky_masks/000084.png deleted file mode 100644 index 7f82bbb020154644e35eb0769659e46539b21a6c..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1446 zcmeH{Z%i9?7{?FFT0ja3O{BYa;|fP>B zx(>sJyLSDP1(3Qo#u+8)UQ7cdbqvtkU7XuY)MeQKnX|;x&g=UWryB2qL$2TV6+yQYnIzTqrL9q+aT`A;_+GY?hA0qb0vD zRdk}|NZHbpy!riS|KJZboG5F3?=s$f?!OnDRf&^$-)j3#1P-aNpiTTro*Rl|75}Iz z;g~|pj4b0dj#|8)M0zn4Xo_cz(Q6iQjf(}|N^IJ8Jp5%&k^550`|%(VeazO0WLS~w z5@n!0MYx4GtD?=ABmEdEu8e^*i_5;g}SQ?$fo`#8Z{O>TWW+lQb^~}?*Ga9CKxO4dJBtOIXY;N{p zR8<&y3cMJv18>09a299UhP(8J1%A{g4vP0Uxlqq~=}=||zgzH|;a>47C5d}MkaBh2 zQJG_Xtb|038uLe{FQ^xG>qI8zOMP z)p5i4k}UVJrslZI&c)Q>X5P=~G#m2hc|%HT1(o7p0HxQELj54!lER#vw_)AxmXkwj zzGggdxtaOV?$ zYR%Iol~wFN8(_dV^lY~m>AO-fAzY{M{1kPNZgF@_3hq|IC?}`3A97!pgPz!26^V*Y zRkmRtw}EZEdPPnuWy`R>^+}hTb#~mDNh|r0v&sEA8G9<$3wok+tPdtj=sGZwUZnPk zgAr%@T8mpCB~Z^Pm>_V&2RAbn{EU?U0VXLdOSpMP0`p3LqfS!BSrc=tBsW&%`lkD+ zA1A8e(E!1$Ah}N{%uncby=Yda17pHP%_52g+p1v~m&fn#_BXQL<*fnn1XjRzrTlDW z590%S_;0z@aNJ z`#yP|H*cQ2c|EUK+DeO06e9>yYHl~3M-X8Ff(T}c@&r;*;4mY|(JN+C%c~=TU)BVD z=f%RKYw6!Aetq$o?{(zK+z?j$MwK{-{r7O5Hu^*Quz>myeo_LptW>V1=Afs926&6) zp8)m+Wh%Qdvz`|pQ8@?Kam|(>_~a*q?Z1MB;x)tq42wnhawm#udxJ8(1ln|Tyxa{R zntcBeFNV$3dd|I~g%H5@0aoWm(kYCB4cm@r%@x4l_n&wCDK4QW;_<&k>rq;pZcPt#B?X`Z9mYX7++q~5ov4KI zh@9^NKU`wMqjhJu7>(FynT~%>o}&suZIO{`NO$BmZOKm=JBitWse3!B$v$PusH>bu ziD@lR6}nyLr&&0VGUXPyCH~$a@0G?jX-7d)iWVl{1J7mp!A-c&+@=l<1)yWsD|HG1 z(wo_gdiaM2^|2FHs-bB?G(oCXP#IN!cIko6pbA|l71=57G3=x6k*BO8DEEq#H8Hd; zKk_T$FcH;W39Z)p1MIfWuqz)!5;v4}^uB6rm7I%sjnK`hXCG$SJec*}smhnBGG&{xWLbHrV zKSkPwpaS-do>W^wXVZLFXA>&RV8EAJi#E#bRLyRZJuq0R83plnJdi-G`2bs>jekMe z9D0*cIK5=m&0+lqy!L(s*r`V&m9uB=!dv+h&@dZG2e?Dz%&wZt^-MiQOx3Y z-~-2qbgQdZA4y%((+{E&v?sy+3||8zv_*&`%o9@oQtX=%B_SUxN_-bm_!5DT7?k}m z;-VI~%l_sGkYxv%J5(Hru_G7!GOSU){E!nu6}Uij&+)eS>BRNWXWX|+jRjra3g{$l oKej79l_c)}^8e=F%YYq2oE1ACy{>ypa`=YLtrpW=!^O!z0ENV85dZ)H diff --git a/example/oxford_sky_masks/000086.png b/example/oxford_sky_masks/000086.png deleted file mode 100644 index 4cce9779aad7716253aaa5dcd66df8bfe934795a..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1472 zcmeHHZ)_T69KMdN+HGj!T!4Zt2NaBpp|ntXTSW?3ptf{bj7!Yf*?&@7*N$@zno<~M z=!hIWz#3VB#KhPSQ>Jzr$jD~vcHEh^+p?@p3_;^vGGk(!so5}B& z_kEr`dEWPZe#sj+YBO{9*6#%XfNQmwjsd`~S^%gy|0qiUjkQiI0PK0sYU+H+RrA|Y z&ET=RU3-=`|7iUEY>(hQ>NC$*G`)hC<#39^K_N0Ef1afe*`Qd>!uN7suQ^m06}sr`|Ldgh&gvph+qA(}S?lGmusMIhGHX@6b2& z$@S81_PN6>-R6-`;xRaQC31pqFMfvKBgu5Ae5Z79pgdFDNA)D{mbk@1xYwg@h?SSy zqjrr)5`4bf)7)@j2X5-G3TJygZT)1l-YMo$45?(t^CIrg6X|Djfh?arr{n2uzXSB< zN^B_k51QA8tC1XK?G2R>Q{_Tg{uW8PdWwrocO}B0`RnN>A7khbw#KMVNGEn`3&hFb zG{)LPDT!0dEPI7SGqzUz!QX)Gu$E1En*kZ>F}b@hz}th+{}9V03_foyDXsvaHIY{ zsG#P8Ioef^e9q3Gtsy~85p%2+d5*ay>NBNUH@o?duQDe3uym_E8GuLVr*f^~i@_|_ z4opq5Kt;@ly{AO}c(A+@Zhyl3vqcn;I%J{i|AT*;0qt!@SI?Y&@nNo(= G-uVmhF@i(@ diff --git a/example/oxford_sky_masks/000087.png b/example/oxford_sky_masks/000087.png deleted file mode 100644 index 528bc39d6e97d5baa5754cd560595d13454bb6ae..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1680 zcmeIzUrbY190%}XZm}(8Qm`nDX@>$W1#3z}AQJ8EAKMD0|6342o2}YpMk_H|urt!N zFm2~Hcdt5V*aZqgXtB1a;QSM>#w8~syPGe#RZX|tg+;b?=n`3ouCPTP=F_srJ^jw_ zbG|1h=l61sYwH!6jC=-#LdjGqWqJx_SvrN1_C75Il(p%HRTN6PMJ0oc&a|Izrb)h2 zQlOi?&$qPKi>s8hOJ4KI!}m>ap%OaIVXb$|KB8s6s(Er7^k91o*J47^p~JQ54ej>cj(=wykfiAb{14qBX?*^GY=XjZE?G9i>SSUUbH_dNF*)?Aw>5}GTVHF4?&m|3Sy z4?NAlx6vmQHyGPi9pdiC%K*j7@+MXDJ13gwi|YEBS-H9mw9CA;c){Whxd-o>YdkB- zHgOO;iE(>9SV!w&AL&w>ntxTwwpoD3vOhlI@+)?^| zV6{?hX9)46ZuRh9+-A$UZuvVlo4pws#l^Oq4g8+uwHMK3-wyU2p5PzRM>v->O@#L1 zmw_)iRFG@d9-@DSzJotR)r`c6)|1+;G(Pupj|ODotH@6rx;Dqs#mTWa$E7=(^UTN* zx4EoT^6i9gt}8hftSc((3-A|4TDQsLxGT;mjG zt^~kq=VsQt|5Ls2;QfPFhlq{7K9~9gFBy>(gGVx;#sAdMucFf_PfYlF?(!!yjQeWMK7e{T|FXP63Ss+$F_z% z;o!wX3d=_0NL9o;wIsVEL43Mm3r{b--uR|lNybHEh^;&H^S`VQDZ3S6d+@f#t>(2t zq3k9o6(7XbIcsc0=s;N3-j|-@?O-$`k_41A#MtJ1y)vuLFu==nH!n4$oI%#7rhC}pX+JDCACse z3qRmJ#y{h;*$kSN%T_h6!gn>y;Aj1HL5D@Db)q$A!na6kbbJPbq@%jYolFnrQ;qNp zE8O7;5@DAyK1)OMU;uv{eFOo%m_@zYVV2)eL~SEA-)*Aa;%V`(8&=xhfxpa1FE2|O z$M^XQ>K$t3I;ZKWJDf^#*aBvF@Dn_cG*`MrkT>5htoBl5^dj&JVzHdbNE1rISYWDvr(UhqN3g3184q%YX0ssI2 diff --git a/example/oxford_sky_masks/000089.png b/example/oxford_sky_masks/000089.png deleted file mode 100644 index f166fbfa55c85ba4d9c7c68d17211f2323dee8c6..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1778 zcmeHIUrbY19KJ16kr7E>U{6p1Zx5~0kXM>Btrr7DZ z$Um{A6N5TPH#K)|Is;azVG^&|cANPpi`8)*(=~QJs5nwHt)Yv%g}p4<(_Z$nr}O*H z_kHL4opX|NIt_YlQsTly2!fJy)#_RZiiv|DMhBCgfHLBmbr2Ni)u}7$S{PH8Vf3f< zsj-*KW*Xj4W|PVQx97wc*)w(62h5OU%$d!Yk1m_v$}#y)7?M>ctRa}}e$_sfcq6#P z{bVRoiI-%*KWY zYA{4ht;M;0+c4x6%7~9RuVKg{Y9sD)PGN|Es=y1Kn*hS0v^dwf8z9M)4!`O68Xz!L zgS#Am03@Dz17Gb}h9UE)H8|I?8#4|*mizBmRJg}yH{`lF?%T3TRKDUQF!rxZ@Z<|q ztn~_+f7r4d*Z7VZ9y!hK+nHBTx%MPx?70eiQj1ai5Gh9GnqIawrwJI|bnljj0bvP&qATVTBOMLH(8AMujDzy_s)0R{h2rCcGJ5O_M{K+t;GuYzZ0x>+Fn|W zO0Iaae1NZ4i%KCOJq&`G>?=eoIYN``mB}w;lO;m_b@VRCP#oLGf>)#vL%}_Pcwk$g z$jj3W0=P*Wv8$A^LVmwg5JR4@6}57%tJ*P{??>WL@USf|Dm%lyl(n5mAkUtadMm<5 zBYgd=qK1%pQ*YC8T^6mml@?Y%#)%#l z4EH^X4K6gVMkl)d0`<^~3ukl0TQ%)itnYUMzEVhInRr(X@tkf+GyLq+aJM>7F`WS<-&&l6LY zx>0HJYr`H}u8`N}+|Q$oqld00j+38tZOxyoZo~vJfzHw+q@FnFI|qfNrLK4`wIW0Ay&yyLEVZqw5qs&o-}!iPq=N;IN2}ZjV8Mdm z59*!#Hu~breU+V$^CI>hc$IX_u|I{{FglnnVg@jkBc2llSLw$}*CIJ68@^y$CgjtB zqU5Z(+VLHaYH&=W%yC`V;Xh6$5<|zcH2v&+-GQzz>DTWFuU^xVS(H26JH66sJifS= r_jy;H=9FZO^HlYk|KWde8n^b;<|#8KKK87iikEEJyXH18v>J6JtXebOkxaDHE9kW2K@bLWX_)NFbiIEGAd<~|^v1IPLnrS3^Q-ZrE9 zmA>m$|8m=maszWNoM^N;1)V<42G(3Q8!Pi$!Mi3{BB;X)fPF>&$_Zoz{M16^1=P<{ z-Qx+F-Xn`!(4Fd0OfsLdRLlGbc-J^Z&Gh#K>mt*5)9|#OAlsZQeK9(18iD00o?`T* z=>{xM@_=ZrDa{}kda6*7sl*`Xduq^WWW*qk^VFdyksAj2Do;Jyh={4X68tM|1FB)6 zyAyANANERD%(KLaEhCSR~qCb{V4dYxrs5R&|d_5 z%?}u3>-A1>yEz`NwLTQOuS2o6n4|^jnAD?2x4G(pG|gj^1!f*P0(DyFY}Q zY&D`wjIkIlQ@chcaBCnHdIUcRN)VQ=tKC3p|2McQeV*vJ^KRszTGKUPiD)6$aScXl)qVsmeFh zcJ|T7C_#J?ipEh;Vl21S@J|9GIsXWR&dP==&_w(cSY%Y&EPOLCqKq)qc16;cE)yk7 zcE>>=nt`7Hw;PqVTl}t<2JGuPbrG`U)DkJi#ZTDZn52vOUD$OZX{hr%8pF)PX!wwQ z?fja(9WwEGC4WkM8D6elA7SO(;_rkRda*)9{f6I$#SyQ2$*rtcl=tBbya~H(KBuFG zHayD@WVUh!azb(#c7QmeBZXvV(qewSAl?K zqeHxghG017F{>u2aS6A{l2UVavn@%L7zGkHG|LiSf^90fS~>G|KUv^M z_+dLmuew6&ULEAaFF1!15s5#*x(Q)R{%I9I(tIGCwrU5F9`y49M)-1KrEpWjVMPLP zMJMVIwd6~&0@x?+Zih5PN}uT?3f}bY9zjQ<0{3mCctt>fGo39m!$-G(Le60d;b zji03QOn+~=K#TRaV?6al*$!-LD{Dgnya4+w#XYldx#NuPlPPLDUb06JK1t`Xs849{ zI8;bfuM#cLp5W=;;54Pgs4si+g+p#=bR5+kpJF{LaPnspnRiSAWVs>A^)dFQzb4SH zkj@HXy-`;7{C<0sr*b0q4&%A#CbQl(gntT`;CHaC{!6}ry^TmZeYNpx!#L5Xbbf)y zV7G(T3JTKJ+alcC^Duq3kmbn_&^_fu$}AOTWL>~(uzS!(uZCYo^J+>Z4y$jir)+{v z-9+(fW>OqBA3uo3UY#J5Oq>@UrLRC}UUAkqej3Y#fI!|%s$;}QwKD6uS)bzt&HcT@4>65`-iHa?cTdCBMF#5%!gXi7PGlA(qPX};M%gRk>HyW z8|;Y1%aU7nBP=iG>xw)y^cDmLl-i1atrZid!RXHpRpp%(RwHK%t52m={Ez?rG=A)8 XJE!5v_tm}@`ufy)rK(Zjo&A3STpI(G diff --git a/example/oxford_sky_masks/000091.png b/example/oxford_sky_masks/000091.png deleted file mode 100644 index edad54d859c2db9117a169728b0dd1c0254f4b4a..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1908 zcmeH|T})GF7{?C?rC$my6sfRTdVr#>A9R96K`4~cqAO7OsFtZmnIwe>=_YjO1f<7V zsnXKPCRVhraa0{N5I2~0#+Qtps)H=)m@?zi*m==R)^uUBvEokamR)Q&yV}j}{?G6K zf1bSW^Csu$DrBWg$t%bZ1TB?HL~;m~S@>5b1z2+O>&8wDENF8b2)>+zO(UfEj96YHv?kv`H>W!N&VjQ=SFZLd1 z{|p}0>s_?yKzg2RO7cpjVT|QQLJmM3q+Vl|yfi`Pc|)TQHMQXBec`kr)}0j!Mf#N* zy*c`RNMh>{E-p?3-2>usHJyOv$VU=dQ@@wokloWY!3&!Z&geCj&Y+qOFly%6wAP*bucaE1D8qrsIR@RrA}T>JGITr1Quz&P>^GLj&_^ob_)cy z8|b8IPASNDSQX=1u zGNi9FYSOZ+{}uR}k(icUt1!6g5TX1nG+O$PU^B@NqtQ;;(Vzqoj`l+Sc)VH*&|n^3 zzULDk8ML$R7i-{xa)sgU@*}4689d2j%1vi){4CrZ>HoxcCb$8~=Vu1lwO~zP2WYRa z&~VP9O8=O40lUyrECaPKrB4uOGnRy)y(@Tyb%l7xC`6J2F>X;Jtsm|N`}vu5*b1Po zuXq|WTB3m)!vS*Oy03?q$}2slb$SMU!v45^xESp6l#R0~cpw$&C>l=E@A(rP zhiL?yaZri`rf2x$V5jX#%!FOCdD2QxvRkwkWKY1Ihq+ioXt2ZlAbyK!BvMUZ-1bmQ z3Dg*7!c%f5ICUna`v;5@5#WW6wa+jDvIDE{rr$)r#h)}z%{`p{9cc2e<&_dp*vNHr z13VW8KdH{4Goy2&5bSAT$EhgHgk^;+vr{TCnJSX;Rw&Ya%#601spJ^eO>KNvr&&8! zNI;huHbz7N)RJSYbT34KC-+!g?m-lz1Aygck{Ug#y!9MQ>lFdk;R)tZjc^PmY0`BZ-z*Gd=>hu(K6PXS47? z^hDwW@hg~P`IL{9XgDhY8ijv88!U?(sY;@7y6AaxQcf0&V_7Vqo^?uxUc?rkw%o3G obBJHXyiBb=w)+3_zuJbkUBP&fh=I+z9=0=-arTBuN<)QGrF)T|&d76oP}7f%ro z;S@xMI?P6cR2fzb6CK_@m#v+|Em^Y&t1c&=><0$QxsR7uUwufaP>xN{O5rlSRL=y(zwqPk;MAi=EP!}XU~T}< zX;B7e2{mr_5q^uNw>VPy2v5k}P zFFih%BUyDZRsKXVd6?E-Vr)>Dkj+b;#zzaM?5VeM!X%CoSh(%UQ!n}k1lgl zS$`5Us>R%vmx_78+CFDGXu{@^wf)Xua2b19n385a$7B&N`fbpgVjdutFX4N{3?j@j z9JO(+xj<>z!i+c12u5Uv9$V-eg6^2D)Nj_*!oQiX7wbBmH$aW$30E66F4i4)a`mz9 z+rDG@y0$c1W5p^h(iQJbAws)WAFVlq_bLvAYLRhF*XE3&iJx(k;y@S|8PCM|F(XeMfy@uhgC4+3ZMOyTbL5?Tp%he5;dJX1wvTs;kHS1#>ndCnpI@CF|N^tj7TDLa?jf+^*IDVd)ZMql3=pKGhMd{nP>3nx*OEVl2+ zOfVHO@b?{8=tsu9m6L#b(T)j8$1;I;m zN{8(t%G^2>HCS~zt3%Rb7ETwFJ*;7C7Di6iXhN9l*km$y`^reR>~Sx9*~@p%_y1k~ z|KFGIfT>JVK$O6< zm)Sp4^3x90tmf@AJ*m{D>INzVm70J1n0CO$n&~rUn5>x|iXKcr-=q*jrn0sV&C0uy zeBBFBNfVEW$Qm|BIzsZ^e@i;2D-i2UL!PFX&=QQ-8I@aC&^pI zsRB*+ORtxJkt%9jEcp4mzO9>(#T|wQASlN4_=Gnr>0)s~GO|b_v_>-F3e97m zmSv^33#_-JrsY2KuF3j=%dQ9ZecJgP6VjfXC92$&jpLVtnP7 zXsBOCoun8N!8XIY(Jt3)r*)upoG0+_)A)W&6)EB+Mp_Ly%i~O{<$)||b%7E|GzfJ( zdyl3erBz_9_1K;Fw>%EOR;|ZInglK^*xKl^5y;|o8TC>6WCy4m*Z#_R(!57#6+R9` z&xYIpkn7$605A9>Slz)Tu+E^v19JY9z{SwZ4!@d{GSPf*pfsm6U`~JM6;D6WYB`U$ z59IQniN0Xqjo>9q%*4{e*JPAO-$eSO?xhM(zkzKz@S02Okc)m1y#yvTr^gtx zMmLtix;8R{<%T~1f`YYuy)zTEGO0Va0Dfxt5&$}lU4ZzNbDj18bVXwpP8A6XHW24sCpDv!+og@-|=zmrVmouYrJ$#|nZm!E)6|K*|RjCt6X zioxu(@JY~!e~W2g3@VHpKsy_r1q272M=5AoOgZwvP7W&pRpzhkmZZmQ#2+!UBddTb z3T9%|o`=8zv7C&$3!4Cq-^25ly?}Y@x!Al~8eWD`{hRTf;*VV=TTUzx&)s(Wi{}2Az Bwi*Bc diff --git a/example/oxford_sky_masks/000094.png b/example/oxford_sky_masks/000094.png deleted file mode 100644 index cc3dd96b53772855de294c6222cf9d76cafab50c..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1727 zcmeHIZ%k8H6mP-6E3bkew5Y7Kw6s%OY;}qa$Uh713#GUY7}cWIGBU*x!ls3QqWD^- z73gcjtWz|`ibFc-F#PGz5lg^!A#n=~2ZWi%m&_>4w~|IsGIxQIEb)UM_hlc>Irsj~ z?|06UB9T@jGKrEz3J4;R$X`MLAjJmh5E3cKfJoBwD#Tx&P3g|S`d&sx( z2h)DjZzz^3ODXP~(mqxRS(c@$BC8;~c-8$W*MFk0=A8UA)Vd zF!IWHLH-xi<7u>AiP$dzJe1hl$!_DJ7cfBN-!*}XA9|ZXgRqb-@ktb>-%9N5yhp^g z)uR_I%t^`t8zX#-H3>bI?PA&`1@r`DN?^|#i#*9Z*5P2NkhzA@7T3ArD6dZWl2U5E z0QVqMJUg;~BcF4u$&pZnm4~$@q0OFI*OZM0ms);DAIJo>G44aC$-H-yUBQUD!s^;n z*pkdi&OUO{k>dQQa&=q0i&pF;GL$fy<5qfa*vjBZQ>LpOnTp&I*MsKErXsrI`l098 ztD;{U)${_c-{{yVrte_+?>GcY@w!7K4)13BEspK;?4$B$=Y+=5i^8V2%qeVK#1^XK z9zwJ3R30;TDV$2?4s+goO(+=Q26L?o3|Add&6%9Eh|~W@T>~{6tm+ zjl9d;^+e_nJmS7Yv<%Z)MQXN1f0+8nqt>h+IJWg;>ktvRZnIoFhf$+iMGG=R$Vl`_ z)=P@}Pr&LoSEGp)UjSxKr+khnrMHUstR8(T{?zq>VGyT#jWKHLPKY^sw-Bz9zDv)a{tu+vR3Cee$1|{1~fq*#13Z@xE_T8a;svVkB)Y!#l@oTw0Lq6c2# z2VFwLFP@)K4Yl2JoiYFf!D~T>+)ys)a5Y9Ay&?##-~&MrUI+v^ZmlbLyudo>pj3hV zO@`cw?q)SXZ?GJ_in;*{MsquF2#uO;6+Hyf9a$neD*YoW#q*VmZxDD+xOn4ApcJe4 zHD&?e_klaJ3$%J3q*iP$!u4&JTK z*UmJeD(Y*C&YM^PUVVQ^r_4G?(APlyX4qS|z+Fn$vv{sBTuN4Ph7auwosTTTHrMeZ zN<<4IxP+vN8$L8w3V8>?*va+f0QsXeP^n4hZBU2fmxM-d2Mg`;M3Hfcbx_!N8D{dp zX*luJWx%=+o~8gx@TdRFH>5=m5p>ZggPL#Hw7dD*k9$7(W^3NMTmMi0+tcu;?(5(y TxZ3mei$4>RsgT^xI9T^L0+ZhQ diff --git a/example/oxford_sky_masks/000095.png b/example/oxford_sky_masks/000095.png deleted file mode 100644 index 7b8493a38f334e835b091424b0d7a5be220f5aab..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1801 zcmeH|ZA?>F7{|-&dJ70eFa8>Pj50K}V3;fxe9|0KH_V+nQJpokrzj9$x50 z^=mChx`};ca4MV1pU51~Ul^p@dYSI{O5r1Zeg12~`pju`6YxFC6jJ@%16YuwO8w9< zincUCDflsE)%vUELUJ=GmZHCUa`yRH02Y;*k6a+KG)hO2*Kh#lKQ53E?CIq>dL!7=%B%Gki44*YDbhr$ zKQWY=zC!(!f3mCLzVI;Nl4!~(WT9S^Izi{@hG?}8A#YRT^l`9{QP*jKu8drw%yfZHLGGc>(#<+4Sw*$k{d8io z1KE%aH+SGM*dzRco$s#jEm!C{t@b@2LLh5_Gl89sd&3s<6W$-Z?*r=dn%n3$X#ycy ziO1e+thN;cooUGMMtLrl@Y8Xvb6q}AeP6WFHcF{rOYEJ{g}~HqRfh8x`bN1fKok$7P#Zz7P0|(1$Q7J>G+%>%31O{Zg+TX z+!O48qt2S`{*KOCjwf>0SjCRRAkB$z_5sn57GB;?3v8dp5M0|0|Y6qc5w6-RP;vayN&#idN_l2yPuLS@<-e;^Q)O`Te;a_4YjibOy>Nbh_ zFTt4IIh#WVsc$`w&RFd8sZ!8Q(5UD(zXCV8CkSS)cOSA21_qm47&=vM6V3P_<6_>& zVYPQ@-yU95XG(yiMsK_qvewz~E@G!U{n3l!?Xnl4>3EnY%03EtCc^B|le`vb3~q+^ zMTEs(^EKu8BAHe}V0-5?OxP%U&7FlLnzFN%VQa!*CI?A6fVM9wxoi+Vkrdt51PpeqTM4bjv{Kjx$-l7PRn^!MOCrAx+;80afBN728w(ka W==_x2#q&o!Z=5o#Kyej5c=B(_PzLz` diff --git a/example/oxford_sky_masks/000096.png b/example/oxford_sky_masks/000096.png deleted file mode 100644 index a7d456afd6123ae1f631520672bd6e4b367b2abc..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1760 zcmeHIZA?>F7`}9XrB_EQg$gogp-{jM#t2iiD=lDY(SC?hhc-A(#jP{8>w=UC74f$C zv0;1fEYev_lgh{VSaKJUIwY~0tzDUBSvMtfvYXt+1XzF$@)-erpU?FM`x zt)3oxW9n(9jut`>WIRga9;bca<+@&f8q&qqq#xsTBkvz&b{J| zV8h#WJBhq{XGraP9~TV1iuCZ6vyDU+z&SBkCts!HJGR^W3Qpt;Y7}z zq}z5Ee2$|`x{bEMiCIc|A@^8Hh9qNyrgD)l_(&ifKQXu4#P(h_Y?&U3NR8!$KG0z4 zM88ZpE=dnD;!L-eFW)8*CW;T9Lqj!HsK{{#CKXbaq=)%(5=Z8Soj4K*vH62 z6h;o&>*A&rroysp0XA1@D(JC1#M-ELxL+d&{X*mrs`u%%nZA-h(f%Dc42Y+afH+8LmM{tvMPCS5V6DwTYr}Wv_=}r|7cx)CgazY7sqFZ5eQA@FZ zah2e(yHRqK6PjWlqw5->mNs{zRZniUI8!IFyG&iqhL?`US<+I?wjm@_`=(oB%_KJywqah#AHg&^>F5HImfB@|52?g^RoOR- zjTVD6g{eERNiw>25{t7q*L7hV5WRM*JJ)L0@LM?`Uhx!ZB#wjTNjKj$x+7wBGT>Jh zG9UQy3i;}8`xlfIz{0-&8{ngWT}mSD!y7`k49TgMjrcIAERYu>5(m(apN}%k*g??m z2=_TW<97n5jp#;V9T?*@p{}?Pn4z*i1-R4vKXfYs883q$6ij8JdTUI)y}(9by~ubF==`fpFXN==tY0oW zqV!y&+7?8d>oT@a!aRRjj8_WGZjeI;=S7C?EcnnX5+XrApUp}rEskcB1MM0vXrj0O zPBGd+f^w-aj?4m~j@zRtqIi1|Ncvn*R_JFf*Dj?ei-cgzhLchH3vjxX@dBJ}rLivo za*^~woJ|SH-MP!h&*jfpx&s5R?@Ik_b)B`K^1S;S)xrOd|Ha#Ql2|pix!k;+SX_R( NWLp(gqZMy={0T2P?`{A9 diff --git a/example/oxford_sky_masks/000097.png b/example/oxford_sky_masks/000097.png deleted file mode 100644 index 26cf927c17397a17260cd280096c38313ab0feff..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1680 zcmeHIT})bM7^dB(2dowOlTzXjT7|<<(ydja(-lFbGKc7a3Ft~P9ZlF`STb$ZWx8|d z)V7<$(~@Atg4QUa4hc%;TzXt$N}9IBo0&FU$im`4X7iafjx4YdeS$4In=Y5~| zd7tl`C;9UADQl~eDI5xkL`s%dOI0M&;RF)t(B}{!NEr$3auO*)BbT0O=s5J`c8`S9 z$dKM%d;UE1?e~xkVOR_A>Wh&xyy}D%hUPxHs0-_Kf5NiXJ`;&XD@6KrDx7IzF6BLPavgEn@=64k9ByAAAVJ@$kN zttvmH6mVvO6U4a)Y?>KHv-u86Ua}_gn!#&k`qjGC%JRXV&qVqE~T3*R?nw9pNHbLwf$Jt93=Nthx$)9ez|$+wf| z@qs9W%?)^O0&l2XyRKpbC&#o2zO2qC?jwF?t1vBm3AQJ>z;9*aiBKHrcop;+NF}8q zop%@6r+zXLV;iPo<>5<$6nZPXjb@CODs7WX^q+;D~ z0oUW%(5hycaSKkQUY+d{DUhR?+~z=q&Apk=Z3dwNsE)duQq)0?ky-wEh| zkMK`~xtd*zSi6oCjneo((kg}DP!g5 z+eFdvfr*Zopr8Y0mS5?U2A`q2plrvpM6rWWvT}=6rhJ^FY{uSVhz2dz*c)LaPy^gJ z=Zgdn8c&}4>ZFqUZuI8Uk4`Ca4GEd-_^G CDXotH diff --git a/example/oxford_sky_masks/000098.png b/example/oxford_sky_masks/000098.png deleted file mode 100644 index 7880c5d28b9934b4de5aefe25d4956c977950878..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1746 zcmeAS@N?(olHy`uVBq!ia0y~yU}9rnVC>)k3NXmCm3uNUu+8*zaSW+oe0z}7Nt#oD z<=~nB_PfONB~*$zce7p&a`g}mY7J2g^|-t7gU749*85A|g;uDQEJy&eG(wDpov`{YXKP0(wJx38YkkaSi zPuXAK_A2RN{ib*e<#M%8p%3TWX(;e|=UJgJokM=&+e4Z=l^;&rBP8d!qvMU3-^sfi z>Q7=Oq(3a)6m6ket~_UAu;aYe^C$BjPPxm z`s-F>BNdy;%pBL1Pq*5inDJrupDhKxo1!XQkG0%?(%!my(%D1VM(Q?`=8LZL4&z>b za?S_)pMei=rEL5lw$t$8D=@A5@K?&(4`w?xA6lOXdMI0DeaL*`)I+D{cnWrl*|=t>~AX9_~beMsN3Z6V@8g6UE3Q$JH^wj@=DPy{=iUL zenRYF@TQ<2g`1prG~@{PIfijepHO;8@dVRDqfP!6OqTl!6mP1_H0TKEsr+tXo^Y63 zd~)p}#uEoy^(TPnjjih^F<^RCK?;c8=@H?yjgwvBJs0;$tA`9vB5(MA<23c5Ctjy-q;oQd_~brZ8WP0xJj`ZM{1$2yRX>`(fKgm?AvT|7npaV z6lh{a`=6yBT-GTArEfpUZ&fdnUDzghPtjjVo>M^`s`~w;|E~9h{Z1@~DqQ}A_hB$t zp`B_yhxo+T96)O{Ers<|t_uPk!Q}MA2y9EZ%5<)xl|bvRtIg+Dn9gZ>_Ji&dXT~Q+ z3ztdmo47~0Ax7H)z+gT@^Zkd(#Bkxlb!%m+SnQikGo->_Db@Da-BU33P2WH8% z#;9DeI2?GwU8&!x*I1^tM&ZQbfX6(?72k6K8JBt7mGe1HOa@wZTqT|96Ue)bC-WIA zg@6t^@g%T9p&uA3GIJduj5Uh?xlPY*=x|t3*rw$?b>XRi)D=b{lB;+^N4WzM8vhyf X&uS}I{QY4Ls;oR+{an^LB{Ts5V6vqn#3b#dC?TbJyFSRh*t|E>VmJaA`DXqM;0={%Au6hSqHKS`H(BKf^ zwt%9vRftrF=@MDp3Mys`jcmqCw%t1&i;0VA=2&iagGeb|?i z|M@-V{LjggCwcmeH5JKF8bqVflJz=GEsYkNK%>RPncofI>Akq?+3$i+L4Eis+s(9l$m$Ug;GnGW_K*qz0Sd|==;@8|` z_%8AXChoAt+us09lKZ+dNKc`psL7y18SOJoARneJ!@yE0gN81JF8tIK2KagD*=}nl$I%dYgb0Qn2f}8pNtr*vpkJY7aUF zu~l^uD+5dpSX2qfk`=`v8z>kV%XbMhlj%X0Ny^;V!+NBf=OlR4iLD#kp;w3)^t$IQ zhaEhQ4~Y>>Ss~<;W&bj|giSA_REhG``FNA;wn*ft@LbD0;jkkghmAHKa@ATk(agvBVXh2=Jm&#`+6YTSZf2XnltSupo56Fl?%zD8H8 zipMDIo?=Yw@~2XJU0=iBXa3$5HCb)JEud-xXlvnE5<=VjsYu0(z~Ik9N_|e(5}F3j zud^hEUIaB@^)z@n&c=bMoJbCsI_grme}t>En!&Lbp4IGN6gsB*0z3;8s`lq03Q+Jf z>V;d@{R1?V4@E1F%lH<^&Naz_odm2m>e?BDj2Y|jQcP;f12B8aJqYYsHONI{-Fi6= z`$qE*;RXL@BqYFX@mzpqfu`?Kci?LC!m&M@Iu}*`JZ9|?qAzkEbfisNML|{#^|tSu{6)HL z?TXqNyV9_i_#8fIo|Fb_{l&~y@eQc(BsoLzeWRPfgOuJ?IxF0lQSY~5V?^(_GY7=G zeGfJ(M~);G4w%_?u0^OG^nGW1*I!Vd`YCg}Q}TcMAG(bv8Tq#wi{hH!td9PP`tlmh IIQ&l6Uz98c*#H0l diff --git a/example/oxford_sky_masks/000100.png b/example/oxford_sky_masks/000100.png deleted file mode 100644 index 5929ea44305d2eaf7ac0990bb5727eb429f110f3..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1560 zcmeAS@N?(olHy`uVBq!ia0y~yU}9rnVC>)k3NXmCm3uNUu-^A{aSW+oe0z|wNW?>k z<=~0`_Ezs%CT%QN@DeMP&0?AoVg5A}l& zz2}hEn9f~4^^?+>R{klcTlahYRO@NwpSrqrzh|Xz+oASTR}bA^{Kt6)r@Xc~ce$qi zp?r=1$~`UYr;Z+qJ!PJ_?2nEQm=k)c+aR<~bq;s`lgRa1v)lid7|$E<61jEH5O>dXiVq&u91Ie<0l6TA-*Zzt<_V)A4XJa%;9i9we*nb zsnrE5=5X}4IzNqi$n`YTB8acG{m{aqwFRx8)NI1o4lzFr*crCNsZv-@)A(UBjAIw} z?2tQ5S-&{AoPr zdyeBkn^jNAi`Qw+(Jtqju2CQJV`;&0H27C&_Zy4$-YAE;p=(ATLm%zEH+^x^U z_xV)_f>_JL_xb$Lo1-nxb$(sV)DLQ4*4mo6A66wUxT9{f^;78~bJjx+JN+xNp1y9$ z=W1yzn*ZU*sp(t+abV`2Q`fnk?luT`Cp<5#QYvvljHb=fPc}deQ58y0XSOtM^8KL& zqCZXNsE?}DN?h<_|DpY%^L!*UsuW~2&a3f={I%Bf*W?j-E5g=Q#>MPv-P*Wl?jeVZ zeu;}RmKp?Z37Vl1rRgKGRz$5Uj7!*6yR~!C)I%;8z3@qcbT7zQZV<2~SVH3#hT#Ns zW07|2GUHNqm2RE5sP~Y^MYqHy8H){qwggIO-qPq1$rT||dgh|mLp~Rs5|?ExGzi`j zAfa_jok#Soa9h_mPG{HOEejXb9tyZo*^q0SsTh}+wN5%w4XAi%n4NF Nd%F6$taD0e0sxOeoHhUe diff --git a/example/oxford_sky_masks/000101.png b/example/oxford_sky_masks/000101.png deleted file mode 100644 index 4e15a4895829a65b60206aaafd59b760f2951bfa..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1468 zcmeHHT}V?=9KULQps696Zhp;OKL~M}6K%SjAKTQDYe*oGr9n1*(BZ9cqv7x){MvHY zDJz`%6r-1X=t0ckGUIXwn#dkP6eV{+B6QpX(H#u!OwFgj#~^w+{C~gmKfnL^{SKU= zTSQf4I6oZ2u*jNfc|C>&hG1C0U>G8>)R3+k3=8h7k(b}r1ne&b^v22qFD$Jb$=(yO zar*(6iDp$X4hrs%fb2i6!_p}>(c2va_R;pRbdnAA67C?aSYosY*B<$ZMHe?^e`Td_ zQhWJ_f*qAlv0Y8LUo($+dXwjBX_`9S#@2&3hEcF-)Q`Kt#URv+w7OL`EFdhz$#!I$sGlCs69g)Tp_%3hVr_z z%ymX}<_vzKIT3tmrN5h0;_h@Ua{H8d$CHgqg*LVrY#35& z36eisIlaoQ1LUa~d_z>!G4+}I3Yv~}rr2et16}W;w$ztdoYw5L&RFp`Jmhav(NBf^mI>fr19#oCnRqh6ppR?MlPO6SH z56vk+5y>waYijf52a^0Q^Gv(1UTEu-c%5`E3dY;#i*+}cU5vvSE$+T9G3t7J7W$dM zMio&E@GZ4WK%sp^!gFh1#(P29%Ci(LQt5SrYC$w93*aAc^ zWXz88V3+Inbs+GGx)xKlTb(q7cc%Xbe=7r^FNyk6`SC}@s{dQAQ4sRC70tcB0Qt3^ A7ytkO diff --git a/example/oxford_sky_masks/000102.png b/example/oxford_sky_masks/000102.png deleted file mode 100644 index 6aa826b7517655b525f4d6a3c417399910a586eb..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1220 zcmeAS@N?(olHy`uVBq!ia0y~yU}9rnVC>)k3NXmCm3uNUuylL6IEGX(zCFktq|DB6 z)Zyj7_PU!Y0b74E$Tb_vt-f98G|5>;UB&VUK8D?-WSQm4mM03WCN&dem`z$Nldf!e zst^m~Q-Rv|rxucx7LWal?E8u*x*Pvf`~KKMywc>cevvy+;J8uT30cc?u5za;RKq1t zEQc{A>L;Bqn$vAF?V}T)wEmOHGS8LzQ};|rK9>KaSZ28re;O*A`PlxG=@#c)W$d=s=S{Cw+neAN4y zDx(lyFlYXsn8)2GMP<%A)h+t?^ohao$rI&M?=;9fsqp&b+!H+^S?0WFU0We{QP1Pf zlXrVT0{;H*GVZj=JUkKqMDJMd3C6xZZu_q9klZ;(`M=8jv^$ex&P@D2>AgXom)^4z z(oeP>TYIuqrgHwBV>@hj_9#!Eu-ap^P-WEkuYA*e7 z`()_8PB~oazPH_z6X_=cAKyO7F7uPAXkj7yCr0;uO)+VA8fy+r)K`|5ELVJA{G|J2 z^s&7scFXMK{JFi*{ga$~p7%eqcV71%p4dELyTvDyC%k<&+?CzR{!aIvoG6|k&iq7P zrjqGX(x2H4%Ki>)k3NXmCm3uNUu#|ebIEGX(zCFkt7R}DY zdhp#}{a?pAU7uC-EVlpP5^mY&TV#KHqvyNl7G@{^${bhQIsfqumG8wev!B%UB~QL{ zzA$IfZ%aPkPYiv^lWm$FpHS(4U}1Dp*`m*fFXxX!eB=pjWCF8EfZtC|$jk!_=C}h}cUex`u*`^1me!;QMnEXE~{f{h+ELRjNU6;y# z5(rf-^*H>KL?83y#Zu};J3m@ivK((b83@$65zL+lWDD=SP%+)60cgw$pfPEC{N)Z5 zrWA!dcF{BZ=kxBFg_-5DLZ$TH|7zchWM<1;u28o3`Ij?CvAk#xgXNr$Zgmp&C#sJ{ z7O5X!JwaJAzvZL;Py5GAMe@h9CnihOtK}bC`b4fTTqXXl#qmPco$ZfHPhK~b^Lh86 zBJopdulwZNmT_}yTpvGtlGc~+xNpWsmLlcjZ)>QmPDJ6H7N=*h^wJw`iQ zl-GOzGo4V*D^nT!>GF@Mf6gdE`Zfa-J_3mM%XdB}7s7pn9f inP?$2${EpNa56r=;8K9~wP0&dLFDP`=d#Wzp$Py-UOOL73V_4LXUYozq67iugqTs;F$mqVsZ|Pq@l(d!E z_pfMwJnkle9km0moK5rQ>)jkt>2Hf6H`7fHZ*HSaMu017yWjwAFu~TEQ-+Gcp$qDZ zf|ec-_VeE<1u3VqwTq`ha@}m88o4?nSxML^UOejJ8C7p4dx?<#0&b(^FtFQ^ zni>X5O*LU)2YZ8%I>r1ORc{2_MMy>KcJU8Yy|FAsNZ(4zkrDV>8+r-pvc%sbY+~1V z?@6!Ks8?~1&^A~{Drj?&X2K$cTI2Q~@-H(16H-zlK7mU>S-@v&xGdxbpIe%znqarR zJjW;-!`N27EO|XNQ z`e}|;d z8anRb8J$8T9z}KV2(4DL1D4EX@vT}U3`TQGTx|ZUf>ohrS!~AJR8cL$Py?){!8w=N zFw7L%YN-yKOeA}V99?q3h%#%Q&*$s8rvQ(_$L_m+A4!&`dFc4m`Gr6;gE;r#clZ*g zQ~5t4GuNu}2co!aB!brgF2}_c)5X9lBjoe|qgt(-{XhJZ9fVRkUVPNN?;j4oH+@l= J)?H9};U}|WKSuxn diff --git a/example/oxford_sky_masks/000105.png b/example/oxford_sky_masks/000105.png deleted file mode 100644 index b2317704e2769b9b209b3b1a8439809a6ebc2184..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1293 zcmeH{{Yw*Z9LG<4SQx9&U~ao++cg(aS;^Y2hD)8?M!H1=5}De=h_ZBd7Ta)SW@^%Q zyLmxROA8?(K_UCWE3@a@T@Qnv=!b?q+_xvFKG z${bA&1VKud)3F_bvgbok*69VZ0Ts;myC7)pYnP*RMPF-UsvwA-xJDWuQr%(@&Xu`4`slT&7>FBw6tdcPD&+SVtB) zf9N51dHFgu$LmS`Sz)C>SL1)@a$-%c)sAAmO@;sh0u6fTn16znpp& zFxZvB_vwyQRM<>ik`H%@^q4neXH*HlzS>f&AI=}9TJVsHI3}2-0Wn7g7Q&-?#!N=bMdCk@&U~sA2=$V!H*F`A|0>K zJdKTTG(JaGj+wog2eA=;REfR{6i(*fZ3b=p1-3Z&E^Q}m>t@X+b*m3t<#)>Fn?M9v zT$S8V%N4L%ICz*K#j@j;i7#9`T^v?PgQ5=8U5+=7QGdcysPqjS6*_F%*3aBSnvSTX zD4vb!`r?N|r;w<}Z7z8bn?vPAqCNlthk(H7T$E2Qz{pbfdKr~dbXZ19z*3{?J(@>XsA97-niUmpqooq_*!f*H8N+o@U?!b|D)^4bul}IuU#Y`6y=1#XdRV e?*HPS>_D<#OaI=a>voRJ{yA5L+c8vDfATM6!Zm3C diff --git a/example/oxford_sky_masks/000106.png b/example/oxford_sky_masks/000106.png deleted file mode 100644 index c90881ffa84da3c933477e19cd3d632eac80c882..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1439 zcmeHH?@tqV7(c9($&WJZNDJJgc(j+WOmI+orwt&K9Bfd`Hb#~aRzc=mWY}|wC9rnj z4@9oD*Jc<)sV|5jXi~Dhu{D(+6RvmDh8eanp+eYw=dw6yu6t3MG_Zw=UA!v^nf|9PhmJpzP@%efPO8%@~ckDw`(u=vY>b!k> z7OMW-9yF)*_o>pn(!Xp;&3Huy{?v3Zf0SRcFImyZcX&k>{$y7;NB>QQLC3kia&kl% z>pNp>`au|Tb@ZW$VyWYUSDv2i<&VaGg>QZvTG`T9lm}3iMm_Dk78EAA##i$+zFUGW z;haM6mb%%%v#mJzh><3GJ{<_n?JRx&fPQ!~{I*r<@lsfL~LG$)m7W`rVB{4 zMv|+r82k(L(Srdhh5X4oyNkNP_r@DYR42)40$u#;gw1YD#oM*cW$QSMS0A8Ood{Ff z^9%NfuG!1H;IjA|{xk7?gv3tpd&yaosyN5O&?4{{>xWC++)j?=(Js5xTIS{~)|m}9 zDe}3i`cUp7XyL;cc~L8$un#k(u@iAMA<1Gs1_MHan~I(V@<2~wfs_+|ClbK)h>W^J zCbZLFz}Reqd2Fb)%=07N0Z-UPOfybWd^$PrEh212*D;BF`FHlPt(2|hS76^;BS%DrTv4X>pW zWZqs{>X415n&{%PIgHy7NE*NaxA(dQwoE>3HVpjz+&-<#?LJ6jmEH1ZEcP&kRu za^;z3t>a{e57qcg*>^T)%gMXE)inr;ISW&$5qrNL15}P6oXi?dS%a^mB_|NIn>&QH ze}=Yboq`e5Ebbc3WG@&Ij0ihz%OPXwZiT+s%^t%1*2Z;HhA>%99^Dnt?6fd3mVS|; zSGhT>#i#Q2I=+&XvMXi&39!NLr_w&+b^dXHaBa3^_DJ>&M_h-U%vD$qD%zdEj~!%l zC_Q_RDTQxn{I*3=kmA+BmF*GVO^u&koVC}<@|`zqJN74q=yP0F2X8T#;IF0;-*^Ol zBolnv^V7CsE(=&dA14ah`FF`&rqKIxjMu$-yp7FCK^mQ8FD*J&+x~ES1fXz~sHmQf2>LeXM5wKA-D->BOVpY48v1PR;N16{REx&IYD}yDxa2k)wCg<73!dW}59%Z~TEJ4Hx7=J@^<-%Kj!@ zR3r6TaE7QSzvEso#ts*)m9cBghuqIYp0*I;O_A<}Y2Y{5bbO<@Zxm3lWk4&}=ZNKj zA^r*42FscT3XpX1r00A{>b)pEA;TRDt)X=9MJ^u5$h#I#Q@D{j+kk}p!V+o;slqBZ zrDPp3?1F8y!!=%D$3X&lGa}&R%ju*}MLbgu%c6qKJua|}N~k5)F{Dkov4yF;mjOoJ zwlq>}glhtrNEdN{Mr)A5sb$9{!c&Q;r&b(RPQ|QaWPyg6O~vVKu}lxyEqK~ls+xM_ zSmL^eLJtT7y@^eD42p$w=wf05Y%Y5JaZHm%PqR_EwG7@!zfQ{sESt9G0noNMl#y0MwG_X{!f&wlaQI0wtqn9 z>|#(B_=bP3i40umkp>s|!&n%_nTzMecphx&NwM&TFy*?YOeR&Uj}nDr+(ylcslK8**FJ=Jyvz2GwexSwd;jdp^Ra-e#(KPrkk7&Le diff --git a/example/oxford_sky_masks/000108.png b/example/oxford_sky_masks/000108.png deleted file mode 100644 index 3031482c5341bbae7cdaae67ddd873ec7783c44e..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1770 zcmeH|?@tqV9LGx)3izX?6>Ak~Pg*NjYkzEV#17gHR|;}fBS9S&Tvf6qbGz!+)-;q8 z7%d*OKf?s`)-CpNUsrQ~ni`w=Ecp2)#T{;_Ts~sqspE78xi>u5T+390mopT~(diqQ13}vUgrhDi= zlXnQ-#Z{zeaCgF`6Hh*KI7d=Y7LbQ-F_ET8(3*yIs1 zS0p1LV@q;V!sRTIwGPn|tGDbEVNE_=dsj_j*qDEQ>Z=ppkA%z;QJB7pKCb5iR5Ve{ zG)YD-8I$vU*Qkbvsq6BP67VTUv8Ym0{kBIa^Of0Ut&N>LVrhhbl4tx(8YaBJLzDfp;Z8w3nFttw~;1D)GO&Q$5~p z@Dltv7p?(10A9ngYz~2)TzF+*KKYH=UbJ{0tO6F4aDPb!l}mS^n26}$(z~k;CO@MG z&{$6kzDU&pzvH)ckd5dtw*Z#HbYr}d{HuF>ge{d*?X<6LI3ifItX;=MQ#D%1=6A^- z6r|P5KJ+Qni4q^rSHNld|e~nVWfKMQO1ipiSor0aA z=Y-iVlFnr9Ia=s3b;h@qB5;SZ$R#9BIGYUNYlLaTGo=`=M8=`f^X<+(hC*_c!2hZM zZ*m?rVDmVsnX$>%$^;XbIH6A;HmoC8g}`&h3}jz#qgv@t(da$!3%Dn)iX>gMKkGW- zuj50Lng*D@g-EP_B?89-$UNj*hkPWBH5F;UG zzD@CgNIq>uV;2O?Qw>B-x4U+7ww`EWZl*2@g2|!xt#N3%cmm7DbwrS|dey8@6DZp- zcEUOqR&&YY|2o+{P~teH5VQ@W+DZ}2NgR_y+LQku|FID)^YSlU-?ek>NqKgOS@%G- Jqvp1A{{USj93ub# diff --git a/example/oxford_sky_masks/000109.png b/example/oxford_sky_masks/000109.png deleted file mode 100644 index b2bcf990e8eb17103a769bdee41c5731e1a0b5f3..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1741 zcmeHI>rYc>96mtD-3jfa=M0nZPvj~=azlgf3WP!`#!f{ zo;SZQulbm&c2nk?nGghRQr1-;hoIzC2ud=gGXhkYs#ii#>WH$s@}2IaUmhkY-pES! zKA_hx`yX+e9F?uC+qX1VLow|YZ`3G$(q=s9I$eHFzNF?wI&pOeZw+1b#W}&$YpKhbB zj6rrL*QMYEOlgUnI+@O7+CL>R-wkgH(^y;7x#f_rX+g?1eA&(G+8aDZ4>7fO@yB+^ zFx-vi@FMS$Klt*AE^()};1Y4bFwkA|dHJ(}&4Z!#gq8+zTWPWrZ_CY*#>hMX6XXZ7zzuPx3Pc5e{mb55@y@)p@Z-LzZ532pO3>7J@m(@AG+fAITkS|6$r_qG*W?~`o_47(pl_oT#5 z%w)MXB(KlQdn_-DB0Ld;R=wXk-Q1UWmBd~M4p8#=6DDZLS*!Dx_J|pO8*$z#v1*XZ z?K~UUN-4b(@)qJ#hk9rnuoE>6GrRWPn3{VvRj(2>YYWEWIcrBfR{8plbwYa3%~?}< zE=~!{tg|B3QO|TYdd<5F7H-!x#udzK%NgyP=v5hKQakE0wuVOHJC`0v_r|6{Nvvdv zWYCA;jH2nWv?6vKRKY@_MrlkB(sY*D);cq8lXRVWzl;0;eP0(LM%-+7hInMq3(8vr=zK(iCL7bHwEHPAG zm_a?#;2^D%3Cq&$Pr*}(s&17e(OW~9r~#wDYoTRXcgD_+PVH)Z%< zOT8jjVx5&@7C-o53Cq%?LdHO)gL`AAd-=eJ5v|^{CCxGncOQfe?Jh3avOi(TKAq=0 zzvp*;&+j}Z$Mm{VemWyR1A?H_ijLMdASgKvf|Bl>ViQnt+Moi0QfWo&tC#gjzpf`W z=e(Jmx*q;z#5b<%^NZ!ILgt9%SfO&+@f!e?;#47%a za1{wpa$+uY3Y-lb4V1`gZqA1Gow>=Jmr1J5;qJbZw!cl(IT}RpHQuGDoN@ z^i^Ru5}sHC>)?C6h`M6F#TR2Ay63^m35r{6G=Ypnq{{aynY(n)sTNPc^Eyh$)^UNF z76^0ULmyv;XIoSQp%<~L##ZJ5?I5iYbT-}mW$7hekRC#Q(HVQ56==`Aviwh&;;Qrnd2P^AFTm#1>jar&M*u0h_W2&jlX* zM{qy#7`>RF%ta(jNWYFsc|o#}ry(@{8ncgbwuirtiUZH!Ao+3L(i+;p>n02HmNw9f ziLyi>?NbTV*O*57p){*p?67=Z39kBAP*_D9$;o7 z_YD(#4R2`^mB!w6m#X{Nchb1XBH!rSJR4BV6nVyShVUS$;9B1D53yav0{Si%a=jhz zhgVLZOs=Jq_Wmq=5PwI-_wGV2@v+WKQ_JW?+{j^{#Ogq6uS($EjUK_1IiGL?6-=d7 zU2BvD_EP+uzy}Q9s+M@hS<&8MwmAzW;;DV86svYvvlraKXfx}68J#mc0fqi<-CuTY zQ}tcO_v5^Tp&Y+NyJnEBt@jxf26Z1Jq6ul1x>J0 zsewpJ89S$L|E`~qC)4>@U;HB&6N(+PowNv$f)R9VEjooT({vCyPBR;ZY0c9P*d#!O m=EsEejC}w9&42d}sOQkPX_tDK*DUFYZ(q@-Y;`pEj{XVmm(Dr> diff --git a/example/oxford_sky_masks/000111.png b/example/oxford_sky_masks/000111.png deleted file mode 100644 index df893b900eac04a3930e89522dd84931d1347e6b..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1378 zcmeH{?@v=#7{~7|Qb1c!z|hhwEj zhfd_j>TR!V3QN`Pg(1;I+^eNojWF2lX<#MGUid~GaL?!qvo-f_%i4{|?p<8=KP-E9 zKIi#9dA`s0Bxm9c7o*)-xsxCWt)sK!I6(#W{5nU+kvE6QpBBir z@&Z-H21N>5}*n8nsE*n1#8CPTHgr=wRcf z3XGiaFdMJw77!ULXNu8n8n#-#;qqV|OGTW6c*H#k3h;5tX71iV)v?`7adMP~ot7o8 z9agi{)H5HRc8`GsK1A7S9<8IIn1*qoJ{q=J7P%(4myL3FeK_PE1s?n|Wdq&os4iB> zq>=||=(@MS`JtALPM!7PsQW{Z#+6iH%zY7LB2FLP2aDKvyJdkJLNC$M>%0@@v&~cD zqb2;u&D%4!jjNtx~!1U{Bs9@p7{t1L@QizbpwO&%so(iSbei z?61sl9%WD@*dkO(H-J?oj0X=13@wi>TYZ14 z!s0Jf&YtU6K>9))kh3_WoJ|?SHVamji64{FO>sb8J1@}?h>-BTEtPCE)Fhem@Je_}17@ygA0eb0{?%^lE`ZbYw1@@x{HAX{;EUZ_AdUT^EqYLAIq%x-YcI9Pu z^SfZbY3Ng`GMxUmdO7~;^K#j=hMGe&7aqThzRfPmjx@fw*`tQDVjALOy0u}4ON%W+ z*Cr~{uMHnfX>gSg-b4&uX>F;09%O?ZDNUqI_}+(m;kl9cYb^%mXLErXO^K&$ur|;e z1Roe~T?0c`AMq9I=mEYho}{5wj-rp2&L*?xs0lE*pIzeUQf8y`fB0`?klZGolveZ< T`F_2xe4dV@u8wW zrd-ed02Jt0NKDwW1YY>UHmQRSy}LTWY)fXc83sIu#22f%%M!Y+!yVvXvFy#0&*$@e zp6~bbe4pgGcFKaM?#tK*K~So>y6OxB$zTXd_&iAxplrC)3_-g)%~cg=yApm6C!fna zC)*v4{!{puyf6ORnMbMv->-f=4BFF?0pBv}-^D)H(m$DzDIaRdBm9 zzK!#jY3?~vAzx1-QQSR`^&yM<-FGk<`4;{@_XFZMgm>^)kp+)}d=oF=KcGY2PcgAZ z{*2RMw=^?+6CLt&VB))rYg{IFQ)B0?JHj4pMDvNa0Tc7EVQ`k#k@@W8XM{<tF=&_+IuJaasS__Vk4gR=M*&!u0w@6N$Op;W)nP|2(7i%mMb=$2D_i~F z<2|`wmVSF3RFlPR-aTW^A7gr{|AT-z>qGGfNS2D&nN$(2G&VbrNH<#uRAkw>8?Ko( z)EjSps!l86ai*~YF)vZ${OSJqT#TekBI8n`hvl0Ku{2bkGs7GeixPtu<9Wz{w{c$R zH9RVhs$QnDU-K=f(LJEzj)GZ$j)au-4gNGtw#HdxJ^dE7MZ~*;PAZW&y3NSqo`dY< zE|`l|XSJ#o;0YlO{tA`JS1^f^s}R<=d2nUg3OW>0E(c6mO@@9@OBT-&gYgzXAU1Df zrIh8Q3zr_OAh*cqy~tjG>7sw zQg|OM1AC>!ib~}R?tJ2(w*`aLaqtk;$xrt>7rPGAm5~Q-!W30;Hfm}W9iA&^UJu&T zW%>ykG|Ahoo^DvQGYzDFaocndI52r0xc;=HeA;DONBu=hzHXQs7XCm64lt#`OIPCa zu{R{FJjUVRs+F?eCk$+z7>-RKL44ZvBI4=h?+Nw#C3M2C+1Q)nDA_bKoh#f+e0ybu qOK3X2T8&)O5L)`a=YR5FnSofA(}UO5{+*9+eZ^*zrE2;_Q{TS?gLsbs diff --git a/example/oxford_sky_masks/000113.png b/example/oxford_sky_masks/000113.png deleted file mode 100644 index 732cd538501cceeb083748114c34f60764e4525d..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1483 zcmeHH?@tqF96zYG))rKjj4NEBrKb%u8Ks4I)lyswfvPFaY!a2=qztlb3RkuOTLWs4 z;&$BH>%bRn;LR2jH4sCVwWe5c+g&gGT84|u(hRrf0aruDg~k+2642&6CgP z`}sVd@Avt>cy69{HWlnG*$Y8Xfup(M3F+D$ncUVCF8@3)1# zvpVnfT?-F< zfL1dO_O6!L=9p4VCO+^;oU7|`SXaLs)=!(P8(3v(O=L@$CdUq^E++!hZzKL#t#tuE zD|qpyq0jgO<{IlFeqQK8eB~|=mA;gIiCm-B>AIAb9$v*eghfnK|8;W9>^#-Jgf~oe z3j2tvXV_s?ejnoBgoSs&No?f=Y*aOI=26f0$qI6=2-Xl10kKuk88<0YBm52VA+w`~LRMrKz)7?7M0)|kaH`StIR9-{qg{g1ZmoG30-tj~ zB(GW)j+d3Th^-?ktjwo}<1Qday2V{wLMV~xK;^&KeICs=yGGarrDU+jG6C*!T^iz; zfJ#zpN$HL=s$Vtw*6FWunR`Ip;ACDtc-|YDNGM16AegW$CWm&M>5YMdtJM#6%sF=X zIK0J50-2TM)ITZvPW>qX7y3ezQP|7**;tRKhy0@`i?x|M{0nh)um-3HJ2jb)c^9^_ z%1>F0zRWB?hdEo|t+-B-y2pM5WbV*3(a-sLo3&dg2Hoy9%3^GfZz@xl({1Ftl#EuS zLR!PnQKpuafEykfQ|zGhJYM#<9>+?VM)tlKVQ@0|>+biWJ{Jff#fN0l_%ZMVxpk;t z8qdJDH^Vg%)0NIPFZhX@$Lq*X0zqwzP`J5?Xh|yDT|s de{}~LS^bZ18lRZH+m-#L9gWV08QWXe{{o^|fV=O6$egzUDA5yUgtx((JXcsMuk`NLy27^o_S^2dWJ%ol2 zrJ;<|L!m}oXoz0*VjslJC?pjIjB`$r!3A+HW`T|0aYPeG&hdg)Q9Mmdyz(#5yXSqM z=Y5|y&&4}-(cPdtsXd7xh|=Z6-$jrt8G=YcIbs7Tmib)>l6}X8zu81cep!}$qRs8d zUf%e<__xZ>zB<2svHaoInV$_tG+vrkGC#QnRzdy>;S`FfXr5-msZvT97rRE_-pjft zSnh(@I;SnjqV7h<`4Be=^iMGPf>!N(9xjqFE$oB&(gn*v9(q-8fwSCZN{4OQuhG(} z!J^~53{BudB`n?(X9_2r12qGB>TaIqglS2$l+U!}kfM-mME9R!rgV2eR1E`M*iPLC zXR=_3i}PdfC9VUF9KBKpV!_rhW2z4~idM~Vh|A1nOozDDjNWTjIqUwtwE`N2zjZdv zp{W^~#p6cxWdGDSV1QO=UzsoUc&r?zOjor(j{0AvYTfv?60%=-CtQ?n(=I*5PAzCx z2;1W4e8}2mT>~ZFns%#hcMB_N(`@--*8>_gduU$Njnae5piEdL@WmNkk?uV5qx*&e zpVhFtkuszEdPl`G;_byrK8|fVG;FW6WS36)&{6{_Z?~Fu*HRyexXPwcCoM1kX<}~V zNJsccVuS006W&;@k%T*QG10hb#cGP;0m{*`rARK%5pQ9w3D$xEh%d<9nXA>K# znOZju^dh8F-`2Wa^c#IaUNnf3uX{U%dM}?oTU*T?KT6f1`zA=Cg~FHmHtjA6 zKOO-Ml!9wd{!itnEzby}w{yta&Cb#O{S0npeKKJc%Vvru zjnF=8-lX~S96KM0liMJ1sWf?J6?rOB64d zE4WQUP8}NkB3ZpN0{>vY0s8u|e~)l@ueRorZP?B*EKjc4>c~;_;2!^w8|6QRXR)1G wa?ls(O-LK|oamSln5g@cSpNUTeh($ diff --git a/example/oxford_sky_masks/000115.png b/example/oxford_sky_masks/000115.png deleted file mode 100644 index 45f0e69daa06a455fb50305eb313147bfbad3061..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1488 zcmeH{?@wE06vuCWP<~TlOj>SlY=LfjfdPgq+=gzY6fCH;^G8M&u^@sYGb`Rp0&VOd zEo6X z=@sPM-FmG2-Q>RQH;5j+=pO!fj+~he;p)siL=cJP!)weByrA=aZv~97IYiimJPO&% z6L^D*c!^xIAL11)_p0ysJB8HH)Tcxnxsq<>1G!!-;5@chk-)Vy>QyU!OZm9jZ1q(J zQb6H`3=_sH9A|bf9YAAXOtD`V_iX!I%OFk(k zHS{FrJGhl}l$Bp_!Fug&0oSd_#iYvuYK{2<%`2q!TW)`Si5QxiT+`{1SVR4#dB0T6{C^IjGyQ)vxMC zM>cUiEtgUEqhA#vyVo*#~(YFL-Pkb7d=RrwXC)q7xZW3eEtSY5xvZ1M@y&#Lm*)#9za`;ew ztK)dk&6jX!_HfEu;TyxPvGacYhww%o99*`Sr!;#5Pxu>t{WQ;gmzf|?uCgb^z(m$S zF(z&8ajLzC_m9A5F)1L%F_c@XUk$TQGv7^Y)bjoGVHQJ4ai-XK;yH6Pi<=e)qb}kU z@5?LU&Kpn2lRxv$22>jj%x5fe5Ir%d;4ZVJS?w>(%$45)U-O=|$Eukxfr$J|y$6h> zE>~Mu%_zV}f2$#QLmM2&%4FOJYyz{i*yJ*@PbY}HIw=L7cx})FKZ)kT=5^Ep*e)hK z(G3b|)DmO+#K5zF)`-CrsjG5mHtklDf8MSWQuikDr%an|*u_dh{r~5`G=qJCVgGd1 Th3&u}*;C!#YHpcp?s5MKEsu{L diff --git a/example/oxford_sky_masks/000116.png b/example/oxford_sky_masks/000116.png deleted file mode 100644 index f9519f8f1189520816d5ce48105a3a438c1d8d4b..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1451 zcmeHH?{5=z7{75)#`F)LjkiWv%rScA#A(D#G5qj zM%X6V^?GfWj6h{EzA(`Q-e_pErWKjjUf70lS$xsCS-%&3VU+ZIA(h5@x8RTeLEn9T zJ)b9eUObmy>~SmWG<6UJDZQTVBM`Jj20=CN)rtb7lfC1GplyV=yXzQP^Yd-F!!$L% z?e^kB-S6jM3$-B+)^-PByfWTWj&$-p62y340Tdp#KzR|seHppKixR1Tj4{l=47 zz@dHoDuYk(FQE4htM!PJZHn#1(J?bKT}(bNG|_N_jA%o9z3bZiYqWEuuNFMXU4T<} z@vU3nQ)^F^SCY&;x?O*heJ<8XA;c_z_*K$Cy=BUV|6!k)vebc1ZzK5B!6V=J>q@7GJ=-^2AFC*x9y7@OR zdytqC!?XD8>9p~dLX2i9c~05L9uz((O>a8Iq-)=LG(u%D+P+R9^l_;vq`ogwU)b$Y zhhkYOf~mTElt|{pv!&D#=0i;=9`Xk!fu8TTIaFsVt<{AGPvl<8e@R|KzkYC7Xb0y} zw*di<5q3~l{7kB;CTAi#B3go+w zFm9mkj3lP}4wMlJ;1Xb}pW$}V)lOD!hG8Nxy=LYut#cNd!}kz(n0r@jZ=zR0A3r%B z_=3;i0VygIcEq*pAhzrpQtKmHVil{;rSeLc$DJMKWmXzYGE>UYHxhAa5;xRq1%Kiy zILm*G8zP#{iGQIP-Uu8mmY^zU<+igEYwbbxBV-Pma<6dLxD)I|;B2Lj{xvS5%HUSC zb1dDwm%kO2=j!#t?CzAhd=0o6#Hb@GwL*XT$Gm9#ke9o^_n?=JxQQN!Mytd0LKJKK hTl$}v{u>A3sx`j-hb)>SGmX+0_PTnyZ#Yg~{1b^KaVY=* diff --git a/example/oxford_sky_masks/000117.png b/example/oxford_sky_masks/000117.png deleted file mode 100644 index 611434c43452d29353df879a9c3d9ec95a568ee8..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1363 zcmeH{|4SQZ9LG4mtfYYNf*PCvtI`NC8G(nw$?QzPq#IK zq-))DV|Vs)$Fylex1W}N8Hx-`4>QH3yX1j_gAKN|+A{9>bt$(1Kx^~y8ndy6}4c-`FBnR(JuxD9_}C}0VrrHEF!Tr`(g;6Q8~IOLt8-nhZM#WgeY zFzuf`GucIDJ4aN(BcChU3wQBmg&N@!%F)rU&2AQUrahE+E=*=kFdCiD?iy@FK3CIm0N*5jKDk3 zfuO4}ouSI#+q%nt5b553ft)y-;tcEPWnzPAG^EfUZ-A zxWbYLaYT=m>yRQ1%oAbidg>Q$C1L=Um`gVfMumU4J7=|j1Gj8CQSTJGlBr)&*f6un zti`kc@p)t-ditt*>IYOSMe>dQeZjwrCdp;4bb&X8y=~2~v_J3lF9aPX`2=ygPrOp( z$ci6?RqrZ{#??6fB#x8qLh;qy1)x>ck$jY8JZOkW_lfvOgWPRCXgqGQFRQn03}xKX zBI5tIVx2$t+Lz&0bSRh^lKR0r!Z93B?Lx9x8`?JRqU_6;H<=t7%?zw^@Rk;Z9VSYy zS3dU9Vf7fFEKVq&`xZhD(?xZW@kHQ$)LoD+DE0n@Q`>W!Yz}>PJ@BCPiimf__n!k+ znL^?1xykp1JNhS$GP}v17!HClxnIPe4zDHy4@-jushM9(1Rj-WWeF~`PtmvDidno{ zWHS_(Nd&g;#h+<-N?07@*LV diff --git a/example/oxford_sky_masks/000118.png b/example/oxford_sky_masks/000118.png deleted file mode 100644 index 977fd6e4a46886dec3d344863a7a32d02c6890b3..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1325 zcmeHH`%6<%9KY&tW{McuHod50I>G1M^|6upt~s?$EE$3LAj}HX?p>g!h>0?->)or= zIh#a;&<~0~gv~@z^6oC35)%F3$n@Osmol~@9f@`~q532G?epZz`JTfWs8Gm4gCm0> z2nv;#6jwr!e;@?;^#?Hm6cgAghalDud2zwjHovcnew9(D{8@`Hj`L>2wqJhW#_@ml zjOdd#&Gz3Q-$a@VOe|{8Pn?`=+XPmZAoIg*UFPm@?u*hL>W2W>q@XkfIi0J z@D}t=Q5REb6k6*Ki<;GAIH)y5k$H5M%^Cza_A0=!I?z;qknk^z0NI!sRI^B>K|8o* zZz9y;Be?1h<`OD*r|_5!Qmo5N*XSy>I1UPq%&sBljznNfYEJ~Ao>?E`^QLGM9!3r0 zGxRx|$&T=13~AgJdkTRVche`0vcVa8)Q=&J>3aq?6MEu$2v%u1zOGkBw%C>6g15xg z>VJ^}<`5dBef1#N+LW_|-oP@7qLKOH=1A?GF%#_2$?)U+Nv;<45jK8Y{*hbzNrFg6 z`Qw?yNj|p`)_~q#ly4K~`|u-}gCz&h2&tE>l@kr!olBCl%)sdoT?hH@L~>>kHfC5d zvrrL1p|>%c?i*4=g@S%~LZ}hfP*q?A-WBeb&pX=qD*PEXW_BW;EYR0^6CMUm+G3yK zrO^R^@`ge@sf%v;m+FM4pz0zsQqq7w&D28qNuz1aZ-orN9_+chzrbPp;Q8w~)J4MgB?!wBV z+>BH@+^EG9KDR}>pQ3#2$XvE%2np6gp5JtsLV5rI diff --git a/example/oxford_sky_masks/000119.png b/example/oxford_sky_masks/000119.png deleted file mode 100644 index 04c87a4dcf8af33d0635b727c09779396305945c..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1453 zcmeH{;ZGBH7{?EqvT28kENKf@T3SZU%!afGSH}=rOzA*sbW2UfnxSs>#kO*1H(IPP z*l5>zT#Jovgr>Zh#w=#_mC;6GWo5tKA-Du)x&&g--_2J;a@~?$N3}c3wtr%K^?aY_ z`^obp-xp8daF@AsYsFRsK}s#{ZATEKxCB9pzIa|3Aj*~>WSQ*m3M8rZ_5nY|kFIeRe-jTV;?f++53SSfCzVC0Eh%_HvCL+|HC!uBifa(T%MMJ)Q{uT(b zKIr-!?;w8U1IxXUAoQ`fx$^i!?DhDiqRcw53ceRz;f=9VUQOaeu5;iqrWktYe#zEw zTRYkG5p5MV)q&md2p;s_7HjV7fdmkn8iOK`eEJaNEE#n`lE7i0{+hS`lizSI(kLx*Ry9q z8P;W`-dC;ZwoT*xM1#oV$9GVR;cw*h3Ajsu%=(ZS;G0mQk(wz$*~|E@0%R3ZK31Tj z^aPkLV9jGqWD*xH&b!rpqaq>_&1rq!1)(8L8%C~H8_XKQ)1d=diFK0qa-1}FINp+s8qGR zG+PejhF4pwDpX26`xJQo)kFA}4YGtzy^y`m8Ns&(D#g`jXt!DbrJ#vAdK#sKz|BCP z4OKg3Up>OAQYl&^+^0j8a2WM#;36C2I$KWCc~XhRk~mfz=Hx`$U8~fEY;Xa6uEq)+ z^jR42&hQS5vH)k;3G|)>x7OP|?%ivrZ;^xN-~xM&Ggis+>eOXM3P+}Ta(B^m?KL2Y zJ92PSWgoa7^JzoukbP8|nWt^k)vyCf9BNjz#t0~)-B kni<1(n*VS9V;L~{qMzO{Hm-WIs~dmVadBP zGCBj79-Vplv>&cfN*JAIknr|^yKoJ{A7rx7QMav&y$6?havHoIr*5sV#gQvyDPcB^ zPU6L+D)a!wLij#j&4fgU5E(DXmiP#vq_FK~6vK$yoN)j~5Y+1Ts05Cb*MWBe+DoUe zVGlW%h{YfYf0nKgTan+iE^>vfBfjg=8&-A~e~UXNqJ|N!CtPPM5z}UBZAD9(m}y>* zVLh|a9jL{Rq>&VbXswC_=Q0=V?r~cx$+N9a+?n)QoE#X{5WsEWHhM zu>iCsqZXTEB^+(@i^~SuV6|P!fA}vC*_C`C+9_5}!9^+>D&OhvPp&!JxVZk=p3iwOy*9MHgyE$C6-NAN{k9$chbrtoXTW5wzV&UjoC zYbJ-Oxvgkz@HH*vUvY`TGmOZHPo2%Kw1|p5te?iL8Ze|-mJfnHy0_lj9j*>u&R-Ie zW}M7d{ZZdk9w{dVg{<5R2m1r$N>IyM)`zA8Yti7jFq{J@F9Py6KC-gC7;$r?!+F^J1aWPgiH z>>YLesyAr(YQHJ3`H+8k8m+bsqu z(?Ip(irZU3H`fTyoE@OsVRc@mLA&mcq_-q76s2R0R&5L>Ymhox#ZN>fXivAC7;7mn+OJj4d?Xj8yrR$}(~hIW+Hft4@C_f*neHFFE1XZ{H9bcK}+(OuOFhKq=+)TdO_b=lW6#%azLf~)&{2H-JBC4aWVo>B>4@X2 z9dd5DbP^Rz{lK%jL-q@iY!XODgqh$O(vrSfxVVA!nNQsTw>{pero;L40NIDuWC-9| zdWW1mqbYLXjD+M?h#pWwqA7qHk>*`$HDw2&FEs~tVkmEs!je`Tm^9d`nE=^6dQjOU z68=QT0uffFTuWzy4@eua+RO?_Q=nZl1+rOT^~su@NW)`#XDjwQsJ|iUF=d71u)|3w z;B9QH#>QFu`F;pg&f$ruJEN=6GB6V`Vz9H3jxXDP$PNP3yiBD=vSO<@#fi;U9Lp`< zX~zy~;pTWT!Zo^0=IO7QxnXu&(mlEU_sk^d4wX>FvHk_dBzONpamSu6!<)ipf#MC+ z2IOo%Fz$9yIk8SDhE(o%7$jWsK!&T1P~4EOrPF}Xkf)`!e0`@Pk(6SJB){8NdR$=f z;Av5SK*jiJx{0qZDB(HZ5<*aUoNuu)B2;X0z=b_a%u0y9&{x4Sra=6U71qM!c`G=i z8o*58n{OK#SDoa}xjcC7XJ(lGu9GQYKLL2IWv2R*NWaC5(vJ+1gKeS#8Lyg)vk1#z z{|u10gdj!`#vdW(i^LO#+(DUi2^Cuv-0gA3`7usiR2@|zMk#jLyh)sk^Bw$u2SNUE WU50c`pnP-s+|(5{<%^}wPyPWx|0!Ys diff --git a/example/oxford_sky_masks/000122.png b/example/oxford_sky_masks/000122.png deleted file mode 100644 index 48bd82aa1a7a88e450101b5329cf3325e0a5fbce..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1196 zcmeAS@N?(olHy`uVBq!ia0y~yU}9rnVC>)k3NXmCm3uNUuoQc`IEGX(zCFn8Cmq4S za`4@6`KoCN98XT)@|ZaPrPguFCpM3ze@-ssmtmjyxF`J+`(rr^KBeQ5=bwB(7F#gK zh0i$dM1GI;LyJzCv^^8zdv*g^bJA=k$M^gOvtmy4AG0l-V9wng)66LFTK7nOKVB&Gb9r0Mr5zK*AM;s4wXA13R$Da3 zWu57hG-tcaIR^@bc3yMHGyA!ukm^*pvX zr*vKFL@(Q?@Zvqn27Qk$x?{3!CeG%0qWrkGhuIP&>;FWJ`R56Xc_4E>y5t#6u$Sg| zT+z4r#Qh%iPt6~D?<6Vg2ZoKs{Kp2LCVv#J%(s~w&GSV4@ka|jWqYap6TTlaFY0dm zlVPK9Jn_lykL;h${cy`OobdkG;vyM$iF(!dJ?TZwA6*h`OpYs0GJou}&U_ymlx4b) z>$vlz_s3de5^FU3+EwoNa_>C!BS@y-Gp?8WXZ^A3k1KpWWyPHEKW1*UQzCxqW5<)- zg^KTc#f|pa9A7-C`=e7_uQ`nEb*~35?sHGN^7zLMPm&rAJUM$p`uO2V>5n@P2(WP| zzqgQ^USnLR*0bkvMZ%|)C(3>7YW{9^k33{Ll?zq+j!d)=av$Z4h5-@j;3xkna~}Ea SEvjyyV#w3g&t;ucLK6Vbl>j0D diff --git a/example/oxford_sky_masks/000123.png b/example/oxford_sky_masks/000123.png deleted file mode 100644 index dbf6251317fe40e83c5b7fcd3502700583d40b45..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1178 zcmeAS@N?(olHy`uVBq!ia0y~yU}9rnVC>)k3NXmCm3uNUuq1lAIEGX(zC9S|bd`;P z_2SOo@n1xG6g0wSf4?a3Y|hE4z5YIYkDZHTCu>X3pCNOs{fU*@bTd1B%O3s{Q+@Pu z|JbM4c=0_BFVdXsE&ZQgvVYRy3V*%yqRhuClKc}sYFPGse^Lb0;Wz0c16b01U3yXO zW0}M`>W>49B=S#)`s(G)QR?{&HimuYl9NY!gIfyc^|+r*tWgg)-MOo<&EVYRj~YMo zY$m^+6?4zRF=39{E|3h_LIYzpA-YFt#GeP-lGas$MpF8ldB9r=crvb=lit&nDnQ!7VZgu zX6}(vn1A_+*)i!NiRB<|(KGIxs8DS$>^ks6{1C&=)|0(G;b5uzlhm1aw!^vcCv|<_ zrRFab8b)QT=3V$@Ncm7dF*sPL2k$4E|aFj8gk<6n7%= zPxz;+KJQZZOgQ{wrj4}x1pUk+{l~2`$D%(a?NN@u@g(n)k3NXmCm3uNUu=IMmIEGX(zCFktB+bci z)Zyj7_B!s3vIakO3|F2qSaG{BqKNCUQ(c-&^wi2A4~5v?>k?Z^NEqU^3H_sQsG7UHB5cU zlldi1JZAf(_qcVB#QbKU*12taOeY-YeIk1-yU5gz_xQn+|E2Dqhz4qMxR<&|Kw^IP z;|EX5fs*+)6Ww{A#2({r{J7JC&!_FrsS59Rz3QJe{!xusb5Ore=^hK;$oTUe-i#oyCZr2iR0tWKj$10YV!IXPr82W z|77dOGi@>&{v5IpJl=S6@<;V2M|Vs(-lP7hxzManSy-apDXxdR@(jaHW51JydY?}1 zn9vTCylbI-{N#!5LPdT_|0g#sOpo6@QU2IT&S)PO8q4e7l^)k3NXmCm3uNUuq1i9IEGX(zCFktq|DC5 zda&xdeTl9;XXC*QO&s69ggkqaa7^;#;*W+u`+fV;=1j1Wl%Mqf#*>0$?DUkU#*fNIb&WB-=1&CF+)eFN;7r$$7wba_KJ_q zPh6dFc&5xfhM%`8yybf4PXM~?hFX1t;(f!slg%H6jsEF>O4*}&+{|)fp|@PG{DhCW zMTYk#CeNO8Vh7MOe_KB4e#+XT%x-QuxzKrD&u`Ah(NB(5IQQihsXcD9k^C-v?E8t; zK=@(+_+@W~>*xia7VXSI)Cy3J%@=*9K=pNLN_vU)r-rYE|{^xowC7oU_I zGu|n&{Yh5L$@rWiyT_eCnNL|BGv-{VP!WGT?aADeoWM}ait)TR8zi*;nD9w=wR96X zkA0a%Ue2F#C#OvEndE8YsdiFjrphR1Gz>^i2cPUOG_uGG`LWf2N*zyEKbLh*2~7Yr CF8LV% diff --git a/example/oxford_sky_masks/000126.png b/example/oxford_sky_masks/000126.png deleted file mode 100644 index 6b9c52801ee5850d3bfc74fde26c0ee0b7130d7b..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 856 zcmeAS@N?(olHy`uVBq!ia0y~yU}9rnVC>)k3NXmCm3uNUFw1+oIEGX(zCCETC@7HO z=z)~~-FAyUG{gt2xT|X1*L?DF#f1L`=bl*1u<7mov%663_`xTcF;C=slP&$!rWa1! zZ+`BX#Vnhi?ms3I`j43x$oR?~>)s<-WSsY;{iCjo`{eeIO7=bKm6G=l7n<#q*8h~Z z=fn@UzRf4^R!l5cMxqZ_OqwoOFvsuRG1qx+c{0l-W-})k3NXmCm3uNUFbjLSIEGX(zC9S2CmhJY za&X>n`CW|b_i`!;P4M5pZq}UCnhB?Wm{oF5-rU3g$z-4By~9ro9;^93j(!sB!)KiL z$>iVUJ=0HS9_!xIQ?HhvQ8eqLlKx|T8T*s7XU$35b0W9q;767BxkYn6s%-zrZh8EP z&10qQAFVA)k3NXmCm3uNUFw1(nIEGX(zC9S|cbkEM z^uTp0CMl|n0VdT z?!@6A@|M$2@=N4D5$#p4l=!cfZt|0n`H5+7v&^ykCo+BO4owg@MPQe~#f)k3NXmCm3smOZh5*mhEy=VJ!lxj?8tD$ z;pP8+xd$~jI0aR9gx&3{KdWdjv0weZ+VqpBEqX2PH5yb()hlg3>Ck4=``O}NTa9GB z+V+ns+Y1$rS3WU|dve)g@?)DK>75pQD*Vdg#~Ys*eR^OqA;wKkCcWs%$%z(1?vFfV mI+Y7m`i_ipM#F%n=|Fy($6P^~7WEQPYWH;Yb6Mw<&;$UhOev!P diff --git a/example/oxford_sky_masks/000130.png b/example/oxford_sky_masks/000130.png deleted file mode 100644 index 4cd62685a87b9630354252d1b2e11c7648c5f9bb..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 4018 zcmc&%eNYo=nrBv&02ih6LAG)#5EcmGYv+b2#SOS=50&N>(R<^r zw{unZ|NYbbzR&Y?KhOJoy}!qfwl#6H#93)+Y221(r6w)yXB*PeUa@fiAuVsiU`txs zrhjZvDzrnd{P7Rju(2gA{WChb$?&K8nRotW=I{Rg%|Tw|iuT*fPjaTjPsMI^g(jXK ze@iB8_a1VL^4z?=%psE}tg!3u7M$S~Ju4qr$Y$Uk%z1T};f!T&s52ZWjSJbEVZWZ( zS`_FHyH^y~oPUc8*ZlLE(}Jfslu`6V_gp>M6)k4-O}fJC^I?$|=R5CsJtw5XJX&%} zyhfcYx<@ORhq2!_9^dt#*W4jv_Qpbhb5j3YFU6Xu3(jxE@q?~E(Qb6F2HPRHP0Kcl zPioss*dwN0h1HeO%KERbHVwsj z#M`4)qAOY@G=+-}JBB)9N6fpJHo&CrjH#D1gnnb&&vBg@vH{|Lku--{}G zI%6Tr$Fyh}+cGAp_m^qbFX}V5xMOF7Z+jg_A2Xp^8Q@N~2_KonkDrVAk@TY=t}mnyhBm?bv9M|;VOA_4R;l{AZ2(Y!D=+&~YiMr(yKv6DC7?cGML zMlTEJc_v@I?KFr9GhX9AY)b_C$&TQD5-G4*xlGew#F5IjLi&Cn_@H1 zP7-a)o>IziNiC)N%Na;>vt*+>><@A&H*dg54LoYWeip)k!HeiEf&()SFOA zJ$X8|6Z}R`1X{e$#?Xr+wfx1bGwM2&$y^R7`_IkK$H-H$p1Kc7vV+hEN!4SSmI-Rw zrQ1~26>ma%k9MyL6?I)&W^p7`oV#E%j9K0XDg4G5&x9DDCbLAlnV$7}u9wj|MMZ38 z?s}oQl>NaNwaqi*=-!yNuIm8fh7EjYcUYks2CiiOX*mGhj+%)ZVaoE^D!rC&)}iyO z^c8QV_k7P|F=o;_yP}2|T&F+492*JA=wk9hvq4>VtxK+HA_juwJcyjKuA6+C%}k>i z#0uZt$Y?GByJ5!ALv}(;K0Rc_BrG*^WBr2t2wUqp`o)#6oxCU3B|;K=6eAZRKDMK5SGhcel8 zV`P<}W-l9YGNw)lBj(l=eSB_6PX2oi&c;_YcWA$eG z9UlHmP*?}>w}}mWx>zp{p`)1#b{)5hzH00k&6WpNqqlhYTSVg&TG)zY%0EUU6#BrS z0s_?`H1h8-GV7ck7s+4j$$djuYFq|A=G@>FPjAx&lHA~i04 zgCzI8MRE`0aBZESKs*9AL$VDLFHQ%X2w2Em(}x_oqz1whv*?n}I=x{EjjT%O>fdsN z^yjUvVj?)dZ$jMG{}}I{8|RDNiKyqv2Vj2y@3x8&(1WI&p;o+x7y&tZw@`lW*35}T zbgh|NqNOj3n61=z*6{>80@U6@mwM5N5Rx&sfu(sW^3`;?fsf}9zWs0mvaYqCyk9C$ zVnF;8P2_?VUFyLTN)G##*Z0i`N}QPQqK`I|!+ScGv}nW}Tky868Bh@4vjKOlW^ zD{9h4hCl<0R-fm{T@^60$C>iN55 z9YAR{2*nDYz<`@;Aek^j?ka|7!+u{}nNloEDgKK!shFgUYe613P)+3Oiy-~P+LwG} zw3XcVcBV^(%sO7i^8XUs;{;-moLiYvaI1^1_H($nSZ^JlUJ-(0zFYLy^7u(L%>M7f z`Typm&idy9dYQO$G&oR-d;r45JujDXSE*j*@x8k2$+b_f2%Hj4T((IgF{z{TS#y%YOT{-i}mbp;7_uP zK+EB?pL>9DSmeRnTyG=Ek=O04rd#dgqagS)Wjz|{eHdYHq$jRBJG08?tUTty`eXkG#QC0b^<(CH&k8@qCQC%_mB94^{PiHo zVegErV91(7r6PA^3YkaY-%UROh>EBeIn{MU4R(4m!2-m2xtwfLC*NSUb5t;LaYWo8 zfbd!&{c`|#mr(N9+(x(p=1L|x@&JGjxzz4-Au%qTzZ3R1^1vOW@9D@}&$g<_-OF+o z1KknkmIbI$`sX}Gs7&_I_N%_!Ai%IoYOCcHYAJu4@OD(LsQVRjf_ks@Q=W`@6;5)A zQ<~GzNi=URNML|=+pImR10MQ01$utQl|HW_k08W12p`Om7y@2mnii z(RE?p4Qt}Q)iK++85nh6z;c7+>}nK%Vm`%>SFkyz6#9SG6x<(HRKUriAa%Iqn$s|> zJKkQ00t@{+vKSM9Y8#ouj?u(NU{1h>TaLFURm2lM`^z9@8%?-lGM6nr#k9uU zOqC;%0jwEKP%{Dhc5?#?ri84C4h5)(Dp(->@Ul;I*U6|MwQbHM9L@74l6TWK!MH3Oe! z#Acu-c3s@p7S1piAM*eBL3cV^y!F!)(t$H~=I(iIqoE=)^}FhA?7HB5hl#2TUlE!- zAWKGvCN1xG(Us(&V%Z%kpf`mB5^z^F89Oefls@&V&XKB1O#arnjhY<*U#@2>r6%om zYvTIq8IDVpL@$9U$p4xt5WDH<(w!p_G$YPoe--p2GP6v*IeH&jcf4u#nX4<>$8$^Ix<=YN)H#^No;5Al+XW^nyqB4!*TQ2T_ckx)k3NXmCm3uNUF#qv%aSW+oe0y+XuY{w( z5eK9H3!>Xp9)G;yoe-g#uk3!}_6fmHW<@P~dSw(xxpWVW8i}2b_uTp>Y@ew7B=-r& zPlKXnkdR%^9R+!}yb1iu<|o=GNmdKI;Vst0HPDdW&i*H diff --git a/example/oxford_sky_masks/000132.png b/example/oxford_sky_masks/000132.png deleted file mode 100644 index 57c4b3c2159f9d4185c4a116076af5fae61cd1fe..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1148 zcmeAS@N?(olHy`uVBq!ia0y~yU}9rnVC>)k3NXmCm3uNUusD0VIEGX(zC9SorE*R5 zsKea9`ca7rdBPhm|E<$sCB?5|-pf8|_A%y@zK?J|=zA@i9=E^Ktp4 zX0`erc~8Dse+=tXEHgeG|1t5&f|K%(-GLJSP3shaLWcV$%b5I>xDQlR)AL@1-Pi6I zNSpj)>ywU?`#&XKjbIP zR*Uc1@6k6)Wpc_SpGlrZo@ysmW{z^`5C;DlBzqPJRJ<;m11eTLUHx3vIVCg!04IFl AlK=n! diff --git a/example/oxford_sky_masks/000133.png b/example/oxford_sky_masks/000133.png deleted file mode 100644 index 9dab8cb366f8a15d110bc7add66f043931ee6afc..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1511 zcmeH{Ur1A77{-srW>|9~lD3`v!^y(LR?M|U($wj68e6o$pwJ{}VvwC~Y+#P%#qrO! zJVuBh4X=hbda0l^#JO`uv4n(fBw^=VbW^f(b&R$3YzRqo8A8z2;rm{G@B2LO`+jHq zroCNNs3{}}LS^e{y+siDN`lB6JB|yYQaNNJ2*skUwfXk5yszuci+5K06zku9=)Onf zrc%yv%sEqR`f`B_PMMAAu6)Yl6&!p}o2hS47ji+?Y>+fuaN4ZLr$8#O_6TxI+`kr0 zj+0uqU#Pp94Rk+!C>jDw;(PuP*&CZ>KbhW6>!~GrxW<(QI^#Y7ujfu50{X?v0JiuC z0OnZ^fQ5PqfU#BpDDpP~AT@3uDl|ytsBjoqV3z?nsX+iC>*s{rY4@*fCT9Um3VHyi z01Sxrfe)x~mkgr9vg!IOOBOiCWPuw+zXL8*_$Prmje7#74N@uRg6UeA-sYV!y}*WG z+DSR+;q#33O+vP#t(&wLbC?kFF}PArfx*=VPGE3OvW%YvaB)fx;9ivrz)Dlxccegr zR02u;Vhtp1@m-KK&(1)Sh0;M%$XWqOc7J089yIPTcrZxC00zWr0NcC;zyiwva8l~O z4rn3CLK-27F+GMPHN8`XZB48+qpcBo6w5azD6xFSoC+SQ1AhX-#-bwsi@4P;`}w_9`t#BUG_>Fxl6T>;nmdMlbtHFzgJ|~A(RhBbq7(0P`2Nf%NR;d zrY=cEoJ#sAw~ds$8KGofeGq*oRtmehEGb0}^mtPt7)dMlGuEDjTqo{gHY#8A2D=EihaUFOsOXM-h?MQ2I#|~CCiUP;NJTHb-S4;$pYP`mF4XIC z=FdN6FrNg$PWnK2-uvgaekL6|Yfcet%+rn`+abH6Z z4)qon=3?X6NHV~!h zg+Q^{!JP!ahsSf6WKv=PtYsSjpBw-nimLzwA^(?v516!SE?`pLmcUzD2=p|IrQ~e& z=K8Eho~%AOajg>ZZ0E{7akUajVRET8@@??PWz-_gR0{a27NK)?JYQ;5UZB>a9&)8U s%1azVw7-eZ2<&dhyYByofAPz%{}xmBtc|}O5hq%5sj^RM}we^vmPeM?7PRHi0Yvpdb<1n{-59X_xt{S z$IT9S-C9knh9C&7r_XtwAoev8gz9!P0)(+C=pl&xK995a0;l?vJEysvR^?BQHtslT zx-UB)(wE4AyV7t+C|7JNWY26xhS>UZ`E{|QkoBeJhgha}+QycY=GrTSPRKUu9(i0a z?p?Tc2XWXI8YSGs<)^|~-dqYIv=EEBj@jEy!=N(#Jl@w#Zp3}@Ctx0z-hzKAkI6A< zl(j;;%Wg=^-2EghI($P#pnk%;8JuGx0uBHaT=v*oAu!~%WK3(AwQx-O_SZgEl+z%7l&3+_D zQJ|AApg>DOLV-Cc0JnLChT964gxdh)EkpmG#C5I-G-jM%y~cQ9e1l8E_>w}y_>2_5 zq_i*<77Q?`rfe|#2MHOBVS>JhsoBT{OwGW*!PK;c&)DLOG>I)PDGau_!HHx94f%NB zqS+06IsORvCYJtP976_)k3NXmCm3uNUu$=aEaSW+oe0$KbNx+=p zh{MbO{qJ1lfXtTc2b%47>@m=6DhPiEIuK^Iy`@Bd@g1PMAIm_5{{n;R zTp@-q^OM^Za~?B(%C$N7k>RJA-1CZt8tMLG8;5BR|YC=7X+$2+yPXWcm$}<;1NWb!6|GRhgiF!&^|c2-vYnwzj9sCe^q^>bP0l+XkK3xPFw diff --git a/example/oxford_sky_masks/000137.png b/example/oxford_sky_masks/000137.png deleted file mode 100644 index 08a491c09a508953a71123ef16594317c6913a15..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1303 zcmeH{PiWIn9LLi!W|?fIB6dx~RvKX!(K1Tc!mxI0O>4n46a!6s$z)h#9N%(32=DEYE_79)g!bq5gs}HY}o^Ja`Gb&-?to@Av+Y zm2(W$*NgXJ7}iI}BIhxzs|Uj@%T@r`P|tN5!@76qNOQ3?h&cgo>lFLodM0?51K0jnouDuJe~=589rc$B^p*(y=u?O z+(XhG*S*wfh_6aEW28TYmddLYq6sT|U)N)*(s5?5!1r|?EsY7!p&+iG1pGd*1v&n0 zz-3__@SJ|)*SMXNxd-GL?CqmA%sa0J4LYG-6c=)ZeHgz0xTH=4mbv?2voogsdw3Ql z!FKRY2#F@l5UBtm9k9&Z1I!Yp?HUDpN1X)wDVGO)?F0Hl+=lDel-h8od9sd@P(R8$ zA$GE)(&9p1=5m19qKWb0zrwAFk{T5ceBrrBWC*s5G#l@91dWM=sT{!gA;2Xy3|Qu} zV6%j2|AhC23_{DTYzA5mq07*+jURxPe`I@Xx`({|dp3e$Sk2$CjHt7=c0Hhq6rtIR)|viaR~y!w!?vdG2j z`0+KX>Bx?o`HnNfWO!n~B)qv6QhP+cuC3wg{s(2EbfPVEEg#a0gO-w2lxoVL^lrXU zHurcaJ{a$NVm~9Cy2fY4i_LahdBm;73VTFXx-2JX8`V$UwMbT6sUZ7$ zXq@?As#owQ$eNi?jE@{P4KcxWU}}%`AlKeY9;6yL*bApD+)Y(Pj|YZWZYC{Q2wxz) z`CwY-(!XD0`EOJOE9r+ODeGq&IeZ}E{*1|3H$KtZK5En=Ig4NSdyVPh0}+pQHG_`X zb*#g7t%8>@;~%r^OV(9KPbC$t^klN>PtuSyw2XgD8d&n=1QTC4qg4oOFmbQ3I@%l) zvlf1mZ%lQp{bl?r)z8{p@+=YAa^7(HJh~9v)g#&86+>uEK#USC$!ZPu%vo5olGly9 z{T_-R))OW2+}?6)O0+Q`ttT|0!%i)Lr9G1Q&UU5Mk%Q0vei145+8l3jhu>q&cHG1D z#BMnkn21>x@uV8jIV(ME(sHn;&_8l}3C4~y8Dwz{0k<;W8RIHrS#13`xPYflGb{-; z6tG1ju+9yGHJBHA^NmvIt!ig`^K>A&4v&&G0Hbm)z-kU#4J(%#HWcPnto7y_i=ek^ zCJd4ZScBaG$qj@PpA&6^IiiU;OE$t}t)7XX*BNc%fZU(aEY=V15-uvI^1$OQOUaea z>8xlAOk_Ll^?S-nNg0sOhIMcV0oMe(D6!sA$r9j5fFPY`2@Rn3H=!EKIR}X%Yp!9% uHO`!NM(YZQfwJ>Xp&>N#|M3rvU?siv^2New*_Sf*KcPONQTdb|H+}&fN7d#4 diff --git a/example/oxford_sky_masks/000139.png b/example/oxford_sky_masks/000139.png deleted file mode 100644 index 46707e4635d7eaac31cc013d86e3b41d4f4b46af..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1658 zcmeAS@N?(olHy`uVBq!ia0y~yU}9rnVC>)k3NXmCm3uNUusM3VIEGX(zC9RNmU6uD zs6)d4?qge2Pdj(7G2494|J4UK3HydUBJ)ppe{7u7nJtNxGf@Uf2Eu9FBLvbzNCrh2 z0Z#VEMzB3#WiU=t&6GdUHI8we{ZBk%PXCa6;@_xvQvQ)~rKa5kI5FM#242)G>a={YU2a z+@BEsNZC^8x=|g+Pt|`Zf7;;sIgaf2+@rSsh&x2L)1RY1cq>)yCV{OJc%(11{v`Lu zc(8K}d)`l6f3$uwNb0!3K2MK-djH(|j%@AudB)+N8k9LJ@kITR`zJehOf%fC{9mwM zT^;C%{=_+x_a9L&QUW?q;+W-6?;0hLaLw5tuK$1`3sM|!TsN`4`}`A^nA0=XOYT3h z|7d!VN?z)j>pk`-fFWQhwB6_#ciTtypUyRE>5qbr)f_bVr|@4Weu8nKX0qL6gMTXf zkBC3VMVbXtR)BwTLvjL}jE2Pqs5 zk_C~RmO^wV1%a;Ov=o>QB!6xL#;pH|?MJuvR66a`U6*=B_)~77Zt^@}YF0%fjSH25 zA_!7$qB2kfl@tc*lAFj}s179ayQ(EWchm&mIX%PuN%W(%V>U|nh0Kkg3I3e6W2RyM ziSi>?dn#S_DZWcPqx@H%<$?4IhJ*CC?U)VJZ+_%1 zP|LsNJLUp8_m9~311a{8=Tm^DIsP#QYW=hSN4wE8$)DbTf+ass_#^Z`)k3NXmCm3uNUuuk`MaSW+oe0z{_lEk(| zmV-C{+gB+)^LZt5=^Lw-!kUU*>OWfL$$ZP5yN5iT%AN{*RmgWHbLv`=ekldHl)Tll6N}&OgTfb2{4z z^T+HzPgiKWlNB&RTk7w*L zK6&3r^8N|^9-tj6_19Ar_8Wi{-!btU&c#j=YMj!1xN+x?nSVM1bd>(Y{SpfA zAzJNCfu_!%bpIGo-2aI=h{ygj*B5B4V_h`JVUzD)2TJjOvYxFnIc1X1Bu^txwUa6{ kM>&Ho3~ElQ{ICBjes`9we8h6U1W-}!>FVdQ&MBb@0O};IyZ`_I diff --git a/example/oxford_sky_masks/000141.png b/example/oxford_sky_masks/000141.png deleted file mode 100644 index 69432306218ae67b2446bf51a7cba76d887302ff..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1518 zcmeH{T}V@57{`y1n##!ZLZ{-Ku6bc(I&}@ruNivEX+$3v3X9aO5*e z@KQ;kAUG#pFcJ*h;A_^d2AN>Z0(~7pDw7<|q@WkRmI64JA%9c#2F>D! zzA{U^Emfpqr5Ir;{hI8wCZaV-A!coELE~*)_kKVlo>tc&qW^p*0edn%e+?HXu)1Xk zH=|sH08`?P!vH$k2?6BD1p%VLF9~USvZi&IT zvJ=#&#Pi_3)?EP+bo5JTp%5)YgamyxsGo4A1K#F(40u5;ZYF*L@YtR*z`N*?AMi{V zP&)I(V*z~8pafhyC7zHvLA}iG0`(Dc)4JEpR)awUwH+3zPQcY^JAcP`AD`Jd&GmWw z!8nthq}5b}@4!~PS*VWlf$e;ivBd|*asvn8D$-GVa1EfN+STyM@M31NtEi4O+nd1D zEj7z_OR{IdaDs7LmzW3r;FIAU^eDWcxSp3S&rXEv$Yh&nEwzD^#d@tV(CgY6GPXgx zTXBwPM^9G@#H!);u=Yjd*1+R9r^|rNK(Bld1UvXimHrlgVRv1sfDd`E-d<@dwvnl% jl#vWb{xAN$86Y!JeYHpwvHm#?|H#SnB?Y7TH|~80`%}U$ diff --git a/example/oxford_sky_masks/000142.png b/example/oxford_sky_masks/000142.png deleted file mode 100644 index b6e67166412308cf9fb68d5514791b5317e22305..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1430 zcmeAS@N?(olHy`uVBq!ia0y~yU}9rnVC>)k3NXmCm3uNUu*Q12IEGX(zCFmuCvz;3 z<>0*k_Pdz5y_DDt`?gL=@_~-e{j}FJPU`x}>uQx*F(8SRK#AN*%YhPGJ?}|P z2T5edsKw8IvbJz0P-6SBRBB6XKe-)f2hdfsfOgET$p+ey`)MuEa)<;L%fnAL0;R=I zP6U$QPs{|8*H0`2lG9IY#7f2s9P^))Jb904-Mj-oJd1LGHk_Yi-!mT+vDtrAe#SpG zwlq5#{rLHb_@47mZm9J4&R428w40nf*~YA{>(9|2K7GEQZvEi=6b@FH{n+^DL8zEV zoe4wEj3xI>jG|GbD_nX;w%$?V4PHPqmXOGeR diff --git a/example/oxford_sky_masks/000143.png b/example/oxford_sky_masks/000143.png deleted file mode 100644 index 5ae645ed98ab0e9b41c8d2815f1d5220ce1cace1..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1700 zcmeHIZ)h839KN>L>rI*Skf-o~nI=im6A@^Zz zTu60p#L~-X?k28H2osThaIX6>>10R4I=J;@OXr3ZTuqQW@PlZ%6Wj%}#5ZX`DEdkK zAo%6pd+zx?&-;6Rye~KNs>fBgXWt$Og6aso|0o1i*FsR$hr7TBsG)X}fS}qjqTlh_ zRMpS7XODir>)bQ9UoIBE`SQ1c->dI@+E@Ka-LZN0xNq}t{erYlv{4U`4R|^B0s7V2 z%~_*WaPn_TSBPuoiDnH+#R59)6f;ZTT63_+hc}%-(j>M5iB3PcQ_|Y;OVfW&Vx#VX zEXy%pDSp&w0rAJB%S3C(MDyJN5Z{2k4dOpuGne8YzBmu!|JxEUWVH43(CKxW?Qi`Mz`&uny%#F)qBp zj_?*{P@i>s;&uxt{95%=-%0a7sC|GxD~y);b$#|og-@%m1O9^Cm`liCNH>JN;*4~R zUuGVmZM3Om1PZzKB!2K@=p}4iSp{8OsuW^^iT1ZFl3utCKR6UJm1%;?s2<=bOgSrW zLmZ0v%WS)sP1sgGO4x!O-dLh*1)w0jM5GN_0(3)fAU{U8kVW!&evJ8*p9C#v#ZDn8 z9spfOU4>}gymHZK&G|S7==QQ*f5KJ2koR$=-v1hzGfmid2v2TTnllJC7V1wL z%DQcI$O~5xij9UU$WA}O({RI_j^6-RXpldEjL_P(z2Z;cj+w;$jD^=o7Xk~kt{mrM z>AYMO97?p5F)P;#da*`X?RLX$pgtnE3cCS**zG8c*-aWSiCc&X*ttbG=gVucQ_3*s zqE^-SIBNzip5_n@nFRZL;4OB^Vq6CnIzEmp(kALNxzR;>4Mn$7+*JGO3~_ z*pjjQx2WGRjTg?a%Tchr%TCh8x%^XfOP?YNVfG1~MW$22S>Dg2vQm$z6SVEYb=9fV z3}iYFfhR+B5U7C6BkVA<0|?sAa4c`jz0da|DKeY{hwr2!(i*|fHjLQua6I2FI+VxK zUA>mcqP^>CMCwI*AE;Vknq-7QD-ip3dj9=x|1&$r|BnY!ta0Ka4S}bgbm{j)I6eK> IUU}=>A5<6y82|tP diff --git a/example/oxford_sky_masks/000144.png b/example/oxford_sky_masks/000144.png deleted file mode 100644 index 4e2fcdc89b308c39452bd15f295c19cfa5b2ca53..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1428 zcmeH{Ur1AN6vwZIGaL#T+0>g8Zo0r~PB+~p|4cEiBh!dL!r}k45}dm}sA01yVZ-gZ zs~}cu(vxrc(1VELADr`!BnbkkMv3=F5|OY~w2N!&Y>0$GPd)U|+xho7=leV7a?MvN zsra~*I1Iz$wdG}3F)UhyVNnl`LI9JBy0jP;Q==^_xz-)^d0EUz+@@8HFF0r%E6n-& z@pf{WK8b#5=|E?Mz9se;%#3{(+O1c6YezbTRc}WRIlBJR5(ZWL&qw zuAn;%p1IkHvS%H{p!*w6R!r@14Rj%uF#3t450!X2pzaL@xyM#Ll%CHEx}ilaUk6UR zY9ZX_l|LWySypK{q%>|rv!~u%2<=(w)bzNgCEx-ihwp;9UCB}i>2CBQ?iM}jWr<05 zq3bwRIa*_BW$c+Vk`0`^+^%qt^dnDWK_^nrI=eq`2HNahXL*#!KP1-N=UfEE06;Og zY(_GSla=j?G?KOhKm)MajQ|+(asVXp>;cebkpZwNsRCe1;ZW0dT~mPp09W@m09LOP zfE3;gfC?lrqrU+Tm|#E!0BmtR04%Xz05B19Ta6`_nb&{}wJ#b3Y;j^p5L9jYrbJ3Y z$mQqQlbp&$LDiI^h(L$BO!~-a9H1STF|4nwetDCVhJ}9mQ_-uFlK}XOaV6tPDQW%*1+8( zs0xnvE`36>II^hkCHlh3BRvDB_*lUcsm$f8eNt=jNL8eHQLZsVY6akYF~oTFki8dT7?VIXb#RP*Zks4Yl1mYbAqdb<1R!C&tbpS z>3zvioroqt)q+T9fe)z7rjIx#_~PWHE*Wkn45t|1_#=qz#ZFaliDuC zfG)j*Yhw(9))-Ct!348UgX|(m=It0@zf7A2CUf^n-uLd}TP|kP2J;4jAT~Mc9B&iE3u_6&aA7?FM8R6GlOWc7=X6vbJ!|;+ zw&CNg$*wiGr+zJYDx3+~-&MMQiXZv@aII~rD#CV4dl^@sdtP}_|AwTi8l87?(|iw?LuanjY@->Easqlp=B1W z_w81<31neOvwu>g(529VjXN(1nh~&@O_Hi?(Ra#~SkNS;pvabcv7k$<0W8t(AA_dH zJjV8asTDFppT%mQ2i>>wC^m0VkI_JVt}T%Cfmkw)ZR=Yzxgb1Qu@s>gC1PHl29F*5 zm4}K+_sa=3^UC|PhhvE}EzEVPZTg3DJ+}%?r9G?AQMsf8z2w`jx^00RVPGQ1G&-&g zbU>G!t`O$Vt1bF2xrEDXC#{iGX`r9#Q9AQRr^Fg$3T-55M{I0(9EyON&1@ED_*Q`0 z_6>39<&oqtRyC@7A-Vk5yk;X#&cMYr;@<$9#Y%pijk_@G**^xhF4Z6m7Fn@r-bmu? zC)C%;6w`*6qPYQx?yfi!f*gd|7RaF!o#@nkD-wJ8n|7Q-N@3&z^aN}A{Kqo~ z?UMkmo9N}O`VK6t3!Ik3`aR(1)G0NHj$matqofNKx8h8Tt4ePbUTFgJ2#RX2J_8p* z3rai>&Q1XVBz|%5OsaCFfIv<$ke)qha78=UYi4`l{Rgr~io)@pHM*S)*;R<`@ zDkZUPE^Ne?8kWkIsss1a-I*J3ZP>T~F>+80mJM~HU5h>Jr&8JC2ax%DFxclA9So7X5889F@qaZ4I@msKpZ4kU zd;9Nou@o*kK20%=df^pKH z-KyEO0Nd&86Qt)ZiV+&nq9ZCu12Qed>4PL_y>E^{B%ZK%0Nm^83(%p6HhKp}Z^Jc; z^+&N>ktTZtXc%_?;)L1xe&1*Cz`U;xc5@kL^?sIa9YmqZs57v5Sq5-w;}nj?aeFn?_l(M4FFdq}P9e=K3-d zGdkHl7m68Ync4?))@OWH7*9F%%xnm<8vRq`IV(%zH_mov+nE|n6j=6K78#2y)VRwc`y0DJew|o?8eKNKL8Dh#-P%#t!|Bao*k| z-dnOKJpQAnhc#b+C9L@D?Js*m_nq?V?-7oVVszigGx(rG0gRS%owzXQ-5e2F?~m86 z&@%Q$`mW=wnY#O8F4H zjSK6Yb-W5GzR#YDp$5EgtG`YsEN5nu-^*AuEvP^(luo0V$(v*7uDi{P;2xgUs7bU9 zi>ySptc+ZjNnNZehOW9-C=hQe$z(*viqd0%#55&|9zuVoJPhLslq(_WuGkCPNxE|qweA)IaU+B_VC1!G~;fP4Lm(1wUAdbIrOS0*_DcwhS%2B>m4WO5gR0>j>xJ&4rOWDI2Qd(B0#Y%Gn%)Ufur;-U7tHl?} z+Xw4lp9W^MNmoqU+~G}~CgEXCF*K}qOuG8LT$^QS%{!={?S$RqQNz{acr|Je{;8>~ zsV&b8K#4kPD4TKk!5~ubSGXIQJI?-_Fj1e=1brB~iHm(*nGXn_-Q-y8_x74a^ceFa z>jh7(Tb9(Q{Or%NF)AL38_`DZVHFGu*E9+;nOO9+s*V&cuuMOTS;UIq9457QCyi)s zjtJ6b#+ljV$Psel2dKR?pI_h#O^L!E317akn7C-6!owS#a>&7{Q6$m6XTE$-bk0Ey_mO zZ;P@QbNZ0lhD)jr<^kaQh69}C`-uVIBt-2q0;?a)->0?d+F%!$A69YdHM#)^9Frj- zIn?E>H@&;jrfh6KYGC~!oisVmfz00D55KW}5IB=tV|zdw0S(s@lUlH*932IvR{dZU zC+t(9+rSLpUI}(6%bW*oBCrVi--%s)>Y=%A~yX0=fAvyqvzlMC2ZU4 SPEpx!FX~V~ZrtplgEK$xv&1 zxQNip7+pY_nF=UD)`cjMxzP^Rs*w*PIu>O+*-1=D5Yj{gvtxTtyJcCjB}_Wa5x$BfdDnK0;^s*ynq&KkLmbh$ehJ7=nY%Xind6ONGOj6Pq~sfk}ZVfLS`Xgptb^&8}p)pLMldqH1_*& zGGp)QHiUz1Nof%kMNLaN7GE>0_kCvBjj$DlY*I$6J>3vT*G|Bu*7<6MtxPa(tA=7l zVaYr%3QG^It5%!)AK>Kv#5z}&p$se@ro0^N7T`YR#!3-}Fs%JnDRgi4qQ>ik4PjG0 zvFg0Q`JF*O!q@2#D5M3LA3~RUNmFrQ}0DqUf{BWqM z%L%4xL=)AaicK70>SJ+HRj9@l8A5veL}*X*TdjemwihxOtKjxHDya3tHU@rI)|FLh zouhYz630(OEG7k210jA5eAXGP4eRrF{0BquB+1!}p}nqPOlTyalW`d9;7(vKQkYs4 z-vct{8to<49%l(EvEQ*Ar%Q>I0UfEPw^HlV%l2979K>o^eH)m*N-`BNjUzOX z28uy*&vy$aub#A55U_F$ z4o8-Na|)ylIgc@`>KYIK@6UoXf~%a3@5HTFUpw}=JjG}Hl0u^Qb3@b(e6rHbz>=pd z3Gh(IF$VLG?VTeKSlwpg0ZdH*1IXueHo)KWUj$Jnooks`NixGMs`KqC}*Xe_=T&loqJrP#c%wQM~8ZUHbfoylfCxb2$YJ> zK#NIWDyHuN|AXSH-jq_oO}LEQtZe_k{ja~q(pyjC$jcvBW=}IeTXnWZHJ~_T{uK;f BA0+?) diff --git a/example/oxford_sky_masks/000149.png b/example/oxford_sky_masks/000149.png deleted file mode 100644 index a4228035ee855de39236297e6e4982f6a56917db..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 2323 zcmeHJZ%h+s7%y0%*A^))6pAQETUv#RCkTJSui?v!CbsZvP|h9*&u0T&lR?0%a$zJvQPVRdGGl> zzd!HuzPVgez9BP!8_s31SONMh?G6^p*N?^WY2-kG73o){XR$aB^xCunv(M98KCeB@ zYGB`*SlssM?cgngC28UIf~pmpV@T}uoppGC_ z8(>AU|0b}dZ@X7&42fkJN-#I!w$$vb)l{+dT{gd;JpJCl2J?v0+&|uQm8d0u!|m_2m^`BiDY{icrn)WoplPH+=|i~D zWGzGW{S)i%1SIPAYwQ5G0_(4-K!IG0jqb;=lJnt z&KR%VMfdxBvDKDA)>zlmiBy6_<>{mnuVz8GVYEFAC{AQW&$eN-h?jY?oybIpX~}cV?3oIzy3l;eBkV4n=Z#m96#WXd-IuDij@oLJ zDml^be2MI3lXLt!*@DifJ4m+E2;5h5H`OmM;_(oofBZ4&;P+#m%QO#57V3QBuBJU0a7i3n`j{Cnj|hQ2^!1T|;pv~tQ*vq% zSNxuaGIA5)Ub9e6ZLbt{?;T>_CrX?fsnxS*Ne7#pU0WL(-aG74lj)F1K4E}4edH+Wy#ipW9vk?$-Y0<(%jHS-hhNH%;Tvu(o_!HCP2 z3x|SKhE7?^;GCf7PNfwS`xt7uwieEb(R_8&rDCS?iMRfTr{8_zLBgJ+WtyjwD``nR zKk@IOo%wHD57=@qyx>T5D(-Ys;U>|3S4F^81gQUhyOd4`rwr#Ya6N7dgan~ck&q@% zlgcC`YB*ray}_9O6K zOC`O4s}XfXry@oXBa_icJWce}x$$EzVq}<;ooV6?QkMzwwy%h{Y=8D+|Mus6@AE#- z`@HXY^X261EGa6O!FivY`eCUtSF6yHyh#;xk+^nrT5w#a!sin z@)+V}rldMT?={{{!4+VtGhot7?%YC=@vaD0c2*M?kF>-@cyjYarn^!+^IgSM3A0Ep zJ-LVb!W_N5L>kxcVBWt$_mCI%|+SuQe0aO$Bva#m%k1N)hHLP*1% zZNRN?+>H>>Qh+L4X#FeH*%khBIkRCwWKRspMlQY^R!4iJ7oOV${zTA3wYRWWC^4(q zyvh_4b~7qkB@NqoGPc?Mz!oWXHtCjgw1Gd#YWY<5neDP@D*K$Q=IYh5bX$jc8;$ai zFBO7jcZh#0l6AdeLlKkb`UO}~=|l$;M(;T(kR<9>qg?Eka3t^%jcT0bkTx*Sb}OKv zQMT(Jz#=O54f7UwObk$}*97+dsqQVP;8uxVaw@KAGiwCHZkxB&@tBRTzVAIKRpt;gCEDVXF10Ull(`u{E8wAiI zd6#V;x4d@6B*1n9@FMXLCsYIXlzIbW!ih<0&}k!0&BfH{N*G%%P z*`@T*f(hge5cjC(H=RV*sTODjklpzRxDGm}lPJ@OC;79?+bu}W3gFGHl*Z|P61HHxC1)8Zh|O6szqLK}s@b}?JuS{y6uV9pmsiAZ!IC*y z;uhI4=(0P@=HlAjhi!+&rx+_P_g`cx=nrboE8VoU_8W^NXQh|2yqBY&?}<~G%=29f zX1AMKVv|(uri1*V!DarmU?L9Z^)&*$_Spmcs zFZbAqwM+vb*Hg2@n4{g!1?eWUHD&@)*KpDU9#YpFPc6YS8VW(xw7yhD(jchXBAsXZ zow@Upq^C2-rlPq_0f;iF4EklXgt|j^QPIRK?i1C0&BB?h^CiL>XLp9bh)JMr%u;%@ zW@s;N3>vK&4f^qRq<8I*`zdd=QNml8OnfHpl@Ac*o=9R4ruX>Z{c|=Lw!*s&WEZ`kY41L%1F$ zeidb7qvSn^PN*$DUywvvT3N=Yb!P-{^`jy*Pf_rn*y<17By@BqGK4=*P?qDyIcI^g8 zca?mSwZV8wbKplnaq6=FB>~mtzEg4EI6~wez^gUKABnS*h}=W3!VZD5Onid-VRM?c zt>a2}juteW2ZMgMx!^G(2g6KpC2NnX-je+6vPub7ch-Va_RaW>G9v1f3Wyc59toOJu1ZNa~{Dx&`P+5$zO& zu2)!An_5`1tY&Mb>4!#WnVlQpC2iz`S9nkI5{(&X?bf5FS z&v~Bbyyqm>dR*DQKkv0X3Wc)2L(%#^g+j}wP^cCCQ}<)ohabcs6p zaNL}^w4H3e!*CR-3p=Z>b}|Rfeh;dwL*R+!3_8zWbk3J;w=CMDCh{HsQEZKw>|7l2 zddJD!A^CzTzqHXC)k()aKx~b$jZ9d|PX2Lp*XSn6b5_cO%*$z3P z;DT>={ZqXSS>Kz3Ey@FzopL(glxO(PlOcXjqAcK{@k+FJ@(5ZN_ysU&AvX=SsNxfn zu5=3u{=HDWF(_R*z;Md3U-4|vl{(hVz<%s1uBDmdJ!GRc1G%A}k#bqKgHUV}Fp=H8 z&||NZNi%~z8e7KoDkCE^l}#=5Ove-do{ki`p7u-SQVCOj>AY*!JxN;V(_L@z#ebs? z6)NV6>baW9z-`RyB2Uy5LR%%>&SfK95Sx|Ecgvz;lG1SNNNv> z{8`{J{~4hcB6PRzN72C!j>np&C)d#5y$3mW67kv~@+E*c6)_r;_t zg-fvRB1%cK=SxY4@95?*n8i<%Y$zRexGgtBbP|4#Q<^6VP>qM?A+e;K>%sOlnB!14Fh2P2^Ji81#5K zb*};n$Vr`_kxK~d3qpSq-C#ABP3RfH>d=mjGbQ)sY~BF6z-5fLKBny@ui@>0xwGUE z#i|Lp%$K_v1UhIl*vd_e#mA!~()enru8dHFH9UhxbZa73D5F#GT47L)&HKZ- z5Z98oqGEG&wk{i#6I5Q}v7H)I_>S}!kY>Fu$Oak2wq1;c1MPNGQ~#oqGpRnDh}mPx z3;e;Q=_EHrYx|96ll{+Ipc((Mj}xC`mO?bW3v-t01VD7Po4{y4K5dmTg_69GBpUMC&C5 z1Qo$}saDrrGlZqm#trn4I?b{V%`&UW@s0a58;;2;iP61iyGyozV97q6^E|)j z_dLJ%m-pmY-_VpqN4*+_AV{>jRCyUe7~u#KVqrl7Newru5hQ$4t&~?bhy1z}f^UR( zFqa-26?`4@nfTkyD)vCbtsBaZCQVslfnKrckyjV4#?trQcAjFBnIS=UA_8w+FGd|j zEMYl!uM^7B;z&M|0Up)0I{Lf~Oa>;@Gr;s8sEbGS$lin=U%KsusM%38->>T?M5(sN zEGEvvJbAh6Wp z1V#~}ci4yvX3|3F0)=zRLWo3Et^(CNj|OC_)jW*-gv}sa^LI`}Oge*zmOcZ@;K9!O zZXV0Can?(PIL!>{QQ(7lFaZwwH^4U^S4K{bUIhAT202{ zhuAEvYu+;48DyCZzC^HtPEpy6cAk^VZgNx@lG+Pnd^QV4P9Lues60GSdAx91P#1%r zJzh6>{RLZyf=l$f(gK5}(V<0~~{taPgcX8%Bz#5Af1zMNl`yVG&`{h=9@*5=ul$(Fu!0AmN7tj$Z}R zJ-1DQ1wdO^{!mKls7&8OFFIkJ73!T+R`~@^O<9cZM^BJRcgQZC zrbn6);%*|y@gwwWQu0wVD~Ob`Zdk(wDa9z!5rl&>`Dr{OrEDAx$Kv~h<#BM0D^9ab zuJLyIKJ~&)E`cBF92NdsbgdLWo1#g{D%N;8WRaJgZjK^8PQ>EZ`F)(UDGCFII#4OI z$}ZZ+x<&nFYk!4bNS}jE0FC4RHpyd@(8+6GAHV;hW)9El^{*^$Kp#>LLcbnSX`50GHJi|4@yRQ`v z+2&k*-kVOF_bI&5SA3sSyP)3x6(}>nkD>V;{GL0ns8w7&a$U5$h6MC}8e|)c%SWzM zs+`ZY&gC4|;#POwc6o-@0>OKDI|Q+!qqjHi`KMfMnY(NId%i`EQD=&v^`56mTO9|d zVE=P;Q36Y1VDv)n&cP(?O77p{oY$E|^fhY7u2;2|Y>fH8A@!EgoQ34T3Z-LG3HE0t zhxhlB+TCH>vAP3EpyY(rs}HRwY>TrEZ7s80JGYP-Xz({J=O=Cr9z1Yk+sUq)pm{38 zp9-{|?~}GHaYyo26^!U9J>Uky3{A^M(L^`QDhMby#tfmjxN*%LhQX$d&M`Q{u3Q7# zo}(f-T#JJP^;M)9zRx*gy^t3au%WUyZqK-Em)36#3eE2P?KPqG=bT0j^_zVzr*VB) kdc&Snzx@B>KemFMBP3uQNR2qf>kR(6)GCc~Mp4`GJ0Xk?D*ylh diff --git a/example/oxford_sky_masks/000153.png b/example/oxford_sky_masks/000153.png deleted file mode 100644 index a97d21157a672cfd7e886f3c32c7469044519119..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1910 zcmeHIZA?>F7;Zr*TBXopJ3c}`DLOvNl-U~xvzE^aEgN&$f4(Xh<5%hEPB?Le8W zRNK;MiBR~l7&eyBY{Zy5Ita0?_s%7aBMW~zjhCA&#t6CR$AGND&b{d7KmYE>{+x53 z_j%s;dEawxa^3G3ns)6d*ui44cIley+gYr%Ocsmn%7OuwIMbqIu{gE5`ol-9?5FeG z{$qQ~j7;byff54o5f4?ms_C9;tCB2a*{e`-HEIQkX?%kz_^EI28?GU07EV zD|GqGsB*Ia)FttIG3=UEh;Cn(ZUiGAdOF>u{u!TGOEh+u!Gvi{kMVH5L?yf%c%EVw zs6mJ6Aj(h3)P2bk3wsN-$#bwSvq%lvY3@0)fFls)C1ebjiE(3($@ZGT(fz+=l81Bu0r(Rp zX)t*)5=26sgA=(~HWl<2!cL_Ye8zPL8o*J}mgS+~APoxod^2RF4Mj#7HQMr^p~x^5 zTgbWy2ZLAh2=;JABT-A$uK;YSJgpDlByEby->}-bma@#vUYiBHRn=*1K$QdCUy)?l}?-`m1HGZ z5q(6mscN&pECNEt?*PiRaZQL#Q!|nrhz!7nWMi$4<_Fp$LovTiX~ECCrtvxghu!i_ z2W-tXAq`LxXMk_5;1#>f9Efxj>5KWsMs0V+RVB|IR#@N*+$W{fP1tS-xlyB-y{-WV zP1Uw$dqp4l1yeVZ3Dny;w4&3!A`1(e;A`s1Q^Xl_#jHEhTBM(f-S(5a861dcX}mhL zBBEtKk$=VRlO1-|y2DhB3Lm!4b}{n6im(*Y&&ZJ&PIg54?O|lNbMOP-%5Dw}7l06P z++5LJKl^S`YjI9k`fyLSlIL3Voy+6Ei|obJmoLDtA$PseRD}vvGMWw&?~{eGd9pon z+5RqLh#2v$Khq-3O*f0Jw~6H2;ra8C;yDK z7vz~Lmx9}f-*EvQ8XB=$KmwNH#y8V}7akIl&7-6D*786C@?Pm?GXx5-3Yj*U(+EL1 zu+Tv6Y=Zy+x1o%uaMnSf0hZ|Z9Sf`qDJML>!GzExR0~|klCgQuVM+Gsomr+TM&o(o~@=dWNh{nvg}{D~p;C;da!H5lrr Iw8#7Z2EjOojQ{`u diff --git a/example/oxford_sky_masks/000154.png b/example/oxford_sky_masks/000154.png deleted file mode 100644 index c6800fb71421f297dd3a868e2af1ce0cd31de3b4..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1979 zcmeHI|4$PK6u*Md_6E{+Ev15^y({gCohU{SWk7+$mTw|o{1O>h*Ue;M+Tb!uBn;(R zY5K{+Qn`kcj_ok7@kWHOrS(#Y4I&FSb?*3fI+t9J;jj&E#@Q04l0`C#5Kx@X9fFxh z!;CPK{UEgpI!SUk2Zvq5v=}B(V07kZ=t}nEb)*-JUZ1OE1sNtp*hzK=CAstBGzr)m z`=VHO(Rl`j!FC=^g&p@Nz`VaC`+deE>IuF(IY9+mk+Xp}LT&XRKI;sP10TzVA#^{y z2F$!ORIC*$;W)Tta(Ru@eta^jMFiWPOvG; zIJ(*vB1`44V6bdJr4Nyf4sYCcu$kx22>Tm&Gtf=ua+)#1?c2~MRn0M2& zmTT4vnN?%GQL@d{BI@{^DPxhwbJnejY{exP%BexR z`SD)(6DxfOYP8h`2i(&(`#l$zE@Ynss}I>=){^#?tfqvcJMHoyUC(}F8G>dtHl16y zq&+N1QSX8oC~N1^)!4+vAEYa;BJv*PhU0Ay>`krk6?r5z1@EJ0=c?%MnPPLwc%e<< z)`gk*Auvj&gcvHRsl+2m8x`J7+C}sRb~p0bVapXJZ?$KlHBgya?pHOL7IJMGh3>Iv zQhgfB{IpBjD5!NchzE#*jwbmeb{fxY?~<-f1tJ=8RtMT_dePraUUgE~3&ABbdO&Nr z%zS9iR=!T0(kE!ciAPw=x;hAOCWStjTIOG%4Ggiq zTfKcz(($j6#|ED%vg3X^vS#uT9LQ;wee67k-Ih9Q?OUPt?FeTrd223*I)=ut^#x># zH|vYc_>0&{WjJw4SLbh_uW}vjL^Ix0$TjdW%j8`qKUjY=pn&=VJpWT#3sof%el73l zD|ph-ESO3PCx%ciK13fd>1I5f7{O$duEBoPm9CY`CKmB>zAD*WShkKkCtZ;=?WdvD{bLM3m-xa*vh3@f+*60 z#4p^nf+aGDSt8S9qBTzI6yh1>x)J=rEJ{Y)np`9cj*%K2M9{rgaLN9JCHv`~d!F}w z-sk;%F1fDC3gc?wIw6n8TWvNOKH>4A`8;0K2>}p1IsdSk$BXrv4Z5o4s6XySIew{; z#@xI7Mt)mXpLfkO_Pt7rxBWI#R#-Q$3G@+X`!}|npDM$)O{^WU2ppNV4TamE7URdJ zjM%mc(IKyzIpDg)PSYa4>-3Z!v$SR;DJ@T#^{xPGq-`8o;xnHSZdF>El?9?wPchvc z6u(U=5T$yS=ma|w9Tn&#s28#c{GcLUdqvj4(QLULaoi=&F4GoXpvJfDbzB2kK&czq zUA7IA+5P%nMl20{ioNIWQ2X6|_R%JxRbh#Vc3dL7FJu)d7JFCY@!E`WRjezI5ij7l zOqdsp3ZZ@jwC6j%COk>;6S#$Kze>%xDE3$r->Q(iPS>WLTJ8X|8aCIaDpd4qp~I?( zAy2-qv#@oMmlI9V3wT(AKM^Q{qEJluW42DKflZY(0(*4biNmW`lvKar*#~4M7(kCx zVpSZD|EFw9hndd^(zq2Jv5|o~7#L`Wgd#|2?^-TsAk}`uEPhI5goRQWu~QZ>agG1t z#dh$1B9uTJ)E_emyWXG;4#TGQEL}d>e@9RePZHAAW}y))Xt7HIHJIs)V2CV-AuGxb zZpfrTBjv+Ba9w^wK6TRF1`F`5$Frz%xD6Z*N7oAxBmHZTG*S)0-2|B=p1{xJhsAuj z^aSunU@^Q<)vwFfZ8=e!iK;qXlHhqJ6#_wRg-UL?vX-muVk>B^!?ejeWx`BrkOog8 zvMQJos@1d72tNql8SvBI&jcJF#jfG#W*!_C_$2FBygT8GXk*DaV%b00sEN3*3id?G zRqeHEE<&vLCzsPcJcl~^i0&8C0j);zoLZtK%uc$r@&|V&bDc}nggAS_WUVIUk@z`vmsYb@x+pw+l{p8no*EOr#O#u{ zDfP%XuMu#(;2k;anhCCQJJC@ z*ql5ZXp)6-+q(NlgG2NYrr5O)9i<+*5-FqLG1jUaL~bgk;{c^`Xb8|-!xqtONrm)c z&LXu~cS}}i^*x-Eg$qJovQ=R7YcMv-N-r^e^oJem?UGs3gydpQ%V1V$fXxDVjUV|- z)qp(44w2=z(hJSLhgaJh=>x%ZDBm1I9|-nU^K96CQ}_~b(xzId@;!hjwcTw+zY&DqvDr{zMgLrR%7bzcUQvxS(eYK9s|~%u zr0OxIGI3#)=)NFbs0RFwEU@9lOO{@OyzmSGc-Ko%7k;eV^KEWb!ew-4M@Dha|F8dv a(|ENt_W>g(CFn=oZ`xc^VYs6I;`rZleLe;N diff --git a/example/oxford_sky_masks/000156.png b/example/oxford_sky_masks/000156.png deleted file mode 100644 index 699a73e5139c328de7388cb3e2fd495a7d16f9db..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 2037 zcmeHI?N3u@6mJ2cEd`-1wM?+>?VCs~QdFpPDA3XpUZxZVY9n0MV2n;XoCpgMUv7(~ zsJ#$ofclb&I^DuLjoL^f^ESBKtica%k!3`4ldDGETvxx8*swjfsB`-dmh8*P`JLZ6 z=XcKYJh|7gvDT2ndXGh;(NZdnx;h#yE|Er~A7y|5O_;d9l15ANRq9IXJL$jOrguob z&q%oa^(*1J_fwv(^j^7U8H{K5H>VQ@vKWJiA>6#+AtxnVo6z+;)48E@je1i=K6lG1 z=?&Fc#zHCK0-|C!mW-m9YVKRBq$fGA%+4AmpJ2xl60n`FOIWH#@6A`1bu!frGvbR3 zArom7nQYnZeb$ef$h2(-t1~+A9L#V9c^;^Td)<<5Q6ce}x_(CdgdxP6u}79KJ>}Es zyV*%h2J%&4Bb72MNaduKc}If04qSsBgY%Vf#1^$_2D->7v`={$h%;b>oo;AW!1qJF z)|Ht#yHFFd)ZYpO$7K@R%J$!9Kg0%?W=WNtRC_b~qzlECX$(ciCTSLXQlJt`Z11-p zx4JyWA^|`CU)aCTGUhQ%r-Pk|>6qGp39MF%og&r&J?TY;lelBu?mgbmTN}v1TD|$R znd4xyn)W`>&)CFHigl>0P3JS6?{;XVD4XRA&jJPKXR((II54?JPpww$AF`Z%hiV)+ z^oE+Ut}<69g4e)<(a<5H#XGeLM;6b-Ci|u?}+;!9=P$@vea2j={l&To)=%y6QktwT& zYLvumS%~-({Ew)qm*r5Y6XYTA&dz$OmMvd^DE3nf=9;S?Gbcy_8?u}Rtjb*Zm^n)R z5rd_tWoE-;W-+-r&R&IU;a;uDiv+nHc!BL7&}7Svv70+fh84fM6v=lLFOlr`(LXu!L%uQV3J`pVO``XC)6#po z`5PgWsMyv}bfTI&H{!vcv$g}pW-h-ACZu4pofwp-bn7lSx@(%q^EMM0;v1&Zciqa$ zl!w>AXycMvkzaRf`N61=v0m=iJ*bW30OkO;IIs#W13qJ$p*^|X zqd`vBR^k`S=lIg(htjLM2U{ZiVOjXY!%=y6FW?k(azA_qIJtDP5Iz%i;>CTwAzFCC zQ`6?4oDbkZz~+_C_j>egj$m2`u0(UN`vE0-Bf~Wj+6TlwUPPV?H7q!VgcE4J>Wi8p zoMD-|D#8M`IuZwLO~f7K3@f@T+8k_NiTEn`qV#}?-dg!N$_KU$#DR6p+Il1)mOPms z)mJ!z{1*urbXE7PkPrc@62V!Z diff --git a/example/oxford_sky_masks/000157.png b/example/oxford_sky_masks/000157.png deleted file mode 100644 index 88add101d409c35ddd9d752b4ea9034b119a568b..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1964 zcmeHIZA=q)94^Y>`l1C|=%EbSgWB;jyp1U^d@0}Y}7)m zM*z?0Tw1f@Fj+(jIe1Gprk%43XR=&cy=*LtgF0BN4;#yw!y!gXCs=zb#5Tz>p8F)) z^r>n#a}FP@^C6;W6~DSInd;}c8-X4(n+tTB^eLv1UP$Z&g9^nV=rY5nG4{rSwkoKU z`kAh0bJ;k^Z$|CX+!37O(u_uJUO$a&BUiF3{cIkzX+YZI6#F}k!plsy7g|z(;gl`I zpr!oRpi@2+T1uUv6;{moiGZ^Pd6Y~%X|i0bXqc7SE^>=jQyq1qc`i+%;5c*8&vy2e zHr_az^GfRgXIV>xnPMZ5a>Pg-v@fSe8;dj}!KKtiusn1o*QIF(@d8U4AvMKCD9XV} zFEG2jkmtk!RWq`mjArB9o#=^y&=zMuQ$@e!E=$%6 z;&MP3vlxjGQ+xz+UC;)W2F(<>@H?Pxkd6U+@T$;t)D>Fc?teY%RD-v0AtgQ{;pR!8 z7T9Y7X7pUzpt#QGmZe&fINPR1pOUNUr7qdiEteK>H-$DNgq_d&BRGKiicXr^NXy+j zYZ7O07!MN~RB2E>v)B935=aD@5;k@EEj8quC*=2(3 z&Ih2XrL}|J$UX%A3vADDux$h-y{Jd&!_Oz=5Ggrj{N2<8K|Z{?t%EkRXKAV9KHEMV zZu<<__^f02P1`wu!k1AyK&dQ7V2criVDd5(NITe6kWjVOf=}{18xHUWHuvu72w4w0 zpfD1X*#ecGU13l2ADGc;I(k9YFtRL839WC=F zTgSm0?*-FQY#AZIp3AF+7(5?k?M3b0-E9jkvq};1^p-!JW<3RzGznO;nHD+9bD{Cp zAz>0cpS-w_2*94}$Ks}o`^1dVt`I%;TdG6J?kzEUf=bcbH`z*H_)*>^0PcXL9j=MI ztIS7W$2H9s37AKTjEiT{`tBFSHJN2lK0GgWJYh?~TaM@lX~SYZ@OMd|m#VE~xai}k zB_rTZoKLv?@n=YLao-_kJq`UuhG>7swNs-KEqc4tAK7Z>iylKuik#xUOh!zsz&2+b zg(UEN@FM2=GEYqPqjlYp;G_ZA<}4@){#;bxh{Miwf0MVb@7*2Y|I`2QHRfv%n7g8` Sb*f9b->^=j#|JZt>;43e+b!1s diff --git a/example/oxford_sky_masks/000158.png b/example/oxford_sky_masks/000158.png deleted file mode 100644 index 462949a8d3a9c0dc41bd081067b24da3e74a225f..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 2225 zcmeHJT})GF7%s?9f1uW$A|Mmm1EnGrT$xY-ftI4}tgQnPnT}C+2H8YKGNDz5BIi`A z7+R`m70?;MAPyQ$um*JVkdf0s@P-V`s^-KlOO#>L1*MV6z5^0XcClUUYIo1`K0n`^ zH$6#BTQ!?PnJbty8ZA_%ROHiW{y{XF-w8Sx&|-pWR5Ti0uTsdi>HU7c?^hM2;s)F& z=Cae-OTONlV7eAqFVmh&cr;kz*5Wd}6X~>v`>d7a6K6(veee<9RNSPhj2UH_<4mD; zp)Fxj{${7cdeJVhB~-|xIa6*<$VH0{k9IF3HU9p(6iLBEeP+BXlFdzxO~IZ!2l4xr z9J~bStX$_aR<3n1&^AI%e(GIAmO3DM28edJ4+D=VO&2REaF}b0q!FO>r62_xCSG9; zq-F|F1?ez@T&k2tpS@k^4)MZGv0u}0uT>{ia%1Z@w+N}UTn5{dsqsw0kC|aS5 zd7plxi=wC|yl-AzxqG5Mg!i-c6+OdTk00_z>w+oyaa=`C5c9dSAARo3(QPnXDs`L* z;U)23@REd7>GyaCa@pQKP)LnitZA%s%?5D3YBC+9H@DEoEe3q|O@*Uz1X^xghZiF4 z_VZ$H68s1H6LPjP)F$F?Z~hV&BJG6W20V;zCNeF#JMvl>;iA2Q9#q-{5#B%r>@m7W#z zrUGyY=zsyb^w(FhsT(&M{CVxUL!G=g!)WRc!iD=9r$af)bfI* zwVuLmTMxhw7!NGnSlU}OjJ;|GGu9K)IBUP~siFkBw<(qLST$rC5Z5+T2nL!Oq4jw) z=Uiy7Gal~;?N;;%v1R7MBs^dOk`{dBo^=oN^iZV88%^%H+2mOc_S=AuBeCR4u)<*w z+>ZMIx`-w_%kYN)^`pJSJG2kXE)c(<$wVD~2cRhI31P&$0NROtPPE`AfDU7qob9*) zpx0PK08&I|O4LZ((Tc>@jYiWA2q`Dyz~DRLF`j^&SANSKsuMewv?KM21P!?&L6b6~y)y>+3@x-%c#* z4kOs7(zgS$C(zAddrx`9pcjqu73!NqpaeSq2bR{Ng9H71a{b8=sOus>Tam@knsx9& z$el~`70qPL@4>%>y=d0K)3=V!#?@MZ@lv2WoZJZ({u3sW@!P~&%OS-~5b!Q#G=ZI` zFMC!2(!^X!rR*NQO_<-rYO)l=(<@0oiTdij*vuTGX{-hfo{ySy^+!SLaRqxp70G8} zLH-HH$9bbDGmSm<_X=v`Noc-?$i{>3u;!XUS*WEKdw{ek?XoDK+ zf&#$@aqtRFqPeQ!?L#go@50_lO>ia3Z=zbz=8-U0>g{dZQ=&jVbSRi$hE~# z9JGoRJ2zs~`VB}84w%t+&Gb5nCYxJiA(~50moXPf7bD#|*?VXl*&pCf`|Ww(=Y5{{ z%jc3iTyD_CM86x&VzFZM>$DXtR(J%971n`3f|VL!*0WfVm-Je7Woy{)H^ZtWdI4Mg z;;+<|f)CHeukQO;z5UEoK2f>?iS$3xDx~(bWW3$zLOXZyVjUPE_o{P?cSKzwBdE+1 z(s3Y98+#e@h@<8$khv$)nVt)b-Du}i-VtX~Pds$hY*u&Jc{_Sih@2d?t7tEBhh$@d z39($l$7_tXA$#d-vQP-*Z{$VtjAaAl9X$GbA`|2W#WH)^D*Q41Gm*}O1ItS1g=LDl zkWU`7=#92!!Kep4{FHY$Eh#YrT7E?LF{0eAx{WUFUgTU)W3-curL?9ZEMY?IE*;2V zyqx|YaYmdo+Q*0u8JqZw_*Z%hBYsdYkj_-4*z49ZCZCbpnd%|itMDXQH5Yc)Xj7l?}1Jgm;)tuoA7EsA+B=+h7 zB?e-s3ghRXxJX|lhRIkM(oAl`J9}b?Mb;+Ay+a{ev&u9E1>exstkLYcBW{=@x8R{g zY1%X*Qq{P8%|{DbC1y*OV~<6}<@oC<2VDs^g}`U3V1%LW$;5%;yZk4pTx!PeIDUYo zO8hC*7%hjg3X^UGRlzJny`kEX9F-1GUua3)Nw;_$+iY0FNs@hl>=7D7UlWi0`$3?h z*SplcoIS#+F1g?ddOzD+?edjBGoD9n{V&BOmgU^%YC-fi;gt0f{}y^*<}DWb%D*I+ zVq9OGlv32B+p(E`Hc{`@3VqX>C|ns%waepgp`r3{s_Pn}G`68u%9emM(N!bj+hCW^ z>^DfrOqH(%fu#r1bpH~mwCjyx#7o(M_3Zh8hcvN?$lw5K z?Jq!{;msx2Wp>Pyl<+W$;s<*n`%;A8qmv1t_0M)ZpH$+o5-aG1{T7QG1hCUKx)aF# zM-S*>wK(S>0^9BmEWo&$gKc>V@EYva!CO3+2EGE(b?xGJ;7-TM(~PKt_x^u?o$4y+ zzQNfjoLX+J4VW=RbI^jD14;%sL+gb^`6KBpl1-OEVwreWU`6jon{<%A?XQPaO2!L| znA_r-OacNkHM}7%i_Ex~JB){FA=S8!zJlWYy*;%sWr~FQVv>0xp|2?b&+OTj9@4CV z&!WYyC6a?Yn0B|-9H@ouZ2DH&4Y+lSo$cd9&82h*Kyg4^ig_e($I*D`8xM~-iD-mV zNZYjf6KLCl7tDy11kbv%5ZO9Y#H5BDOvO&=oS@hw;bNX+^jerL%ijf~RXdVlo6G5p zXp4THU`db%9V$$c@vWX=TI0G|-srcX?fpMF;;;zKWoatGwQea{gD>O`yRUKH6Yg9c zltSrq`ZyFBM1#x_?bo371#XpfspeS!cjenXIh70l58vK3F3g7Y-8-N9t*0)9`G4z+ L4BCOht%v>rabQ(s diff --git a/example/oxford_sky_masks/000160.png b/example/oxford_sky_masks/000160.png deleted file mode 100644 index b5d26eaf094c8ce7632a2d799c9ec515c5d29548..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 2044 zcmeH|TTl~c7={x?*c{Xl1QI!z;|2x7l2#Fk3?V=WATmHbGUAr4&L|p$6`&qwZ|}0Vo=ve zsaRt$lR762+IM7Xo06p~8Q8i2jTuzlP;C_Tfk0XBmHAdKYmR~a8e*zJc?8yhoF5N7 z=Ajx_SJyo<50{fT9x$(eD8GDI1--l?_pt4{7 zRP59pj|ug6Yj{TKHYy(#+dYVvPS_0hE7k|@&~?kN<0vB~a-3zD139BN)KmLZR|F$u zISThaWC~H)ptc&DYHWmaRCgV2VX^Br?#6B-9(uR+6yhBZ&d|*q^W8#f$CrRpggsM| zy^61tzPX^6^{aoz-NG00Nq!}zMOD3J{=`rc>(IpBE^lk+201ON2sY*FlDzu8p)K9FKN=Ph>iuW!lsM zv>3aIcu+2I$fJQnKpMW|Z;qsN0=Bt;HDPSj+7~vUYmnO ziJ*3T!YeBG27rwZmQ0zU*+9rbRuXAWV#0~fLio2#Jg7l!Mq+*HRHa^(gSD2aW>k0? z!v*(8(}}~@`-r=xM?t6j76MkBq?*8s-Z?p>uEtvLl51Jv9g>5xBq{>5y>s!%R*-Gd zYZ1(sj+Oh4qLIe6DLt|MC9Nj1%wZQE4CsxXZbNEXBIPfFU&aq8nY)DExu#;K6Wl$K z9g7Ce0#OBU`n%$LbR3*OH%tTd}v_6Dr4ex%Ys}c;(Rf*mx(-sk{ooi~kp*R(3kUY#A zbuS|ht diff --git a/example/oxford_sky_masks/000161.png b/example/oxford_sky_masks/000161.png deleted file mode 100644 index 5ad47396b182e5cf4c64b9765d53db5309bdd158..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1954 zcmeH|{ZCV86vqpN(!ymRZ!JQ*-&64vJR9o7$Lh$3-UI#1Uw!MsF>as z6Eu4MMdDWnYDbG$5%opCYdU@@tCa9J49PKDA?c-WlLAOJsY_{~u^P9?qqbQ3sbEu{ zt7Mz1y-LfIbP|P_F%OYA+au1qdh4f_Dh(=|=vLG&m)wnJc|^F>?NpY;an^gv>9weS zK^o-lMinNVPx31zm?ey}Pj6M`rb;HQo5@zA5bwSaC8Kr{S*|jNVC%9ODjh#sRp=0Z zL&O`y@ostaE@};eJW+2Xf?ZX)2<91E5tMoEn^32ufs0^|b31~S#y8QjW{(?Si9_~t z+zhoGcOuwC>_t!>b@rc7g!duXN$ma?BoeZE zmBn$KdAhts+7PuQ9tnLy7ocG$quGhnF)&|}Db0Ex$&#cE%WhHW-VbOw$*Yt(?al%o z`2F0rkzKDpVbB>v@s0q!$*{x7!aKYszQXBn<~r(H#35k~vUxIQtl9Xnp)ozRENzeH zb<*wmLOJd`!52DDPKIv8YV6lc^Y&6`ROlPLFZC6Uy65ZeZ@j{Yk2%YmvtJ|DThag? za=m8=PnVXZWfz@_P0cqGE6pJuJGq(ag2f_ej(4p-A3C}IeSbw6{(6YO#`CRyl~=8I zgD%?7^j7GHArdb|pFvdbKTZx)I@n^RKZ5+8QbV-cf7+1c(mLwynf3%*UL(S6J7J0( z`iw#R4x1}^LNvnOpKt~jtT;@C726MZAJDaUJ05(*5FWKy^h&Im z*QgS_H1StqX;bFhmWF#arb%di5Xo+)Wo?3xP!%>TjC@Fy-?NN?C8$3MB76AKKh;T* zi;@Z0eOQ>`J^8OV$EredOTVv^P*4G6r0NZ-{CUr;d=j=9VgG2aHe~_k!l8enoX{rt zMQz{u`e#>lE#aEgZIVN9al=9dc^6A?ol%Z!w;Q7uZ~3gVNo8qMi9zHUeFok!uqg5F zb@c+(*iOQAwf4=50MF|qfISu534DKv0~->JN*ePKO^EFRBB z!*tW}c>BOxk~?Ucq=Wgqy1^B^#Uu?%nVd`XN}L#YD$#Jnh%Q?=p(M4%mPAPRV+%(h zS!eSVy)EccPUY#v{%eR@GrXoY1yq*%4?~_zF~LBJAc75^4rdF%W*~rZZ5V)XFm#9Ph4DLf$GzZtWKYJ|MoeXZhgik%kfkLKm#C8Z&EAIG;=D;f`65L`? z{Dw8t-LS~S>JjTzlC4^yX5a8s!w}t)3@_K648E+i?4{_LiDO=Cn&j7Wv8~_N zKh0(Fek}>~GTjPHIaOh-;nfZf(?iOywN0?X;ej68RWeAGB7J5GFzeKFVN7heXF8U} zYfJ%e$|;>u<3J7FFm#iLOTMbQDE)}Q&ARnDoH3BLMVaFpQx+uH>M5Nob_T_2hkkIJ zPR1<*TkMyJEVHisdejWBF>4{;Q9l^qFJ1bIsAjxtfJJo*Zh)ju5SjZBo={&BZX3A8 vfzNI2&cXCe@#nG4=2fZ>|4;wh(^zEIEu2pLPQLXg^z$t(+)yx-UwiZqa1b;c diff --git a/example/oxford_sky_masks/000162.png b/example/oxford_sky_masks/000162.png deleted file mode 100644 index 1ef30609491ed821db5c9459192614ef0483a7fb..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1997 zcmeHIZA?>V7%eE!FNL<)it^Fk($)_YDJqmXrEm)cYMliUvkul#UBVjHun^ja_;t%D zRA^~sfCZgnxC+w-f;vSPU#8w0oqr?~r)V0hCg`ws(ZQ^4Z%g9OCHu8M`*+TH&gpaR zd*7RyKTzf`pe~`3NTdY?a#Tekg-4P|VNGNxkdh+n3P_|VM*%7=F@*hgnN}KK#GWs0 zdz1QW)cmphs>I3T{?c!iou(^V^-L7r=kB!7UfZ{7(j?M}9t*XFhzno*O7IQ%q^8@Q z8n=jTzlH4~zH@gvh0lueOjo>XH5K9&DZ(d|yY0cy)`<=U47otRR#m1@E?O_JgQ}X7 zZc$fksoic`MI3W?J5zK8k)}spohDbjEJbvJ_Sz=ZNF*Okw9%>8i3n^GKjwC-r4yDQ zU59-iqPY{z|B?<6vQV~Doi|~o!%{mTb-Fv%`4i?Flop~E>-k3-jp=uaMT5ex829mE zy=D%U6D>iQBHGR<$B*cD%)wqlshCy{b&Q_DP9c(xC6i7#&ja}eua6IR)jZz2q=B(F$^8m zZ|q{u7H4+omN}LEXf^GcEx|NQIPlvbO}oXT77P3pfT1n+lt6UIS2;AG7s5dKOx&H) zOq;@dj~~EvDbBopbehqSv!1Qw7bA7ly_?UlmB<`=#lFcaMxx1k^Uus7YMcFMQ!#GE zE68oONfQe;c|fhRzcCrb$^P5mqIR#Qmu?QA=UM_Zur`i4>+-#~-?u-&0&BY%64W62 z5zFwmk%zT;-ZdUmfO#L^#8eZmNOotd;br4iSZ=~rO-XuRn zZL>0LOW0!

)->n}8DSk9H_=rUh_^+*@a>06lQ{3z?hr)4l+6njezwa%%bF18?-W1e~Rd zd8#L{K$tBnf9CU?Y#}-o@7aV8?^86v@v53ec@IAzRWe;)U=N5LNNuZcsbq8CO-2L% zL@+O^ISvi=h^Tpd2RQ1b+p>zz$sWt5QatP~j%yhEP+Q)oWR=Se{NItq3gufE z2Yw@?@*ZITiFvyP+L_@@D+@h|Y_pw|Z|hs3TI6ajk^N8q0!sluY>>7 N1u`XiD(B+^e*;}-T6h2e diff --git a/example/oxford_sky_masks/000163.png b/example/oxford_sky_masks/000163.png deleted file mode 100644 index 18b35c55028133cfce7f940bdce1be071f91e3a3..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1976 zcmeH|{ZCV86vr z_c_mNZpXWZ{4h=o2g9&1omOqcu)q)u3utFS0E-K$(_z@!CY?IFs6OD=+wAursIZ{h zgRi$ww1zh(LCKCtZ`Li3CIN0(JfUSqTK_!DtLe%+e+U04*R(p1-_??KG7Mmi|FCV$e z`ug4CH0mYmYwvEq+`y*yAvc&ho>uhPndA+wz$PLS$4(HH%GOc!bGg3Y0I!$klVz?T z6p=|PlI^Neyp1PK6tD`s(P+RFNOY`M_gVE|o?;2CY*JJE7LlWD8P)gTdYE6YYZtjf z2O(u=G!?OxLgLCZr z7A8BW2xD*!=dusaDcB6=a*hE8!*YEJ=iQ`)9{su$w`#gewVYQ;Zpu8bSR;}zNe5h$ z3wb>$dPp>~=ruYXbNWWA|>lAKs9P*K$Zn98;sd9 zZg}FHX0QmmzA?+nL_BI4_q2owZJ{nVH?n-X7;6x!wvl(JMf_e$vy+>&6ra@%)#U-1 zpp&!O|5X>)vtZ3v0&AlT-r)t9ocCa`H*J8H8eI3|rYd+v|>pnx$m=F)B%L zT14u>5^RO1dKFQUM27q8zG_}gA1OpaKb;#*wr9gorm|V9Tg-Ul(3h~2FyPL>CD~!! zbk|H`fVXfK*5fD$q|0V|{vlAufcY+6Pfa8Y&~2k4k<2Izw(KNQl@&uWE-eI6&WJsP z#4j?4Sih(v1b(p(MVYQ>ABqpF^15cy(F+Ffk(~gAXr6(MBYJ>~Xo7*1kph6b=mG<> z5gou*besXnNIt-OsEPq8tt;&c6*_(n%48p+JotzG;v^yw&hn_BfnS2pY34U)8_*7u z6H1rx5%qM}%n>}vbH;Pk7pjd=8IT-~cB0Um(ClR0f-?k%xY^0MC7II9%cwffr_kqR z`EsNv-FPeNqy~C(0_owJRNyC^tJWXz@v#~S1MJ@|0B3820K@D$3Sh7%{O`=UnzaCj zI9F|uxwQXUM|YItM{_^@0X4DLQh?G;*R&7Q#X>Tc+2%dib@4CoCT4D+j@8t^R0Z$V z=Wr~O!CvdaYgoZW`RaDK#7|iCq@UxRmJCmmD-<99WFhB~`L$$s`%DbtHV7}-9O|kt zk2$-NJY-T*<+=5QMd*pK>xWAChHfYOC%OV3?}4l96Xu#z?nL9>Hz5|lgpaq>oYG6* z$TW7s?x&N(-eS0fRa{RD`x!j62RYYrSbnig4Ul#40*}P6=H6sgn?fMDY>>6P<6)G? zE;l}IUO3}U2iQk@88GW*#(q|l?VzSg;E7WXYmeZo1=2`IA=%^_!pBc7gxiaTzU9A) zw{^~JMyXS4eORg6V$*4=Qax(uQ9@nN77wKuBORSZnhSXG|M*|njV4To&c_wDRnIZM OWSz#KzLc~7<39mW%tB-U diff --git a/example/oxford_sky_masks/000164.png b/example/oxford_sky_masks/000164.png deleted file mode 100644 index 28d81666660b2f293f8c4c2a372d107a0abf850a..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 2205 zcmeHJTTl~c7+nHFE-FbN2~?3}3DHRq9ITg!76MsJOaMgz5fr!0prTwxTP_71v{?kA zbT_fZsAW2q(m`lVwOF+b)n(cyGp&qMrlLid9Wr+6jhK!Mv?~1;^`#H(^rcUI`@VC& zbI!N_|37Tg`pmU+_^3%=z=Ny2)G-4R zbhUdrc~xG0La{5vdUeM03r>ye_xS8tBNU)q91^70dgs=K1=SOPsNPN5?x= zEZt)2m{E_}cl{gnKbZf8&I+P8xZ`k%wz0w_WtLd%?1C5Vp^W^+u2ffrFwwXfYe9P* z1&nY8#ZsP$=jv3j-BlunG{SZj40lGlbtU3dcB9|PDzj9)dv1of?J&}-{2cn4M~O$( z1mM5GSWE9AS2=hZx1|iNfN^Dl;=a=?&b7-#mF7EKjmO4KQth+8=gqM`wQK2hel>l- zGarwwiNe3MG`sA*q$@8G1G!;H<3ziaXO;JlnMJwwR`GpLBtvRWgwVgOUa04M`Tt$d^Y?r!KC47Wv#I7)|RPi91LV`LbE2k%>>OGOeZu?)2dZYdG@rp%>WqY)i6zf zelUwXYyE`cp>Ij0e!}-^qOScKo!TdE!(b@CIz~p>eDi0(d0L)8%NtOH>F=U(US%)k z@C7Ae?eTPKCY_|^IXrRHWv)OgDEG#hV{G+iQD+yjS3Kg$iO7;NW^l_vw7hYz`iQEW zCd@*Xm5#V`j?@v zaj-rv^1O>oCfKjpN)V?A;z_JoIfmU$2UB?w_cwPnby-4o)fWb7dFP>dTj|D-8d)** z2z_kus_W~xj+f|^P{pF9xMCsBk4(rOl|oQ4`5cnroEMNt^#aPnSF?~TrHr_4={4*x zLM}CYZJG%FBb~AKeO4jxWf9tQ%&7UNs;f#g6Lol=lO)_plc0maI&$NR{)beO>S)H z*b!-GhF%ILCe~YYiCEy-yI95un|}62&j?$1lQ8j=^}00EuxwFV_$ka zs*`uejA11v=4he*P#mp>Qvhw*tbA(@+(xOUez>_;up2J-))ulrH$vpFY2jDghh5F^ zaR)gO7E!+%0)zST9e5OM76|XhT25gXNjQS_o887qnN}d1nGgh?UR>Z!8m3-)0 zBDeX-VQwBAM??V_EP1{H1%nel zvQC<5aj_&dKs#qkJ9p7({`^TfeDVq3@nQZ#2))A#^?X$y_j)z^98UY-)&z=E@ET4m zS`G1VV~T#jD_ZNg`9fj^Ax#AFf;3-&6cW;E>roNdvPz5G$>0E@4hr35 zN{N_|S_Szs8E0Ciqe#<{MnoK!8M^5S9cLIdhjTYuGt(POg~ovstK5Ay-f?sP!2NVT z?fZP5=XpQRyPJ0=9d=vcdd?;egTYvDDKfpoU@+qtjCG$t;DE6uuGzw1upx^{zxUX> zUv6_h`0*_!>-L@Bwv46zSTn-EQT?~k)1SHFJg$M zNNuV7!_gt`g|nkW9F1_I z_FXNpQG5URY1)3IbTo^${pOwK(lf7OPifgnW+*_@TlAybX}Zw;hbYa*=Atwd@<(aI zXogGKjBk)6Crx>^#CPs#&ZFRFs+x2eiIWK(?WQm)~7y6;0dkV~2?kozHEfX|6*<3s^N#<$SIm zO@j{&4Ptu$7}MvZxeg8`1Mqw2m?cLJz(veR1M8>^fH_PH!26Pm{3-S9rqHLV&wcL& z3-GVuYqn7d;I){578`SD5X0U{#?hRT*V?@vsutIlHW8(fzXQdez2;m^3OUH750fYp zG9Rq`cilu7R^J0*Pxv9FA371KAy`p;_stRIDR~Jx6cb_>Ht?3QvHB{}j6L2juwhv# z zSzQU5?hNX4JtOWFAQ-bQ6K(UjqeSRb&vMFe&`GO405s_szY9~&2QhHh6}LIpZGPYl z0>k?f5WBM;*#kycG814Y+EVb{J=;Kv*T8gsVFLDr>N8&^n<_&3$ckKd4}FUq*GT$E zX&;#f+8szFdT>n{F6dDLS21uo0n+p+UDz7RQd>nq`*{!ouJJ=c>~mGOZe2MTTyyk%7DBcDy^@BC_L-(;RmD|_q?q56uu-Ysl?QcT( z0>+>4iV2W`N-53)^?vz0M3o>9kx54zeC@3!qDL3dJGn99 z+H>=`rmeoyl@zC*-4;B@RVxOl)+z=;t*Mh&`GPo_SO zBLkSJpQ69y+S9-gE5J)QRTa=9r(KEQBfP1a7iU6fVF9h%B3hQ82-V!FDG;VVM;ivrfvqyo*XK=eoNcaFR863aOkM$ug3?l$~l_-!-~6eub$ z_ryDXg_rXDf*F{sCXP9er-EOZ1TwX5chwC2O8_h?CRNm$ zR#G+eHpXv~N77NI@r<-{MCPev3q-XW%kY?$bKsT&&!rLBKfWX#Yjtt1n+wG2Wrgd) z1B>QNoDFBYQexd&BKG>mDa~xIfyE>@Q|;xPN8;KH$^2TKa9vj3%>_eGOPcY+4M{+o z(oh^3K=1c*#1q~esD;=SNzrg;s4@oyo`?xsWXY*oO`)mKbzvq3P z=Y8+_-8F5om#teOdrT$}2$onaMb8QZLa{&)^_Bzx!7_2JRUnX@vKE=1tBd++RKDxS zY=LO>_HWDfzR>;Ad{eV~>9bM2mj}diRdfOM6f+gO7Edj_-);0b;%9n^L&%Swd@bVK z*gU`7k#r%48<&_>2`LAP(aQshxs|k?dXJe>P%0+{uTXR)O;iuOb(xA~%Q3-M^cn%aMmm5f}+;?ELJam=}AnSdv$<3;7v_})b zwxmB51YH#yLGWa700f&{TR?D*8w7znv>gO;{}q`=m7qHs53AeySAgK{iVYxG9ef`I zyIsW~_>OA@!PlX9(u;iPm&;%!{na=M@2n_8FWZ@~VQsR)1|_BhbYiVR*XHbNuP8-B z_S_((5!mBe<-p9}hTelr-1?)jVmy_ZK3-9RG6Ttnps?^om?-B8A;($9cGqIybL+T8 z>s=}bc44nmxyE}%vPkufW_Y?#lI4mAu+gb}ROryW7z1vWJuIf!#ic~#Te2D5B=Z!^ zlKY^xUHhvxyw1fwEq2@lH4%4I83yUK}@GDk2>_VY}qa$ zlLP^_a>Ya5;Trw$!G&fe**-}Ey?so2?&9QvZbYpicOxW>gS0l|cJz`RU9iyHAa*0O z7?1D6O977-vRD?oNVUAJsxLQ8G))rG&Q9Zzz-END0{*6T7rhfN0++2m+uhbS#l`fAt0MYECjkcMb;QRZ0nf5YwtBG742ZMuV=0@V zN`Vii+H$uv)70=hd`DC182fmzW&Q(WXW+bAq#jwG<=q+&pH>!ekf;?k&cAQ$4xHDp z7pJL$f`)Q*%s%C*(I_e zdxwcnki?dG%J@#;zLid-+C`o-CNc4JwIiqYy*1p0Y2ipLs*g7 z1FGx3Gyg37Z}3Q!>xi)>&`?$uqf4Kt=ho3$>etVZDeozXpEuZVYtWUx-1ikT4rF)2 zTmZ;lq~tFJvXyJ5Q>ne(itD~*(lh8yt1GTD)In@QX0<_SbnKkhcsOuUo5h+M=L?Qq zw3qu%Ok)mBx$I7anyf`Rt0UR`4BSDJs3~v7SXJN7kS@<+#LA^{s++F}K^RqEa*VO( zZ_9p&CdEpzaS60HQA**cV5Za95%>ZdKA5Kmc?M&^#-(7749b}|=sYT?>6Q>EUZB*P zPR8o+2^FXQ15g}dHqb>>PID2)Wbj3M0k^`DV(y_27HDT4kS&NiS&G&d9=l}M`+JFc z#Eru;e><#&&35_^wC-Q}efq=?+-B4Hgnty?YF?HT@#yvI|9zM%@l=z?dCJPzJu_X# zov43cgFQ!u=o0vY?={fd{k3U<@D@V^nVUmG<{ZebN`HKXtlYg zJkzUWzeLI39?>dF6)|3w-PqI6es4VC+rw(@^jti@$T{e{~ae+OHwx0V0^ diff --git a/example/oxford_sky_masks/000167.png b/example/oxford_sky_masks/000167.png deleted file mode 100644 index 412ee6d57bed048459446dd139378577400a286b..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 2357 zcmeHJZBSEZ7QWB`xqvn#Kw!&CxCsd$MvN8XqBg({Noa^bMV2ujsdsgDW#pC}CAO>u zdT$_nnG1f98nGXdPPFT=aXOWSO1*USGULeXPS(l{`*DYKoieVl>@r%1%AO0e-9P(x z|Lw1w^E~Hy&Uw%KCKGqL&9ou*N3jTkY_OQ|N(70FMv#b3F#t$GX5{b2i!;OZ>9`P6@7T%E$mwC zT{ZY6^;z$@Ki!<>1=ni5E>#m8A?u;3ga4B7aldCBQ+nnKJ=y;jb}Y`6Ifp09HB&33fn1qLd`K1SR5)}(sJsw-gsG!`DTAD(nh|jvjSgwG9s)> z>+O-Q!@E$EQZTq4F4N1zF+aou17z-+U+JHyxHd9tT?_FHHR*wMq18)j`;^@A^-S$e&owd;dT-gLSYYXKGzN+uNDarKH+|SsfgMA+Ukh&WLQTYI zk~Unc7o}zf&m&DrJJ(B!0MB$Nce3=X*rfOvKOof-^84ZUNJJob;XtEF8x1AyPgVA* zi)2PR{Vj2pD`n4(!_F!OZ36K)jM+JjBOh%0$>RHL$;k*2OMpI`cll`9Oq4`CFqH+b zt+^=~#?LPre7(e-n>pKG1_yX3c4$F(cCpPz$!6$Y$zS^`u-DPcoW*dGw<_+zjh&b7 z?Z2TIBh`{4z#T)=r_`L*hf-dcRyHFW4{DyiZhz8@1 z2GM_TS@3i(HM9$r^v|KPi>2*GXmFo>6$Z8NR;|FpKYwF{nPv^T zaz8+$vO7#0wp{a&`y#I=J~2?h<4a)O^*^CxVCA`uo!F|l$o1yA;*$gKz_)=L%cFXd0|gO;%v1X? z<;8hOw&M3A;YQYz)daY>uNFTcZkoS8g9PI=t_jtgasFMAr&iA_b`az1u!4F`fLBF? z+#r6}r0xu@qMWu>@}kcw2`t1Zs0pPEpO1+wdRCw-^q*EJMATx7&gj3TiHvAdNQP{~ zouQ{Vz+u(yi`Im|LYIhY^-+)dE!c9cLn$I;L#1kWsG08d;raY2V#xff>W7>qjO}(? z69Wse=CGMTS;te@gNj!lE8C6Z8_2vnx=d0QIiXt zm3clo!dwHk%70qh5YAaSZ%qnZhHHyG>M~93U#CZy#Vl`5iv3WD|kObUuLGTWgOHnRQ7Izx;wO;zC194EnE4^BDR_cn)kf%OpdN9U;r;WVSW|^ z2boTMVT??9G6hD%i^v+VX}w^23YrZsW=>8B!BujS#3U~)!`-1b=;kGD%bT9}Izzvt zcQ$E!-0$%DQPw-|G4H9?56Go~N3oxWlLRbgDH2<@^U7VffI=p1eOoK1lT_mabKRkI zaRH#;w~YwNA#r2)8MZ8kU$j8m&f~md#9tsjeY((!{B0n#;ysTC3A7(~+HRGfZ#$!`PIjW9yn~_d&a}o&CT6 z_SZf4JkL4Lc^_V8u1%*ci(~zc#b7YvD#|qn7z}1KgAs8a0fLbd-BQ6|AoCR()gep7 zxA$V7PpxD|s(yNs@=R%Z0<*2?&z_;zv8G`n`HZR=2Q8Yz(UYMB0}0f{*2F zB|F~Cn={-Z>xg=)-eMm$i3<{=6|-ujhE8jsj#+P@KX6FiRBRrE$na{Ug#+WJ)F<0! za%cYK?y`1FOw;gJSBCg7A0VNGW4Q-&TG zG~z3N$Ohu*#UJvu; zgh?qgXkDs=LcEwNSvg^mL>ly9ZKIA_#7rU7S%@>>c+b>mkr*QkdC(Z3s&D5OI(pA7 zl|ti=DVCm)nYqvYD1l=-IFF=-R0$){3klnRPqg1bP6@9WEfRiE^D?x!YUtf#R1vr? z+ZwFAK#zRLS>zZurM<_Q$@Lq}+&KduhOAc2k%LPr!NX1cYw*FLdnkaOvx`h ziw1g4vhD1v!bR(twIFavFt5v|Gdk><*6-2f;yE%VaNxJpX9FSI7_47g_bS#_4Ce^i zn$spekSmq3HFQRy;}bkla7`BEDP!ji=~xue26tnmIdy{6U5_N$f#N!=^B7fO5g$Ru z<$ks@HrucTZeO^|I*~o$h1t>$@i_b8M)5fHcXB_Z(2{!3q&rD{$6mg&|MSGpPrA+s z-WQLvPUraZ&P=f6tR*Mnh40V`nLzk@_^nra4PZTb)#e!qLHuAMF zr$yhSeghAaZv%@fAaEvDORSP6F)s5Axp%AAx;aH)1m*bR6_HF;%6^#Z-&bz24~V+0 zgTloWJbV@0?p)}^WlU8xJ6+-5hXhq3st)@jvC5B)XR2mcrxpHA8OJc;-m6~giZr;~ z&%iUNiDo@i__GCC!&~m64FaJ!*ek?pl-I_wbIE9QnN28SMO*MV!6F}(73Vv?wgSA% zLqtK%P|{w^^-GnO?9SNLd|&s=2>d4X+J!#ny21wOFS*6)HDdxCNsOt9)kLqNzI?&% zJbOQ6%Sdgeba%x;UVSMr>!nHDy#`k!^#K1?u$U+9s98^I{!n-KWWiw&~2~k96O0kQQ@7 z>yd>^&Mzf+!9Pdcnd&&4L*eT-hxo7P^;TMIA-_cU4ot#0J^=7X9 zR+za?OE#G@bK*wtYU&j0@fCNDdd<-g)mj5C>-)31re)2uy3Un2GO@@s_ z$6=?5!vv?bY~iwVNbI)UXxNCDJ5q)dz)PM%b^c~^iA&sBX)mYxU1rE zdsy55bBaU137&4C#@&0=nH6U_bM*F2P9)lgY*+aE>6i%g@kIy*)dV^w?AAXm2DeIZ zyC{6|IdB7RsDn!zv6sRCX?e_PMcPle8huACk`@)xeiC5qN*}(KWDF^S6GW+d>`9XQ(r4itsIRKf}!H3scqkO!Y;PK8T>T#BTMV o^CMlOEBBD_?f<|2kG8QM({-mPtGBv#clZ;hqC~5iEI!foFRIzvumAu6 diff --git a/example/oxford_sky_masks/000169.png b/example/oxford_sky_masks/000169.png deleted file mode 100644 index 414e8a1c59cad42e290f63fb4af879b745f3e553..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 2542 zcmeHJ`%hcf9XAdMCJ!DqkDKBK8yie{-=G05Bp3%Uh5%_3f>9U_HX7POg6yfmUaSx| zhWK%fUx5^1Icia+PE8Y;Gz3;RboBb>T2(;Pqzn{Bs_UCYTJzAgw8m&I?AWMX*FRuC zP5!~(^Lc#F_k4A}N7r<$O|ozI8@p*V+CFJh{kt?8eHV=uXJi0?mc468N~0y-mDbmt z(8Rs?Q-UJv&*@)^zS+FeC__IY&=1Mwr~h~eRSRwxX29p$dpe2~&#(JFmZ9ODWUjve z8|2*1KM7ylsjc&xsX}~@xdV~c^&GpYh$Mx6r$`SD*)!8D(87q%4J^gvQ#1#A3CSJT zSQh94FGcRi{O=%v+Np)TMsKA$O>X}yGb$2LlfDTVx{@U{Et7YFe;t?V8hWIl5Ubmt zNsh;$sqp(gdsL-m$?cuYGr*V$j855CD_Qf#Qhbl;7s%fn7N8mf(3|t-W%51r4UnsK z%~j>>Og#gA&g)dQb3{E2H+!Ftb^8zLY1(w}sJB|3{yLscb^!59ykpIEnWo(rE0Fb? z%(q`l`2_kGFH_atM%Tu95pS(J^)<;CRg^x0zmt>@9(O$ccmLa1QebLMFi2nhqwK*7 zPiVOi$`e(TJc7?l+X#;@(QdW8hkOr=Ar4wb}H4)|WMi$s^afQb{ z?66chKDFc`-#adc>r05E6(v9-86$Y}#>$zqAWy97oOOKG&%`$IDGjJxTu~eq-6F=i z(eZ&Ukl(h3T7QVg*duKJcsFVtkO9W(HvD8|V;kJ)$Pb*&m)Q?`(sxIZs2nE0sB&56 z1XJlPplR9Yq|Y?e_eqSHu5wy5lG%djo`=n#u-ARlfVe^eqLT6qoB-Q6bSaWh-nz?b z&P5J6ZA8-&acK2paKzk={3NpIu(K5qzjQ9sg_deDo(Im-7D$LwXH=?FW*WdLJJqF$ zWYIY?fAu3^DxPOaqMUQ!7|4BX&9p;k$r4H{@<9nLw}|>BqH)Rj!UVQ*RjP9ORlI)g z6srXcg5)Qw3xb5$YEV3zH&J#m&cp&q<{7IW$QHx<5SEtJsZO1Ny$0%YT-qIIz%i7G zy~+`&ax?VQcZ(s*T z|AX@%gKNBC;!9M#L887Q2h8Pm3H>wsz;sUGQ*(|=Ro-K8XBSL96Bw1jJ{FkKPRE@n z!ClV$7Fsa7{Z^l8kM_RoLAWE@uGa3rU%(ZP)(6rydx|p-UfeGM-VwaCy2rYCl8Lg(dtmW_bN>C*Imy{HxRCX^3=2x{c5k! zluSw$uo8?kr=4lpf257zY0a{SkUH&ppd9@TW}glp^>9y?kFx!leP76y03o+ORUA^{ z@963#EdNBf5~(iljGqM^8DkQxu0qe3koqbcO_(`Zqld|Sq1o1VLqi90HS<-Vnc537 zlKhu}cd0Z?ltdSrvbqX9i;!d&-qjrg=bU%uoFjx3QRVila`*UMP_TK4XnthshcT-g z9lyz1Rv_RlDik(n7y&j8`o-q&LGM7p#x|lc$vIr&c>oQO`R7OuDYra>u|q;*mXNXW zfG{Dd_9P$?Z+bO3N?$*COzgu&9vs>lXB#3)svZm9j;C+jBPJ0_vWu>d9H&lTVcrhC zX!8%60%gRJBIej5JgOUjT!V;1UN;KLvFt={JR>fYjJoy*ZDdgrU$m*$90Y2&U$5fS zmUA#45;4*Q-vm12#)P@CNFb378}DndWU^5S?a2{h?`M1EJ)M-e{~; zWJP1Ck5|i^U4*tQ)L6v0vR4@?#i~O*ML9y%Hu(g#Ioq5*Vp!R&j3hJVu0hkMW!P8b zDMcYd4aE~4UHiZYyg9~3t-9kskNo4?7`S;Rojk_6(MjE@AEVBJQFznI_D=%c6?k)k zjZU)p$(9#o*c0dFD$qoU|2!0YCGBPyYVs>k$d<~`9vv{j2YB(J4_27Unnnf*dvh@j zl7b&m97iaIzRE5^e-8yy=_-!R*a~Aj@WgYyZ($mP=u!>8!VlR}j61aT17`RD7rZ)` zR??I;Voo9%x2<7@j8UYK>5Qf66>qOm(Sfwb3gn6u7$9ZM5}E2P#==P;j|IMemv)0(>IKiTSIDTiipzyEI< CK#`>Y diff --git a/example/oxford_sky_masks/000170.png b/example/oxford_sky_masks/000170.png deleted file mode 100644 index c79c5ef91b9dd13ac8cf83b3922d5cf2930e806c..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 2435 zcmeHJZ%iBa88(ImCoab=v46pOgi!PPCtKs%@Y4 zabKqU^8B9ndEVc9@B5x~!#{3qNPQ*e6$*utDsPk>pirngD3myJ5+Eq~JNo4mN^+B2 zR(H@C_w8pXia=5(<@eLiOF!AMGyJn>?9VEpKYrDtv->T%RMVz3Ql@bb3O_ALn;w{F zb?{aLL+k|SN%U3C4Dps9sWR!5Mc7)=#~D>b3n!P6BARP12@JWDk#8**n7RCJef5BXGnWQwvrt+b#g4L}ZU)4%b_{fJ#s`P!IT=Wttd4H@1_j~c#YpK@{Ysq5F2 zBWNGV@AaxUxtR||bFCX#YITbCyt*3yldsN?SdmoAW2QrpsIM=fYJ1dmcv_?1W~Ho8 zC}A`a7Z@0vFX>j%-{ngINu_|H*|c?HCS7Y0z9y))#;=b9Rhxm);4DVjnn|K)MB4!} zi+w7#Zw@oS@7V6_9W5Sy%=`}O))#bSJlswsn}fzQoAz-};<_#7&(}7qMN!)zlKN83 zb?l6(rIm#-b=JBCyi9gRwt;b2D+Jf{G7l5=oujwRkC|t<`u$?8V%-cBxztcyYhX+# z14X6>rD7}<&@g(`kXfZI1lQb74h`$-K`=RZ84{1Sm_5vWKaGrruIi*Q5-!!I09}f$ z#eAJv+BnByXxs(sXO(csri}-anAs_<YPd>dkR|^9D}{q^Fl$yeHC?;wT5^B99?`bE{PG zJ(sMy3kH5l3Wkgv0!hB(gD_Qf2ar8feSIrc`zfgPUh+1)3%U}8;smDx#H`W+9{zTp|Z`DW1lYmUYXPnslrQ6y=mWaL6 z*dO2@+WYk_8=k8-oVJuO&$c|CDx>`eUQ7Hxvbut&^M0+gaZ@CoM>5tyf*r>#+_GfnI%pJ2H@4ghLC`S zLN)kbN2j2B$Twy|8OX!Kx=D6O79|q`V1c^z9a2BYnS8!{nNdqruG>R`>)&^3sFM&Njrvc?g* z|1bC;+TN2P9o}P~+H1e=xx*@bQ;c0LDwn*%=&~_muU@9{d806GuK&7sGlkO?o!sRHkS;lj1Ts3qr-`%xo!; z&03xU85^P{K?}SUK$2WqQkaM4;VvZIB=OFgD@1r!b#ekVoQm>sSAoDJIU6~rq-#38 z7bP6Yi%*qVF_=b7S`Ufvih=CJj6`zTGtCSRu|1~H8!tWv62GlVe~j&0$P#Mc4w9b+ z_mku{(RE;kX0 zG1NiEqX+P01D#E6h=t89N=KG=-U>7YBSrmbWS|XDF zL>DFF@|ZWDEA}o&@Bfl$P~U<>KPTzvTliLGcvxAi8FT>S2cml|?{ZciGQZ{}a?^*O zmf=-C2XYa6J6a{@zk~PozSJa82`<`&Z}CmgKw~uRB7!tT)8t7>v$9m5u!6nhf~`&c6|Aoc zAN2{M;mOD(VOLgZ{B17^knhnh;&N0}8=gXHt%u6-=fq{H^qyrKiML&T;mQ}xXZC%b zX;$!EazEL>&5rZ*&@br1ZaC2^ANSo_dsR~-9SNkE)))Y6V27nTSd_=5QPFpB<9iZA zW=A*N;N7qLP?QJdtAlWe6Q<=h>T+^tYAA?GPlJ1{QuAYtOLQ?KWA!7 UK9W`~M*ptl`&(tVrN_?w6L|PujQ{`u diff --git a/example/oxford_sky_masks/000171.png b/example/oxford_sky_masks/000171.png deleted file mode 100644 index ad4f0913cc05789ee8cfb0e73cff8e7906c594d2..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 2708 zcmeHJ{ZA8l8iz*ZO|ep5+Lf2K6pFwCr3$T}mcnkSNLh8|B_OPAm25;wyAeu2SS+l4 znT2*5;XDc?=iO~0Drq;1Wkp=wnc0~`F?Ts#SX@k|V@yswGu;GAM7(eD+`r*|xHM^= z=kt7?&*%AmJI|!%PgII+;U9zt1qE$WmX;g|3Sw*t3JNxb0w5@9ORF*{D7;o#QuL`I z_~qRQxw5pg8-xHUxkrdB+4DlKxC7-g3bwv{&CjK^RxI(R%MdI9_(>d73gfLj2I&CYrUKHgW+#hBW)0diR z3L)1qpOV{1X3V?6bYql5Hj7lbPlARP;?^8+>}{$Bq!aq60)6TY`%BA3(Zr#?fb1T3 z4R9YI4hPH+PNajmcDJ$G0Smrv`AL*lzKD!C&DlM+uR%7U0%vA5gbH@XfFXyO?fR^& zu%4!)g?+BJDA1EdsPMeNeFy_hWxmw;zk)-*-Wo>L)!A-q9i$F=$qKcJb;@P=L>jQ# zKOaUN>fp5#v7l=~SkUdXmbnL;j(}OuyIJ_8M-T!^KfW*NZB2&@A$mJA6bQmsv_^0} zUERz8Pr+MYZP%=^1e7C?46*t(YXuuD+jVnD?mEY(tb-l4a`VOau`ExJIOA``g*v5* zF%KDbdq;VrNQyMfcHN{9uW#P+uA#Vz1WvA;vY!Ecc`9xnRSc{Q$+gV>#wMrCiQn=FUa1v%+>syV3eBzhfYP$|JiQ59 z=DeZ=Sp;}=URZ@W>wEOfLF)LF{SkVUJ;pM<{ZV2!dIUlp*J}MHr&3rzH_GFQdY~3892? z?J{CUs`SyXv^8`lMpDPuE;AJv0Ft!F0PwE>fF$9{4%;#GTlSb^JKczl;)k8~6!bTc zifIKyXLTadn!|*^%Bz%l{QOQ$TsK^(MSs!I%7O4t@)(T?%F%a?BW*ahU39L zj2QTubNXHDvKBI3YN^ofqf3Cm*W%}p_JeQmY^B&Xn>eS%I=-$lakp}^R6^GFyuiWwQ)HT%&%WI;jj(6Jh zTwE!vLf=r_8*mKr+lEf3o>@gO$juuX2c)H@Y;7>j04KQW8I2b(8;BV+0$kS^*{Qe5 zI#R}C$3M%g$U;}}A~&l6x1we28AmHU*yEQ+!ufRXROM8Ut59kwU^f6p+#vNGnF2iv zL%QV4u+hUEkIq)FrTbE)rZS(L=40dhX84LnFwO#SE(84FMfIumsQ=tnDlH42LB`m3 z`nsLS=C(_Q7;hEaN}H!jr~2p&;^Lfm5w{{Q*mq1iK_h9LItbwQP-LexE{Xbx?1dUi zNbvdyX|o%6-h5FcSWw%~rmEb|6e%l-+CyG~8V)X^A#G;EF7F`FEvo0&|IL4$670t_ zkkgzy1Mw)QZQ3C6uE0h~^2507Q)_Bp>MSv2`^H=)?iA0Pzwo6}pOcTEhH~!j@Sbjo zuvtEmQa|hewPzy~)IVe^h4>TWPvIj+KwBH@ruP{1qT zRqV*f!R$*tOFf0fnRnR=ACKaw!!QYady_mdJN5*WyvlSt3Xf#o3)Hm2wm(<*h`_c2 z5igPsM3NZYvc%NN4Pt1pFUJ+G0oyC%wop8E0w%GycFUIVVq`Bwt5gi$;=8b@kI_A6 zSD1R)Ugy&0(j}rRyHX8BFoL7neNU~I*xn1WFOlxGpVhlC50}Z+3EsM@EuyT@O{MWf zS9+`lDwBVS*wh{BN0 zxP(eq?bWd8tnIc$cpxf3cgH=a6lx{rDOx6>wL_T%J0Gu)CpP%jDRc7bWPlG3OW;v! z3dft*Es26h&Hs%`I|aaCVG~)}nFWFab_twh-NW%V6Wh^0K{|&{)tMH15?T<<;uVM+ zqHhAL8q8nj6T31sYcbN&>0JXSp*#E#-qWZTxmbhUXlpi~<9NsMBK#)uJw#VgT&h-m z9P?-BnZA92riA&3)sgA}(K@`8@{~0Ln!q?G1D5>(hZQOWICzX54Vg3SR$H?bs3rQ! zT{)U3#nZ`;PeBF5uj(_H$MGauUw-WYyA^(o{sYowPu6BWV6VVKQKeadJbyB!hdKhF zR>#miTZAi5^Q7XeIbo7{T8zD+u1ahX%FO%h6~~ym;)bc0Ytd~^e;-Qd1PegWlGJ~dG71l2gkMlf9*Ne)kyEvt7zbb>psArzTldkeI} z^&OZ$lDEzYe9v1Sh_TjEeRORj1eSPiucpHhk3Qyj!CQ1jhtexxe7A^+^ce*k80nSB5N diff --git a/example/oxford_sky_masks/000172.png b/example/oxford_sky_masks/000172.png deleted file mode 100644 index b669a55e02ccf51ab28da710a63cbff24fa544d4..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 2530 zcmeHJZ%`BI8IOPv^uWl!1fdv6LJ)!>(1WBf5F$w66w6)FP&kl;KV#wGlFmV>5ex=R z!XA*s!z!RN^roNL?Q*`i*w#5k-U6Kq&-?PAV`OOoAXH||2z3P*}qWk zdHK*^6z?B0J4k&culXc_})CKXB#Hr&-OchB+Hw zpyx8DS>G`mp4xu)$o0gfUN%^GGC$^YkE;v+i7q0gNoen|mWZ%tT2Ed=usOBPY0W89Gm^#fubN`xrF9n>P;jq#qowUXE@tF6%6bjzD}sx0Jlr zJtbZ{w%jXkBXY41wH~5iP2?ep6;$x*_l!}|TJ~};oTQ5|oev(b=A5*T5i8b@!uJP* z|OQP(YA|#FZO4P({n3MEJS_AOOo@bp)$*1Xg z@`UwR;l@$Gt0R&7SRcP<00?1hu02T9AN$Iy>N!{&!TVh4(S@ewJ?1)j9cm{|ZVgaw z-Q~(T0%#w(xfF|-cotudi)BOS;d(H3vows%8`i0D^NAqmcvLf)~RGqQcyG0 zfeYkUWjbz}=KUp#Qo`COrubx!=+siJUVh z!tt_z^+5pk(kk#F>s{zw?38^U5ht`KEE*-B!M>ZP%Q`areE@_c*TH#bm+2z+dO5G- zHP$D<+-xr(;(9K*M5&C^HN(dWI};3p!a(5G19y;sHIm!q_yp#GqxbK;Mk2hZDzUCD&9T zf7M}(K3|LNfl)n-bG?* z-NJHfimui?Wb<(x#O^6;GEAXJs+&eq938{4sb4DJS?6RLLy_aO1EQPYehk^jj%=(* z#Z1uOPl~!Md?R_G`zk3)3+}@WTcATu24;6+0Jq>*(sU?Ks*0)8y-bSg8)l4ImGz3N z9F9Ah^|lblLp&S%o%939kL{=C97#o#A1f$WyR`H*!A?b$AA8B^ow`qXQCEc*g%>%j z)W=E*YM{{H(|yH@>UHLLRULr^=pz%Uq@cdbX<-IJ-X-GtZs#8~{2tQV84;%u(kK3C zi*Z!qMdFJ>MID@rJ~9p_1^S2@IAfSnq6k6Nk<9VXzN!q4fUF^v2db=yuR1@ zFAbk!7dOPD&MB3mNV1$cPFZ?w?w_neS!>yJA5YY+EQix^fN){&q5|5UU~p>W}*8h+HHQaDU*_Qt@A<>8X?e9 z6|kEzTykYiw@N_i))@RPSb-FJ)Z$eQuT_fe z!lKm<-ZU$JJq?aPUAGgS1Lyu3G=YIjrZTP9|cl{Q1)VQwI_ndqGuPq?K~v71nU zN5AA7gOfKN(`I58>;tME>(Ow>8KOiLOPQ>JDhz{`_fS`;nuuHbl-HWO&0g!|wVo`u zg3cQ8dloM0N^A-J4%7u-6fn^^QM^o*ZQYpCyJs*_<)HENBJpy#?4AEV|KlBic1R(A X?LB(8==>e`&s%**$ zN8W@@C^`-SroHw$9Z(w>G1T~a$-0p%OsB2Jk&|h%V`o}OC(Kl!BJ^2w^h5i(pE~>D z`Tc({|9$qq&(5swM-`-2r)(sIvMpO8@4OlA_?>fs>FWc;||rLLBcBO&s6O^CI}bW?%m3 zW(QV;()_`K6Bp9k?kVZ(6NDPBcBenqV&vC%)XIoS8EshU2!E?RZo3VVITculWepQVypdGCuxYw~|Ba@Kz&6>+RjRPw$yXh<=F1K$7&NrHUGl*v z%W7++Ko^Wp+2V)!zI!!>I46}jRc9JxY&1?6RY(IAEC!oUJI+EaCU$$Lf+e;m9pL#M z)C^dhYpye)pvT9{1J->i=FOyLgw7_a9A82$Xg^*1Y-E3XI1jslr7ueArc_ z?aX+LBv~l}ngD2YPrdQaxQG-Z!TvQiw(OXKPD5wWej9HX_Bm@V#yO}&Dgj@^UpQYw zQ>Ol!Uduq7gZb2MP_KXnh$p)0-9#CEIZBT zaw96{ZfSO^?~yw}Ktl?USXRg9tEgQ97ns-duR!WKkIr>9ImbDjyz30@uzc3DXgq74 zC1BuXb~LS;E&NiysrBUYnDwN>YzK}J&vWCrd4wqG;*G^@G_C&3!b|rgJpH9DM|Pbk z0jFBiTCqH7tyRP*7+lv2$7{|jeh88Tnvis!*aE>ljwHFvvt#_;wD~PXU>KIyN`o<9 zsDH@fES*WQ?vwQxH;7YRyjaH6kqed29U(J_HC(nqjN1~QMg5(m3@tNED+5qs@c7zM zs57bBqi-#qcDM`Y>DBUBX&ScU8n7jf(OWVm)b{8n@@PPvM05P=>Ga34{16qhT27OG zgna=HM9CZss4#)y&`f|e-YWqo$rPbwa+bt9+CwvUYDWA=3EnmQU(#~ykLZXke#&r) zvs6^?V4gWU{m9MN9Uw~TOry?6U~rpdLmvHf>glG{5r3H4mUzf8%DKh!r|4Q{W@@fj zE3sc2hvjFjnKF1ve}faKGEF0=oA;w%qpuAAsSSJAypIA?o}s5)v>8 zXWdk<&L!%N8(6MwRRcB|q&f|0M- zK-sij(YsvP`j!7XVw@rfJyYL0=>HQ@-W#V$O`rQ#`P20ZI0QLiNXwY8*ux1J9dKTP zDk~z*{S>v3#j2I&e}n{4!Q-%)0B3m1NFf*HJHLUv!bnoM6f-6@1`0yyo-$Ucjhd6PR6P;CF;a&haG zjKjFZf|olkalCyNhwdHaiXbWQ6>Jb(CqVi*XYf{z^>fUY7}74(;I zwkTqH@V!6+Qt!HJNXx?bff}$McY3=;2%$X#%r z1c|%Tvwsh*FsNI%-A83zC#b{|=`*80LQUDa;m($Il}A#En^LdQe@qaHuIMjjVNbw$ z={}Ub2(8eyfm^?F=gPW@;7H;!X^H@oZy-%MVD8;1d!{n+8xUoFBi-DO?4`CN5Tb(& z9SnR6ay00Q4un@s4TkqigL&_^4dw>@RiK$C!+F_DP|u0(RO4C})-b|da2Lq7KicBD z{_2T>y#H|RmKCsv??FA4JEiOM${=hr0BFq~gw(33^Yr2SP$9gVFhqRX*gBcfEiQ;o zQlx0y`LbX0<<~`}m@iYxK($tXqvn?noh7d?7Ad)ns%pxWi=IL)KUf f`v3L6p1^Lv`Hs=U(xHX(Yxf((s{Q+nMu}E{2d<9(jb^Zh>W^KRaq1o=smCUe^lwlNrtOl_n3rwj&jD}%Agng#%)cx#WA!Pr)& zRoA|6+4SxG43$9p7UTZI?~31^+;D+tCeO={7m_texvP`s572UUTW9|mx?Ro| z&->Sl3_0cs4?&W5Xpu$GZ8ud<@Qoz$h2-1?S`_MPiwYgbi75+TXPeba>K3q!wu6Z> z1J_*o(s>gLRnhXCHcdiCqYl?`ER^h!)7FqsB++>DYqY1W{tc?faySp1)o{aOsO1>l zRNkg+A4a$L?pk*KA@9kDlDZE2E$VN9)3ho&q4=#g%fMYb%z8@wDaoF&NQdG}Z!Qg) za6{4Ib~|kzkO{{m*YVa%zKH^?dyOD}4o2?|f=M;GPYj@`Zg144_>H#+45sxtQ*&Fo zXgEsl&=$Sl?xI`B5u<9&Nq!ED_0a=GAGBXax8E-7Xe5NTtKh78f$9Ng>RT$Pm&=0=iI#473k`)#SQMOMAT3=X@{Hp&QLAwMB09R#5_Y1H z+{*41F1ugY@~b8UVD<)|@J`OYE=hfsUT6x`%(uXG_~8_?aoKjOYnJ?#<0esig1TnW z#eR6|kF6t0I@ZL*ryjPBCSzSP9#a+&HPK5ehr*wrMFTSTJ~DG@)+;r41p1huP#?C_h4UP->P;n!+=aa2 z-+`VRBY35Vm{rI~>>l!BN`i$}b&E+)M1sN$` zRu`LiffaJgv&kxc$M~SkdGJD58@?RXrD5gs>2I z=SqxBDn`BphJ_U3+rSI%-AQoaZsqnJOLVM>_*#P4< zy0|6MGCl~UIS-o4(F}aG6k@`>RQ^8JonwhpOz^ImAu}6g<0kRHW5$5Y3A*rNzvu9v ze9*} zVwLX20Sx8@JRF0eARTkHzqf)U;SBK)%)^Q78IZZIB1ffoHxm}Lu<`DiCD6VgRd>;cC_lzM_=))!ScZYiC%l(HdCiwgLbUj!*Gj6hh zdJQxB@lgNIRwkv(Y^za4>;M*AdO;J691P(+p8x>u=F{{L95%hJJOU zf7h7@oZ@UZ)dx7dV9~j$Bea9Bb(=OEqWHvOB`tNYS_`Z3)D$B|P5*3XYU z1QVIQ57XoGi+cXE9L|zP|mogmOdrr;aFhEid>@z)wHEs<@q+0}LL3rxNw%T1ASX z|5D=Ug_#V;@2YVlaU2#+Vhh|zHFd@LD*L;S93iKU886=GCmN+H>FvM|*9>udgOyQN zL}x-^-&yw9JUQJ54&G?JDE;vv55{st ox0qP~wQ%jb@&AARcTZq_M{8-I;$lH#IsM;JTi>Lldhe=@*MIg_aSD6iW6iYn4)gTB~$D)>@M}7!+&JHfAMgc>1b(f+5{c?iWnxgS7B=B)gtZwx0j?saqcImPPCLo zvY{9|v;Pjg#919ZjbDJj^N1BaxNYK#F+OyI=yH82g+e07RY}aV#2ng0bOsJ`PYCO6 zXYAGMqYC_M_|a;G=+rh-E&4IW#x5>a)m1$4B6a41CFV11*#2jU_P~@N6W?`ev*`rt z#QKTt1+K@;(Z-Q}--Z&qnh*wVaEEh1MIxSjYMrSC{R1}SIzP6rPX5G)d=kwyip~m# z*`rM(1L>Xf0gdq`o(O-}`=z`Ur}T;`}M0vSs;9{u%~ok@%XMV@ct(kQPwB!@^MIx%6Ozzs{72s$JdkJ;4gU z)+9zxFzG}!S)02Mw4^169AgJoVXir^p!YrJ?V>uT&(US<#LvQqi>E^UWBat*7k<#a z$KQjEj~&p03n5(zzlRte+c%RF!wyZfLN7Rx(qDeb{kZ zGBYjpoWzrBE{}(1Fr`ot1zXKlu0@gDr?9l1J zZ@DiT(itY;S%3@eoyl5ws1x&hY_q*5aa+JUviHeVq)rjj>w~$FdIngS)`_jsWP|38 zvl{h|ls&nI)cLp2s0dge$c2>JRl}S;o1aMNeUet=5*`P?_S}e7OpzUwUU9}fop{cv zQOt+>r492K9*pO_5b{h4`|gsoKI}m-nL$c2z ze=|Dp>+nu+G9{^TqNHZfQW*Xt77d)|o~-hM84oQQbTGe4b|r$t8*Q`h?~S?mPjFw; znQUgQzc0Un6#kxoZ?w*OzBlsmzrc^d0CZH`f6v&h1)8K%lx26Zd7=A4BZ-o|M% zg1<6?u61^>@Tq$~aDlvKAIYo{uMw2D8ukwE7`$&$`%`%SEwxc&Bo(do49vQ^XFXuo zP~lV0{JKzOGu9Gp;ha<@Qs?YDPJLrZ4)4Iq03IULq-hKj!X;O8z$-f}b40wvUOEY@ zWnKRbtEr?nRRfXU&*aV6&w-ygC-?U#$Yz6e>F3Rz1DlT z7->c+{6u)$DcG_H0+=+kM^-7jRwTE_L&}US);$jSl^|deQ+*8H5xzIuOS20L(Gp0L z0eJ6mp2P9uw{;1SuQ-udFl>QMQ;WbaX_Lp`7L+zVtfP~{p3p}@1t;u_s1|Zr56B9Q zS&5{gQjke|2Y4o+Ev4%?+~QB8nL#9-)OI0YTk_;_xY*2WHzy$iRGLjQ0i&#qP>iCP zYY{0*aU}Uul;&MXIr#v4LfUlfWgwXwZ(9`bOoGuAwQ&;@?`;l%;J8XU06$^;WUFM`S3Fng10E!x)NP62V6Y`nOcL3|vGY4PJn^W8;LT=qV5 zJV{8K^Z>S*oEP?)tTw&a8{*vMtIRjZQOkpRQ7i?II4dORE9|nt4M%v%IjgCde%w5u z%Yl}`Ir`pjw`^>HR|Gs2aKzpzK|4I%0#^rHy~-U2R`OYsoE6nA$-lXF>+)?~9<;pE zTIdo56x{G#hRv$yvwkE;Gx)15ZhkHg-R&ZKi5Y@bLd>BjM5hhc;fR{bUnz)rg=@-9 zmAO;59a_G!mez;TVlMU?*@LY0d&S}Xhv;Ad%&rFbS?Atm~KzYTm#D4u$ M6;V+%JB7QV8D!7OO zHy2UFgy;$*#Yq{rjJjPK#?P|q-qdoli#nas3bTrH$Fw^GTg))yf?wEkqupu$_h*0Q zdCqy>=XuY`IcILWt+;S8Z#j>}VlB25nKrXnY%YrxaSQ?jtT^sL3yZ~*Sxkm4^%4L4 zCZh5pkIngJ=2hGwspJz;|3ay)*?I;Y;gD9dn@@8yeWADd*fxPOhD>qT=?Ee+y2TD% zqkiRFBH6LPVmh)yH=-ATYHn>PFh zGP<ueO>!$XCt~)~lKMLXc7b%bABhh_mhM-vsg7-UQG(tQTLN$!n5@q(t zzE~Y3evx3;EQ;={$`B$Pt^BrgIw&MPfFa&BV3Aqv#watkyw0@=~4C*b|aX zeC_dQ-J3Gp8|n4o`Da1Z>v-Y)VE%Q(ft2JO<5`Gvtq!W0{Rr^nZ#7RYs801l|CRqHWixQ~!IJ|mju-$coo7BK0IdnNA#vcxEFjD~7-@Ih*o^RA$< za^B3aIcfp_`#UDi*B!2(_YW4V^l1ZjkMF!?d-Stnlg4#YC0f8dN<>cqRJV zj*NA1jYBl!$$>9vW6yyc$&6 zw}zh-m%sft7x<5KRY22>n2%Nv8%*S3UnII40O+=*n^O780l5tbgo}Gj>yj?t3tf{n zMMD~0dtK?rzxHy-cB^vRva*`h2=2DF)NKJ{n1ri?DYf%C(m4_mBF<(j+h;)!6HnbC z2ywc5qp%YsU$&5)$&bv0BPV)8B4R_yeKN0@%v+}!#_0#1A#K+t8TAkRtTy%(9j${S zL0O%(ezE_&W{9QZX?!X42ZAGgqikw*FZBf;llHn{Hi25*fqg_?0>&>yn8fT$q)UOO z5!UhIC%Qs9ka4TMgDkqL8t(80H@Xb60D(VDI}HR-{6uFcpU7VT+Q=|u_e6od>k8`? z#^%wM4l?hma`?0tEQ=8w4{auv2g+Tb#WMV??)84c-OFL*rur0roCa@Zn7hsh*mezV z;u_4TYMbzrd!ZkYVob=i7DfM6@PQa&I%^5l5-$rGh!o@|4)=O*6#?VGYU&64p?<7H z2X>k_n@K+xJogC5_KucDYkj2gjS8IVetDdD@{Vmo0IXXQG?Lq7QyP#9Bt`XnAn6C2 z=voTzMF-AL zJL3YEVUD-AY9I>}76-p1U&*GHfGghc+fXiX)5xW*lZnHpyfffZ%$n(wg8krr2foMC zbz?bfRQ*ge8L-Vkc+aqOIXbn{pHw(?EdarPD)HX+f zGq(ay*N?4qNULWZ^kcAW@I=7kh8v+h#7hgL?{VrIejjQAn2Rch_9@p&Cm(=4kXtdS zdUiAYCcIBpHLCndl6%J%10ER0X+13#>^FeGOjzG=CWH_-<=`di1$~+4CB_PuVcyI| z)zkd**Z^M#J)z`{?o#Jc{aBRZH4qk*Ez2FX#i;B;XggL)`+*giplFQW#fz&RsG*LN zZOBv${#L~)FPzsJa}087{eKTtxI(A!T{!g%W_Xptu80ULAIHOtZKvOyz?~!Z2=XfL-~T|+8$21x~|!~O6`$J7(H^}81nL4om;$ZEAQN*FHJXZlJ zl}%aL?w!o;WfVo%?Q$}!9KI=H!m~&U#6|S?qkJZ2t4f(F2 zur=<^PL}r%!o;D^QB}HA{~|HWwifLm2WYnrq+@!}O>e2z5T;;*P0xDdRlb@S0}f-Bv2akWEHcfu?6>>{nH z`0li^O2>!Y)CD=36`oZ)65r4EycS)(YdaC>C%=%@rZsFCml#vjXW7(;VIM1-Xn!OL z3(Dusw@h-;)c_D%<}KCH5M4RP+`kbeT8d9aGuT71k(&d6$`L_PT9w6Qgq^uUPi zlB;}trSZ%BYV@Gs3ipNP$4+mVVrVdn*xEKqPReRmvJKE5ss?mhkc)y+VvX^P_gmY} h|I`2VZd`mD@n`HxYII4-I_6u^Qc!IAUH*=ie*rgYIc@*| diff --git a/example/oxford_sky_masks/000177.png b/example/oxford_sky_masks/000177.png deleted file mode 100644 index 93473b771d8267a08fcf6f80a48bad1fcc3fbb43..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 2798 zcmeHJZBSF`6%GOAL&X>%2}_pTgoL<)U~ti(k&g%yA_CG@1eLEOz|LZ^p(Btnf(R`6 zxXL9_Ss=pf@?)n(aS}!r*Q~7d=6X}7GW}6LswJJvZFgp6VQywBaW*S`19t07r@#BB zlOH+HInO!gd7t;*nQJ^zq}UPhUIdLs+o8k zvg4sthAx*X#5()dh;{t2aWyUesxxX`5nreuqJBl*@nv~GBA&xf63(OReTpbgoh)9L z@TOmOed-EznY`z#@}3|fu+DwM?gna_{0xnOLu;IZRDwrp(R8>+co$u_KG`+5FW%}j ztc!aS#%pA|b*y!0r(j(DPP8Y(+}_v2IF%OP&vi}XM-54_y#+-?6&ZxygP(}RRH~Oo zoW_E!qdxJ%*HeSkH{|X&g|AY^>tr8h7}~9u%yFEZg^`3u;~}jT2RLxzY6!VBEdGnseI)4Q-Rr3W=2NLN1h2KmKP%Yu0<%7~{e}!CTtuV!K z+WQ$Znts(5Olmn|O6M%)zuG-py*!8>)AXofu<>wk9JV9N9;u!oq45Mp{YE@TD$gpQ zXPS1^``EZ!FwQR~a$kvOYnBJNu5?mqbFZL>;0mkNmziORS{N!b+8df!oKx-+b z8US~B5&%@FSz6BDm6pNxHwxQe#mC0ty2`Nc%p4SR#PQs2pS$*#w(T>x~RtKVHN>lCXE)Sk%REg@fkXecxj%nE6T$o}^ zwbWC&EIaZ;^nb(bAcrCN{?F|P)N`c8C(wzIJT898^d~UBA7#7a+=56l)Ab$LUOcXLts zN|8TI?E#w(>24;g_$}hLF8lc=rM}Z90=E3c$g5c%I?Jq50Tb|?WO5Om+4m}N4oM`L zOe)_^TqAe?MH~iN^(E zJCcY0od}KX&0aK(eF_d`My|Sg)8adwtW%azDUt_0H}Ps^5xQM(;gD&hR<>OisFvY5 z&<2dmFekZ7l1T_Dbj_s28*C`BdRs=Arhs}3_Xx~WgTTB<`oanShf9xe>$~ueVdy^s zPC(g{%&ZyC3@oPGk2b>x)=g!E{nvk7Th=+BYh-dZMQv zb5_Gpc@bcg_?c>_crz~cv()-(t{c2aca0tuJma2_TB@R^UA`q@rf7!9Z&Ui?mwK(O zh0rsyoa?_V;?jBLkO^QMjE=GKB?bX$4Fzs99*XBg%*we}dbQ)F(fxr{bACg)9( zMN6KI!*>5!m4vkxu(ZMuEY#uH%yYw05uHC~yu(@A3vMF&tRTcO`0tV&dTG4MX&*+D zz=d_Rs+^(_{9|yKk$NXTR4ZikhXnz;0bEq4lxZjsZrAL!?@~JxK&_Zy9+j6e&q%Pt zz)-r@$mb^o*1R8Zo7v9^by&cjOa^g$7~O((+!ju%;GJF4C_^u)ynI_QsfK%n&q9dc zj4n2R4GI@A8 z{s&b7<_qm;Eq*3%WCQMWz8#ilIWElm^i zh-6%-=y;I~Mvf`z{DT4hp*o21w$zmk1_#Ituke2PIh-?>hKSu8DP#5qr!ir(>43uo zhBbNF=%n)8Q_dJt+$~cs8iV()N(82Pyrd`A><)S{*mu3Mqy!FJ~TWaKH42~yr)Zs6DBf#F6y0~e>QbW2JFt7w$2 zkL$W5!9FH;3!in7(8_hmtU%F$#(9OCp|*pu_Ipl4U*7UHP&tn_a@6VG)61VoW`#4V zgRnhO$9hl$r@JTScc^bGhh3mv=uK{Z%xSQ&?QE>t z?R%DlAHPmj|B#YR`Fi80{I4#GXRs>?dlF7wh6Gy&R_e}S#a0$!b25W{7|YN82)*Ta z(lgaC&tCM-S@!$twgo-)k+~V)dLSnv!r0t1o@asYa9(%txZ~vMDeXMF&3nVbZ|2)C zLy|jnU0N45tQ?NEAlGn#DX#+tloz5W-iUN-B5~LGcJMT|&+lNHJ<8ulPm`?7#H<3c zsFARC zTl!i_tN04AhT0&Z29k~m9_gkI%CZ*SnTdLOb)-O7jQoMTWwBMRVnNc(*SO8INn&aw zMfXk|7hC0EeJ(0={DV{IZG^wW=l)Y((9<;$3K{+Zx0&9t$~$1Ua-e+-s@ZDoYF=$* znFQnPwbG5+d3sxk3;&~@F7E?Qw0k>c5WLWi9tfP^j0>xY{dh|eUhvp6lNHu-scQ6SZt$pIY?310GS?7Z z;CjtIF00s5ayqe~BuFD&1r$+xTm= zTGWK|K-;KI@lsNig0Et$&U@O7M0{bV&}laIZ7f8`ao#!HhrNt39e1Nw7BBTjIO49;k@D7yhghI=>_j-38ms*>e49h>kp@J2r!1iFz2lD*gYjI55(726TS&j3Su&m7!<{%`VnoMZ1ot}6akrfdivHUP$}}R6=cUGrEX=y>wNv;JIKC-`iLI?M^&K587LH zsEnNZp#8XUjOgDDGzOby#rMS1sHMgO2a>Sjtvu*3^1M_elh8g2-gI0l^NkG>d4Le; z!=DDuaX_MFUW#+63k~Vf3V%5?yt4KXB;OCsYLSDQK%Q06w{st$3}V;FJ*un zjTa^1bbnSvp<8yETr@P~=v5$#_(k{&Zdkc%iw}K>REAXc2IIBT1qJ?P%r4r}#@!)Y z6PJ%0?R7EincFcG+83UD`uGRVke(jdMfN4G7OBs&a||)Ve0Qm`r(ZG(E(Z{9SkW=G zA}e3uOa=vbD`Z8YhgkgEBM%ga!G9&mJib&zMs3=G714BvV?di2yb9n)1;X`vlhDJu zpU8n#h-(L?a;wc=GCyHR8Hzh687X(P#>vuo3Am%P8qPA74bGdXqIi?VB+oeff*U@Q z7>umg42HfquIpDGza8o#NdF$gwJZZax8*;qSTO{M}$@tkKVY zUlo$iJlQi7acwszn6t@kp9SxUf}IIwTIPMu6R$ie(lL+=?IUPz${aP>@Pu*@!58?GrP&v-homX&k#_r zYMZbGPB_urT7+NM)5q>}*x)U!VKrSZ-+Mk5Nk+NE5vM7ks&GrKWRS~WPFf0(nSp** zWY|&^D`?f`CS`6s3l#3XTq@&JiL2|dP=SbX-h$im8)Rl^9rl(X^+Vtdiwv1@ zfJN9HPPj}WCAyrZUseH6breI}cX0vzBRH~EQT*0}B_u0VQ+}%HL zzue@9eV+I8eqPUK_u1Kr`Tg3;*td4R#b7XERm$>TF&N?78H_MfG!Pi6+fS<)jF@|> z^8F3Qu%EtR!iSy=-&Gvj=sOVc*U_c<*Y6b^{nHn@8~a|V1J{>^7TFne++YwF&Vs>CzoMw&kN z^8%@)Qd2Q;-^hBUapLW!*5pgV6*IFd2F>)pn$ue0u6#L;Rwy zD-`ne6~kO+-Y(^&n5(Zjz|GhS%Q$pcm2J1qLe=@_@&oK0g||B`$utrBX}*Kj!B z=IyH60l=H8B#KtQPkK(P;c|2P^kmZ*8upk;i6)7!;ZHG+PGWP+raia(J$aNBO^Ht6 zzbBJ;TcMrI=RIM8HvaSGic>OAI z(lVkeijrIQb=CUq$TLADDyiF}arjfH^q;9c-u7HqUy9dNG;XZNPTIzo9FoMT`^FuH z#O}Za^204yojY?A_BZoLYljN1Gx2G|8L~B*Z@1w$7i7hspcvwo-?%@ zIE~br_eS1~2)xtTq$N0G>;elFP7)Q(Ln|EVqa}N@Cx4F34csPU!Ggg%-bj|7{m>nz ztv1B(rK*4{vGXqNik;(d1Kng+$R(y-b?$Az#W@GMgbQg;&!b|wbpgLz;86a1bbXa4DAZTa#J|Lr zhQq@3)u+gE!3lyxzUDp2Re-2=RoTNjXN&dxLw2@T5#0YXSr{<-&ms>94M^a7>&~KP zH{?6bJ7>GIKKLK;A@^?IL0ogDdRN9%yFXJWotIond`TF0PA9B5DlKceqF5E#9Z>pR z$aNUF_B{RE-+*)y5#HOm2ZX?SzsXWm>(0_<1=9WV$XC&#IM&N=o2-hSV0$Q!#7j7x ze+~(1|3hHtB}$Sy9{|A~%#eW`dZR@4X|qbBiPvxnk2w^{&Yf#SBD9df7Kz^pNqr*4 zizMIOCR2(i%rM1^!b&MYjIG;Ski!v1sd|<(uwIlUSB6s>*$$*1-_I7TS@bQLTXP_N-tK&Me$?Y$=RsyNKBz$?V6bka@Ku&{6o#p&IeXJu`YCf)_050E(Qd}Qg1 zL|-2&=vBN(2wfR-Wk`ZnwtYGQe;ao4nD#r0v)Py#6@ZWKGazKJqithWJv^Zl%vA$t zML6*hkZ%kzz)dD-^X-xNW?o>s?J1BQ(Dw8$i$VWRb419WzkU0b0i22L^E6!)p}W^i z0EpR^9EG8lmQ`YN_LiVa!5?`6E3JeJ8h#sW27_7yCuOzBW#UabRfgn&^cs}_rNYkS z42M)a7A-gFk7U-&+s~x^E0SRS=sT}U!y$0|BNH|AEH?fOZsxT+q@Lb0*`Z=X3O)i5 z?T$y=@V#3>+F`5y=tNC17e5_R#>{m0Ss|9MJs!A4Rm(O&b%P~1Z1%@!j~fyfsSjku zTF~Ihdc`Vb``WP|C_ypA@+|=F)%EkTja0-NBT9vX7tmkE$SwW|jA^^cdsFD!hO3a& z98HhYyS|bvRn)@49)CC`!s2*Siek@tj4xlw^Hm};q!G|0;QIgH|L6&9#N}L^%#Q!H R>Ky&oPE}D`K3Upw{-2IR)9({Hu;|_U@&-T1=(3;4a{fv z0uKE{#o*j~zM6UF{qLG}MsB?3yFOcA9du6JP^ss4@&deabSZkfg-*c@hxO^5yk7E| zX({F_Ti-&#qnd_O`i-5u$K)MTrs|fY)YCRLvLMGpba74gkg|ll#i@k{n_I{p$&t@UTK%O_TTM`j6 z7wSL5%`*pjqt_z-N$=)2oC=)uO1foTqPZCVRO*6%=97BSr0p5kAUod#oYV^@?GJp+ zJ2@D(#@rN|`?-dAwl{hL*X$@Bjv@L%yh9-uY_T5qM*;~I9cy@}su4a9^`_5~3Q! zFH)iw?NT!3l&)jLvu;Xs%DS3FT%~G?Xu(VB+IYzg*cc*jk*JD90K&ts>|9ponPs1f2ev z;?l}?$FB~B=ls~A{UEtry1Ejfb0y{yavWGxxMByx$UZoILUC!{ z&m!l&&Sc=F=$URrG{f&D#c=whqFu#s^`vECOz?YvDVfJ#!tcEmo(BL(aYa}y$Hjmd z5=iia?rn!z0YV%LgSyCy&|1L7U@^InV7;!|R}d)X0hGPB97_h-)VT|(m-{>IwQzsS zRfx%933cfXb213^vREF~Lt!oC0=$&#dfk}TCC;@3G9{7jI>-H#c4!j|@TkoEtvv{5 zSwOuYNFs4s0ZQ_iXdUD-ZJ1J+BmLH}HInlSw7e0}`+kG%^JuWo>wDmr zP=k3uHrIo;ht=+I<(o@iOSnj}Z-g}CfXvsaXCB=sP9z%49ujI6h+_#J=yI1>?!o={ z6y1@2;sj#D&xxK$jtKT-{%djcd1y+sBqm)?NbF9B@h76Vbi_~2xO$rUmQ=Fu({|)<65#g8&FnYhH!r& zfY(_51oyiX7L^KWZV##5Xf|?KEF{nD^BfH3ID6VfbXF$^I2K&xc!-4O*SDw`MqIJR z(?L=fN_U&#Qn#D?(@LwgWX-zC=0h7b*+HF!8uF$Jc&uxuq4+*PjsKFY^we@IA)2J7JKEL?*PQKAmh31zUV9`65qAY(M4$==Ce zIVujXEszjrz+x!O6s!!XHJIg=HYc}}H?-3gj7NJuEHv%A>fw^MI`|0OKe@osm%NBc zaa0^_V2#F7M%o)GX~qMhyY52l@8TZS7GB;UM9k54XnLy5M@LavYP^q5W&yqAP2ZAk zfKPV6p*He@b_!`=r3Ot}?&M=nlxfB$UI*alnOfj@B}6FYn~{AN{hCKjRANbT3_BM< zy@1?}^()fO&vVFZ?7jbj{dCDBsDG`w+{7IUG0THn=h3eLm%U&*nK%;uN3h%+r@rj? zQu{WhEEE49YkQzdMM1Aup3|uZ^baK0N*e7@r3oo3G zQqSgX;Zr{uU7#UpbT1tjy&K~5k1!R{))n-!%+Zq9CDAZtY>zNeUD>2RHS!`bT0`|r zhi`=qf2sYz`V@VpB+iqkkiXGm7fo+dr)#$GB93BAa%|wVc|+DDko2kcFy68t1h=+M zn8FaOL?;~s)$3$(=Tilt(u-;?Im|-mjpYC7A-rP8KW{1c#$Enb`hT(@N0WUEeyim_ D_gGdo diff --git a/example/oxford_sky_masks/000181.png b/example/oxford_sky_masks/000181.png deleted file mode 100644 index 044baabf11d10543b80def09ee7e35aca0787662..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 2170 zcmeHJZ%`9=8ji|fHX8^S42g1(kbfXSB9t@KC}x9TB*3;>Bv%m^S2%%UilasBpDXT$ zRuar6ilGME^bh9Ff4#jqrGR=Yt?pj0+8NXHI4R6(&JW00Co|YGD&8jN&D?#uFZc02 z?7Z*$ywCHz@9xg*Z{LS2%Mt|31Uw!u!LqUBWgc%~Jdd~FJw6BUGUDH`@OXTarNp$Q zeZk*H!TP_}@Zv@vJkIF&^M3tuaa_$uqN>g6gDI1}Gu1z-uyV4DeT`|wtDr&Env_Z3 z%$A=rIk1>L%cSFC#Wv6Pz@EzeS$;n2nW<<$$Tj|Cw>;8}6p#1Y8#swLUOp^tCEfze z?n}T$`Z8wXu2<2mR2EuC^>Lz2Qpe0DL%}xBT3`{e7HD*olS(9uRI-xsBYMd=Veg(P zmG;b(4sO`5be28JoX8wbzN$Q!+)7;HD?R=Ei*zNnidn~bW>7&imC7YWNDa9-y2gHm zv;2{q6C}lJ)+AjQ9!Evgx9GuGOYW?^Ac;bISsuERwepLZd(;B@D)mhDM0Elzlb-;+ zXfrEC_acW|a?`MuTr1(i$J{PFn>=fmlV|lCE-Xzfxv+GAzCaQ50F^RcZIFyt`c$_C z*D`MdUi4LV2U>u5TCyBtgbUkE_U|yHkC*y1CxC0J+x(ko0UJa?LQk^=$NT^gr+R-z)R&Oqr2N_n_Y(C9${yTj3bF`N8 zkUvpiW1fBZZt`7wy&>PW*{3-THae8vLJk_THyB>9z2wv6fU~K#ivNhKZRI}AeZj2v zjLPcWhY!hfxXmj9^NMC*GZ)Xfk6{4$F?@^OM8(-&3Z6!PhIF3MhW3#?dQ-Ky$#X_w zb$^EqnR-(-bQAQw{A*B*76w|0uW*3$z!#Z2oUAN3j3S&&5nA*-Dp7=e(Pj>o(G<0h z?1V+cE{;C}A0cr3KKgnfT?K--m^;wgjS|T@?`L?&QJrp^76fPYwwl38iDVifKezYm zazb}wM%BS4+1Xbt< zhU6UF@D**hK#a-)4ekxxN=~?d?xa*UC}=}Xh)1Ug>Bx`tmfobMbQ|}o&!;x6{P&ob z+Vpdq)u;JaJTGZl7po=H0O`|LY}bXv=qluckuAYfbUpRLfnUQ_#8=qv$fm$aWjAm$ zd<M%xQc$N~qYbHd;BS@4{+o4;^Jr zB)iv8d!i!WM9TVB@QQ}hHRUVb^zKFyxfxr%Ih3gF6<>Kwb;^!!6Wnk&VjYEZk^!cU z`d!R*p1+#8_|VAFkBh0=NcM<>8=Azm9P%oDVSHa+NRD2H54pd963q7mg~Gn7u5?(~~K`wKHpfE8umIGEzWZuG; zz0YbCe#R0cq^(OJ*L8bWptNzYB9>vx{A?mnXc&8KVc=@RpczWI4(|%)Z;?GH2z@Jj z!x9Y09wb8v-`GD4I2xk(Z-lQnR+x_k{`gPY|I7dKG&+2K?6=bC__?IZbQL0X44Ky9 zqPA=&1$%{4;lp~qxmKG&Wwg~wJGl>09@}jdDD|P@u#T=BeRy3sE1HwIhdbGR*>vZd zAe~Eif5q0yrnN-FFBH4Z*&i$Ag&JV4gOPSYTqPDvB zt&SIoDt5&eIU~8|w>(}uZp<9XF~9pHk2}x0jjCww$DheA(~GFb`6+FZbHw9l63O*T z=QDrAf81p-7J+qPv&v5wXBI!N<L6D%F=G*cP*>XD)`gt0`6#dAy6uf$h38gxZqMtDdby_4*bHDjxo zsfDzWeJbm*Y*z{YV7Eq=A#skKo;t8CTR6&<&8D{nhxBP)W1f?;!;w$*iDM?lOBsY^ z>KnjaecDl@+WDouCW7ggjJ?jZAX(fYVWV~kyEJ>TQE5-*+u6cv_V!2)Vst?1l2SA) pj36b?Q+F4>Kqi=T+3TfWzEkQvnc=>(aw_^$VcAewat_+j`45Wmo9+Mr diff --git a/example/oxford_sky_masks/000182.png b/example/oxford_sky_masks/000182.png deleted file mode 100644 index ea8f2d483a489fd427122b4724f4543e1e6cef51..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1464 zcmeH{?{5=z9Dr{k9nO_Xh_<~h{jpxU5F%y$wag4;qoY0KHe&={I9;cOq5~^^vmgx2no5#clYZ|T81{?`!)h*UgBzGhH9%t6))?t+f0M5H?dJ1r zu+aDHP2q{@mG9#Iv0FpmIRCibA9(5U7BQypP2}$$P?mYEIqXVR=H#t{K~2Qm8LkEQ z&pY>U1OK|TWY{^}KNKhtVRxz`T=Oq|5SMECPUTqHAZn6>($^~gP%!^xGA!NTTUe7m z+*CH4%hs?aJZxL8Pp#tS^)b0iNhk7)nAn|Morvj$K_*PR>RIZn77r}-N3Aemj67I7 zq&UlJ>1u1La-ZIpJM9pQ%q8xTjjQ}XH|Nec#B5UgceFE$EVB3Lmyuo8Wr;aTS><<& zXSm7@`EcYBvCx-Kl{{itXGiKS{zn1S=duH-6QJB;7`IyoC}kSd+gv3h<4E=AN1*y0 z&sv~*!tX}ayj%y$)cj6IW=gX1uL(!F=q*~Ed!N5+~&P+$q*t)<^CVKHe!^ zCdZQ@p_6OS7gL|wS{<_%2!d_i$CD6TC^;c`As2$c5-CD(P@08cRM-cBW?~QmW8>

Lx^?4h9WV_TOrua_)vgfOhMo>S|B*p)&U#t(8CaXC2xb^V0p)8uoE6> zJ5!6^0Z#|bXm%zN-yEyYorE!c)8giobd?-uoRMFN0pKjS1|D{$^%M?%UY$|A#UMgsn`^0+*_rp3ER2v*SLz6QikQ)_0W{`Tv?+O pU8GGUCJ8Rc9$`tx|L|Y@1{>IL&|%VE59~$1WU{l%o9PIg{}b>$mwx~N diff --git a/example/oxford_sky_masks/000183.png b/example/oxford_sky_masks/000183.png deleted file mode 100644 index 9bfef1aba13461c5f677893d6972a71e851b4504..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1412 zcmeH{Z%h++7{?C`#QCQrP0XO2;@Ssnmo#P1&lh{)yS>|s zy}I1@^L)S0_qi8$_OP4Vy2-MMqNuIT*5Swc!tDf2I_`Vv1?hOyHwnRs1F?6-UKZyHaegoN*xFVjK2eXMtFT%a zcKpa(u=PZJ6J+qsSm*Tj(s$ZS7_#;W7x*eJbTH-xZ7H%+Fc(05sEZUX1+bT8}+kTgP`6~gmACoH+t{6G*FYQC}(zaR%BwOwV zX*2p3&M%8RQe;|gTD1T$%Uu9m=yL+3S%{QdS4j`6?1Rn207|&Bu_@&$0Ker60#4EM z0OI^^0JF*!;;;<;OW-f`5l8p5_D|F!Wx|UrAUX5pX5i+QI1~a6HWIC6)#4j_K3!Zu zR=zOMLRwxS(_PT-8Wi8n#m7D%#Si((MJ2Ltnt;KV^uwa(wNcB?@If|k-f?ngh3ScU z1YbX`w?Ef?y{JU^ftj)$)drMbz`mo}w4!$6i#)@{qjTXIHgL(|r5B~As8WAV^c3e= zz)~gL1Iq)gLwQKc?j82UW%Yfq?0eCYrT2@TU3vL)y{OLk^4T^faLHqjtQQ_10CSGM zz@s`LwRR3N9@~>vuD&tU6LgBfPtuEPleDo>SXjFO591bES6*IGIW=#vB3Z}PHzf_RU CJd1Py diff --git a/example/oxford_sky_masks/000184.png b/example/oxford_sky_masks/000184.png deleted file mode 100644 index 887dbc34f80759672c16e0b296350e08e1f6214d..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1470 zcmeH{UrbY19LHNxa1LadOMtecqugC&GfLi@)ZT|Xba^%XhGxs~$!?5gP9@4F2)T=8r1CFn8Ot@a*y zT3t<68-Tac$5DI}Sg_XGkJ(*}bX=xcy`8eVUgTd#?v`Xfd`$LAhmf6d#z*2J5h$)M zpE3X~zaXqx<(Q3%(KFNi+o2S=;zr?w`oXB5O1j$bsjxX^LK;-i+n-a zL+7w@CyM5X6D7?$gC2zWlQ{ZP(%`7mG=L*@a~X=3`4$|FxUb}Mz0}GZHU_(A_+8kI zN?S3|W$JBRB{tM4@Wd+5xTF6Rv-$^&dK?z<@1fP1dv#5&HpZb!;SNnn4QhL~Gg6Ma zP6b{=Lx+?QHch|9w*P)1%v zH)a6k$(Oh|S{D-@TVmh{wsn&eGbMH)N&GxJs+MTjh|-v#7BfV=mFnY>0iB<#bqR(3U{$!#T6tBLSPP+ z2_bNgm=6XFAd{H7q@%j?jl~PMoO;2kSbRTkSo{aP@#cJa z-sgSZ=Xu|YGqB4_r*2ShpeQP}zOLqFih3lOq7?m)L4nFi?yRS%b*}oFs-`Z*Z&wuU zd&5W9UAgy{@sGh@^wEsZ6kpL#G1-Eq8ng#1viuvpbavx4c^bbY z?q+;NjuE*D87*4d8a0cH#UqTb#4#v0BjZl(8x=}_gSSsLe@*@Y=Mt*S(N8F=wiPIs zcXhF=gi{(;1-T81iKObD?0HeXjVp_AueiYYo{h6f*eIAMzT@tUvd6A7hefd~UGRoY!&yO=rY6Nhr40r69NehtV{uA6Q#^&@Rf!LoEp(5^>E2%+^F|J%5I=$UNw0D% z`en7B#Reg49@X{o&k%3xua{Ww1S)Zwm)S}uayw59 zLQf@o98eGMB)}EfKQ_y^V6D`|t>i7M&ahZ1_+iF(fz9H16juuETy=TO$PPiGMD4xe zv^xO}d&@kcvj=RT@#Tiyz<=Cq`Ztk(oDieU+aSSS_D2|L557Va`AQOdw7HBU#0>~< z57xqRKwJltMUQKVj1RsmS)dknmy%}F91f%kZDT=R!`?J|btZg)d6I623>Gdj91>3= zA%73FvJI2!Lo5bc5EKXpVL9S4qPvJs!|--++QmgYE;zFQL8?JesD{f!99W=0coPx9 zO|u6C7Z^PVY*HNvLLv`>usf4DXbePPvJ!{(u>c5enRyUgV)E!kJ|qqx2VF>-HVbc~ zAioUOdV0~@umof82eZf#3=`YamIBV$YtjJ%wpkwnrE>&4C3O&{*m@VhdZ~+mB94G; z>76y^A&`PI#a~hU{qAY=xGrb7QFZ1BPKy00%4@Z#2_~fAPPhGgK0RPpML&YZXwl`3 z^z(VE6N=c(gY76j+}*lzT^={baz6-aq)%8}9h-YF3H69NI;zX@_G+Rh$uoF=jvop} u#fx|A(14E7b60uuCi?dO;J>;-BK^=a1v$O8q|eFkxxUs~Gx=ic(Z2!VK&7Gp diff --git a/example/oxford_sky_masks/000186.png b/example/oxford_sky_masks/000186.png deleted file mode 100644 index 4bce15f6e9b6c6349cf553fb1396c39e821c5365..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1872 zcmeHIU2IZk7^bZ&t=0ZW8(>uVhqcTCZI(jpXsxyd=I~!O*Og9;B+DkFy(rCy6tDblbG_@nO5B?T*|0%P9r zWC&DyE>ErU3u0$gu4&~OBwB!>g3z8ouF4jBV@|TYJL+YF7T9Ix70%So3esHu+*-%pSHU#-qrGPuJrXA)zfsQO5?-*GVZu zEHFrqa}rWPp(FDV{#$aZpiqWZVt3qcsq<71%{xzTuSFiVEvjSv>2Aey_;1*uw^<;>~OkkAn^U;X z%;2vjuN;~A*fvWZ^7y>c`ulFnzU(-F5w$U$O^UvW(Oq{n>1oTMtREcPG;(alZ~HVn z-IYEMky&u)DKZYLYir*{6*$FuKd|Ds%j@90GSq6sm7VcvX^o-&` zpe<~-Nl+)YIqA>84Q-s*qeM-1g!q;r7LCx%_$o}G+qEK4O~zejR3VR?Bh`gw)q-s0 z2Us{rf4;{yQEAbm(-@nsM{BZlf|=#5e6M&V_Z^^SsJVkSR}{J0s(Zcgl~q{VnVJXt z@t(Bb@@}>-DY1LnvwLk`coW5jPpn)zp*ztK;z>c!GwkaW4PbL**E7K9>*TfI&8kU5 z(v<2+Pg#btPj1wJ&4V_aw~|sQb7iHtgRB~@li~+$6a9(JOtCmFDNdngc>|c6+yEay zt4?=fcYkV*?Cb8YOqf#cuq1=ySKxziJ$4X_WWD`Qpelm2qanVY^Gw`3bU1&Dr9XXIX#`n@|Squ}6_U z;|7S7*{uqc6X&XG0l_$(pRn4{la2IqO96>ev?V0h5AEtu83$7D5Ts|6>qutWmd6|E zHA?~d&>K$(x#llk*jMDct6eutH^&?6;gBk&D0os%heJw?EqK6MiuR}E#5zx8atB~C zhPjSJn+yt^ra>s!v~&#$1VK9#s5{D_VA5I+1zcjo^8yUU>`!fnp(2x~0l^#=-bg@e z?O7+Z_BYa=%YO+@g4P(fXzkqrDjCB)>b>kgHW((_cgd-0nDn0)+NS&68wup z07lAl9K{$^r2rnC8Al)#o!S9@Wv=y}MPM?PlJ_^F4CYwttwvx1mXZU#&G>E51R<3; zI1URMa25-G(DAJBrCWlCyc4?xrWtF#^vgjfEWQL^6pQAdOTLQt5(hk^;w#PvM{aJ5 z?CoeU-oxGp5yqPCc>V5VU}WesYcm@4-AxS3moKJ8K{u3$h@(XbVlqNWPX`N1;!e}i zo78MPxxaO}EO)^woCiwgnmvDT=A@jRG9+Pcd%jt>5U9cRmi4HO6Gw(+u=6F|bqF~W zG$R_2AM-H(|NQqy;PZw&%BCC^xIGn@Eg!|rg&M(+A%6Yc^19-$Qq!Z`d8vEw)E|%3 BZzuo& diff --git a/example/oxford_sky_masks/000187.png b/example/oxford_sky_masks/000187.png deleted file mode 100644 index 0be4ed4b9656e42aff20781894d2bfe6e0bfc107..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1705 zcmeH|T})eL7{|-9P@E|(?Vv}f6#4z47Kb z@AH3u&p-dX&&4sH(Q8?UQV%g043_RxMG0LMB-K+ z#F>8nG49}lflc8jB2t%+f3wU>sm}4N9PP_g9+oS%wNvJXhblB!6YPRH?g1Awlwm4@ z+5R%Rp31_y14G0|5Yv9#yr9sFl-$V+0?n$}=v7&Q+TdsKVYki23gwuDaGL)tT}mCr zMgv#CfY!c=E+}S2lSz{ooEl?nz#6Oq11WB+iyg{0@nNC=JT0S2F>j!TxB`vY+tE#h zUOdTBHaV+|nMOj@8!Qi^aH{)LS5m0h^dcBh|luXwJ zF*qZ7pL!qTk$lUJ-R64)X&rLjPPWjzP}nDFkZw!*;}b1Q zO~(tNGm&LNS?-a7K1NoMa$cY@ZOH49!FxAq4bh=SeAlE|3r zl~AMU9na})`6{WpW#G&4gVeWJH+ean;V0?42q*M`>6{vci`}{Dglf=`%x)6Yj9Zw6 zeOYx9q8rlUUsGk+1gQc16MAGHpEDfedA1mD)&jntm;iV+bsiffrQv-453~bG0ronz z71&FLeE{dq0bFKod4{*(c>tdvlL7vO9z?jIizbcQ0;}Ajbf3y;NCNKqaa3EFm|aJV zLOsA;hk1d!#Qzky$8eq64Dc)v-f7^0@cMBx6X5e8dk_90$nGUeK=!A=owJ8aKz65r zTMKZRIr}+W6BYn`1W5$=S#{5z`#!wCc~_T&Ud0{*djVM3AmA^VYJh&soi*%L4H>xX zCa1nM54?>&`-`O7X3%60&!~nv^lBSe{B=YUx)k{i$=a)TksNUT3d#MKI)dbb+d)M3 zTy-D{pjeP2pmrg}dv%VAf{5+m-Yw2ti&MX7**P-XD5zaTA44{J8@q+E(?G8DfvTYJG~7By8NF1bS=(D8UMHe31gdf+qBfZftXFMx+3MYc*sRJJ z!}hk<(o!>q5|m&MTKKOM0 z|I7FP=RfBphpVNlR-~; zSd3WFEj?6e7JkXNd=6M+Vu&bR3Dq9-g8Yt%t3$c5of3^Sh5;h33K5XxAU7n7!MU5f zCc5qOkRI3`w{9$OVLmV9n;bD6RDY{|xa0Yr| zc$KenH!e%GDJDB6!||Wz?(+wu-=L;)`*Gohn9pX!4oDpYZLZ(dkU6RcnPc$T4pVqD z|3h>a!iC?!Nsl#19n?8iXRGP{JIc+1XB}?xXN5QL*Q3kP8sVXs3i=7DKKqZr#geT5SMETsjW(^v zTwl}UW}to)WkcmP$_cnoei*Q;6>su8P_FP;>;=5prUp#+aIJW!-vaol*!34CXuvs~ zA8-{S0Q)Eo>~~`aZ21&=JHRd&H^1HcUpz(UxEOp0Cc%Z5Fkl7yK z;(u@(SUeW_>-)@0wu#cxrqkZa9!7-Y6f)CDr~DBR1JJ<0QcDr2>bcX*YhNS0h4jiZx7 z?zGz~HlriLkM{K;-}I602e>yL)`=zsIO3LsCaLyV#x_Y+iAJd=d*WBC*p3W>UDdp% xlYI6`vM<1s!+tFGg}{@{7+&;o`LM5GMtQTWL>azvCiBl9*|>wQ7$`sV(`)UCqr(6I diff --git a/example/oxford_sky_masks/000189.png b/example/oxford_sky_masks/000189.png deleted file mode 100644 index 401a59ffd24765cc1d84a66978fec31c38f05e3d..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1776 zcmeHI-A`I)7{@P|7(v}y!4ZLiqP2=>oJE}#uphP-rp_57Q76^jEIP1>7)h1UO~8|i zwN>U~O}Y!Sw9#zcBHOH;-GRbNZJJ*6VoZ~l6PH~Ka*h{;^bGexO_n*j^$%Eb@|@@W zeLUxPo^x?5?A>Q~=w+Qca4SG~Y@+L}?z8I0)Xy#&-bZh|~ z(wR+$tYEK~7ET9ZLItY#B-)F_B3Z#cFYVhCWKwtp zH$lZQ=g;gNSxM$@V?;>`GiYJ{<|F$6M#oc#QB;+vwQ<28$oO=cv(2qCa)8Kq)IFq4 z@O!Xkyn;}S)saH9lHf0O*VxsE*Oa`-<>-5)`q#13c#$wNgU_Rt^3_?qTQ{$-_VY4= zy-=86a%dc`U>!TGJs^#~etw%dh&-ECK;b#!BJ`wSQRUofhe3em?e*wv>sGbM2RSh?hee%_7 zP&OC(q(zqHl8Cnu?{YsgeK8thhkSi>@s@$#co z9Qc71w-ooUv!q3VS1X16_gK<+MHGO!hF-(bl?MTwt zo&W|SQ%+R>4U8#Y1+3e!LMI%bq}ktY^L|B(S%bC~kc&v&g<7VIgI#sdGz^{G_pyW~ zFhzeQ@j_)3h37bjJxfgdFHegb;eRmxr}=9y-rXc$=3<3qgpNmlWevxb K^-J>ZkNyP6z&F?c diff --git a/example/oxford_sky_masks/000190.png b/example/oxford_sky_masks/000190.png deleted file mode 100644 index 9bc7e252d43b8e9d175fd26952a30293a8bcef73..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1739 zcmeH|Z%i9?7{|+>!2~yuvRykSZP%_$iF5@Qrd>+0%yKC0U_*4CR8oN~Q%H+ukTff> z5?b1_0>jjmjTf32C6*WdJF?p9yq*QCOXdp_ZH76|`oc+b<%Mm$v_2h5vS@TKec_wC z=brE9dGdYkp3BdELaW(Tw6BQ6;p{@2o7y>?+yV|K$F>s^96`Z3l*1{QL7N&+4dwju zSGCN};*OlCw`HDApJuJ44Q}tyyj(#4>c~8qZeg8&B!nw*Bs0fi z?4?qRbe;IYnS-9cmW8^w*@To_aP!O3y`x21!nj^SiWe$=fR@THcLK%VZ^U4y7A(x7E zNdl_?J3=lqH}f)Sp3zsUltjb4e1S$LD^lf|SF^b))l~BBy4Wmxz$n(RoBU1m{CHBR z!A1bRsn!^bunRxj%6ke>h8Fm+oek?2ENA_Zrc`9}J)U3*L&&0WS4zxBO=u z#a;*efbUCi@W2{4ShD>L-4S9Ox))Q|!ORY0H<%g24}+OT%p;#TCi6u+>Z?d+Z$xy% zQC$~v{}h@7e3M!QeAw6n_y_o-fS<-L177X>3h+H^S$y&=;C-PF0e_$R7VzhcuK@lQ zeiZO_Y##83YQ6@%9O;XQbd!#4{2S^f;Af0yw!1%rdGGG7b3FC8X8d?9bnn96_&4uc zquw*VHR=|A52K<+BY2<39|tp9>!OY#`JFlgHc>#CLGriVKMf_~?Rs6EXmcke2k*C;c+R?$nz}p`gt6@k}OjY2gO#9n!-jpB$y7w_qR4vUF%@fP|lMGV>tGTA3i>k@q_J2J-*gf9n;b Z8g2?*0?Ci>+|Hg-=y7e6?}-=3eh1twHtPTY diff --git a/example/oxford_sky_masks/000191.png b/example/oxford_sky_masks/000191.png deleted file mode 100644 index d14715f9ffa5c9070d3942caeb22726660c9925b..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1572 zcmeHHZ%h+s9KKR5s}36DhqXXx3%6UcB^Fw-UV=rjg6CR9S>~24hy!7BS*xcDG`W>c zNkDC-cXhE)0@M9r4zrGA$s}uVEUw;#D2a&uFoX~HE_^Ub?mqQGL-)H7vt`qLTJ~vQ z-h1EY_dL(%5d`p-Vww!(nqJ}P``7vRemdMSVwdxrNu}tbv`KDxie)9;_Mkxt0Z(HOZhW%IS1zt0T4iW$vqSlUF!7l=G&|U% z7t@@L7`cmkj5i`oC5jFro0w*8I(})Z5SPyLhqNkoJ5zO5*E7TUzO5VjUNs*HGxaqE&0!vJU z>QN(9%jvJ7x{168)xMHrpy~h|g78T*NjXmuIr?4|5(z-RaY=-Gih(9=PG1wBpVEc6Twsfp_DYz2CG z2hfLE2hjWZ%g>BB-Q_M+-K`M8J{)<{bt06H-T?Q_kY!U=;1ue_ONLVG2&MSC}9sOf~xow+Xj12k7r8U#g$|+)F!xeM28`aj6^~hufGf zqjA*E)Q}4xSrH_VEPC%aLDDSesfYUJpVbQgY7A)RfF3l53sW4hMwyDqvq_F}8FTfW?#@nORICTtB9R0^5n{%vxGiyw_SDfJkR^%|9{@+c@LbH zJ^8w*2zdmCVNv?LoV^&fJQTy0HHQPh;zAqr7#7l_&&e(@F8esR@?ybwS;%1XH{xsf z*Aow>=!xJ2`uOFc*WLw3WNQ<{m7;}gS<`h5Z}Dl@UGSb43p_NOHB(%M5JnRZZ4y4o zLQFymv)mTb2by>cX^g%trcRoe`jsl_l^Q<#d$ZTc?yBd``c?!5Bl|29CVWF`esb=a zQivaTHJ9J7D7}VD1Se|XWu@&Tbm) z9{UdNqPDtaM0{Pkj#zZ6M;sFZ&ZUH<5Zk=Apn zO7sBwU!@3We5CjhG#0HY6S@nygW3SN$^-W~QlaQ$Dbpw_Yn zKt18M1KzZ87Ct#`28^?1fEo7{z^OHWSJ7R7gV-v-FD>^;Uf=lC?ZjQ2ot_sD<8Bum z_S5P&Op*}IMrnWz8pEuoF1pmyXK;eQgxYJl+{VX7skM*U9b*`_Nrhzgn1)}QRo*Aj zm2j2xm$!`Bch0+0dD7-enQjIXi!vxM4H6BXekasz_mDf8$ns+n*L?g{V<<)KdFDTp0Wl>IJ7Sw8J#-O6% z+`Yw`8~Er`lO8HAY1XK_U8Ew2iiGxXf8bNX?u(O_c7{cU(L)bC^>)tp_c`Z$&w2RW z+-u&wDsO!rhGDCiriT3(mbntcGH&F8fDtP%G8mTK#Wd_Zcq!xavwdM(v_Jcq;fwXc zYR8#Nc9FPz++N$*@f;DIa%FF6e`0WAgb~h_(6#dqDb)m*`fAem7V}R@PrNZqE2P=M z7Gos21+C-g-W*;aJzg#d0?kj7p4Yy7QzVJ=Z%BGa{mfQ{RFBLYgxU&)RF3xlCM-sW zL9Oeq5R+^8x1>}YYCX#))|#~-`o|p?lCyAVRp#vFl#FnQmEBl zAZ+75ke>5B_ZfT|wR7|<@db4v#N9GQsx^f{cOs)_RIK@cbUSKiD&}&61|cUlz7+V` z36Dbk(`u?Pm?h|-DLnwK`W;4?1pP;uwh(v4lqs!1N4YT&?lBga{f;aH8=b7*VGdV_ zlhvB{L#QLfb(&=TEAav4R823zb^Lq4Z@1b3Z`M`6jgwV?tJxsntHqaqUq`2Yi!XMkX2FaaT+8|aaUAd{vH)&_WtMxlg;;Qn zkAPo;uo0Yk9nG+kP0d36a(OAe8P4#X{(E_Gb`gPeo9K_2BMA)aUsSBbXNCO%Gj6Q!us2vXgX2qgJvJ0vw4 zYdafF>gLu#iBg=si*&tBPonT%E;mw6&#F10yFTV-L=lxb0rq-cbLM63C6=9X?p z%1YCVE+T?OR}C7Ov>jbvUWFHq7ROz5ld?tRNVfhbN=yp6?4q0Jy!_7Z{lCxqz&WPF z8s&!AZ3pY!#qYyC-ARh- z8)qE)PlNoL&$-v8CnIKSM{kqMaBY|`pOm{=>zxPRthYwueda*2EGwMWVQ!-Fa&w0* zlHltD+aAu4yZ4=jW*VE+26iPqv|XSU6z#q99(V(*zz(sDw{{itHMcf>qH}Sh?+!L* zHtGwN+}p}tyagCz*d=fo%m_N?EV&w_nD!8IGzVPMV4XLJC%K=Y{9(k z6cbBd@>?C9z+!2gQ^_@{flC!By`_x#j3IA{QgT>-I7h)bxrxP%r5t-u;m zEoj1(x%3daH3l+dLJU}?Aq!Su(VYG-@Le2f4D7&^^@SB&g!CgjmcEPZtH2^Vu!hWD zftT4Fbn;6`5q~fzMKWquV^6<(mqm#gB+?HsgY~n=gZFX4tk7YM?0VY{d!4hQDE>=M ztt8cC7CfZ-U1gRk&l)BRI;S}S`aNbZ)^YBO;G?FmaO9iz<*}rdPMhfsUGsO>pxYM?iJpytTz^)I&KG~q4Ul8vo*mP<{bUR|JeQ3(&}k4 zKS-LVe2Gpa@I8tD<&% zx-$rf@Z=sJ(++LSr43dVjvH<*_ACq)JI8PCIb%sWMgM>Nb0fGFiQ2tYkvjCDU^V;4 NR+VW=?FaN%zX91)twsO< diff --git a/example/oxford_sky_masks/000195.png b/example/oxford_sky_masks/000195.png deleted file mode 100644 index f28ab2787abd2a90708c3ef7c0d0149c1da8e766..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1493 zcmeH{T}V@L7{-q)%@5SgY3}57JM-gYg1Qw9bEum$otEZDinUBr>&`eQY=_WUexTD+ zPDM-@Nn`ghu9i4}wwHRX1I9^PHC-&;LEo`<_3? za=N@YGW<|Df*_HG5`7hd2tp7fXdn~-A`3AY5G2@U&}(a`pwIK#+o{I{!SjpXWXBIk zQVzY1Fpt+i`L3W7(5}%y?fS%K5jrszsFDi>+(T6+9=MC#+{fx?Ot`=JA8if^=knO=WUbL-pR&cqt7dTA)kl9?Fc28vDt9|yqwkfgc(JRU{6^_BXbSk_zv9%HU0ltSg8Pnr1l)Kg;3Z20xUVw0U7Xg|;(#U@XcqJ?bw@z&QBIJP zGV>?A*DH6EWLb|wKr!SVB3-ZUaChL6R%p4_XAb~ma&m!sn0|8 z*kU%6E8y<@d+c$xLlY&DxL0osl0=dvza}Y$aWGay>fvhiN=0xrFdU|=^9I3`aby8Z z+1GKw_fyZoI{G?xw9d!ZJ6dgg4Rx7u5wy_w2K2m-*E7B)&`RSn=qVqs2F-KOA_uQp z%{*x4N~1%UcW^kn0h0|COJ=RZu4IVdVMOi>e=`@##;rf5db#kgHI5fxKhn^oDa?zV z&7Q(!gLRT+YqTqaHhFO-(VgoTb5U&Kx`pcJqQ2@KFRA_x#Y&S#pC??)PEyDQOp>gT zu5=c2SNlI$9!S=#(-HnPCLIob6!@>~6pVWP9yJK(CpUYx4o_Wl6q?hvE6lbDYDjr82t>rhF_}{C%$W-d z6H)1+hKUOW^OWRCnsZvs?jiyQ?+zhYlP#h%IPCOnPcw8>Jb69AWOvKa4RskQG1qLi!$vQwm;RMm8A{=^A)_u_yOaY6}n6WyRM z!J>HdeS8tLPz5@J7zAAj>*3Ko_!4M=HJCPxflfh%p!MV%&{-bPffx8&2J>qW4!)RJ zgA65bmcpQeT!z7O27|!@ii5$3QGHx0*X7O5!C-)ihCu_$2@Z(f;6S94`MMaPJ<73c zTdxcxQZ^>sf0udb;F3Z}0LtczOJ?OdfiA~a>>V=|n@0?;+w57k%pFHZq3LYykgQIt zXXR`WU5msfwYfHhit$s(62!w)oSr!rBG*-I2Rq3mxRdDq`IaLiSybWdYbL^f&6{o) zJDwW(5~)I0r6s&EJ`JjdOSoQnpjvB$-xicf%jPX`O?yE=u_^h!%urC4%vA)gKr-GZ zMk6%eTVd~aaEaVIMpSQqAh~Wz{r~lES1`cwrk+)0IuDM25B}LJD^%syQ*|9b0gHYL AMF0Q* diff --git a/example/oxford_sky_masks/000197.png b/example/oxford_sky_masks/000197.png deleted file mode 100644 index 0a4a2a9cba65857d183f9c310370cb60b227a370..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1605 zcmeHIT})bM7(TiVterp6DxQsjx>KY~M94DEBJrU!$&zI^yV=eA zo$q;{=Xsy+y*Uf759-TGpD#raq>MP%^Cp563lOBpSpone70eI_B6yDI>3aLUq94CF zam6gW!gP)wy06_szpc_=`oOjRlQV!$kl21zz4Y0Vk1D0d(+OFO;4_R0+id2rtcgXS z5^OQl*VtoFPqPB3C|mNUDziPrAK`@KD*Yu*gaWy<$%!PE=yTM}*JX1#|HQ? zc8sm#WVXfD9rd*LK?$}7$Bgr~=XR=$l|y3=-=c}{>Oa;@d$rCx{|F8RDn%&FsA3zz zV6>YwlV+Z7oz|3t^M+?G^&;EMHG=atPJ~2Ov?-ne0JDt-EkP{d-thQR6cwPn;V#kw zk=?5>b#5u)E=-^6Y*!YtR1{~!betyI4U$SN3~OTs;5FrxkMf1jB+cSemjO1$Ie3G@ zc7e2zr-s01HFc5lQ+}OtO|#~`8y$|l!PE2>ZjgwKs2<1)PHrO$1jwJ!Kn~T+{7!x+_;)de zc^cMi2#E@rUtkDO3n(w;4|fI4Bs`_*H`v67@i^WW5;dV#;Pu8#z`IV}giV=)z!L%7 z#&iK(PAvg^Mhx(NrSM5}!CRm@p8n=>1v3Vkb+=0IP~}Tu!iZhXKa&oCW}EH1E_Fpf zGg>?5%$>_wK=bKAcS^`!ZY}p2qoT&c(|HMKhV3ZdmexYbRo1<9cybn!g%z8EtbFuc zFn6tYwmXeS-4jc@&Y>f5$4c(3{TlG(`E2TtX@a(!eP7+;3ozQrpiH%}AH@eot9ISg ztuVGJ;$E>4c2(>m?>duzUq;BOdrGJ5ov~+2a{aHQe>o{32jXnjB zSmGD6wyd7||M(AA@O=bP X<|pc>(9a(i{tra&V9#3j_|;zlJJaK) diff --git a/example/oxford_sky_masks/000198.png b/example/oxford_sky_masks/000198.png deleted file mode 100644 index 3d00e0a3c5635122779748d89ef0540a0eefedd7..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1480 zcmeIyQAiVU90%~5qAP2<2U(klQ>QnTYukzB5#-D!?l3P4!HCdE&_bGs#5}r^vYNN8 znHy%N4tfajp}ltWP?$K~i#-JO5(@u25&{MHA_MW~638`#izayrnIP|?O2}KN3bF}NqD4N5PD83t4dhi$0eP8A zhiu_8cC(pNf)D0-?kMz!OB<(xyLRrFSSj0fvr4W7Cvz2bYo{Yt&B`3r6rb5F4&RJk zm_I=>fy8ia9Dg^|`yzHFR%rE@uTSFdHP*$C$OH4{`F5#mqu%>T8bju2U=xRHjT=4D zb6k;lN`9pEic%ssJzPCf8#jDYc7&gkonGDl$G`Lm#uJKAU4wqInJC@GhT$~4CQQBkYv6Rm)tdBiJ7Fw162wrOERoex4Z54GyXo@skQuKt|A8fsf&Yj+45E*u9K-#?btx0@HjNOt8KL_ z=@A2n-=ZnfSf^xeeg{+OQ6cA}XN6@DaWc$FEaH6?R zWl{xJ=mn5B`1*7fUt)>o{k5jrKnERTK8`Q&2L!ov2VVwU;{=>XKi$E<GD9Xj?2i4{AqSQg#al{Y*WJ+Wwb4P1fT1J< zdGsXU1y~9y-C@(XdK~b|*mc0y`F((I;4#3Tz5qPok1_4>xy545<;dpPnflsbUt!%z zSNUItXA7+TLHoR)^q&oR3I(;KPweBW#3ueLDCiH*LBT!hazkx!9qsFa0^KtX3R>oW zB*)HhlxqZvrZjsuPpRyIcU^sX-pjR|M4NOV59C&(O&lR=-q4SU$Wyfr+vou&G3Ix CXP8_7 diff --git a/example/oxford_sky_masks/000200.png b/example/oxford_sky_masks/000200.png deleted file mode 100644 index e6a06dff491a4b2099981824c9debfcfb9294d5d..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1656 zcmeH|UrbtO7{<}YKbR;en}Q>X3W60;>=x-pM5#Xqsg%C%tf_3}fpC zD7AW8{4-H5%tF>~c(FC5nbR~L4w@LfXfkhzCWkZ3vJB(#!k*0N-b0!#S(jyZyV=cq z&i6gP=lS06y*S5x!PuOgRhY$Mv9k3oO>eVUsp%|MiYpT~SjFl6dKN2Pqi<@w^hwIE zPg43!%{SAYtp8U0ddH7nzm}g}XrBLa@4hV;_mZ}KHofqyt|lnn9BE(W>@S$3`l15= zm?pe@3z6DP_BW5YCx!SdnY+dTwES4-d1H;Ib+|12epEVi#EsM>#O;}M$!J$pKgXrc z30FdQ)g`1;^*PuZL>f%V7*a_MA%qn68VAXV8L977PLQwo7`SSKvF7hGK_k~8HV{4w zo~KDe7s7pxSJ>VK{GM74xMA+)-I_kh9rp_V5gHl78a?l?T_j$`zacA-!q_|1J=JZb z(q{1CA+K6uv;dzMQ1(gM-A{oJVAlXYN2mZVL4<&hsYU^B5k>$n+W@>MH=`DC7fcHvacB@x(w`AUAQTMW;DaDbbb&A%a)F>D6d-iCeqjVr!eVOMu2y{TM^*GO z@AAZ-wNhb)oxjv*+jd2t)pUMa_Cl2gnf-rX%M%O_HQKse0afSlh9(g<9VV{gKa+>9 z8-f73Q<<;|4UTU?kkLO7-S{+lI6NchMR#P1UJ&L(Ga%?v$zG%`c7d8Et^2b_@sq)%O zk6V{S#~pBRJEj@m#7^X~OO$)6x|Sh1;<%q5Kso3hamr0g@vq2RbQyqe4 zblDACVtVGq#hvb}JwkoG%Qg$TEN;ce!7?duqJC^~L*;Ft0rE-~1g4ANt_{ diff --git a/example/oxford_sky_masks/000201.png b/example/oxford_sky_masks/000201.png deleted file mode 100644 index 4c3879e47661df7cbb172d0cd7c82224bc6d1c78..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1465 zcmeAS@N?(olHy`uVBq!ia0y~yU}9rnVC>)k3NXmCm3uNUur_$QIEGX(zCFk|>BbdC z)`K&D%U30>7w^y%7K+)pZ^`vs8NYL)_fOO-?=#>_k@4dbyDt&%`NyqJe7Uio`th#! zoQ3YkUOtKVDBHM0`Efrl>F-V}erKaOKNI>L#;++N=jd_Q6FkAZDv=_1$&8y&h%=g6Rqs%ec z6P1rFd#oo29}Si$S77ftZt%{*PsBg*PNR&597sc;O)F5t5}-5ro_Kr|0BV@|NU|q- zg7HyhiR}vMUG4_&9Q#E26Yez2Xv!Vj!EPC3(^SY0)WGss4yb|SnC*#)j|6+FCny6o zd{=PCr$OzB3s8gaiB7l%b47KahCC-fkPR(BKOEe_3G_otp)k-79FNt2eh@eodm{6Z zX3y>kn~xMrY*&2l0rb%A3CTw`13AY#(hc*R`vlJ?-D#6ins;mmuceDkZ=rNiM}^d5 zvnL!MZI0!h5PVb#)R2ATvE+8e{ZV^b3Z*}JAFT%J-tV)g8^}3*WVgh3#r+<8dJ5$~ zX&?D5QLeb(WzU2{y`Ntn_4Z6YarDvDp6ru>K++o+I8%GHf#lpCZXmgoAUW~TTA&(q zQX43;6lhK-P!^f(eWDR40wXIQZ3VI+WZ|Q|KsJKR28PMrp6(Ng7-S|;S2s`=L?UEY zpKyG1wP*DS%SU&6xKHLg*&Q|i#C+19`{(8g)5l()GzB{9)#p$0KY5;Of_-PW@j8|H zMs*(hJnUNkO!=X3zq1@9GU~Q|ck_RmTVeh<>Qm?+*`EUO zC+$V{Pv$pFi1FUnv0qjGQS%?=kL*8{o@qbUYx&Xq=Y3M$i5}6`njxg HN@xNAw@|BZ diff --git a/example/oxford_sky_masks/000202.png b/example/oxford_sky_masks/000202.png deleted file mode 100644 index 8bda064366c11c40e38894a1d9e86818cdd3e9d5..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1522 zcmeH{T})bM7{?FR72BrN){0PR5isIMQ~78Dvt*#4K(yGdZOl@-QPFv)J2VTBSi705 zd|EkvRE>H_V>Y&!V4Ex}#FH6UI36}b(=3ZOM3ciwdeIDWY?eYs*k0__uDaVLyZJxw z`~3gE_kHqSyq+s2{qdt`jzSQ0+-T5!2tj3sA&B9w01b$L*lvWN_o7B!`*jE7_f5vb z(>sjv&Fw$=Z4;0nFrdD#uZqcu;5Ql6!ju?BiplUjns zws3AC)>j7K!Iz0BDL%DV0oxCjBiuI!$>ROWw~Mjc1zh>sMx?cn_! zS;BnE8QQiVCa>V3>5yB?4QkLP*5Ihb83x7^Y7-b+Q%s+h%kM#3fYIpuUO7!aqF#_a zxa*VwZB7o1Hs*!SZ$bA-`IO5m=kmMj0{T+zsR)QmbvxIEia}1|8KGdny+lGDIX7rH z*8rN$&KZDyM_mPmc$!%}i{6m* zf=E%_Yc+QbH=}suLF$@n0zMo4+QCb=*?Q@V_~+C&0C)v}XPg}XxTIkKoUoepnWh8a zy2=lLkmC#hx@jc<9*|A|oQ=Qc)J)ZSUrI03D^5SRnhnE^=vE|<>Qx0`K{V*7OUnSD z0wbXSSS2>9)yNKrhlTf$STLbTbjMzUEBT~4uvg!D^0}3#`LQD3kiSUl@OEmIdKRDN zGLf~84>Waq@fEHfX)UAvs@g!ZdFH;9SyivHq#I$Yjgti}CO>o!OJfB8>7LE%{THv`{Ke6~{h N%#EEUUAV(C{x{VXu5thX diff --git a/example/oxford_sky_masks/000203.png b/example/oxford_sky_masks/000203.png deleted file mode 100644 index fc7721746da225fd447c05d58ebc883aed974e6e..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1565 zcmeH{T})bM7{`yO)ajHD6;R0lL8!BSpfRf*^8-H+jj(Rr*eZ&xrpvlSb7D4N)7e^$ zBBy$Uq^&KLi(d4iiDp@{LL?f~!vQukE*fK&8AuOrb1K~baYHFLV{1hI}mFz7stl0x#;^gSsZn~BKQq@*V6zof;#d}K*Gp#$| zE$X(+MZ47P=Q-uNt*@!uzE^Ap#ootsOJt0W_tlnGSovJI^HBZew-#%qn-`z44F8qX zaY?s(?d~`}G`Rt(%Q6x5YiQ_f&n2Jjs85Q^6Z2GcaKiE_#L^@pY8@_!$A%`Mja9-9 zvY<^rUJnVrV(^))Qa#-T12=#lmM*uI$qsUC8i$)=;Tg7f z1tZstEy4#+AA&+kK#CL_>_EkV$~*QnKQ^FN;dCb8Qukyyi>@Hec*bOTHUo61FuD{B z(baKzeS~-*h&E31P0|4dn6LR(W3rnVZHZQwghjH9h z4C93B`1gNCyGsG<8KFGu+~%yXNOx}2>H7vBA&Rjj2cK6LG*LowI8-t<(&{2TRn{8x zR4fA4i6_`I=XGwNYDeGQCJcM(tVL*T>;Q}tse<1W<rdxI2lMflMe;qR6(go6jSkI$xk;%bq`_IbP>gPW&&d^AlpgzZr z;R@bHuj-O&(Ibu}0jobXk0lP5lm#KujW$4JZz`h_A_nrY08UPn1>ocYS_3Cl_U~Rg zc8&1EHT{W&#M-}lZs+p*pyxf0EXDyf{_4CLakzLPWJ$5=&<;`>9Gv>3az{7+zR`&e z#C_CF>!{ntR|q{L zq*ty~PRkD`_xa=_(73izc>&AoC2uJIPyhKR*cUz1YeeeafHd*%YnydV3+kTH-vRg_ B#8&_S diff --git a/example/oxford_sky_masks/000204.png b/example/oxford_sky_masks/000204.png deleted file mode 100644 index cd21ccc70fcf7a3dc5284d60976cecf0f9aa6738..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1464 zcmeAS@N?(olHy`uVBq!ia0y~yU}9rnVC>)k3NXmCm3uNUu-1FJIEGX(zCFlYBy*jS z<>0E{^1FQ8G}iRHaym0TzH2^L^K)Qhjrj73KUX;H>%M%VCPd->k-`)^tqJ*$ER5tu zISLhK_H!BdseE?)*juPHlb>sX#l$nmSvY{~eog~}bIP9`8&wMBfQmdH*%*bl0GZm8 zEc(xgCe|d+ae3CIa!$E8aE|-4ML;oEpky~tmH5%h6uqv`Ct`%uC+$?~Qz`bGyb#^c#6iwS2;fxgOqUNr^dQSQJk^hs@J0G98->v<`^O1$qAFIj<7JVNrpBO%}IQD$P@s7t5^IheX`jTs; zD%*e(nNK8v66%xGK@wi)#E%==O`W3;l-9G1lR5q)r)URI(aR?}A6NGLw|@NjJuv;iF*R&PM=u#$mH1d ziN;4Wd-PS@yDm$_d+~`ZH{3UEj=EoRjiIIAoMS(-iso4Ke7yR^q)_Vd>ywc{4ZKe@ zfNZg%E{h3;{FY8KCwH{VDDb7;alIEi=hTk=J?kxI7Rpz;7ur2``&9RcvB&!4?M`-s zJk|GVatC%y-7~X->2cVnxJQCL(I=xj(}5ECD)SBjC0Z-QfD)e`RRSeece5Misjk

D*8^XKY!#EIO^{7m^gsgG4llli7587ua0wCpgI z$__Y66z&?+39z-Lkn&R=*NoRWHl}BiLUKXrb`ruYe^{v48(NB~B6-o8{)qvjB-wi) z5Ovpd6VOYwJu5y*OQg)%^7w^Bowx-rqLvtNqg5r;lOx_e&cH!9QAwwC8R#4IgkahAxq6zKb~SlU;nHHbD??zq37n|4jZBOp@5RE=Z&!TD zvVcwudMIcoSJ^>`9o31)TWM+g?N!I0MDHe%Vh)QQ#EY)IuN4VV&YYSZ zEH(rVT2nPFJTLN2x-8J{$qZXvFtS;M`p$`Y3xn#7-=#Nf<)n|%ZZ&ojLN+xco?019 zNBdgaL+SS<+{-1UY3@tr5d633>Dtn0rQN@aEhUCk{Mde4ws*F9_DK9I!nb?ZeH^~X z@~#TAFzPE`!!Ft8d@PzQ+-A`q>F81S74H?$N#=GF|A-F@kU)iuKaw2LYWB{6ZXj}n z7V|Gm9`$OG&)u*QPQ3%A(G$>?1xai&gN0DwAb@Co5Yp}rs5hPgwYt=@+n`UJ-D>X- z}70%+qQ=lJnI{R*RGk3 zrEkO~)SOqRC-`9BbzXquUT~0Y)>X%7C^xH&Ts|+JGQS@ef=c%z#qegh`lJTHc~vO< zkwqhS!1OrdYI0)%cJLW7YREKzF&Kx#1kbDfn zt)UT?_e#t*5!O$K|Ed;X;b+zrPm-g^;;}E65Q0+)nZb0zU}{;inolUmOvULlP=Uf^&GF4+!W>?nAiVqsRj<~7^$2%bWkO?+W6cVWmVi~o{^ORQ>B?W*@&q;8t3 z?g>9o#+_ViD=i_QO)$O_GRSno_Bem-skt_mZE4LHBfPEvxz3Kn*)R`S*a}6Jqi6vo zIuM^jc=j2O=T?S}fTymn+CIQr%<1ZLsCP&8cxv6XDak`Cgka1cv;Bnk9Rh~kuFXQ9 z=+1ERYeKO213G^zE$Wcl&fuy4LTsPE6kYvjX#JtEGxcW>S*OUgzWjseYB_3KYjmyO z61vuFw0*Yo+?g}>cU5ej+_o&H7JRz?el&D2z6M6d6H$A=EH)WMq}S091EVT^x+Mz8 zmSR9_z_}%AY4Rn(7oY!mHACcr)xroMaPS%LM|Usb+#4u2A{Q;5|C@_Si<&#~f7&JQ za?p+6r=Eh;Ub&9wrQnBI6cqG=+rFJYBDqL?8nAbK9=S`G8|xu- zo-24^9?Hi-M;|rSc7q3n*!Hz(1nv#jO|#h4gPeFqqA=gv#v!1^)2>YSTc*zIWcaBE zLZFyed%*?+y0K_x1WVjVkPRYePg~(qxXYr)SDeO*9rXl&fz0+;H0T?lz{JN8bmMob zi9VzeT*Dj>U%6pKc5aMmLE(k|BI-d_ymiad%7K9!mH;@t5zWMpz+J`<#>x_Qs*Bp@-^53(tVw<@yS z4PqaFsz3ZC8~k*V_cT(}Q==f)MUhzoS|%WR=#hb2o<2zhYCK`(EhDzuqFS$S1u(!1 zuV@%A&^6*kPIWT}Mhn6!?*yf3hR2_XhKYiDXx58~#~Ga}uMxq*q+auaS!G`rM?Bzp zVtK+St7lt8!yN^BF?ja*+gM&T_nG`~RWs^yKH=didy*GO69*WRFhJ3WIL&us9Do-y z3!?z8>omBkKgm##10nwLDtpJZ$Qc4s!li(rtfFkZpcjM1N>LU5Lmhfx}7##ZwZ zC=2YmK}!rEdq6AcpzZgV*gz<6@egUa`<$tXTdT~LIMoomO?~-cTpR#b44Cu{Bhq0V z6J=d4w$;iH*SsRvVOJGr*831QbK@UtWQn0CqQg&B{ZyUZ9~xc4RTH!27?r!D1us@^cQak&s#c5vKb^e+hcL(oz4!;$pQ6V~O(zncfIu!u zr&j3u?h9za?^kYv{uyf31?=np7%);<}MX=0uNygtH}ck6_f(01OIhnvDkV2n13nGEd~TxYFAT;%t-PA}7sU z`~>n!fSZp333O2eJl49gP!~6+tKdvCx?3H|Kwc|t&y=>Ofcf4dhrr8Xz1aN-rq0F= ziMDmzN((jU`t0X#CZHT1sQ=pYF?I)c;nx73smEM`-{M-|mIHjQJqMWE{lq52Q{Qqy zX*a(B8I~A!htQBJZcEm^AucE-DuXg?*^q9DeWa?;VHM!H~Bl-!U? zw|gJ%!%25vX5RU|@AJIR`+NSp&v=g-+e>!+Y*$`hUWvX#_fL6wtatMA@|9c$$ZG)# zpXB8g|C?TS=mUHH_YX#$RfqEKtG{{k)%56qy=6OqIj#bI=*UWY%jZ?Tl5o5%S*FO= zpbp)u!0z#>It~r*Ar=m%)E5q0Kn8F*PK{){ z1hYg>qMND}!TO=<*Y9jCF64V3C!xS@qG!&9d=gys9XzyH|K4}G{FFx?<#S!zA8eOw zoXq};5vm?bRySlG(cOeF`Ey>@{@5&ZY`nP0muQNC0GN6k! z&t@ZCb)Mf7Ju88c>;URmn&N`1qO;wL&|;?u*Rm2s~uO+vroAITmQoR98us+9@%wl3DxR55(W4EmqKLml^XAlMtN(55}f zE9Ci5QLu>iLkzsY*k4rKdO`N=3$tLjda;vsvjcrZPXsR3Ur;^^nE3ak^*;lOIhWQLqetjviG z&JNl?i5I}$eO}>kTlA_~c((Hs`d=iC;Jkv&FSsj9bxOyQwa+Hj<9~*SP)j@QGLPF7 z{#-Lw-+vA7N}Sn|vXQ62b~-}dk~BhO+pvl1g}XfA?2F8anC!E^@;!2xm-#>nO>)F9 zjbrg5LE7lT%7?4(WA%4ypIwW1p2!o^)R!5VmgDnLD=5AaB|l>B|NTFJ^D zOQ?!dzOaGbmFl|bE8%5?+1rpcT5(TtBX@wYTaJkE4y$JTkC~2yx!Z4;Jp}8Be@ssMWws_2a!_p zB?S$AyI)a>J8f*PCiL|b^(B)=0BcKU>xk7f0rzCL7C32_EzXJZVf`4XGm>oyU9dau zMq+!N82=vVXXYnr>ByV_t>dOTqzEk=ke%XJ!ro2ge~FXi(@+l=d>));Te@kFX1p5$ zm=$kA^YYM+ybS`*N4ZWyo9t)dhiSqgQ#WAzmxp@s(OQdwe8MGXtc_OceFq z>*&SDk@b!h7miwSFO!tWNL7(3uB+o><-(MIQwlVrX2q=?51da(oC~@Od#uBI5Yaqw zOf%lLgpDIHj*0BF;-4+i5nPpMq{_i3@y-U6OPJ;|9~c}cttf8%i1He>kkfhM1J+8}(vqsmpPsHq${F zMnIfRV4syfFwRCNO;CrsNXVV;Sc7OzS#v$lSh z*Yqxvy#@2Z9s?%0IBg?;{nJDgdBwOUSVp>QEi!Ue)r?m#NB?q4qTMo3{f5lZ;gjn; z@*E?NGqij{Zi?YvoE@Wk9UO=-_yv(PWkMpDaLa6s|^P4=pK5?9ah=L?UJmye`%}^hxvb2gA zhsGMck2{#7Hd@V6@|tT2ErmizDQ8$|je5ek;Wla{-`WssG?9f6(u?;cIH--AkB+P> zLU|x|)eLA&q~Y89Pl?Y6Aw$~|COB*OgdT_r8_zfnTiRctQh?huY1;`ume;9gJP$&bStbQ|i*0GW$t;AD)z5+v9uFF$<`?!3fMkBy1r#}vQV6JNnq22ZJ6ZZ~ zpAuyx+7Kk#V)CYP>8<@BLjvBMKrLNC6BpOLV)FJ#w7e!vwrx01Q2kNg9q2d&OiCID zBib-00X9t_RL{KnHYU)fryLCb!l>t*vJdoQg0cZKh#xLh0K-QjL6hJ)6F-EB>qKG) zOs-mi=aI(PVOCv7jU3o}4E7f!+>AKfrF4>~q#>j?do;00d5Mqci6vULh0I|!uLV5f zYr8ak9;*j;a03nhguj>aU192DJXe?UjS^;H5ED!$!|dSGpq`c8q5i&PiQ}z zW-4HIl81LRSh_qvGN3U&$fge}fp(1F$HFfrN~pGMKKS}0Gy+(YaPC6xRX&~X zTF7q_a5b?)a0po@f2d==Q@k)I>RbB_4=;!cx$G$aVV98J%;*f5+&wGsGz&eeAvqK4 z51AJ2MVIFb;*WVL|JrXPcVx}ZD(~8;q)~o@&}w3JX)DI3!eXX5Xoh)A8H=gY{g{ZQ ziNWc^fdSaR_8&}-K=Pcqh5@@e9p`FVu4Vr@u=XHuTJ3%yerG`ZzZv9S{<8Q@v&Q{q zTKw>hF|c+~mH6SFa3Htp)oi~c#jnpjYS8_o zwtq^~^67uyt)3Lm{B)@20*f6^-*r8O-Gl0x@7})pJ(`wFS=1$d@39?B{7{@I;#=%3 z=~0H0nZJj%Nyx3z&iv`^vs1b=)+;qF;j97nt|bG{VfS_IjE)s1f4~wSQ^w+MYs;l7 z4>L1JOp9lh?W~kf{?we$$^FeE9H11gtzX2~vg?mtuf*!q^*0WR*;v`lBY zu-6}8#J^#ZLaJ$*#m_N5KO;G(x+P}%zCk9&&PXb@~P5W=Q;hbJPE% bdAs0Ra@VhVFBHAM^Y5c?GwN=lAAb6uiTQ!& diff --git a/example/university4_sky_masks/000011.png b/example/university4_sky_masks/000011.png deleted file mode 100644 index bcfcdeb7f3ff5922f3f1e0e1302da52251dcc563..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 3544 zcmbVPZBQH6)dm5UWMLy#Ad6ZCNvtFrWE+Y4gId8t=1U+<)5c&0Vr*#*lQ+~JDXlHW zvOz|G1RGdMHlUb_>3CAlG{i(ONzj-=Q&!3Et9rnZi{ta4yY525sD`+kA;q?(YgQ`xbV)u~j zN8*#bX}Q;Wa7$0T6~7p6j7SzjDc{gCNjGYk`;L|F9y>pew!doy-s>aT96#}k@$ z|C+P079?&!_-$B$^S9oXz`ih#4Rp2Z6RkuvCw39#coMDacUqlqDbLjzrDNLdhV{2w z2Y;5F$sTIAUtagMx*nvH&+`_w_xptKBi=PxGnsFXUk^`Xx)~M)Z~3F8!R$X@P!DNr zb!2T58;&Tt;Ai?v_!Ysb#B0@vu)7Ff#X*ZLIp4@WGM1upca^Xf8bctnO4uy}EEb~n zQ%w`&wgXq{nv~vpC68Qm8xp0l5A?&H7IQ_uPV_9P;QWUo-&wz@fgZ@%N;ijwRj%$1 z+lYcJ@Ts|D)SL8g%T}%a@?~T%IJc>=+WpYt$F|-5j+yZv+;5^#$>?! z&9n1aL1%ixL@#rl1ts}hXIhZ^oDHXL?lM;_ zKpUs-hwi15Z!qYza2g}v;iN(Z;9%QzmV;%3^_zXxQ>vjF^a09A8XSwf+#|-1_;C9& zBgiL;VmH+}mvyoLrW3Mg4!Ys#9cKe|$fftx2QYA9OtRAXTer>z<9fbXgdZ+hXlPQp z4Xy4oQ^=?=Bo*I}6q-feXkMA~8zh(K!>3EirFe$@EPygmp+H9UWMQmdom1=!-6wQw z@}Y4;a>GuueW6^jY-Z5K<&_P&rnF=WkJTh-fx~1;!-x&n_|}-3RUj* zIO2n9sAk6bn%f(HTS5LE{e}{idwNs0_Lp$AENq-@9!cG-6%s{Ps`>Q3nZf4Lue@j0 zJXNgJ&6j6(+K*?m9CPiKa^=vlRBLARSM6g%P@=m`qOj(e+E=|oMWf?<|;xz1~p zf9_(U0IRaWv?6?cW+wtM8A={wYkwJsola`n&0rxO%}*!w&KiV2ebJ_Ew=a{PDMm2Y zlEW(-^eITaQ8qdFt+#3l$<89+Vc5SKcPuk}8GsLj(vP%FVrE2w8G7(tTl%n1Z|tB% z?G|naH0jZ)e`%hC@k)`VU7RIlMszBUAwvswSQ>kljpB|#K{A4~)IQhP9>A>p*dZT& z#E#W4kkN>afT{hykZ*0zjMFy}@)MHwnZZ&6eo)6xRSn6NUwL$E;;am?Q3X|fzQ_JA zy9E|rCo}7s%mX07(5&D&q4)|LU<3<64IdDnru-=eT)$%6gKoGDYf>*(r5-Ym2}4J^ z_6H9)S#EJ5=B5wS7Nza{B|U=HAi1l?H972^lbz%hm({T{x9SK*yM_PYy!x#v(ttAI za%@%lJmhZGc`nxiTA1aMFI)=pb+lV{%+pKx9cLrA9ms8)xP7xC(Vd-C$WLZ-f)LLj z9f6fzkU^r&U8U}$SE(AKxY;Oq#A8}=W}JV4$VV*vbHR&B?G2c3k;-Q3@`r8<(+T)l zy=c2{83gYZI})#eR9TUtE=AMKpii?trbz(U&I(>=Sz7_kAqO|<)hEP1jVkT&`tV6_ zBizOg-uky#>--jSPPzedHnN?4t#zyt%>vhQ04}Qqv8IfY*=Vu-xW`}{P>_qN1sTjO z4sx}O$e8v}M*o!O6Qh)wIy3m1$FNMn3ow%|$a^H}NVSaG+C(*gM|vqv0K2Pc3e>AO z7>CAMT`%zX+pW$%ThUf!PwP&xLD~lHHvPLLEC=&3oh9eRTjojJ4Qzz)yHs(i<$xp8 z2Pdr@LcAQbH@MuRBPtTd!q=fOYCkrM@Ck5cd$a_m+w2>U=tS>E4+iB3e=^$>pGG&h zp5E_l`ZSk9`V~-GI?I7zZfTjz$Gs-I3J+P2#CD6hPM<~(@G%M?0}rJHb47a~7BUL% z%mM*6DBarc%h1ky%mZ9j0P+BOSNJk4;-Fl!0&-DwDfkwMD0GW;bB$~uV8A60 zRprvz;}9s4h=h8TP?WJTg94Cn@+?|wo9Lr3D6zvAZPmjhK28{BSPtq}fb9T6*;{pb zN`d5FuGvk#gRa)jI9n_pg|^%+4Ap^+D&T+W`Il=}$lK^O1Of&#by}I-Cb>kw?SQbT zVx_x^Vb_ySh(4=0mhS^-8=Y`0d$P2mOA$pmHjP)V7>)Av1lI`^tvK8-M93V6KMz1k`2)%jcI5j~k|$WXBz z)ZIC$7to%h&Dl4BpYU+#{|mpQaxoD;&z>Ri!Cwq;n<@A-+Fat-ixwJ0r;$;OlykJZw_;f&z{6eYnpI<4^aZa;{Nw%ot6J zu^r>YOUlj(I$f)$`~rV9xrKI=@GUi&jfJ!=+-+?2W-;LY&r~;7=A<2Buclqud5eC< z!UvJ?_jTc)MsANsDl+dN>f5bs>`eImhVYw_cQj4P&QZD(py{^YC^7ekxU!5zHD%s0 zsV5cMubda&KyTxp6EK!#jOLqUv({Zc{Cz`M-%kI4q3j$3ZBN~2ZV>f9Q4OPiE%9rN zacQ_juyj7NSDE?01KNo{-9|5z^nWbaVX|J<+CCP1;Zb@G>h{cyS^!xZQ_dIK0au<1 zKOIhIApDWMr4tYX$p-Hhm2AfO3Htb89?yWA!cW8Co2{h(m~1wFQ#r5n;m!YESMWUt z?|BWG)27Y|h0(gt^k*b@=}SS2Y)EkK)2PZ2dRiC$bwqL{9OaolM{-MDk2BC+-n-*0 z<$O=zb=45yz?;j)!)ODKtaZMG^+uVdB?Kz=;rWE*+3%x26gR0{FM;0NA9x+~!2rjS z^Wc2v+h$21D>+&p0B`8p`Sm{TH=>R}TKHV;x?>`=TX5|{Paw_0KXHEjre?h_DLDa{ zVOQDEzLF~yEb$f1efXyeMP>9XqR@8(3xM3L!DxWDaU=P>^CU33?htduDe z`LWdq+`ni_fPaLiSJ6e;tYCYX{shThdZgSQT{eQwFv&|klW<9txgIy>b^ieqY~P~C zfLljG>UzA9*L~Xg_;6k~0N5guIAV&MK=lZ=CjhqEvYi(==psmhFX%oc>i=2Ec0YHi zTF_k~Q+7INX1Xz&89U5UcJ|X>Is_l$@rx?gg?jXnl)LnyV6hGu4beluNEmxaDEdEB z-WXCOCu4-9|B3R(z!ZRc>?#4u#gy3X3%y?z-oOl*Ey#aQ_^u0gz9-)PRR-S&uKh1k ZSEFb2S)YD;HTlb?t2$kIUwi)MKLE?e_gDY` diff --git a/example/university4_sky_masks/000012.png b/example/university4_sky_masks/000012.png deleted file mode 100644 index 10c16f316cfbb27d363236b077cd1d8061c73e30..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 3586 zcmbtXeNY-{npeaLenk0*2qQ5xG>}!I0=pR*-K2x4U>MD8CS*7>nqW)nZXHvwcL`IW zR5FSnm^84CvN1`erfRL37*k+vA~hzNiA~!*nn_*VA8M_aoWPZ}wb?{6RkLi374Ic; zb@$)ZRqbE>yubH-o~QeHf6qsIjhGn?H_y#qti*{*@)PdB0CIfR?OX^p|Iaa)At-v(2&VKe@mFLQt`M~p` zX-)6QOLRGD&^YoFL#Q9ua;d$kF<)phANo!|e?6s%=*%K-@^ZR`Fto-RmEM!84($(t z2~vbzjaTwjYR)(*?|5v_&0F&f$>Z;a@C!LwGU2P2xpn@}mcw>5fPV zN6jXiwmIN+0DcRZ(ZBdM{ZEk*k01}_?u3|{?TOR}k^JQEu#53xOm9ePd-yvbaGSoV zz-{c;nirmP-P0&nrDp9k8B<+E*I-)xiI)60^#}Ma$_DUC9{zEpG_zK(IWvi$PHm=K<;I!6a4blln&3&~mb}yh8FasQG zD=ieup~t6uyT}SIp$@^p37&8&up@miW{3|U)2NtBTxN1SGG)2&)+$yj3o=27Y$A+9 z<(QAgzhYPs_ude$HHIPldw#LsG~i@z(#=PuR5(lRuNU5hA9$JIO2kZIJ0oksiYaTDSw2@6!x!9ZK#A@N$Rez3tGH^nk{Bkv@ca*Jp zy(kyZ{hx_0loesg(2{}>%pA{ym<3UJVqiJGM0TvpyiE6|0+>KqD(3`c>>=gY*R`@i z#E|^5R#cYy7_D^9y;p?u6Bl?_*ff;I3DL=p9!8kWz-lER@v4fbCdXdWAhHf!v}%OT z^htsrigicao>Od6UL&Ptv#020(Mk+jbKili2H}gKi7lhE-TmE@fl;3-!cj#bY&Bq- zR2gmWZ$I>ZNXoBMwURokfeR`8?KIy36P+!Ck(rUhi0}tAU@*5y!%X)9sPC$^l>xq} zou*&~E`kU;4FQvY6DTux3z?nG2h9ydcndcSn8AMdcusTPEQN5b?u9!v*fWTbu+c@y zqx+q!N|fE%Y*hFg6v5lIFeZ;*;Ez)sr2HTV^k+S|fq|W1>jZw2?T9e=A?Zx#vsI>C zvf>A{q?sOQG|=NGdE*ou$|Yf>Hy=Dim?<*SWjisjY!)@gD;Z&Ec7kdWU?&7D4OhW( zcb-|7DmaX&80B(ILzC_UU80qtpU#pn;LIFiaW0#s_+iBhruk@Z0j7ec%ncUjsS>5v z^Bl%6Fx}0hsMl`-u5a+h8Tg}B|5aL4$kd&GG(pOvRhY?;)H(7J?<+l5!KdSMTB)_E zR~PV_8}4e%q6;yD+avJow9!)SzN0AnY|@1-nW4Hoh5suvs3DgJk;0uvbB6fjI(CXx zpk}M0vO!o1h{x{4(?2KL$o@U2$(s|@r)KG}#*+G_uT#i;h^P5$`tlM^j(QL0lVd$( zhp;SlA7vjF&8GJfAJM{r9hj*pifPODv`6w$Zl}SL64O#geP5yM0-*SrK~sbq$~kp_ zH;6+Oiv7sDK*8Ks#WYj~C*KcajdI^h2_=8JICoSEWxslsYZGShKx2>2aX@bgv)$v$ za!I!BJzFz*6T9K|VAC{I`~Xw<_0wocb=SHqxC$akx3vq0HGLvXoE>qWlgwtR_uMhB zOJ-NG`>6O6?VCNMC^s@vEh(eIc7Ebe2zNb~9A^IS&N)dbh~QaOZ}7x(s_9iuwrzj% z_eqd1$Aq`iMqB1uDBmAZnekO8opd6-dFnm33R7$)utdx3sMvLpV7BdjTeAVJMtXIZ z;Xy$QH+8>IT`COPm5D=Zc~Ll8iTptOn`aPfa2n!E)E9^aVm|3wmj=-i+Y$0+@)A-s zC=cv{;YAwsnh|Uq=)r^hsY1XgP+6o@ZZ?gQBj4fL^BOLd!wz&&qSr;v39_kv-0A_` zDhp!;G91RwMszQA03?FbE4H!n`!%q zZU6PyoPiq_)5&O-GieZ(Df}j#0Q=D_Dvfo*!*P>u2`y>Y7|==+-PR~zF|gI(F5D$( zIT-&j5C3e^eO7UqY$7XKDPx2Y6#C>h8j2*d>9^STbkj*)eb8#S8!%17#)!^Hl~{E~tLDYXZZ-2X$eJ^e(kI=5 z;BCZRfcoW{DsNYW#T!n}tYSH-W}P5-&0dwDh3GVEE0+=_BehVTwdIX+{~&O7dsWqU z&FW=t0$p12(j4MGZadinszw>g9)>{;H^lGpH&N~iXx^i%*zwf0_O}!J^1{%?)bYs3ZpgEd>+2WKPLLt{WKV4CABcybb|f!>1-@ne zY4M@bvytHM=-hkPydH(4KBF#{(NOlnqOx!7Ih_aY%2APc8#)ia2$t$Z+k|g@;roqdAS_}2mAVP09M_fZNxxp;w`Y>DGPB~i#l+_*i|i=ew={>u9|lLU zhK$9(=Fx4itF62K3K$X`^28d-UD#Cig{%gP!cmp@(_s2%kgHVT`iA#b7teR5=KmI6 zS0x}~>jIyXDC$ao<@4Yl6I(0#bxUFYB=a7BVV?{DHN1t>g`X-4{|>=XlL_hnyiA*f zxlqZwanx+jO?=K@_@2M-@v6!-Rr6q2Q9qRW#R{J$sxA(5EuC? z419}5)a6;n@U47eF~I8pyPCr4GmZ++#xH>N2bUD}S5kkY(|j90^A*GRbz~r8&x*3^ zXii1F=f5RWw=?!74SZ=}em(K%F!Px&{RE!i54Lk%68NSy(VTkk$6!*{6; zjUd8sw?iGu$ey0qJ`r=@a#|SS^n=P)&w7r`VCfLA-34WCU%?G zLD`EF86IhfiwtXvMKM2-D%VT~Ooi2!`C;Z1Dt4_XpFUm_vsbb+YDZlQE24<8_dB4j7PuuNLAe z*(wJk3gjBEdD?i_43#N3?hT3W9se~jFSt&so@&pVA?CuL`7fcmutYKMOmQQn3s?Cs zg}cmlRbqGYSm8O#yi+i;@z_@yJg%4zrOdVp*E^~XFrjZ*2ru;o@9DDr7itzzx+6K8 zQTjvD0F>&-!;*1)>pZbU<|@DtU16(owVj@KPkJ}RylT;=In5xvz47n9&7c^}2)w6H?C+|%3&V=* zt(WnwfAqq&Qg$Y4&RL@*EE`d8nS%JszZce4KfufARU(cUwLtRm~R%+H;^u~j>x IIeqEB05qiWssI20 diff --git a/example/university4_sky_masks/000013.png b/example/university4_sky_masks/000013.png deleted file mode 100644 index 22a9deedb5ec0211210621938c88941e77bd9575..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 4060 zcmb_feNagqJ0+pCHg&>d*eUAi~Oe&he7Hf-yuB}zD-4|pTmGW6zUHhuhrn;Uo*x=su)XZ+x z*8a6y_5Qf`o^#JV@7!~KzjKXnc`<7{e|uC^6iZQ3ghWMsxFss;gS4$+A?onX=qFK8 zu?|I%T;2M?@;~j+(hFUiJ`Qih*PpyTw5@#j#}93Xik0h1iK!}Q!`u&T<6ozLbOk+W z-p5tyx}16X-;n$4XuqLZdLUd4dtDnWd4_f@n}8&uS$gxIWzfr`Co2Xw_nc*74Hx@^ z)-8Sm#5U`VWOGoFxJi)7SD$Gr6LqMEGBPoq1{07ejSPoaGFT?LJr0h=l)?Rs6q?Q5 zoF=9NEc+(2)Mxgu_||@-8#7oJKPM-G)z6gA3>ktBbdO}*T1DiQtSbk?W28zXHD?H3 z;d9(4$~yA4jeJ?SUPEgrPe)&_*+1ja9d92GAQl9yjqoQ4iDjx+V@+&=INhVfNMys-k6Q%1}NRtj;GMH0xlHfg}d5j0t zchH@e*T!sND1p2~dA4$U+UQ?}Y93O`d-e34t{UUTwT6K>Is3ElZ%x*kpjF>5!{|2R zKBt(uC&LwG%EQC?6&_N4p>l3#6EjGjFgn)c5`IrL`z?9PWX(0yGT%|kb|G_0t12)x zG0kRcu4y;(ofge@H@h}qxWG7J8s0eOMJ!iWN7GcD>5VNK`b!EmikVoWKjrG`(e*)F zxSkMh$F8KDv##39k)e!v(=fH0(L5ebx~#tmo8xqkWrWP#S?00giVKd7!UwdR&}{Fo z0r#(S=^Xipr!t-DU0VX-yQ&`?jzO~Bin`NhMlbDZ;))JP1u^tn3Qw{CQJPL=X)SB- zuM&fhDeA;t{Jnf2{1MWbN-FWDY(j<)r>)r5a=b|4Nz}4x-wKhhgHT>FbEHS(%qb+5};<0gJuKEGSJ4heW!JT5}n%%jT zfk1{C)((5ok&?lX#xDTB0>X;q;K#f!YA^G-)@7g99!Yd%+P5;_A)Vs17C|GoR+NMc z3Fnn2QUw=#aYaIShjXI}Z}Q>`F!(u{7e&PK!H_eOVK>s5Gde`)rm`8GcFaC9i|nR6 zI(W{a|Gmr|sEnxVTn5KlL&8;=SibHjEurer7$=svv`d5W;+Y;0(r>HCC1qaqQxMu; zx8JC8Lj&P@m3C~(0IiqPf2&0-tJTM-4_Y{uwJ0wVtwUo?)=7?#5firzkV{wmkQ&c5 zLCYsRl_pseTu?F?l-EbnRu6wl&UK~mtTUP(e}AaHCC49gPkaMk*{BhX$;0ZC47uYPa)7 zv`F!OZEbx}v0NW9M@r@~_Nf*z&u>tyqqK0Om%_VdJSa6Bqa8zvvzydd#_ceO&TI%8 z462S%&RNQNJLqf#saQteSLUUci!$ky7&^JJr+O^tQ4zk?hIV@uVUdjj>&gN0k{0pV z$j-0yRSD8rOi)gz=aef+NjY|fvqZ#l%55Rk>R!9K58w3LUt{xdmM0Yl^T6p{3pGL zc;tMFKck%AvM-6WsU>_3zvr$Awgk{aJaG$~v<^St>(3bH5*J&`LULpEOS|gyQ%zUO zc(^yD94o3fLiZZ5+5~AMmrPAkQ%>z;aP$1P*5O7_M{o9no6*5p*Vc|EsLPb;)cAIj zOw=_~{SbICPbn`hx~hmhA$vn6Q>iY)DxRtU`lQ=~szfJsqsHtvDVC8s@;EgNF879n zfgahy-2sR8h>=s=a@o{|Wn?NP*d@x|5$CH3*5p;vX4s3@uJ}wD0`&lyB6vku1L<0{ zEiRsM*utsf;R@I7kmp?RlIVbSSch8Dbs9%6Wj9nWtLnggt0=R6G{PC(tBRM01fp_` zBbfTOin#b!BdbRrYLU6ii#)92r*bw|C^d2ln)sGUgJRHmet#xiyfOxeY!mTb(%}LC zCzgj!(&@bz8@mRaXRc8ic z8;+sg^5X?*J<))(OtR5uMzg*yF56u#pd>HS88!{SDme!7D9wv@0`{HU zN2(H}pm7NH%$(!{5|*U-PsrCL^lshQh8pA0(IeS}V}V>%u@CZN37E3y7s3TQK$3-r zlzGXZ&Ti*)AeO+ltz}1yz>0jiitZ&MbgH0A z(LQAh1Lg!+{*N-Z;wSVNWu7_62esJ5Efz3;(xTDe^cpM!uhjvL$LiEiD*)xJ7;;VG z9>?0jO)a3)c#Aa2pKTSTNsW#f$f$T(D>a(8^c0h-fgE*0xFCg8c*tGODK07DwZzq$ zB1nq|oj=>)n%APg*iNUT022zXEXIjicA9gIEU2#Of{Mbm^Q}dRA*%^m|A=xndXaef zx{=(corirgY=EmPW=BJ1{7b~eDt8rGklc%Lge)e3cRyP0O-^z&k$m7Iyk5-F<2AwCJr{VYAws6e@`VYtx%C3V?1aHpVoaFfWl!>8s0PkCvOC|S;>6$wA1KPcS zc!}|lbINcRV;2jgKTUu=&P^;pw!{JwYrGq2EV>J>tckcHF4?_+XiJ~P$9{^fwh?55rc*%>DOiSrI3BY5kRN^#ko-k2ne~q)532^V}xD( z!FcKS4fOF%QZsZ?HND~5C<5Gv%aV?TXGE!{+l!=zOdeC zQaq$Q-L)gn)0hOE+9w`(D_dA4!4`%{U(mzTq0?jdTSZ=J8R#nU z7f0dOefrw~i>3iRUUxPC`)3T*_Z0Ns6|$~t(dIt>`Q%0>jrb(`e@@;clYew}=Na@v z@oi%p{ME^s`y4XXWg9bOVm_Ja;<)hdg`>egF{dWQ6?v=G) zsD?7f$#c#(SuAFyFr-*MO7C-SuyyKpSNIK}9RZ#sM*IV``Cmh<;C~J1U03(P(tDaR ztkq2(3fa5wDDPEBXbFf3m^#ryR@PVgTQ*V&6bN#6$b)LpX|d~hI(s(* z;)Ne+-X&~_14|MnQ-=!Wk$u->qh@&8?RuVCjvS|DAI4pNkkw=ZH8^^>p;b7&5`#9dW8D)EyChsEYQwBEnzO$p<1kZ<$h{3%9!8 zD)TDU7;lMqaSxdTkCe00uj^@u+AaOMmWH&oP~^m(1vPMS5XoZyk?-R_-_LNoL?NsB zEB)sS>gjxEL-GMDs85vm4s`7gB4_>>>gE(j{Q47xhN>ebZeCr0L5(fu-)?qOJzgN-wkKoi_)(ZOfejItWE1>eC J@xtG9{U_(efG_|6 diff --git a/example/university4_sky_masks/000014.png b/example/university4_sky_masks/000014.png deleted file mode 100644 index 243195ffc502cb55e925e4503ba5f8edcafe48ea..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 3389 zcmcInYfKyIxn|F154oINY%uf;Bw5U|7zdlSF^Lb*uqL)KL)O^iTaIzytn&jpK+q_1 z)`B{$AQxZO*))Mtb}`{%!;BqFt=5SXanVu7PNnK3+3i>$mK16HBhoYp@;P#XybI~) ztlCqx{n0=DGoJ5xFW>Wi@8ugiRLc6jyP@4#Sy_7<6jCHB>tFsgE9(40Clr6FAW_uVD3to#!nE<}Ru9k-uaT(T+i} z+7(f~@?QL~QwM+RNVg{;*(mV_Y3kH|hj3+UU#7 z<~w0n(fgBeQvuXffOwZ!!5*Bsn^+~aXRuB!=#)btf2=?Bsq zr{g{=e9|@@(N{~l$lvjUalSrvnR?XV*;5jB%FfucEA#d;C!<5Fj@eb$gUVoB-bvYr zWrxRj+33ASOERSOrZQ|&8SPUSgw(HmEu}9})*#NKce!N(E z`S?|D3-21NLWo(bl2wqxXqY7{jE`(8qg|;_sN;28BVx33P)o^cX6&gwSS}LU8M%H(yK3zczMaN(f$|-O^ z7!>3Ca|})uIbw{SMOn+tTf~NMa*;)GkA3cJEa8;oaiIPF@038MXXzr&U8)#acMiy( zuw3kB*_sAq7ISM-|4Ab(nJHjZI0~2|VuKvHU(5>`FyFO)V|0M8q}m*fvfQM1)&32X z357O2VGXXdx10Rq`jFrAI1*61#Ohlm!ZO$(~5I(R%%=i{Lpq*y9xU7)UEV+T0f9$7em}j2a$ze{7`aQUN z9P?und06vvX#zi?FyT684FB4!t`DJ|R1UIi*7bwp++h(0MeVBUFU7j#rB#|%I%AbIP4Py49fTGti5mwpcm3g1cn7HOlU9>=WH?d%3whGzJObW#Cr zvfU6Ho|i4=eC5QBN8sH)e1Q6AOxgtPn%PeIV z_`H52`D^%DoUa_Rsxl+y4$zqnl5*Bv(O%}McOR|w>Nwoa~HuNmw7p_rpIb-aeIp9c^Hq)8iTZ;Do)yJ)8ak z(MCQhOMW_y`Dpxv^fq%%)r&Q64N}W>yTZ;|11*gnh1UH|EQ?0_Y%nr+QO-1m+EuR2 z^RiK1^3rbpqUx{^Um-T(txHsw#336nlDGUiAd9g1FFL5UJ@7N#ZRj}Fqs=~QJH8t44xaYRl5Xb0o@;KDyj0CoeFfHc02m_jiUPT+Sc+ibr>(D(s%vBzX@Uh(_H;<9e(<(P+ta zIcG%9O`~m53@96Fc@{onD&%1G(Pgwk4{nHD%+Rp)HjUfQr>4LR^Kj1{!KlY#O>f8# zE(u33bBon08x7nVN*fC~p}1IMj<1x__)BDhE^~81i1KGcVoj~U!e#0TDbOBmPO&Di z5}2iwHH4Qoot@dopwJ6A zZG5HZB^0>NenhwmF>U4bbDA9pwt0e++Tx`IC5?j%jmh?Gw?%JDGyTkUJFnm$~$e0qR z-br1yBCKJQg?>9iNuGh*gY~&FDhDhHrz~UU5*re=@Ig}PSTODgvzp!K-8m(B87l#e zPsI8LtL)7v%LV3U!j!m@u6s6U{XjsE$C?xeNkK^oCGQkH1h=Tc9H5KBtm?{(bH z_p;)k)OXB0v(q93ojx?a$ZBoxtVHKk%$=38$$gWDZlskz@rBfhF!FKKFO+T#Zo(|e zI!m3AEa=xX1?of`>C@fj3*(!W#H#}!Yv{M1Q{Omb?$(<4#(j^Z19(vF1Otq4F_s4@hAE;h`SdPw5QE&G{ zuWwVub?!br`YE+pJG9#9eqF4tp16P{UVnhgs1~%Ma(n-!s(iGxa@!X2Yk*`JsV0(5 zb{&h7XQZ|efARv-OZ)(sG*UilvyTm)-vjGEQK^&z=hklZ+|Qs5{sktAB+f)z7WC*m zsJ>;`{V}IGh5ohr-`M{XffIFjl23eg0G)@KoJ&x}&Gb$pSw(zy9h$od6~AGh*}Yp( z*;4W6)&B>_JeRs#hkB~j345a&e5PW%7Zr`BhT(ec2?_NArENb%zvLpc4I<;AiES2v==dV)Tt_5hLDD|~@ zF4n8q3X0VUf%l?jlt|_wOJxt^)@-6RHy@oJpemeuDt|9wmdPP#yGE)S4=>|u1Cpj;#Yb(g2u*tF0W`&zM}7{!whfv}W0h0fmu z;+BKnj7LRhT#Y9$0!g!F5Zd6S*dasWxv!=87;}xX77+Oj?k3PNe|LXrE9EfR4 diff --git a/example/university4_sky_masks/000015.png b/example/university4_sky_masks/000015.png deleted file mode 100644 index 3bba5085ffc14f926016eaf9f9a3cbac2e2e0d0c..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 2212 zcmd^BaZDTM6*rDa>`;P@u`z`ZpD~z%12`3iS%{oeQ9_q}&|y1*+oOXmLP_w#tXOlxDqX&#Tim&Z#h5pn=eFW$Gr;|b4L z8|q*6rhWA%5m+Y5xqFw{9(?f2n^V85>dE;>Yu-63JzV4op>ATp2nQL=dn(>a+14l( z+Tt-kAlmsJwE!2Qrc`qjj2mt0VDbZEESxRedSx#qV+YtDLX~f;jW)6l&Y6_Nee6h{ zGPsPj^o5Iwygqc67xQN>^3GSrL=n|$Rmb2OnO7@Yr|Ww_Is5Wn$~?oo>ZWaLR=5P6 zf{K`n=%uPiDd#v)K-AVs)+u|B**~2PI?^^ATBg*2Ey&3Vo{8LJMXx7F>mjK!FX^Pvy?>za3hhigYy z4#%2~i|5R%{@Yw8L!{kJFM?+!bEefm_b%`=H^l+jl_neU+5E^F`DFAdIiS~~?L;s% z@gingY1oXv6qr*VYqXJL`U*6kI1`#!4$aO7*2r!?`zxl4zOsy6P`0ISguE}{(mGsr zEcA)D*}+jQ95s4DDaK9__ay#L+wK1&(!DO zYM?)D<0Iw|yx7o>in%Up1@RW#pD!f7p)CCKl|~mZB0}%EPSnIrB9B?_$q3{N*#`Kh z15UA$7|@@5-%SRyrpbZ z-lPA)m7r43Yi@c9n`JQcR{U?2ss<`5EY`%YFb(cTP-*c%ZrUJ)r@XqTDCXbC1uu&Q zFN<*@Q#y=VfP& zntIYAWwF3xra}26_)^5aP_~FB>zUu66Z5v=&zRn@X5F`zjt`B$-k8$D_Pw}_E1np; zOk_;pSlTu<34RmYey zRRy)!;CsvApO-PnFleb~hHypsS)Sf1X z?#@^m2;#C4G(R0g&b_HsJEDtBmvu%ReNw%x+j1h~uGAS=6;Vc;b=yZ{fy)cIi4PSI zHP@HLe)cq?+m+8LRdnPHz1gAbJ(AGjL+ohYNT?N=yzfP3Tq!8p$)(j)7ZwGVrLNQu zI8)Ni*Yzp_gOqAh;7V2PAeLzIEyQ9)CQrIjg#&KlpilAXz#6%ud~R~$JEe}!0d=0- z0NYM=tdN`sMd&jr0 z`F~nRL`3onB#Sm9kM1Y^YebUdjI!w58%_Yo*YzGtsA`AUdm>L?0g?O)lAWU+h~ci$ z--SyPSyl3AUTlcfC~~Q?=%JrGl|-@*(Q&OlHQI_8PC7hSbld#Io@~xDDvm$jnG%8S zyf+cn(#VZVQD;gLy&CRB45ZiMO1%(m2Y0s3es=ob`ZzAsZ9kXri4*HO8@DY?_;lN< m&gZ_D1j1q88~>w5p7HwsUSILYTw~wP?}yc7Yq$ZvcJZJ2wZClu diff --git a/example/university4_sky_masks/000016.png b/example/university4_sky_masks/000016.png deleted file mode 100644 index b4c3888a93e6145eb05f066fc35aee3037c65a4e..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1874 zcmchYUrbYX6vz8Vp#@>INDIUD?}ZwyKxNT(R;U-StvcA|T!(g`ZDRK)!g`kt8arGk zOG{hmZ980@U5O7%mKo`Y588+j=e_mbt%2-eGfRkU*WYTEMNDrWpjo548na|C%bxc1 z%lVx1JHK=CJtx2MmwJp9WzUweSgZ=Osp}OMi&Mg4u^V{|VCkz$Z?jmXb>^wGA|Z#1m&Mj+M4~pc!DW z@;3-qA_kurMz*2>mQFMs(~mzg$s`%j)XcaEGcUKF$CvBM(EuuK=!GY7RpS!1An=t& z9nMB0brv0~q9M>%f{5rt@1jPrTp7cyuy1n$$`;E&@=-Ss1$lem^UEzcoUaN&!y7qlj?+d%W=R7-dNF2xuyeEvFUsGZG|{@4CyVJ5*vt{4J(0U*CO=;cqz@+9iX}-+Y9~f21FEU z+(qs0p+1V^pXiU!U#uSikmSW?*d#MB(2AWa8s#eTC?T?vvzV;3t60URBs;b zB~D>(wNB&(<~TXQDpauP4>Zz)lepX^QXxuot(*()+uF}=33SqGZc0F$!mD+W;@0dL z(gUrcVtFzGu2cIf8(OG?zQQp?wi;#Fw@;Z((p`ytNUPDIu{leeoCSwvDkl452K9i~ zWDhnw5OpdX$K9>E&1*zd8@4zVPoW{>jdnUev*P1({%TiJ8@7`ZK*1D$VWi&0wBATw z)DDS?eIo9@UAtGp*neaAFI9UO!fL}F&ARGN_D7Ig`zXTae|5w;Q+3^O*# zzDfK%KX`1nLu{e1quS`@m^W;9hT^!!RYPxcHmvw9 zh$!ERs8_=Qt>Q{#I-sI2txqx&c8ijv{9Ia+g9q{A%Z~#tY8B*Byxdij_mZ<$jm;D~ zXNKLK39R^*P$eX~g==K@7W4`~_`qD7zsJwDBSIrMX?xfN&qb@epu+ZWXWAIq7# zkUb+k@jt%$@9lk9BFrb-W`a`EoLN}BimrR&c=3;5`M8va75@yjd1A@$v;y0Fvwh#9 zZT@*(KrGDvNObF?(O66OB6ZG+yXEjQGo%AvXJg4 axkv1;wTsf5lY)`QpQX9Gr)vg2_VHf|&{7rv diff --git a/example/university4_sky_masks/000017.png b/example/university4_sky_masks/000017.png deleted file mode 100644 index 30008b9e7e344453b84c25591de87c5824842a33..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1963 zcmd5-TTmNS7)}G4&=lEh8Ui+jY_mz^8ZIhf%)oXDCV`e#ZKVvcRA`Mp*t)ATO{S4c zNoqneu-Pb=F@*=G>P$yE4&$U5BB-+oyNXnwbf%Gxn;rUOGYJngBLgn=!STU|zWH>{ z`Obg7|NAfJ9N)<Hmbo7*C-yh!= zpuPU9apbLC|EpKd?Js!;{BCi(s-LU&kSIDV9F4>PX`n+uvH zxk{!6((_w2Ovs_NV*oC-s)6VVB>GSDPgDP6F7Lbhq-hrUs5W3@z z>2uve&Z-eO1n?anr@Ia%7%0wH%~Z z$RU{f$^b?y1_jYES?(mQBZoB3nmrp?>L;#pjZ;IrCutFS)~62M6$aWuH*XVLnzVK2 zES=_|%ajKY@!Fwu=X%IB!bRe*(>-+62=O<%TvL#{MU9A|Tk#n{bOA3`2$`M)ujW8* zi#)_4ZlZ}bv7ZNIspp((?h8Y3w?lc&s!}lRs4|?P9dN`Qlk2kg$<_}6GlW5U53r)O zXO69Z6qDO|_$GG|!eG#j%W<%E*hb|!PYfpkd$uFHh(0)IQIg>}U!$LyQC@UDU5IJ* z8s<{xjzu{Zre@qcR}qV@EAY-ReL8!WyaK1apGbK@l;PRvSe3JnK5pG(#v@3J9Pd?* z11idgy@|`avv$(VSn-GeLe{5Z>Zi=?eL{pmTb4n2_8EX&jH`1m#wIK)-A zXea)*_?S1J=RAg>8Pje_xJKp$kX?qU8K5K~!KLM-DD(A!=$IsTX4oih_Dl8}p`Uph zqK2&AM#$~3&a-W}^xlsIU;17WQE`=LLpKdU{Ujea@|{7(Dsbr>!2Vf^%N5x#1tX5O zGRo)rk~@q6=rCZvmifj|nb+*E%AMIpy=I)RXPmstw(9aNvGXM>b`^nX(jBV73&!9h z)@1SS6Hr;fKCm@7f`E#w&oO0-^L%^`6dB&n&?pag<5RcW*I3ii8Cp;JrMponHm?1VP_CFi!$2Y>>NsVGluGC7%4 zBeRrCn&<1IucKXTv9ktpYLHrTBA*UT>-%HSa@9qm8@<^12>N9D)*e)|PIi-*VFe>% zO=Xm;G*uYY3ZP8g6xp;_9xI@Pe=fDB5n#nkJX zIlm5XGd2ctFDFEtHEiLV)Ss-FWqRv(Kg`ray#44y_a1Ples?mHrmwRzHh7|cr#@9q zE>aS_7)7@y>c)R~7&*XI^4A!mT)Na1apu?>TkOldnkXl`*@zem0h`wYt?EnEFU0hv z3)?MG%e)ZU_^e@Y&IT9t4?deJ;;(HxxH(!ngmkgT*u%K|-FFgmfEe(KKs_@$JIR2{#ASEsc#+0bmt4X>J4+lk~5@3H>Oy3@McU{huG(PN z)WpLs{sOM;(nPBrI!#)np)~WAGI|>?Y3a3lud=fJvW2WEmCW7H)U46<)YeE|vYTyx z#D190FXz1PdEfJ%=Y7tj6Fy-+T3`EgEr-LYH;oSeki+3tb2t?mK5O6%05x|xoSJV; z!$(fJEB^kmz)|1>9~uAlc;!!jMk_Z(;42q4Ut5(&S9RQQFeU30RN7Q~Jg#3ZxF?`n zn2qGn%sUT=(?w{R?9i(wd89cT7Zy+e)E1I+wP+fBNUQ^erwzcOORHCX>aa*NN*Pgw z=mx2uqo3!Z|MsoX$EQadsu0kMm~;UkG>hmi@DiWqqUZ->4TRPsX?fNo5gNooyba*n zh!%rXXj895WzbroZojdHjV95w@m3_55}kL&b%iCnn6yz%lwu+vk4P}tBxRna(2VA#JzR%&>-6 zY`-VOHG|YMaI5V0nmqK7PyC~~(*PjJK5%}#{00I(I$upH9Z*I&Z!Y^_O!ByYsI`$a zlWUFLpOl2;F4tC7Jeu2140I*aMqdZ6ppCJ5$|>fvFj8;>vAwKX;X~*MXptgq`B&;_ zkszSs(o|xIc?vB_TutPgFz6BqJ-QBd?aG$VE37e-Zp#NPmbrnSQ}cr$PE|(py!m z^WSgxX?LxN;y0S_YVj`5D48z&g)(H?@spbQCASB$PMdr;+#c+bJaUMt7AGDLWxsE$ z(j0W0L?$pw8(Nxt#znpL&5UdB3hb# zvR>~owl=a|A{8{mbjP)qi93?e-m`QAbk(6=5wN|tC+9-*apGI{ zGO5UF_L!AAURbavlvGfKG2HawZ)@RU>l=>i-*8ABKgg6)|{gXDzd#((Jp23fR(LT#g75OUHZ~Tw% z8~TJ?68cO4eHS_A>NfsFg7N7Oja$*X;9?9(^y@6uLQI27S_wyt+lxB%4UyeJf$X<@2lw+XfO9w zT*A~9E17!SQd~lZATRSX_Six@y$FL_@qYD}eEQ_Y2ZZ}_`4kp8i70Tzz8O)uM7uRE zQPDXAn}hbZ=alq`SbejmB_u%mzQCYYh;{Gxt0D0 zsx`;J67w1Y8nmovdStud*z@CCVI@`zgcy5%(|s8b+K3GvY^}gTPAtMqH9xOhXXR57 zZJvLNX=cL&4CpLFc_$s~(*V2Irv`pt&dIpFkKV{H(Cd9r?;~IS7c3lK-f_Pzk1*Z? zD+%KcVZ%bq>~lK;Kk+87z_sN{>j%8Wc0JhZ6F4n{xuKW^8?*L4`ceMMT%?B2n5DBcg?pKG8HzW vbS+lTCrUSBhxom|L(aPYkN-ggVvjk0AoN|=8amHB`3RUs%){@)=YIMxuDK>v diff --git a/example/university4_sky_masks/000019.png b/example/university4_sky_masks/000019.png deleted file mode 100644 index 0fdc92b439f35b6883b5838d3b0ad1619c6e9975..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1860 zcmeH||4$QV9LLLr+7<>}i>9I#uI-gGGK-9Dl!#J}4qCr}n=-O_!h|{ZC4t?MMJ`t5 zY^PU&aU3czEB#@an^^|gk_DPn+>)c*MdFhEFn+MB+4)SeEE~Bq3y^fMbNe6m(|&s1 z&*$@bK6&T$e4ad!BTbEYIoon{I$d7C?|Vh3gEr}OS*1oTpsRrmi#nYlH{h!~)|>VF zcLv;P(h1&QH->&3{MlH#ZQ*NXk}qJ-swenL$-e$Bg{86X$ZwJX-N=pO)K`GW`~^_A zv)c%>W#WhYJdg414%%^kD}BNS;235#af>Ld9z?$vnjKU9A)EXJKqOatAY-E}D$y4e zmLxp{4yiZh3bZ;TA0qX1dtc@qdEP7|LxPoC5$e`G$|vHWM|3KBaE=My0lSn=@g|6@ zLh1vwH4?+qFitd{zX4uXoZ?N+>VjjgauaB=wH#+Pax{owzboDEr*jD$oN}XREIaC4S6`4%^Hu>9&qB0&q$i7FJQZserQ0Gi_RBNQa<-XU$yP7w;+hYL>`+~D zJBlf6iruU7t9$5Xu^*yg?4MKZ)ZnT?8k{-Vm%6f7MKtJ0Y>P&&&J7y^v%btv&oI46 z0Tk9%3lT3eG>1u-!CR?Hql9Px!K~Mc)l_; z+>@nU*lB*d@|t=p8`8R@Of;HLF**k1Fj1kl;l5tIG;=-S>XHH}emhfRF~ofcN1$N0 zNw|wo7{PARMIZHxgELOpK*LY7qq$(8GR2+AR{g}m^!2b!u84$c*iZ&y5@qXVb;8>v zjB?X+d67{uA8tEY`hE&Z|$pp%%D zT?%`Pg}VJn{D}C49K$YqhU-%>Tdt8`3TsR;wJe<2wSF#n)YATv8}8l{H)HB7=!EE& zj2BW`K%082m$C8nHULTE+?jBq^gR0Lo~Y+XdYhUoY$%~26Hh_(;e~5}QXpmqTRxai zI;PzJg zY!t1a)xs~JjdB-{v}PwW9h<~Ey*J?!2S#$or9gD}G~O}$A?cWwN6l=j7#~}HGsveR z21^W?=C@Zolva1rjz7czq?oC)>d4xwNrQBhY%G>$#-iEyLRIB{|HPHOlsj#&xEoXI z)MKgPo{9_lMi9JP6=0`XH8zRm8(sPf8F#EKOC;^pNX!rWN zglk}Y>@EXS&PnG=$9gF)-dR174TZ;+U0IjB$z}UAWPg0N=*+;whOW6xeln&_tTP!b zd{lr`$!0CJ^=>S6rBSOtnK@6D6`MO|FO&1DhXLwEx&jL;oHmo0QaoxDf>ri>NO@p- zDjs*2lDj+CyDW>(y){tOnH;P5fB7#FjBn_^eDQ~pkHql%Prt{&OHIB>{Edr$1HJJ# AMgRZ+ diff --git a/example/university4_sky_masks/000020.png b/example/university4_sky_masks/000020.png deleted file mode 100644 index 6d911aafa7796a4d2ec4645fb250181d58826316..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 2981 zcmds3|4$p|88>GWY)qQNfHC9S9X^K?T)@fFVDTlFBg8h&OxGpGF0N^e6Ep=8;i<(4 zmc*M)ZS2sqJ%@hbi?(R3R3OoL8ih3hnx5Uev+gcZZyMjn@;~&J=%myQy;G2NS`QK z*779r6&}(j-6gcEBz6y>`4CEv%|hI36HFDStRp8ED*R3l)y@1=*pIMg!V+$PP_=LS z3}USqVy&~-JZ6k)jV?;!jnFP-qI3j~3eguZwLURo(ajUmWCK%SMTbzo^A`NZtN^m- z4nawGM%;z(iZFT#cSxTyEh4uvF#vnV87q=J+O0u=+ZH1wC*h%Jp;-4;0!P&TAm`k*5EVnhu+1!p-V#Jd(D**eRe zL_1aU+-t)t>%ohFZEniMcz7+y7>6xZ^4%u(DrB#Yzi08jQ`7-+A>R;lMj=W+!VRG; z$Yo;w1-mv!-;ovC3m9YS0wkhBdX}FN6>b~%K6w`9|n=(%_Ll{7NLU(P7qef zp?4=}QtTq}VcNY=u|_n9D0vTxVFLn!V6NIOM{}1yXq1$n@Ev|Ou}LgpWkwaf;-xGwMbX~G6{=a_&o7A zbkULv{#q50cR-N8tq<3ZcAXb;O0u)RRjAJ9PC$dlxTOW8D^Hm8v*(ac5~HvqpXm{# zUSWROuUo>*v06n3*w?t5yn{C@HgtR1J-<;m|0#OiErDdOM-D z7Bad(183Ys1w;vRi+hs_&8=`t^`W&)$4kaTl4XB?%bvHBK>X{$+EI^1TQ({mY+?S0 z8%4=)Ll-A>pd~w#B+M9gnJRMC8|ig7=4(~3$({hYx`ntUQc7*fJgu)c~|}c*dX~Yn#oicQ>M*I7}20Vpc>od z)Cl=eq8wYZp)(v+R~Bpq;1R6cU%CO7l2nIJxi^CX?Y^Hor?dxm14pgHOof_+`AxxDeYS}h2QB@LYO%-^&xE2zYGD3;JBx89N+&L=p%r*omwM0 zvmRXYz>*FQ!^^yRi?Q7D_%(J`o;bK;ft_oz!0s1?T-hAYq|7yGqKvV0Xs|OJ6jEKNV zLs+G2fyjh_nOmr+6_b^=`;XRxcTCKgRM3f!0rLgqo|yB=?j2tt?|{J=jcj^*Kz|Oz zZd=;QvN>N}T%UuHlP0Diftq7&d!wa3&;1&_OpM0GIhYZm$WO5TaaiMMpLLsyUq5$yHMfz;*tU~K+k1hR$( zGFC##f!054rpFoc&0efQ7dXv;YYVuWSSMHmQ_-gz4o+l7bA_ts^?Vo4wH};YSJlY2 zHDl0*IFNijFk~;d@%Ant!=+mCC-X#fn^CnCR*fXf!zOKD`eC}AF_h^3{SlaE(zT5B z;B{2e0}j*5!h;t-+J?keyZ5u~1#!Zg49jZC*5RoV&n}%-1wO)XX>!n!4@^I* zo0358bhgfjHmI)W?7XxOQc~oRn=d z>1XbP=b~L6|3r1YM(s=93QX(YO03AX9|CQGCZ3kYW&g*reI>B`Rr>2dlP}pJyYYeQ z`SI?Y1KGKziXXWY0J2{i2V5_IE;~Jv9FXmNQTM!}dtVUm>JChQCj0zOheY+!5>*e!-gm0FZSLv5)fE`%i7@$7h|!b2Vc!pchaR4a99R(4flYia1fL*M(< z>OP!1-?>+F&iT&ybZx)Ts*WD{{0M`=II2-sUuG~^2@D1^KZyny3LxV7gDdn7`fVLkysaX(xrsqiS@l!VKLxHam zNEPbL2Ux~Lh-VUEGfFhgRO2prFGxui>1B7ROCI4_IWL-jTZF?qE=KtzJAwSd_-$F< z6r#$_Oe8iY(u~;<&&yBoWze2TmCgdBYyxMaF9dVc`QQcg@iv>BY$m_b%fh288XnUt z*3mwL-r0@bf*16eVEMm^3sKEG&+X38pEyyF>>s zP?sWAw==+x>NWpH9v_+Za9Nv^{U`5IMV6q@2XsAf+og_P6Xd(JP1>kCP;asi2)o?q z4~}#3u`;YK&~yNGH6RUZ{wAXKnff*-(R9LBKyd<|*jq#o0vu0sio)4Xsq^jM6yVW-t{{+Q@~ZiPoXr!Pp&r=5v<} z|6;iRYL0VRR0(~mu)MfXkxBnN5w`>-@!II0V*g-=K967NC$Qrjsqd0^qF+qij5JKF z`wgkskF{KvP-Cj`*523dF4Kk8lD3$Y8U3zK2USWwwQ%`VbK8wU#m}fJXrB5WSAuu< zfdvYJ#?`Pcux_&`2i^9YRz`gMFqs!G&)O?0PZDirWLulbarNzV(9ZB(C5IgYQ`bfOIG{@4c`C*V}ny1pU;N2~~vyDHe z=a6CeGgpZRYxGFiWSV_onjM9B(ISgkVprz!O_)2NT=UC)jidp&Ms^IkZM|Hnujn&< zqgM@5SGcAVW8^R4iu66j*Vs%m`P6LKCV#i#T=b8%sY~&*zD6+HH4}Rm7{bycYa7lw zk1N|>s}%=^H{`x1FQ5FaH8!VNV7tBpM9N3h;V z6?$&dHWZZUOa;nP9M0v^wN;}=npm_DQSG=M;_&SZY5bgghdN(qEz7evlf8a;42Mho zwYiV_A;OYlPw}Rc&;7L(IJ|_91$xi{OJPWADp(`6;CGp4qmZ)HZwX43s~H3C6`PE- zm5KWx+Cfj^Esvx(g{q4f0=_cI{D!m92=B1sOU$}kz;DQ*pY*M{rz>UB(0 zy9p}Rc}I?wbLqiNG`&)m4&~s-#Z!oQo@Q+1BD~^UW)lhfiUA}>2eCyFFfiVY9*fhW z!rjtKcBotkKYWkx>P8RUQ&|uY{00YI4|Eh#TF9uau!^QaqY98pq0?V<&TKem zs5Wj-s_oXkZZvee(mYt*^=u@>(K~YBZ&bS{dOgDLLoZ=jBU%jodBKPW{?pZjZjvbTK+4ckYKD{WF+9d3IB@`^g=*9OL_EdPKi(Eul#VC*9GVpkFOp4N0q3zMZkR8S zutQ%_AkUlB;*T98q^>fI0TDg&Pv=?kjPru9r#MIZAiJoK_e56 zDe*U_?&>+=#4K6em_OShs3grTUjCd_P#G|{dq>WNUkfU~HQ(TdKW23a{@W${i{RC| z8G={j)`JaASZ7HG3Z!8*4po+{8vQBI;rK@IpUr?}0Z|aK6q*q^(FxiGX{U(d|DQE` z5hO~o=-C#m>lIUUs1uPk??|McD529ZoSIedAd1J4Y8uiL>B+eH=V2QgQOrcDS@PL6 zbFM|OZcx~jj;q%c4;MnO1?ye3MN}a1R)90u&=hO@?Dkk3}_AP^9?(MZ#F z5^l~5pI{>@o_v-xC(vEQAqMJM2eyRFBkaYqFd8Xv>`i(AWF<9RDQ43hHynAwWkJLb t#h+Re=+B1{HenVMZ#9m&|9w?s$0b?sie@VH8~blKO^vqt8GP+m{|0>JYv2F? diff --git a/example/university4_sky_masks/000022.png b/example/university4_sky_masks/000022.png deleted file mode 100644 index 7bada01eccd92644eec8df098d0c220bba95f536..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 2557 zcmd5;?N1YX7KTzUE%?$>DT5%+&?!|4lxhUJptn|QDG0100?Hx`^>#lHNJ|!Bsc5|g zJ9MDaHWj@TNUm%4gGAGs8zI4$jl(#zyMd2D?8>H{UB0lI_GY!@c3}sv*?(Y@&E_PN z%yV9T&+k0vWCs0Zt!_`sfs}-VggyGoGZzvPIA0|sBc4K?A>9|dQR(=v|Fwp7B9P24Dd(GNA4}<6sEE$(x@WmG!&Jp{%tc%0 zz%IJ=mU@HA6PwfIt6Uy|2JK%9?d8lQ&O^LMd-GUqCm`p%X3g?4W+Jyj*jvd%&#S{*ub ziIx!xnE-qgL%!me^zTQ8eCQ}qXq|1V^idi1tF@u5OqN200Bq!}633f~Dlr86JE&!Q z`fVfZ(sYSY6kg?ycebV6-E=y{SB&auW)!UbfN6(cRXPEk*wrDKcEgSpsh za*D^82FTGwKNM7!n6zNO)+`~%f+Ig+lKvWyEyCixA-ClRfVyFF^8M_s)Sb))5FRj{ zno19_q@n8zHv;z2`68&qe1z+MJ_}wg9Ii;aey;$5rbStE`zy_Y4Cc`SekXKygG;Rw zXCD)qy&<2)8SD1wK4TuYXT>9@^(}aJT9QG=9PXlOZ&}XX;+mx@kt}+I?oi^|PJ^QB z-VBH7acj*|NM)C7?&T9rJYsBv*pmc_qw4H?6?fIF%b*xz>fHkzc$kfby8xZJZiY!h zB;)QL6Flt>iaV4Z2<3%W>* zWiPnqi|{MT9M|M5LglNc(#`wXvocauBa;4KQ777|^B60Qe7KXd`ILErNMwHeL797b zm${C*4-A<1ukT*vM*ICPPZM>@N0staqU{=vA77#7%9I9~x>d|d;3KL&hR&4GKWg5m zsL<`h)-u^Ta;*S1h(JX(_>qAx1w=-Jr$T`bxOoeL%T;V;9xx^Ju}f0utRI zrUV?n>-X$5h*DP_sha3_jEe!caVEs-AMsgM)>0!YrtlnOYHQ z#C}&pv^|kbSJ{WunxNZgWBu|up}d(G3)&@+!0xS3ymvisqS$pca-%j}8?VYMMI?@< zN^m)(<_Qo;Vb>Xism;WV=qSe;d&r#aGXWb)pC)Vmac1%I4UqQm#L?r;hE6M%~@tivq;3U&>nLk(`>5g4Ha!_AR`hVB~)`_ z>d;UNS{=yvL^Y-`Ai0*A!Cb!Ov$dpHZ3e|6UCZvoRT-;kI0;KN>!|Z!h6ZE@ZQYQ* zk6uQH3J?os(ihnT;6S2z{~^%Pckacx4Iumgt2RrE)x8{pH*%agZp~ikbD2&rE*uQl z6%wa(++9<^93~yu05`Nwowl~{*m2A!jlc(WPRiW=bsI3UFG@Y@KwA4`_vXsVx=!+yUJp_ z!fUt|d)5|D4cH@j*iAJ^zAfHLL?dUhX_@jJ8VSSX73JV}M4y6ON<-!|!!ovg6Usq+ zX6NM%mA{t_C?3QLLY4N&UhI(M(TYclmA1u!=7ljfCUGaGBrx*D$0Pdokxo}bCl)DT zgB?wL<-6fX(r%VSsUa?CUg$eb?sI8bcP-X!EMQk0BFmL8CIp}Z_&~+FG$4DO%(WU` zGx0~Dn`8mDVm;{;gxsGi<3RVHfY<*63*Wr?+hEZ_?`^}*f1O@id*-pG?e@O`gN<{U diff --git a/example/university4_sky_masks/000023.png b/example/university4_sky_masks/000023.png deleted file mode 100644 index fb34940b48b9f57d900e314688d6cd8eee531184..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 2728 zcmd5;|4$p|88?oT*pL)|3C0vR_>7HHa7_#?3B?fSz{QRmV4((6AWe@;QB_uCcPhBa zNW7SE#)moVQq~lbRsDe<;t<)=60FkDrDx}^U13u-6($OjeNv^B4xKwuNAqAW(f)!- zlcra?d+&X|zn|y%=)5gWjfbrQ!4| zgIPcRK>(Kuj(q+(voo^vt9{BJ@=w42=XUiJ39qYsD?z49K^WK09F=^}7&H9>UPQF} zhEvrzEcT*)h7C)(vJ|ysg15Qf_ozNmytU0(R z9C99;BZ?g_&mD)JqHN*7Ko}ysd0Zxo{U<#!|MEIn9esFwn|X~}Emqu~_id`~XIG0B zXXL&zl?rclj z`6@PlW{LC*%c8B+c`CdzaZ>qO`OvAP&Z)cSv4e6>K#ho1>M$P-c8M21GG4whZ2>4w z8cIAyf9xSD8e#ObiT#LH)>)U-B>;P4&3$%t`mx~Z6cl2@I3&Q(x}Tui-%4@09&SOI%w*n>JjxL zL|w=>9Tih1sD^D6gabA{)af|WmX-RQoer-MwoST+``DOq!Wmy5k2*gc7_;x$feQzD z<_d@$m`dlUb}Uu!Q{=O&*swt*b!zXSqJzvg@Vi{b-pAKhp~b5LyfPxnaW#Zg)kiwH zAfkkNq2S82kx~)^jwa9!Kl@HNkLiN@=-&O#VA{vydWYp$Wr@#D|0^*jA1z}b_nK-) z32igxkY}Z0o2i2w#`W06)NhS%i+Z5O#8ug)R6iY^H*P1gU1mkm=;9wws_dGwt^|nUx+NpYO)C6ZNuoe|vU+|qk0M`J6z#V%*FC%iV zDWM%@ho^5??yU`)Ld;JIpoyN3W=ByU4jas`P^15-F=v05tjdo{Vg`J8yy~_A5a&eRH zPSi)R9_J@az*u)AGP-eQX}@`zFkM~nPKGrD-f^nbPu&SvxzUbH+aBc=w*h2Uy_3Qk z=TsUCB`||FY6GHQXwfpG-_u9J*a_$Oyl<^Es(suN!8R;&*klM+M2|_u2brJ5*m7V* zU35k<^lVgHh2}-fO)!%lz9sTOy_3lpt?Re(s*oWD5H z6`cN(C=RR1LRU-tYqX4*^=+895vW}~n*bDgH2;2J#!kPZx}6?FCqYa1yM>SNfzv|m+a30TkgaK2RQrL(VGgkFMq|e-SaUm!PLtC(4%{u^hsmN+KV;x@b zvHIl9bT$MU$j=iO2@~&!;0Navm-KaS$cff4)EOph5$qr(0fT~%7ibvcf(XnBd;IZx zVd67cQKgQs89odJ%8ztL@{&FAW-&jiBgz7m4kHF!e^1-8oO?Jq%9H!47Xa1v(MnbP zJA6v{h|9FVn-;vW;I5?#?6o*Mj29IPi-NYu=rEav!0E8x8XBW*&o{#U|3L$G>rFVmOWIyY7erC?%pUQSGrAp%6_-?H$ zKlxOA7ck-c2)nDP(f=L6U;qDGm&>8JPyZmOMHXbq8d|ycG0{g3J{P|~F(bPhOIJlC z$=}O1Oxwu9k>p3zr?T=`x+JBGTlEjTp!3e*Tgn>!d7M29s?YDaoV)5}o%j}j^!zwm ziCJ8a^_b}%k2#KSGe34%?MOWOp4SC^*74VuP+xUK~h zE8x_$Ha^JNj3q4w{@5Rt3Io}hGFu}_x7e4nq7qG+mY}d?vrl4L-KOVC)Tk5L*X^Wf z|4fr6O;0+#d*Ao&z4v)PzUO-x>)2cRY$=Ds*=sSky~^Qm_i#7`2lzn1F$s(Bb2z0f zmbTW@BL!dlwgCMb|CvueWp+PUzcyZa0f~PST~idspjfM2H8(jCl08XkJUz*pX+Ap! z@v=4RBJ*x-w<@Vf&PC0Q654Gf5R?slxE!4F!2OAPGcr~mJHEmv z-$u()KiD`8ZNyAuL*u~JWnQu#UMW&o0?M{cO$tc!4D+ETp75|u=?~zlA$P~}fu`9ZJVmdCcd64X- zdTGr!zF8fa~~M7{ffRr6@Ys)y_vUo%77ZC{E7wjx@y3s;ud;^?|xePA`U&;1}U z?|BfISnK2(10hMahHTHs2c1eclA(*(Wd?dAahxpUx_f+UmUFX6M8XZLEmgEt?A;fG z7G|sBZ{fm-48m`c^9W?63>$5bpA$Ri+ftn$3apuX(tOlo!=B~B`PR^uQ0GG09Zi1Nh!J=tc**7U3N&g<#oNTBVKfm)K>DH z6;QRmU*(S?(7KR0CieDm+0Gkvh&4=>Cr*jI$2>>i;%qG(Kjc0_t_sL59ka)<9(1Zl z;WuWGkkDJW@v4rQB(KZW&U{vMzbC|ZAAyD1jUSHNMYu41MTeH5WlUqz=tim}-r0e} z$cm-R5fbvrE?O`naNO;oZ3R@xt)Ao`xy(l(Rqx5bi!)=1=}fIGVWc`6XO_9lMI>cR zVy?*yeUlsOvcq$Ha-L(`C>K&FUR$G@(Z;#kDI?SS>noz$~CNLJx?p{BjDns=RQH#6a~+2Kk7BjKhM^b3~p zWfZ&OI$>8<3dp$$#8hZBV+nW0lbO&Rzj1Jd{E4c#AZugC)Rz;TyCUdJwteWs0oYQ; zWzHrwyWcR7Q5k~_PW{eu6uTCz;?bX>&_W(ji=4g=rl)s&Q@8Mbm4G>czaodKJJ)?n z&hrKMRiU>Z(x)a|2Mx$eKM#qzlh$BY1{hmeo>TpZ)-Y=v1G0_2q+SXBQnmCTFb5DS zp*8EE-;!8H0S!-n?(7RIn*_GRy#{#QfP5*g4ooE$HZ{(Q^mBzCaxSqjG(P|{&^BXD zV#FPyaOY)Qvodp7r78}SuT3mFKta^~s{Z&pkqHk2N%1A2cW5e1N=j7K{v}5Fp{rBJ zSYf}sTMlihswaWSoflmNhU1&smEd93ZSKymXP(jTNscRH4x`dB-FcCv?_lUFyalh=_)ApaL|jg6N*l*FLR ziAq~McZKcbj!Fch71`A&I;|>pZ>sB!`stGV3Cd?qpjnMH3!HQWuan;v;l0Fp`4hSo z65=EeuUQEwlNi3lF^aTCHT5DfMz``knOYD^oq_Cj>(Fyj=(eMyH_-`EuMcYe`C=uiOAB!a`2tfQBk@{-qKdb|DI`I z7i{?1W@1sf<;lczwN$w{IE(^ke)g6V%qik!e@r}9F3E3xmQzH$lE@_ckf?^2Mmit_ z%17csLT~{$uixN_nxT4Xu%7y#X!j*sJUYj2C3~TG?)mhS=d8HUOq^`kHGzohs73Xv zWAj$-YsO66ZP=~rtL<>O7T94$Gp?dOR*YQ^D+m860J-lYo)-FsTGC@6);|$X3*7SI zhTU?4Eu!TAk)B>G0D!$sJS_*{7^$b;c=SEP`*~uEX${q6*uPj6&q=ArkYE1zcR8)+ zU(b64`wq2umRN1reZJ2%|Gm}!>&ec0Y9K=_RLVkU3p7GcUh%E2pu=D~%PmL2IV#ZyX2rUh@ztHSG7Y?GbNN z76bPcYbNx;uC?GP!~Xg2q_~FqMZ*oV6nIRGxG0KgBX0K(9LIRn$N(i%bTDl?f_*^f zpPL4&V$2tQUjvn!BMkpWg9i-zL+oe3S3vRjcs`@Sv!Fo4oBsu|)h(ZVbqour&*gt9 NE$vv_3VP<^KLASsg>wJ^ diff --git a/example/university4_sky_masks/000025.png b/example/university4_sky_masks/000025.png deleted file mode 100644 index 7e5e3607aa97a234b9b39b09952b613ab31e2697..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 2700 zcmb_ee@q+q6*tDM4JL44FqhgTXM6?{OyEETtT@i$;$VjWO)>~>-Tbg!&;%*6Dym5OW@#)nbnpX3lbgNMkW z{(Azl+yRYJR~+yvcgnx2MpcN^3FLsz*OQ)l==>6jjbfl z3|~DkS#Wm})pkLHyIS!vOQwLVfSXPxCsO~;QWRC8>u*@dW;eh*SB+Fvxel-Wil4w7 z@F281`XMiaSj`l~j9h?gsMb0kER3k;@*zPuP)~M8Qocm%vHWrN@Oh%QG@CUe3syM@ zRr;EpJ5l|NM3|fhN4IyERC;@oC2n5EqgHwJJFC_{U*l@91e??H!XI`<#j)pPyVhz6 zd`)#b^TU}QdrbzVKL*?#oA=(q>ym%;%$gv3fe3!f1WA(|ArjmuOE zKYB?ievELQ6# z&O~Rds^`>aL=eE99DFK5mYK17;$bZN1^lREn!VW>{V)|_CwcM91No49Derc4TrxqL^y<*;um`7PIKgza@DF@l`=Q< z(!@86X#f(Y=_i;Sn2c3R!&mIN&~c;A_oUe$yMRvPXOf@JHb^rB%zkpHGujjTiZm>B zb2P)i8IdQ%^~-e3cr4FI&vp&KedMjk-Y}N_Xg>s$CP`ul9LGo57G^wFWTxD`N`PxL z1Ji&v=j~vwq6-{i4RWTI@2L+S6@+~b6SN#{m}bizSLK`Deq8A?K)_u*Q4ma_9g2t8 z9?tU=6>z|}L>lZ#BUTCCj@HDaW=i&GzkIup%h3; z(54l&1j`k5R1bTd_?$FAaE`~)?6+EgSh`s?PQDeZRV;(0$u}5b^i{WKsnA)W@i`hG z9Ux*e9GB36k{s2;1NtJ-94U{?p0L#T+0bkgCbLUS?`!j%s!eC?tcU##Q2nkXMs9Z5 zb)wm=wp#LHxpOKMnpDY*9S$gG*y3|sO}xL9FQPtSdlX!AVCgQHXhz^8STZ%4rb$4oh#Peo8gBxQmpchH-+NS~7}s~WCx*4$+5@&s;~NIz1@uuC@}ypO zDs)7U7(#X4VE`;QM^Yv6=CE%yP?zv>Lr&{nRhRndV`6&zf1{5$od4g zFS>3E)bHQHTfnWyPavOFAu}iOEm;|(7B7a5=xws2;3~AW z;g=a-@VKrW^fK#i;jIu9w(5kor zZWw6VUeKKrG_ZNT59p+N# zH4PS$(KJ{8=RjGo9e)+6Eu|JE@jC+R%9X_1eB{}esSoTYS_Yt0Gp|7A^ z>V;^(5;@JJinyp<10yJYt!BZ1h0f4tM9Arf;Qhr34m9vSc)$M|vc8l42DYv3!M`%$ igWk=8{ZY1HU(30>7i^@Ses^K>H`8QjZM>;Jap6CwS9(JL diff --git a/example/university4_sky_masks/000026.png b/example/university4_sky_masks/000026.png deleted file mode 100644 index c34ad078005a42b59a3571e251bdc9b9414f7a2e..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 2484 zcmdT`ZBP^W84m$WAdoC?VRJ;;4I82o!AMVFd|}BcB;diRCocsALzKB5#mU}G2{jUO z1kKBe%W}x|q%y7JI4ulJGWC$r`gTdWdtTA+d-%I83c2+kimrB6&HjMcILzO8sDyvlZ`C z<%aH~*bJj?@oUA}*<|mb04=U*w1?>UwJpZDSJCU9{IVJn0iGD5cmIJ@nv+no%~rS*1R449{{m5&zbg*MxYVuX>gvy8f)ffn&ky{=P?JBce) zZ8z3<2$jE;6qyw6sIhJA^7Xpj)Hj4J{;}6JuMohwp?y#>*g;h-tICv1p*zIJ*%datz7553Xt9YJo0k1I&{B0%TYO2L?5Kan}u9&Dj50BHIKO0 zspz8l07TT;+FZj#{HK&&$K`9#%JpilAyzNuhb7Ems*1XX>IO<${P&no*uNuE3#=pr*d4`t(YB&nra3#jZ&|9vu!ujJpaK~{qbJ#*`^a~y+9(}o- z9Z!1G$E$DVB`(0<1kqb5FsGKW z!$UlF^dVeQ=36OaNxgb3`&mt|s4Fp6Ob|yV=|_Cy7%^n7#Oel3Lx6-TOUT5s zr;HL<_Qm4~dQ4CgeL&40yJGF~kiIuqsT*4PlJ%5Lbt1LVu&i%S(4= z@$KdV&jCt5xVyxdbFzBY|0~b1C1;H;)-Ljyet6nkhHcp^Yo(e@6Y&yz58!q6737oG zUl+9}@)^8_Opx2OBV6AHEnPi|rcgp`fw!PE3h1-uT^R5fd`Mj}qhc~&$az2o-AC(j zNuU~oH;oPvm9?v>{ne3XUE21YAi9j4A70MEq|o^!D)AjCNyeH6 zEkdHk0I&I*We=&1Hq@fDN~v~uO1sH5yqw#0ya$<2=Ck8*lryphA?J8A_&H{T7tV`0 znOQ>R)2=#Ah8|^~Z(AhGLp&s(Bt`anT^v-<=TDEI7V-wUJ@z}4^GgRy2dh_IdCa9| z?v>0kdU(lj46h69#G00&`6LXWs<0+5hM)t*fMK^W{<+-V=4xf!yb2*B2aG5a!+tNE)!nc9f|Me*B<;5Y9gcn%2X$X<+sbJQC!ssg)q zg@2$GffIp$W*Oq2vl0Tl-5GbWYbmVWu-hL^wneRXu6N>B!P^iJ{$BR>3;WFd0r0Yk~D_RHpd%Rt!IXdnUIax1P&i{%%GOG>6pW+iLfoF%<*IA|cV+OMuO`(7r5lxM2JQu&fYl8YRS1F50f*_LCkuWlg&VQ# z@DnbH^_)7SYt#(f4?2C174C9Uq8a!$$ay^5F}7b$>G7!@&pGRTmSRF`Gy{vlF%)m= zTB&ugKf_PUtV2Kzw;*ZZ4#?e1RpH&>T*HU~7HBRVyScZ*HH_j<-XK0R$^MJk9HuWv)azj{|z3xIWPbK diff --git a/example/university4_sky_masks/000027.png b/example/university4_sky_masks/000027.png deleted file mode 100644 index 75b0047d95fd0ef2b2d777253541d0341f59382a..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 3256 zcmdT{ZA=?S8V2JOJ0xL&fK742E?#g54q(y}IKDPZh%p3c((;u$kQiT4uPBi>Is$?V z_+lCxFJx_p&;$ogs?xLy0@+m+d?k=Ot+(r|3O^z>a7Tk=uP!>pC0bXtjfmLO zr#W%_ovz65e-oqgi;^B=e|mNO+u#3j0u#J(`;%kSRpt`$mNJPb@1M05$S1s)6saNu zx=}f-legRFGZ!>uEEk3B;|>~S-m2{M>CqKAa||FH;=3KORfn!x`2(JtRB=XO0=)eh zcT2kJsP+Z$TEW&!G}YU6lairhP3$o|$>ID{oH69(NB8^&;YBRACH% z%AuNl{u2$VwKTOat&@vEqJ0{8`!4E%0tO-t>LIH8wGy^Zfo0RfGJ12^DWb<$;)#qx zF*lz8r|u#$nMUqJl1siQ;$Vb(E@ThrdXF!#z*i<>H3{*nwf!q{OY33*WG*R`TbFG2 zO_PG=^fCpuCYc{|*atd!-FCtCS#9+=!0k(l1qI>UsCw)Es2D< zlTFYeWjXnwk2b#(;@R{`7&2cbvbP%G?SUosWB*28Cx>SH4%g~!D>+n39`#hThda%W zC8sRY?e4*Z?swo;QMYBuq4v&rsd}g5DmSF(?Ey%}m_ zzbki`%Zem!b^zyP2Cr)Tie+*0Z?0^uFpAoyCjF9hXt5;ZeC>3`_B0jdqo7Z}h+ zA(4TJx<7kN7133tmetzQyi$8j(096Do4{&VrNH ziVfon-tnCvwG2L<06*Bg$7z*&n!QG)z*Jy=0VdKXTaKXA{Q)d|mdI356;7LDiLG(j zj=JR2i9Ml7$lO|83UHZkpvhO`Qiy5GY*Uc^-2P~DgiDBOrfosAD3W-)pMEp+Gnf5- zdNiNnyGLV52DHbQfnD596~vo|X3xIHKCxfh9OCePqtahlx|{oC2DLW%zV_nd5_iJ9 z-Dw^8aX{=zo3d3*a(@VjZ@7ksx()Vuzy(66{N z>^+cnkX}+zHN9{VVqAe*sq5&5Xsdy!VOz){V~2mYv4F|~))aRTS=?PHLavrXErX1` z$)1ckG*&ZJwUEA{nM<4>hq5g4LJf@B7yT*jsx_N-#92Kj`KZ?(^e$EQBL*~8SQ*lY z4A+Dr(+c8IhaNSt5?u#5aKXvmYpNvP)*`f}H^-C4X^HC*TU8?dMRKF>c9Vv9w>M*F zgd5}xk)Z+1+`2eZu`gb*b*5K6Ct=%t9&R7Nr73}o(3*DLfktwV-_*@c6KYkaOJ^CAU&-TFIZHduK` z?4e}dy`e9t98+-DYoQS^N5RxE~&KUo5s`~eRX&X z&XxwAC->cTT4I>ZZYCvHpHr((3|vpXge?f;vzm9j7f}u@$pz`cZv;x%mVTu!+(>R9 zuJ+=SFmsuFsQ=IJb}TN_kbgsG$m9M$wgj74?ueE11j(pLQS=6wxW_8xiR zzqHj_l7I0&*;?1O=YO?8D_q1|A_XoLwoli)*j2|2JFV4jQ8Qg7(&sQ65`z7br* zJ4$p)CXF#hAo;}pKq)Y^Zk~V}hzt-Fq?4;vYi;4@=&(Mq)wU!u00Gdc*ZmW6gl|3C z;@ccIq*=S}VA|YQ^>%3c&At@^aIw#f@vpcuPRFAq_Av8T^2&u3c+~Hd(I?Hk2(arZ zP(1hBO?1~dpTyx#$7S9)sVn}bOF}@S96FVtEB1BC-Gi~<7%k?$iWI1>l6($i=HDha z6l2mdx~q@aU)hV&U3d6#(~{%knJP2?M&Mj>G(jo-Cz3Se{p6Q*>w;#l1tZHYgroEc z?BN9wy_vw2VV!uAp;i}84x|D#wHCyg`F66eKPVI!(jG|re%sYUKojikB@w8k*^*(hCA>$f}UVIea!%1`MP+$k;PkS?m8fmcZMYe0(IlP^_I4ITho{TPjJ zFK<-tWK{=bld2%g&d(}5nSc=H2l80@F*+KU6$eUuM-1n|3Vn~e8j12rp-%olx|sKD zWChAHF0mPmgM66&)LRATyCs24CdKhW08ENh<88AlPc{Y$4+<1A?>asJFcQ53zqxe? z!OVb^u3P-K++dT)Wxu=Q@s2hw2E11+V57eAsSU^TRpal?7J-uq82W*{qLBEbj63;X zA&`8$L#PXj1K;~RO=9q%Vj_PVZzs4P6 zZsb0@EAwu~F=LKv1)xeKs%K*|FCcf;41zfX3NTOs)_PC?V#?9YmH=_u>4ZN3XUQtv z-d||u^O&-VPTefU=hz-ebM)bIFqD_Clu{rr2?XN=RbfFhQd3*7 zBy1oIW`f7|vZxITYSV41LWpp>0hWYpv}Q7+ZHfA!O0BX)8jn<|q9D5xYZN!>ko{6^ z|Ap#)cu(h@_vXxb_uiTDA2t|M65mM_2m~o+Q}vGo0^wnSATCeL1A=mC!V7^wa>-m> z^!Pbl#@f zm5_J1{_$LcYl%Z*U4A?XGivR!1WZ9sou!-nQ!34q=5loj`-a?9Bn_8&+d#dDuJUKl z1^b_|hs{FhwOcvOeY&jfiNh3FI{hIyN4_jrUBUeF(;XN2V7*x?28(GmyurFqU_u}fc^`1coVijV6m0TecgTh4nN)Av zu$B!7f{DqT)?nJg(|qSg$-yRq*Y|=o?N~ZAbL71;U9jZ>eOIGvrI4M8sX+_fs$#Z; zlKuISWdN;Ve=6q1<2;;=0s~1<&^SY@M;xVC5p2)pJfxl--7X;QIjGtg9^@eF`gkvN zWb~1&#NLzTcbBEH62>Y<0U#T6iz2luddCJ1;NY~-2|^`8ZW!Lem(hN^i`FBIm=8xT98)pXS+da=*;zUrmk=wv>ZT6VRbd;N^=AW?+)LNA^qJ zBj1Jc!=EIt7)^jZ1JEB5qP||uONEk7MOwpu;ED~2UPT#+}LAF}mg!+0i^ z4kUD4Lwz&QK%(^`&#&eAlqHq*_O9n*pKKQft>S>slWqGIdh6Wym^~ws!n89R>~SV# z(YtJ32%PpO?%yDe=dr5iLJV1u{S>vZf81u8=e9|MF&rEv>^dBCK%}40uG57H|pLJ=ik} zmusx+nr<+gQLiZUl7MFa*W7Q(pN|g0ejK%F`SiKHY_^@QI2N?@Nt|uKZkI5a^5avReC4I<>1T(q z<0~3_2~$9M7QujJ2ah+nvbi+xP3}|jF*K(%Qt!uelV_QxO(18wSF<#-t+58mbX#&; z7uGz_0ez&qZbNSBlLYI;x(;POt!~AdDWnyxsmKjlws2l}L^iD3ATCp$&Gf?I<-A$B z-*Ya>uGgI;{szH)CbnXqw99~O=5xXRB&Vfrptq!SN|+pkRrKffLf$p-EjkuJ7VPEf zBM{ScfQy9tU%(Bv-YhrME(znCnGy90=*%4^`^DsSWxsNlyb0q*t{Yj<^h46f&laUP z`X|TqxkN%wBt>M*8HTUT9A9t1F^0O)yq<9JO1>eH_gXKEcLGis22umWz(|?T=cwOF zw9ArKj*}1UGGheBwWq@@WxUu_874UElIz#}I(Jn{`Btnt9Ps#nY(N z2~n9@ADpPDZa`AmkA&b{8R=7Y+GG4O2f?lArE(}ixAw;<>X${-q%V35r1Z+lhLcE# z2$P5IDl5-CL^hBHTP!{FjH#uqysFB;0UJ{QM%@q|_HjP}O862AJyTX%7DRND7NXpx zL$}W*l9|IWkz?NuM3bE|o?~5)>Zsz8sEW5mfl2wp-()ytk%G7Q)!GJxZ;HxFD!NNI z(R?vQtEdui&f(VWU5d#u=`5sMW1>a&j9ELeTRLeibj3~`7V7r+$@e3s zL5Od%u8zaR)po!?gJ-WV|JKQKRCm2@FUW}chEclda{X=<37TP5r2*B2e znrc&C9h*5MUL@OeYhOm2xnuAFC;CpvEyEWJyOTqWo|<_POT&0&J^REKJI;4r-sL)? zvgRZUr`iT@hL`Bi%J{VI?2Z*-$5Z(`n;8v8T5linjQoEW2zFRbWx1K?b&x~kU6CQ4% zO7bR_`7aL?h!%wOX$L))Po?{%uhWBgE=VdnyZE;=rP{W?inc=vgm|p%{(pSm0kQ7( cH*W-gx$(U6cO%m02Y+7Xnuh8HZW$)YD{{Ocu46N7F1x5ekR+m+5AH?Qjf*uAT^lFxox$A2a|o#22i3Qt>b%UBFDYL8x(1^Sv892z6uaaDAMp}dbFMEIf|9*v z(R}jSu--|bmyor_%?9JLhP06pb>)f;%{M%q)hex@RysPXNDBnhJcEXYuV<(CGhZOj z8;bi7xMmm@a`o=9n1`dheNg~9yvg0%1*t#Ko5nLaS!7$G%+oafoMHM$+u_e1Cf9(C^I#V zjae=VWg~R>n^^kib3!(|wF*eC>3CH~qn{3E6qv<+|Q55*)vR%Fh9WE6K6 z-XAaG3J>e}PVcI%)J9g`*|m?=-UfJC{S?!zxx~KFEC|_*N37~Rwm5bs(tdw+K4RN7ut0Y_V?m#5P&*VE;|d)w zF0@j|bIp0wsbDT%O+Pez)%APGEr8jb6Tk-Y&tL~4^@XeF%j)B*%D2bpQ+QKfH1J3} znsgjvba74mZ%7VGJvhQ+SdcDO^=20kJ!t$y{3dwr?3POV=2CL_UzgD9zmGa#+&Xqh z)7#KWCm0%FZC-r4%{hU;JLCNA*h9n9_2BoM6$?SyS|Z9lju}mFMv)`^V(W#Tw)o`M z1V~kqHd`VJkMnCi(SyfZ;=e+~h<)RXw!Lb_R?SMyA~svIiNUS?C)=(rPj=2Wn*2pU zsvj$6K1Mo;R%6){7pLYQdRA|?>0c}&mVWiBG44a&D4()I5hE>Nse z=p@_AsfCZ9tb3xqnz!%MC|ju%oD<$N3g)}(d$fCycUcZ{U?UG^1RU8fTa_}d{e7jD z#}_x-6&;89bDoM!ihQYA_MtD?461*9y0Btu%Lz!jGvc$Hg5bzDL~s2Lh`m7yEes4V z0g^lGIH0I-Gw$8|qUXL8sF$S%VlBK#Y&OP!CIf9Zy5;63qoB#A2Wea)azMyoZ`CxG zuCYGz>{kgESxq6EQ32zTJrv_k9*T`RZD@HitHGES(z-ijeaL2CCYGu7tF{DK5-Zx< zEZ4Nsd0)ATIQK-*kCxR((uCD~wbww53g>O8K+Ni}`SqGOCF0(9)KjzL;lP#;NI;01 zXQ=QPqk=7;GWygxOF%8g8^4?+jdO<(=`smB_RIf|0Co9i6~?npG#_#8wGEC`V9rFLRURi2!{yD5^*=rHF~BvpF}j^3JcY8H+He3A`-a{4o9x?SU!t5yzz zu8jR`Ho}tbIu*KdePco&ldMvtu}pagsO4-go#-BscZ4jb6eF@aHbcbU2hDQ!3x*Pz z{31MljPVSPePDSO4vZWbG>WT*Mxn6`wdrHxo#>(1Oc;N~xT5Vf`38JZwU8raCPy*~ zK!I^{45rbXFEY1b;pTD?NKnOH9q#BG^)}IfuSLef%?n4RL8{(@zB1tPd!7#bo@zx5 zWF6)vxlH6BdR3FggSU_eS>`6n^?|i^MQFF7yZHBm@MeH_9*~%`oY>mcXA$4(!A3co zXdvt*6ql!6L-&~Lfl|(r%3Zt=R{16TWkuRP-x#F&^Cxu ze~@JCsbvST^u+HFA-fi7c05+E2w1ftrU%n@LSXFCK!zVXhv(o!k%5g}&>CDtG+4h1 z(t{Gt&TLNir2+aVTJrkt+!OsnZ`-*bX z*weC;#|K|3uEfc4LT--431Vm3qQM}|D7 zD=)FyFY#M0lP7?m2NE^;Seix`^b^-k=} z&F+1$16b+hSV57{U;3VgGF{ss@yAK?5~_CDN4}Ja%t@j5h7muQ-pi*1eJEz{@^_dp zWm;957cT8rl~-ea{qQ!Z#pAv7b0M3n%~4wK8O7%m70wNkeqkY|40yH44R_07Y^Qf5 zOBb@C)|r;88+xhA(Z8LAG;cU9WKA?D+nuFpxaR{#83I(U~(}`=PD|^v)&lCkyea zulu*)e=R7qkdUQ+F2&e-a^W{ijgy*5+iW9rybxu|;{Vmq5R?V|1iajf6d!25BfK<< zp{MwwXXu-PTQHbRp|Fl714-D1>g2=pgf<@P7;s=v+!MHRX>*UwBSe1ErK1dA3tg zk;(rTqZ=;@`ubf_lD?VD$}exbjg&Gqv8Y#Pa<7WPY#y&trFlfAsa1g;>GYninKTYV zZ~DYQ!~-DFN=#|Pq&c(BxIEmQ7Nlop{h}aMLc<8=@I=)|OhBR&<|tlk7Ov@sLBVSo z<7n|lL*V3|kQ#ofwuDo+$0!VT)K%LIvgSSA03@%e#30382Pf^Riu(op*G!9}y#|u{ zqRo!!liO_FovX;`wQhA#3dg>M?3f9Q|4G6>>r1Xy+?UadqGDrDGaHJ0V(ihuN3Wvd zDF2MnL6f=GZ8A+oZ+cIYtrWM9ZW8Ax?jPovK8a3oKa*z|?e=Q3B{Ww~i^U00j1Y50 z;n7HKcOiXS_VEOEXb{6k0>o63xQE&>H zy-6CZ0$Q^mxgm-7CL5e|Hh^>zXJ>EN>2%8OmNz5Ax-xV5p+gicGekOR)xL2*I@A6G zo&1n{pL5SSInT*?&U=kYMRm${_Vz7XwxmdFP9R&hy!nGITi!UZ4FX$^q$WOq_z~#| zVcq#R);>w>kI3Fk_)+-9u9mM3{mEhc`?>QU4>w+Er0iOi_@UOPIo*7^x#M4N_^}To z&CSHnjIwmUWB$rgEn{02mQQ@i@a)SnIt!u7cY~(x0HkY_mR{Y_bp1B8Is! zr0jBGb5$$T+-&b4ZF^Kj6brLL_wuyzH|U$lVjnTE`0ht2hO08WT-tT9WrrWTL!29#WdYR_!C7e7iBPc6tAZ(% z`MD~QJa;|T-=KjWk~ODc(XBZmTcf%GH`hrm#nx+>=`A$10Mdx6c2*krHd3 zeCzKh3l?ZC%bwh9l5#&%M-U=YrxEp5A5j`V zL-&G8S+8VocskUsIa0UccyubVqkpb-%@I71?V)itC)$U!rHb3{1dICcE|UIrAAyEF8D(ku;8$?39gyddf~$veUV@@4(EB%EOc@$)f3%@VG%IY|iOOiZfU^uh|=Z z{Tz2*b3`7%L82%tqz$RA%oYG)A)Wa>Y@es3D?}OK8kTnSg z^H@D?7h8;<3;HH~UuHxsj^KVn8i&arL>Zph;@~9p7XK;Q?Ag2)yPkn!1KZgg0p)&b zE_LS~)Lc}rOwRfBIe0LS&^#IbqMXb(PZCBEKlc{h3tSsrHh=go&xzlGN?T88G_l=4-O7?+mN%_(J|b3M!QLC3}V5ClQ# z38zmbPWEH?Ay{CxeZ3`m2x;4cGEmO&qC1z6B>Nf5%Jpr`<+^A2QHgMDhwMFYD?^5I zf)j@GSk=m(BfSm-xSAjt{SIcW8%?JKPdi5IlA~3~=H-f^3MpfFk?_9uvLB*rvSYS+YMJXn9;h^03~{@^NVgQsh(7 zlXD7VvA~&~>)!@j!1V8)4r}264lS82X*q-qD;8{xb_?4J`c9Ub4F8 zXmjKw&?XCx{wyLyb}>PsPPOpN`En9e>xk7&q_mh=eFJ&rBUZ0UUwkH#U#dl|$ilGI z1&(tBy{96}3>mT7guEJ5F6?r=%);ll3VQRR&uUt>3wjR-1R9{T6`AP5y?q4&!$}dX0)D}x`m_UeGaSV z0L#xj3}C0YgC?*)`Zr3^8M05&E;fyn&~V^~V*|Q73Z076)#Rl`CA3IR9xv+2W%Z;@ zhq)c2An!SsWzlz&@0jrHZ_$JN$r0tVlIY1YAU;uos5~>cwhN~nzC!#_Q-ti-V;S*X z(1bG6xr1zTqvKoDhDlPoYQ4IwShrpQ&&@pPh~DA7s=_H`YfT>PGt!w>DuKvyY7w){27xl z#47|g#HI;E+`;3r;P3sRuh2&023-AVmLYb3V}gIX;Iehn(OSiWY%(68j7$NXXkxW6`eU6+ zr;5|2EfFQ571F?<&CpN>&n#7I&IG}jqqVxwr=~iger;R>kGC-|NFHjTV=-hzTkyVH zlPu`vM*F`B;eH;^>;=W!WzFPJ23ktw8mtPWw7|c+U=m1yRB5)khCr>`ANZWx}Kn4$^Ft@Zr}@nFRTTE9sWn2s}M#Ib*J zC*ip%KpcjgmencEGZTgxEoFC2fX5i_I02)=wduhm@@ld^O~!>Wq1{ZJ&X4L5oa*e^ z(#^&4iLiv0!Hlk}j#e4U0I4_8e5fqE zC|i^T`_~+o&)CU`AiqOpEZi{a08g>-Y=?Ub`sL`=XPYN^-_Hnx)K*D6f7 zp`7d%%G-XYXOKgL2KH4P$E9nON`8Dqf4WP#aMjr=1ae>f!spJHLEF4T>r*e3I$q8$ z#vOQQYy>Q`5@E`cxNbULeq8PjWS|VQwT~0M6H={F%1WVpIbFO4O^co(AOst4`P`bw z8S|JmoAVqUiG2li7N-dV7-yNS*<6JQUWhxP(qXLJDOto1YiPqPdC_S~ zxk11U7i&%~Y_lpS)j6to|Cg)JCitkxMN+RDT=roiAs> u#xKa@2T}bW;N5G*jVtPZiSYj^^y;nXPDD{P^vl=pQ&NfI#H8rw{r?7vEnEHo diff --git a/example/university4_sky_masks/000031.png b/example/university4_sky_masks/000031.png deleted file mode 100644 index 64c5337801c17ce08a82144e6fd025d5e2e5c982..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 2825 zcmc&$ZA=^I9XHez6Po0(Yp@G}^Sg#!z-A>NJH;3r3^ZnK%8OeH!I&^LG|a99W>^Fo z6Kpt$U*gaP$5g5`RzZvGPQwTXn&f<((*!DYT|h-ie3zAilZ{v(QP01WnZS> zr|0+o>$%_m^&a~#w3UYsy>N&^p&YK#RJ=x^BtA=_BnW9FK~Vt7_bHS^UshF=y>3qU z?q-7OFSO@B{~X^NUj2R2?uWnq@X?_qHYRg<8FOgZCAP+fHtQw$Tf|i$FftYr_e(Ku zK=WY41D{;2c~HH?cTA3WLcCSi#dYUr(VoIQ&P*fvaU-j5`6!OI*Y66D|kh~ z9pWv#0Upl~>%zTAq3nSmnYbp2zF3k@qi&DmZx3!Zh066j;tI5bYMaWnuy0d4u-WY8 zw9Z1J_R#I1bvCLzU|*5oKgb@)d_E#6U>{P391Opx#pAVkHp{XYiO_UMQ|*yN{+{!+ zpV#8a8Xem#+kF-J8V4UZNM=4wZW2qOnMiX;Fs-jV&+Ep&(Z|>{m`RN)N|>b4@5;3K zr3Pk0+O6WV61<`lKPf9R@r>Z8`BXZQU>`m^0DlcV!7FC*F+5dYyTu=ml!eN{>}!Nt z<>jsDd2>USvRLFgTxyc|JVYJ+G3sAOGb0V8_R1J)FBSl`w}LN~q=|cZPe<0>i?(N; zinI}~Z^(Gg#4REfI2Y~5Htam)iS)cy3y)iBP+^g&(l|aFeah+q^P|cok%1xZtwnpn z;(&eHusJjjiS0DvmYuJ#Wh5HmMpSEB zaNKvvtMb;!DO5{I_h>(LLdX=>^QUR zr^$9%swN#6@_>yOIMge6`uadDNrTqXINj7Jo1Nn@U!K(qU@7)K&=;sKiabu_>%zAj zi<)r(0K#9%mQHr-+bv4)2Llu2XV4r5W@>rA66N~5ggTIMhP14@QmLB2$Pg*Sz+Af* z=h`z=S?)T^$vhxa2dh;5N)V`BjUO3oq!}xUh?E6or@g(zP?tk3u@-aX1ZSb* zCwePC9r>zosjO&FndLlX(d4CN>XI~I%ax|wy=O5wse+35I-}(#`#Q>PM(^_{MwV~J z({${Djbj0C2rKH`d?EiUc@G?>kNG* zS@=4y45xFbCIBq`8OL|kSgr~QgP?=fQ}n{GL@^Edcq6!xq1KL@NZo` zf)4(SS&Q6=IMn&PInUZ<*{4wW0*$B9HkGTs)57c~mgD?z~>?_?Dl{nV=Q;d`3CFE8=vllM3*u zV#m9#HBv;Defegvv^R~F`BaJKD#ycvUUx`rV3_K`WTJt!BXV>`heBilRYeiu5qyl& z+Y)elnP4AjJkA3;XyhUq@_K-MROnD=p_vJ$L43B6t=VNG-)X!&SY_jxv|iV#kgzLh zd%^Kpv{u%C$>z2_PVyYR`WgcWxr^YLiTfrdEpAN@4g0 zETE2xzDZQFmj{)bmn^yIf$Hd5p>Mp?wF6h{JE3G@vaurFSe$mY<5NMaMDLXW zDqAIQA8zL(V!DP#{0eV`=A1xO8u7DQ+7v%8p=0Nu6=A;K;#BUITH`_;e2dj00FKsl z>n+2QXj!Bg`W~=V3i_l=<+c^UBzzpCFGH^rph8eZw@x!i@yU6Wx*@fV$SHgvq4{L^UM0BI(V2GWn#)^`-zQI zAi5^os;MW`$Ta_Da4-uVj3v>C4)%^oW1J+Em#V0Z!BFsDmf>i+(!tfD0bNVqo@} zfJy@+ld~tmQX;}`17q5dCP#A4Dg-)sToQdr2UFUfI{>zkB7NDQkn6(cDI$i0NH22Q zweG&idd$A8jg|-OL^k$kHr9r)kgphe3vB+i3cAc{BXLw~BTgV6xz$itLAEy}M%tld zE-c>uw3s88HcPX~Zn^@XY`;^DHbV{2FlVN?eZWhu!J$~#95#dGoQKl-0KWOT?G>EbD$j_BC$?b_gkVKhZbcH2*S@18mnq zV%E`9H1cP`CB0WfU2yO{;;;B8tcHT@>!kN<$VK;2IA|pv;obwz>rKO6KrS*=U^-m| zojV93gO0t8+;$fO`lc_;W_n-1W)xr_pj^ZQiMRl1d*WcVv_k&{isClQ1n~$W-a;0&v$RYBFk!J`<5{AAcnRY8l=>;Z{>bCmcol8f9R z>$f~jmAn&oCKU36H*S?$Tk)yt H%zOU?%!K*K diff --git a/example/university4_sky_masks/000032.png b/example/university4_sky_masks/000032.png deleted file mode 100644 index 7f4bf11efa297b25dfb051f7c5c0f979c1d76253..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 3500 zcmb7HZ%`9ynva<%L88+nLkI^B>DWnDiApEC5Ee#4hd&8qVD4POEYZPEi(91wlUQ{? znGqNQCM1KMWKg3Ks&1>s53{=NKbqK#i?SKT4z$V zDq(0w1IO3gi7(NBIl>^L^dBJpR=PvgX)J*!4XW{6tc0{$h^q@Y?3-3h;mT*^vRAj2 z$KF`>+)8JMG<>ddfk=PCRgQ38VlbLlpKPGQ%l)t3?GaL)x7WfB7@Xp~4uutI^$l)k zI8?d#u)7^`)XAlMN0pq&$m>vb8=hvUlTRqDe!LM|4q9F0z)w74WkHXtu>m_)nzmQSPR@B2j z@@^Ve3cYNOR@Eo=1s5Q6`w)K+Vy_C0F z6z+{sdy0G?W6J@ne7JhZd z8Cs}tBv#0%gLxpNDU_u^nTtR7pCzR77dU)2QKm}l-RdXA@>01fIkZ%~n$>-Rd2pRE zyGU!aY!)WDx-;_U{a@%#ktt|sa+<7&mfi0yk(iRVwdBXlJ)V8azsQ)KQr(P4XN~QH zTbTP~%6PCeW7oui4%G&;84+L>PDA?ip$Zoy3{x3f<#f*px=u(OOa6vGUKm#sVzo0} zw*{qHDeSP=lb7_87tzpgI{gjz+ll^@+N1E~2_fv`!84v-3$C1Edt9oSbY1FJ`i_YM zGg7Vh77%fdlixwO0s@x64F>fR?5M<Z-#$5! z@hx#a-P5aKuSQ~$iR#0wrC_I1*(_Ek!v-mQlmA1|RwEs+i(haC5pbEq!D;m!&KRM; zG1Rgaw)|+ugzyLPyT=8-hC=T%m-Qi^fW4~W&v+z1d_W&0q))hG%(?FK)uRIbctc#; zp*l)iwchLrAy+MQlO+;bQRIC;Im6vE+;_V?4|GT2I*?}ovu=z8&%uzS;~-h=fRDJ( zr&loH$^A6hFhUMUKr!p*1)%7j}ebZzn{|9J7NEo{!vGuIs;B|WN1fy~D zRtH9cdG9QN5)q2Ly-|qnBP-;M{37ow;7<)_Iuy`N4w(`2(ZFp?ZtzI#%HcF}59~AC z7tjYc7MBza!O8Y3C7GCp3%AGhfyJE@%5bc_fEt$pOgJt?G81#W_xz1cb-0(phWZ=h zhqf$TQE>djdn=n0rh0ga#cJ7ZQX{4zVfS@L=lIyu2wwTVGIX6j=J=)7rzVUxTCsY- z>P8@4w?17+`leOXE^F-32|5oAon?O~nx9rTvi%F%0vZ9GA%BRh*ydRgfQJq27|1lk zkgphv=V7i|`6ag|xCae|^uM&mKC*)3%I0Tv4vyeG7JfGo)C8>>0s9k?@q);p?@cR- z?c*T9JySyJk&HaP9P*Jq1KZ;spWDo&FQBf=BkYh3$;DI-)#>y3uXj$seXV2#0B)z6 zG)GJ&aN>Dj59+$Lz^2ZaRB&h--!4QtRDDN66(umEAc7XQKk+PZJP8Aq^*k981g#|y zdo|G-I^GqbembM|9h#^aseomGrON^uJNhWZrbk?q|KRYkir7bY8mJ zV_`ArIJtR-kRG8meTU+`3xLtBVXpqq~Jp5B#U|`{v#)|1RQH;JD~HdMO)z?Y2=~n{TBr@eE>9!<3hL!hkvBo*v|e zcJ-kmVN#6;&8}M`Z24&H5%=4iuM^+Wnr5xHHDK0owIi0%UPI2nc&GD-)R`BK{ktqh zjx^xPMIy(SXiH5zG1G(Jk!rrzhz=M`qsq2mMN^K?!Q*$kOhak#KupgID|3Ul`Q9FM zqXq{P&EsG;V-}~_*RFw41HME4_bR6=;?`g-2x$OYIo%`taIY;5Mh0lTAWUI=LYgbU zJikZxmesQ5Ep7`Y-y2^#(5(-=kA@n-Wj?UCahh7Ly32KVZ)|DbjAzj1^Db8dg#E<- zDgb7auXr;Or}TS#?Mft8-6EiGaf*T1lF}N(Mkz~6ZzMJ+`xfy5w7<^$fzu4cm(*6O z8ep8fsHWZ#)AQ|9ggC9ptLr8*COmn32QNNgw$aFFcmz~M70dIl21#=lRCOljDrCwT z0%1+36$Pf8utVS!Um?U*%{e_b>QI;pWPLAJCun`aDny9qFT_#VyvnW@ucm^4+aY|Z zNz?Z#ADo4E6D`&Um?$(Qpg0jarY_mR6+edjNpw9+_reDmDf` zi+|1wp4au+NkEAv{!KPe)`H~vS0JuFIR_S_0`S>*44V4_*MqLzisGVT^^vUk$4pIp z>_Re#u0^7R=%wmz*8D7UEF^Rf-g)6=4hs^|HA zCqsp@cS@}Yx(#(On_qB7QD@~T-KE?j@5&Wm?TDfQ-^@z(C(hA>vP=C@d|T=~)HkfS zD|^_p>{~fY=fzv$Nzy7Rt&}pmR@+Ex*8&cZ>{$G{{0?bd)**eRip96W{TKPD%Lf|S zI#}6!Ra)=LUpS;xS+QZVd|&bT%}DIzpDb4t}pv~o3>B!(QQ$OLWTdF0w=AaC20EU zi=bIlYW#2~P*Fnjb%B%}{P^ckQf~Neb5MY9{-g8ATMDGwm7rNeh$VCH*j7HHfpAs) zb6FC8EU+)_@h&pfNNRj6TRa@9aEgWTvE2B7a#1Nc<~*reu5TKt}&vnDzgKSH=W5F1oCQBzC>l k4yfB`&JDr;R>vFOU;l>PxXRz5fBPF|uBa^^#hSkSFW~Ln;Q#;t diff --git a/example/university4_sky_masks/000033.png b/example/university4_sky_masks/000033.png deleted file mode 100644 index bfc828f920b21d9d2fff174e0d15908af68048d7..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 3740 zcmZ`+eNa{5ubxd~0-8~thrVg|p4H4=03D%L=v0=^Pz*>QXm>}i( z@Izd=SqzuO*_;EsIIPJzvd4X<^@TunEaQ&5XYwH003+N=_IoUQ_Jnh=MYEh%JhYa+ zi5@>A6N4&r51eCb>BaC`vLmFH{!bvYY*A&Lw?P-bGk3(73Pr(! zZ(XM9!ER#YM1evUhdBq>~FkNRk$QLX=AcCEQ@aRe;AM*RiJRKQ8>6!Y}cTJD-5kwc|KMn3%7#qVY^u zrS<#9Zd@D?B?%3(XC~OQ@m}^BiqmI1a;QQQ>f(Hx6&e(0L!oCuYyB?hSa$g-$v)KbXgIFk`i$eW8nl&>NN#orWk(hjICemA7V`9l>))i37t=jGiiM zu(%f=;pw0N@(EsG-vnR;n=J&}KxJ0fiPv-8~Cep4yB+R{NxT|W z7YI8Q?)ug%2s2i}w`aag-AsV}TcBdKx3czr{IJFSI@?&?wxEaV2FYIS&9N&(Ou_Sq z_na2|8&XIQz%PBMTRFp1&Z6aR!$a)CzzGQ@#}44q6(Wn}%@vGc)xEiXRI&AWhes(S z3-euO7nHADlhWKu>VmaC>uee&du45b^ihIBtR&9nZ}g-O?4-H%uvU%#mKB@TA4T_w zfqH!p!c5@C*ybbGd}%w}5Qg5^NF?O?Zv>UnW3pxIi7e`$+|7n2rb+cI>#O9tVe$gb z07nQGR0;}50C(C@^Zw#J5Q*1S&s4{X2$LrV>k;?LB#)z|+qfn)3*dSBSo#Y%gUN3# zGdL~oAElwLo6_U5P|=t`mq>iqnS&b1uTzg_EDqqixP_y8#C2E63A{j>uW^r(YdoDht~yErnNrU5jf%btxjcE!?kgd zYqf0uv(K_n|27Ylh6GP|3hehlD4RQ~yJn@uXob7A8s$#ESE419xogCngIY;q#*tNitDg$&pA_nWt8P;5nx{qoOKhMO= zxo=!X8LiI)D}p9GntV9H4&z^hQ=DzCB>!Pf=`$A}dd#IFu2Q$0)=KRt{$2&|xoWMc z8_#0-ae1@`4jDSva$_-n~bs zFAlWy7@T9E%F(586|@xlJTP%Sj0L*EiGAufh>inW3}u(z&1JjQ13bdKFRNEhLS zn;ftkT<;X~i7R*UX3IB%5=nmMzBbQ!t@@;2>(s1x7q=DCpQrK{Z{n<0=#Ja4&_Xr@ z87DJBRiRl55NGk(Pw)bRbCjpkluM{YWrFggkK|(MbrmVSZhPUL3@?!^s*MpkMZ&vm^CINcH)|B;qX* zS9-XFK8h_#v}$|iN$F-Qxf*U)&F~2Ere5(PtP+V2R2`=7T7Ni2e#qlF4k~9pF}pr1 zwP((B5%STUq7P2Zfr5c>sdsQ|bEoBd?M?OIiTBfx9FUE@(r8KDCB@7qqUd+5UFcDH0iZZAT4F z-PYz&uv&g+@Xc&(UV-+5oeJbv@XR%KGx=+4^Fh%svD2xHq`wE%ILK8k7UC=Vsu0O^ zqs_4xL*MBEcdL9$lsTf`5@!UY+IobeM)<68rNCs8jh8=xsT!i{PlY&#XhhbAKhMAEA}3~ zDyT#f;BnA2q-fO%I@mjrNYrb}Q>jkv%`LgY+n&u&EFRwp9Dc{ABBoM6es3*|ppP_m zCzq#Fm*LouP9|c5dzc7U;3x-|(sa}yT}dv_NG(qly5s_pA96vA$g~5MKyrEdwT1Th z;TLdT5EiY67-!%-Ci!6u2!?1M(M97zyQTR8Adz^}n=m;d6wSepy4cnuLY~NaqKM?i z*$&c6gJU3jfru1QYMqmW(xex$KakD1wPXOE5jqaWVN3alObnzzb=S@0htuSAENP0z zmSV7mB4CeV<~aQNHs~0HSjCn$Vc=_NXy_Ce5CqQ@@F4pLqla-e~_mE0xh~$lK`yR zGqBZwRRx0nlYP#IZjep&Sk}di&#iAzay1R`-i{OOK0aNj9dCXLO_}CxOTUNDbFL!Q zedN#Jn1FQx*aBE>Ip~rGuu5291BX7PRX4KxxOCy*N85`kwcyENyq+fW^f$KQBknKR zePQ&w?!oQpce?b)9qf7uMYt!~ec^PjE-Bio7Bi;9X{j!A=(hFy!RDg2ngJ&!Z)9(s zqAJ{v` zf1)_Rt$a8(D4T>rU4R-7G`YlpdJm2b3~`CCldCC!dg6kGcRELu4)dJ{*z zNyN#Ak&!P^hy;>IHy~8j%?V6_wRIi*V?=k{4swhiRk0RpThX$pATqLZZ=Bt`{rf6a z>9?QX`}EuI`##U_`MqscDoSFb*im6&VX@NEVmK`9XW?OCA8{jrA?z2lh=*Zebe6Oj zQvdr$%YWEx_&zM`<9~klW83P_T3!G4__G}_b#%Zam&M31XlvD@`L$9f6n}QeeiN{q$@ru4tY-Pjf%M^x%_nT!^vrI&xN zi-g{rueRn|UQmB<#|;kbqbC7h%U+Dt$qQVkA7bZ-%mr`~!3=JKPYFl15LXt>_SB1f zhKeW`*Q=as89JzM`1z&9Xd5JMNJ;}Q_L8Ah51LYs4nuuMVo=&y_dNp2A0Rbl=ngR{ zP^e=p3+Vxj3z@%1X*FcZUlr3mWJ(h=Pe6230Kis}p)9jB zUiPS(s1m>TE?N_UzlQti-h>ies_X(v1Auccx|R9nIh7Jeed3<^w3;gJWcgD%*Gl7S z7;m2QK?G}aM z*-x__7s=-aO{!(z9sU?E@EIw)OMQNBy>D+-4dI9jd@M3apB2Y%ab85mua#o=&6T?H z7&LpI(#Wdn!=PVWVEdr_E97*cdleb?)Vwvdktymv9Qs1~><6&7!7t#qQRt2)n{nz> zZ(?$Kq3;TtxSTVinu9CSb>oh1MD3}3YyDn!xNihR)7sA9Blx6sicg+3_sZ&31a2v) zyf4t*CRNJjfme)MeqI(1^I(heG?iZJ`(zF}VAcl0(_BBH*(Q+Jz13Uau? zenYOQk}0mQ4tPjK8D)0;RgPw#pw9XntB4y>62IYWmoJ~w{|jDWb)H{$O*q1}b>`#; zYkhhRu2TM(K2LQ73~bPC275EjCU?nfhV=rE@&GM~p%t66(f9wMmwf1GQ65P6$;N-P z0m4B7oo>J?OuIN^>2El;W_JGr7MUPBJ*2#~S(h3I7^A*2FqE@zAQJQ~oP&SdLH!s4 zsFbV`=zZtxHg<+sS;1qXiMm@X^2aDj{n8I@6~&>n0}nt#bz9te1h2%u*`$M%4?#vN zw)vog1E%Ep3AaamU*KhQOcj+;#TTd-$T%_%6I+@eJ*dUg5-DDju8kE6r+*?`h}y{N zT-$H!3Ox&I=+;DvtWq;{+S-%D1vznc!~+wKYZcU4m!fr6vFx778sojW#cpPH=yUOL zbC(5j&j{w(IlMPa=F?GO20qlj-d@{WMh!b&#WyoKoqNBV*l+HKE7F2YZBYZmI8`+2 z7l=$=OCIyhm$PR93H(WVy77@Z$>(@QYZl34ksASp$nshp8Wv3p*X_rqd#dW;zvDK< ztsQ6kPV$B6LTu>LRi9%Y4b7HtxJ)P8=Q#R_H&I7x_9n`0r~D~nBRPMS`xHLMHA#$x z<&PL#MaTtQy4C-i?^u2qWXn8NEXa9PWtQRaE7 z(~tq}5Zf1Pn>~BvWtFmGXON>+=XokG`!vf0#?=nq^EEzGh)nw}Yst*K;BVmr^iy5n zy~fPn0+L8<*70rAvv$h_Zu;>-j~~od%;$>C_9^}t#_|j1(adi4Nj@O--7^86KN2(Y5X6dz8)z$2_7GrU$m$+8Ek~_-K&eNv>DS%OWfT!4aGo z)vAYJPfcJu=O{nWO%LJE3mq1OJ(NG+nE_pXqI1-=f`b zj}lqjvxR2J=~1Qy9Dzp8(eyw!n^5H6B9n;8S%uvS#Ri7y##xQsR2LgiaE@jKy7fCi z)YbX00APAdqAiclv9;zV80pNDd~IcH;Jls_+CYo+88(loBZMP+F^CshONVwSv`Awk zm)oaO$OdF6Tsx>B9EQ{r{5Xntks9pDd8H0qXA@OH4SWbuzm4QrdUE2>Oo>fpo}Pua z5rqx3o0hz;2}}rxj*lqEIXbRH_f-!AXH~uQYXl&EBpgu`C!Fb=0<|;3OY5LJQ?t-A zl;NCJfYLX~%8}@bUaGg|tfHK1{wg~{6e(s1hvkSG8CRUsSgh<05W*(?5xg0Jqj5JV zv7%KplWSAOf;8>%r!Z7bta-2r|AE-d;fkWDZLTqk>M`x+tm@$SJOT@O11AvpCYGFF zOkG83PW>)?1W`ZqDdKHz$qkw}~in(ie9;a<9PDyzwxkl{`2pj%iX znKIb|ofdfM=y55UXw+Dt$FvA!;#^>s8VQsF`8{(EMGgOYiMs*q0%>q-VQ}u@hRTrqEctwH(*rnTjr!zmd9* z&ApXv6EC|6SDayrFX8YpFAx@8j-#er%it3o{1BqA6Z* zfLtnYH3 zqE&gq;np7i5MYDSgbmt__=FrvlE{`d~Mk?o2r+?a7ZsX`N} z;aVUsDok}iDakgz{9q$R9_6Os&xL%$`axW(e9ae`0rk(SVhc}8$}CE}plh+T98o3_ zIQ!iCSz!k904wNNES)ptCLIF&uxk*$=}`3+bWLU6BU8vj#Wq8@ZSg%$Hc|$b=pyKG z98szuC)|6xV^Q8fbIwAxLQo1Jbmb&`Djgm&Sf;PKW+0O1eU~?o2p=l+DK^fLORvvq zO6_v9w53sr)mccG6iB?Ei$RBIAtqJ!US^=#SgT`qb~c(F?)|&~1iP~LZAY#NYI#zj zys7Lx$#6`Ys{%G%lmQ*QAxu{}$&AvCYb=s?5v4z;p1VEOhFRF> zDxGd8v!l?&QzGlG;0o-4f%PCf&?uw!h_?a79H`&;y~Cph0zZe#!D`yU0sajEgd7YUft#>d87&-s-nCw?1?tcamLn4| z;zBy2)((5BBR)V?9(7uvcn(n>NXipgjTV*filr;pq(||mOd#wPegSrj29VZp&OP-g z`J!}VZ11pp!qGG^Q}mJ)bhE{McrD21=nsH%Vsxew9Dk}&#vy(;%Anr4&(sJ&ImTWy zN&grRRX(KPo4B>T4zPUX=EIT2Gen71ejX>B$;ikWIiNMT7m2^r{3#a7_s;G zE9D!%TT2cuBh?+XK!4*4IN<+~v8U=K5JLqZaucFO7S%IQwIe*06`8^Bfs%EAGhwA+ z(d=dun5PERkiR2`0>vAHKx{~uc}%CqYS%a62a?DuYJvahC$hV;7)pJCnsjfM#>mJ6 z@_1(|rczT~uI)1P>-8$U*}!%+4K$Wf%f8WSz-QBAnaK)zJ1Nc}rH#h_LI-b;_JA+StY9tu-2k~1;M*ShY9J|%M_*=NQ9K9)R z*^SScu{|A&eUZUN_%%;grF_i^o*x{GqNZI>lvuMtpB-{rj1Jv5#84^N+jjj)A+Io= znsYsAXxJO={`rmvHO<0 zQGwE;y^|bp&NbE!&&A?NOu2V*M{pRRd)$qU~^!`-jOnAs*+q|3*A50bQAfx1?ip+0uMhkADgDgzus&(Qq4=)8u^@i+=?~nxf@Q5p{{s-0)$$ zpJoJqiQE8+r1y1~o~0fBTWhPQx>+~^3U>a5o}6$UKMq~F0dLt!R(X`YuRHZD)k8wo zGE+%?R@{)75gPeUQgi51k`(QI_YoeEBoAHggs}g;lrTtMHM;UK+?Iw(1^%TH*Y*l! z$HK^5n>7ELgX^j3P43X|1qXX|sF4E>+FSigcU;@cKQtoT+vS*j0iSD=<#&@%48

kaNng8MF4!zNv$Bx(c5&adJ_hKZZwA`rlyV{nM zO!`O)GY;oP$9Keufo7YoPh^;pmeSmIhlc*(^=_g5d2O^y4J=Z(RBJ#(#ZksXX`ym( z0eQ*eHkpbrc9;4=cZ^YI)EP#M!^xjU$!?HRXlb2Fpv)19=u>4oSzvpkSd1W7`_p zd4JJ%I;(w@iRZMwVO=rbcA%MMVwGooj!VVz3!J_ByJD{>R35C240BM! zj9ptG>$iCLP0DS-#2DkDI;~M@d9L3`^4J@r_*e!%YcpjYoOT*UXtHO$5?c0h?p&`u zh)anG?KiX52yRo72J8Z?y)nje%i*#yA!TmOW`||fr8mlrx{**%6YMt=VCp=xY6?eD3Py8?r2dQ9}C^R)}zNLOQ)tE(&;gx<%ViI5p z@i@3EXleD2jcHJuILLfmftd#rHoBIo>g=t2HC2a7ETYhQsW*B2a2 z=q0uq%FuDZx*25M>|7qm{MobHh`8jVaz;iDP9VIN>_V6>C81%?e)q!l?C63dQ02PD z<}tg;gyR^rtA58e#l!=*>kAfuS$PTXH@NU1j!6j(ClV9Rwq*qtJ6<&cerF&CIFC92E7MCRtX^sSj4W6mE)BV> z*0)#A>DcFsYNDwx$Y_Um3zSav&{{vqIbYJuvQ=FIwPNCYx;G`+2&DSZeX{kjhr5|7 zyxfQ|$qy$STBk&psp*^;3jLvdpj4rI1>D~>s+oLH7b1+qs9_{jZ8;?VVrKatvS{aw z(8LN)09H5)8Y@@4>X4R(wz`#Ar}K04a12vqI4Uyy1e4ot^oBCrdh5!5zf17YZq(7o zxaZN)N~ThKIM&vaUlJnPCP@0Qt|695mgOce#oL0cz1)Sjz^%NnQes5tk}Uc#LTg43 zfp}I93>@UXO2uBw-~UNUBpeqn2s1BY|07qucm9P9lJ=RM#0M49Wf)saiQ!pGSL zY~P5pESZWPZ!C-qml{y(#E^O5!GvQWiaJ0J+P{bf1&-Tk$CE?Pv9krE2$SH*+~0&KOw?23P|d~NzFM*%f%8MFft;j0s5+j0c|2yQPEg@1hT*mKa246Nnh z9lOyzlNz>z$vA$FvY5$dL;};{CpyKu4eg~=y~E}F+3dJznCS+rCW^=G5QHrgLmy3H zepEsHY9M^wofEny$HkVZ@3Pr@gRDoocLV$vm=84&2Wccn0utM%Wz7YB4X?m1FS%Tj zl|QP*HifU+KSvd*IAAfQvKrnC^<9huXAX15tNOtl8c%Cp)5uNQG9|vpm5}|*C&jT; zHd&Bg!_J|2il>|rre~Qjpg9YB8)H|%Z zQ7QqL>s%qmv95?jMz{R+23Tx2W?35emoWZm{aLMF<3~J~vw2L4yt!kF1)-$heyU|! z>(>TC_;f43{T9A_1@Grzx#$rCdTC2mQFEe5lB`t_z6Y?NyDO_7cI(a#!y0#c*r4^; zvZKMA0hPd@;%k@U0ixabP>S89zA!Db+!Ei@rD7&|Kfcn^t&7Z}k$68c zE)9ZOLW&_TLb^KQ=ss7d2d`wG*7uPWfcd7eN{2|2ZxAOXq^i$7Xg4CVW>!;s|MVdL zQC58xoy#3jLzB*Hu^4-NTGMao=ZADdv9dY4tU0EO-~Q&SR9H#dAmXh#$pdu;)D|Z` z#T3Jw$RjErRCL5)5Cn?aPc;0dNMxz|BbYNch}}0z$ED@tb{I`kxn^GGA5>RECgEpM zC?8&L5m%8b%%WZQhSqmxn^mP&yMag$gk@(D8Y=!*caU{jzb)tin63ppt7>G*32T1!SlQOcs(l2|xzFidsvlOswaK~?dQ}&uG zVUj9{%2X_aNMHsZe^so071SUSc#chmhhOXbHCc3x5|;O&bePZI^lZqoC~M3sqCAm7 z3(wPljwA83Z0^(g!3b3pylGmVJYdi^!PPR`rdjY zG$t8!8zp3fqh12*LSfA&zG6teSqV#xgxn3~k`AdmT9N`A0k6c9;3eW1$`!J=i6lS< zkynEpLGznqa!fHekiiYhQkhmDi!|vGTa2-$u1s;4-;@-_(U5(865&H^NRF%qUlDx{ z_t^m9Qr7%kSewQ5DZ@h zYY8PGq%{@?JfXL==KYWMQ}BW!ClW4V!g`7a62l#Kmsw>|K8@WNj*>Me5;vo*+3fLI ztD~M24z+L;?C~k#5_3iZ=6mdBN34YObq9BaT{>jF@-E|jOrF?;oh;$Q>s7g(zAhk- z_z?x7C}zA;Vq^m~DbRFe3QURhS*qORdSxU$mF+jm??=Fai{d3l6bt3TSd+MIDq{&- z+)8UNOtGvzu4~YTXwZCv2<*Q+U0cJmCIXv5t3bA@RmWC4GnW`QTo+fBv^3^pS7zU( zzz#rvgMgBNJa-qD`sLf79(z0n?eiE#ZUUHpuB!XV?zQx{X^YW3|1{WBI@`;k})K6H4&LGRyiai!HvCEBf)5*kX^o zImY_?cGY_Y891S?G52p#g8ebrq7~&qU&-@gFwYxG_d8dGAII5>W6zWf4n8D_$iSP; zrgZAeZV4d4e1JxT@?+16B26)1-bcHZ3`C&GqI&Ij?KzPopm?^~A3I@wMp9=|U;`M3 zEtVP3jWRf)7y=b_W~apCs{r%O^z|jf*lHg4Q#2wMSpsd>c2r}~bB@41ZsAt+$Tf&@YLA`hY zyLJKW?o$fiZ*5uWU3*@X)Rn<|So0qOrV=ZcrXx|;KLO)yr@i8`ha5^^%)|AzF@=iiq z_9jMmSB+(W|5W>~#$oIn?l=eHK%j-g6chR)pREEUo)X7$dE)xDmk{FlzH#STStq*n z)kjnLoQYXYIx#Pm)ntYO6Qhv2Vz~rH<ek+_(lhRVd?q!aQb&|H!>0Pcvx8L29@beUk)8 z?``;vz_~go{0sTNF~!^ucr-OBrfL_ia)b~qFki^?i8Np*Yp~HZ?l;10EqV%F=zWQv zuV9A1mPa}EjQs7tDX_!qJ%mDn_Wl`?t?s~)-$(=Z64?rI3RL;)u*Iv8%wZ=FLi6Bvhs*kTR&h)tb2fQ_q;?I8mK z>c3rkdO^Ldis}aQhhT8WXU`U4ffn`U*?lQgt%MAmhCa2;o;`$(!UeV#j>2C_4Hs tC7&F)lSuuNM1K1I)tSFh`2WJd`S0B8vHWk*#kF5`R7y?0SN@MJ{|nwVqip~H diff --git a/example/university4_sky_masks/000036.png b/example/university4_sky_masks/000036.png deleted file mode 100644 index 93e94e73d5e8a8b0172f621e38f78684dd080087..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 3081 zcmdT`ZA?>H8itC}(t+u1?bpa)TW+aB<#QZhKq=KyC|ZWq^06Qcvco`bCt*uuU=L2RzxVIv z{5sG3obx{Cyyv{{>-yNJPfU0(Atoj!v7-FwuVP|YyJBKu)7SurDdxq$jEUj?z2a!; zNn7lXe~Z=ri@p1sZ|Kdz7xyl*n?JTx|7A)V{-{tmLF+E|scRxdu-HKuL>6rgW2muD z4V6$2j7CD*1Ie!L^ox5V8L*g8`iJrnsEEbrr7wf7f>gb|Q4~>h(Y57^&K>nLc1?0H zy-$Qe`eew}Nvc_d^HfD>kvZVD(uSQzGrPmQE@2 zx$8Z_>PbY{(7I7YjyLi;s2{cGnB`Ek+mEm!;VeIg;?vK z(W2nbGiRjDO5PS`n$mB6HKz^_@bY=i3qb{pR?<~NiFr+Iiy)j^Pn?eA6NWDHKhZZM zrpB}jTFNz-8{R~OSA(xHFW{|I)mXmVNNlmD-~0AKNj)KqX934A-``eRKgtwgg@>-$Dm5aZm;4 z8&(e7`_{&u=dPplPkim>9s1bWQD#4RD)=e>%CXRJcGP0$wK*PS1a#KxSTA?m&0;Rv zk#<8Q%TEYAeCz3R=4WtMpR(4Q@qFzX-<*Ly#Tpz7a2Ndpo{tNBLb9Jq)V4#t*5+X8 zS(i`6bkb$P17>-**e|$lUY3^VfixIBTp!#Me1mt# zvA{NC9E*!FwBrkDnqmBe5Bs-r)p;Q2ypzZXR9HvmJZ`gcwQ><+`4Y)#4%jO#xTKVC z8IsKMz3f2dwzOV>lj|su-w^qSMyE0Y`{vyPeKIW1p6uZ5X;~QKiP?4nbj;L>j} zc|M!IRu_EA>Vfv0*^mICsK;(z4RMh&znHsTSIm*G zXu8Zwi``HD?QdMYOgDAJdBU1$q|#lZ$%Ki_*g>0Qx8^)IZB}ivv^kBp3WculWbOi0 zQN=QcIjEhC3u%%<^BfDzaL8J=#l`DjGqJ9%(k=ipN8l9@1HDKJzWIcT(2--(?$kKH zKteU4dxDD0?Dn?CwuMWYsa#D>PP@`=s|2VV}=+PD9%Y;p0x9uCzp@Wb!e#9grqCG68j+K*A zE=!>>$-7G4Wo1r^L6%Z!mJ>F1_P z#h=G&)iAk3()vG-*T-b!oilxTcFE&w%=0+&#&5~{dF1MuVvzJ7Bf_fLs0m)FS_`3G z*Tm_Kq+OI^<#Z`AZWd(gJrl z8li|H3CX(mEXohant)Dq{mi)cSxjIbHXY*{Sl-@5aYI;gT$V&Pg1apgT6r=bHa(Xa zuB88@G0waz2x&lkN+}nj>Vidn@vGB)ml}oK9^vKGB^E8C_aQ1xxmn%|>iJ8m7Z)%E z{scq?h}PZy1Z=F1GM@c{IT%r_(MPH3Vr){|1<0{}F{QxzZG5oC=*4c_=r?p+o+mr#NUzKsHt<sOm{Hy`IQYZ4C`fnyc2p_wLO3@E6ATGI(a=sPCLrQR5%lVXxybzenE) zLSm1=hnuD_o0;57B?|3P9inOqD#&rBgkvFN3!t>)-VE5E&x0i nunM8@6-G^)z;2TN_pudwQ;i=wc``P<-Q!p2j7M*4Kl$uG(y2)# diff --git a/example/university4_sky_masks/000037.png b/example/university4_sky_masks/000037.png deleted file mode 100644 index aa9868e8e31521cfa2aa0d862a85346fc8d94842..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 2535 zcmcgueM}Q+8ZRGe2UcmRKoJ&Z%12#Mpb!zxQcDr~fr9RxP!1Fws@%GWX*a>L7PKy4 zu~V3~;0N-NjpywjB3{SSD=vqpI}9`G;$N;bq9&c$kc&OdG+Bg$=ndp9_xB~2%agqG zywC4>p7(iw^E{d9+E=b#AF(Nd$K$QnYIc9lAH_>*@;H0ji z!@!t>DH(U~@FWq}nG!5UO-ZSguJtW(Z{S+pp?0OE=tCLlnCu+4J(EqRd7!LNx(tf} z=OV{Cn7xg_NKW!ZZqPtVhM^Q?A5_YCIyoO2S&@ zy=Y+wW{b%g-R&Ptyfk|qZM8Py{}7*1bpvA+9O)3}$Q>f1zM#fbu8)G?{*iuG%BZXZ z8O+D_K-c!%5AEZcX_09Z{V2k+Dxa8BjN5{ef--O}V(|o5UKLxPW0&G3m&AhcuvUPe6X%)XU_QqQZJ zqir#=X~@1n=Bq#jT9!5kpvVSF05aSqP|53 z^$Acj*Eeb5;#)|4xPP#AOF>QW4)c3vA86Mn(|wJ26d!+>-R&$1h{+Du>%M{B#0Vc? z5Po@N+*Pt{6TEhDh$$}G<#rWQcGRJdr2CWuhO_v4gYYDyqOx?Fa@~fsTdq|Ej}q?! z?Ph6QL_rm4^q?z2R(&LNH?_^F9Cwy=aQE@*NiFp)bAXimr1EbG_d9C0FjKCZ%)zq( zTvZ-XfR6J8@OC6a=pPKE&S|GF1+>jDB<)Dl9Ks*!qv+$vDa<_}WlDm%(9|Rs;fo{7 zNlE1o-c9sM1Yk%(MbZ2MbR`{Nr~`LGcK!PL9%CBTx2(6MemAL7tY!=+CzQ>h^?Q-1 zc5k##$BjWr@GELRRoO^>7J_9Nq(2c0N}C9=lhv-e-qmbqD^%n86;bDOFr9F5IeJjd7aJrH{u z=`my!sKEx!L~M;ox0N|K(r?}Be;%Jqm4drA)|fh#6VV*7HkeuYqcWD=g%lGCpRL1^ z!YzUobYlXCk~j1_!m9C~4ZpoNeFhczDRCq>`7ukW^OQt6Ayk1` zD^TBz>)qsSnZVCMQjR<+Rmr!GYo`U|CAe%N<|(1HJ*G+rBs;AZmvS840o6sc#MK0= z`S?Xk){w)K-JYEZB^b{&t|6@gSbYfZ9M|22hZ`p^TB0%AHlGNS4msFI-W(sF<8;fa z%f&`~M>wqBum-bzy0{tb@%zMQ)Op;9sq)~S03MH2sX&36TIV?;m(f`Oo&?PUcm-J* za4uXNw_DlEj4i(h*Nc1969QU7Tyx%JZtFG3ZE=)3mQ^XZo*9@l%U6BB55OBt;Lv5Z z*H91*VgZ3S{D<;ipxRT>~GR}_FPjb#x;n$9}e0q!A- zB}5|lEc>KgEPlEN{1>q-V-P<5(QLwObI0U`v@gD1{QnX9Z(kq{Qo`H}BT}iDrU2rl z(+tT*_hi4d38Hs~u4?C%;+>eyc=R0mqCMX&Na(a|q#uRTmjHY$RXIQDRXkWY5o%l; z1~5wGjR>i07%1i&gqW0g1`xMI{yC(>vJte4@0a_-9(dPb(pawD{;ait;`hq=jsWh> zlfC`Ml1AK#e_u2aOW#9ILv@~ diff --git a/example/university4_sky_masks/000038.png b/example/university4_sky_masks/000038.png deleted file mode 100644 index 0d455d9ae1dfcf63233170d5d74dec410fd2b4ee..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 3237 zcmbtXZBSEJ8V&(WA|Ku)B_9IiCb=ZGL?mGlQ~9_=kOU&sbt_~+i%CkRBZWyi6H zez=vP`MQ<#8T!w)(~Dn^^^o7rZ2GXQXScO2WI`^d#arXmOt^Q>2Ccsgju za&96YMNr>p__Z)4?2&iR)ec98^5)iku>qC5SPmcEg8EpcYJqaHu(_eiYQb#n_WY8U zA*;Y^QArbYiKoo{RhqG=m}pqB#;h1cnxVTw$R$bR#F-{ksBJh_V>VA;Ql(AHJ&IDzlXzs;Cnl z5))4qP3}?bK)`ywW4O{Fyr*?C^QIfHpf5N;qpXsmeo=_Q>Iw6pjFE4P`wd4rmff`H1H|mo6fK(yg{xJV%gjU zrZpq+j=RkLMRXAB=6vH)#}6Zy%@r?+q_%&TY}ep5@ok0r@Tp7zFKK)*mH;3Ho~ z9C_(RR{WHFvXBip3oz5X=7QrZT!}wq#9xp9!{J3&-UoaciNo$Xqf6x;om=C!xu%_u zkZ>s(QJc|tAX2R@0vssLmJ&3-vknHw|F-lhpUvyF^cU{(K^+5mY4Z3dkxK1OBg5E& zw@7ss=P8J)W5MCg;e7wGkdW9PpU|C$s3x>C#oYxbQ|mj62F@VrLWsdrDR4IP(U6`Xv({}tt;0v3|PAX?@=1}bTmv*6j`dO{^cSZ%R} zSA;x$vDhbsa3tX)>M?nCRIy+2m?qn3ig1_TmeLZZbY}>f0j3!EV0Bu6sy*qr6h??) zLaY`XmFMAm#X1Y&Ls=}L|1@*x1G%`Tx z2So$|t^l(-pH3~P8(88VtV!d^ZqrP(aw zmWdor+(Fs}0I)$b;&>Dmn^E_)^F6tb-2vN4srOMMWkHI=a+W-Z9faP9vKjGT>|`dkYUE9+KBQui-r$O))}DTW?2KEfqn9JUjaGMiZLt zE@N12DzX=wclO*NdFOUYt_tmFHn77q`LMf84#4OKrv8?Y%6d)Hr5Yy7sDufk5?c}% zbqtDpJ}oLpd{pwlngLdiP1(FNgk6?{w-uZ+z)&HyoFlZi=)jG!PlTPia; zf>e2)SbIB@gx60Y<+m6`wIe&`y*_jWZ_DLQ|ix6!Q@m1bWY&7(;wZbgQ`Cx%@I{`uJcU0tZi zk-@u*R7oBBaB7M?vst=bfVnVzD1$JOc!MJDhhR7MJu&<9#HE~fTmT*F$IaSO23y{> z=drb#sp-R>aiz9`LeH~QneDWrw{sOTJ=-g_RYP)N%nJ3)M}{#Aw#lQMX^Nibu4|>X zd&-&8KGRiY~54^EmN#*tMpxczt2%T(x zR%Yf@m7EwtRgQGr!-x=t;_^WhzB2H5eFoSpXHojYI6ftOaCitRWjRmgR$3w zRzad+^*v+JAanUGW8pAS6dP5>U!N&oe#5wRm}vCNmg$LxetvAX;}I>zNCza551EyL&cyA8v3G;`MNnA`^yk5_Wy$qy|5Dj9m{}nYRw*ukX+HDp{Z-jb2 z@AIk1!DJ5G5qn=POX8Xa6$BDaBIrOn5L4j`$Rfs{v2F;lff*J=uiL2!Qw4ZxFtSZ+uP_ttAJybxLVY_C zaBk>Vp`c(52={YRkX6Lp3Fcl*1+QHICjHejiF}ENJ>i>G(Q_)zBS(P%%MX2TzFyLe zpK*>U2Ik$$C8v62Jf<~2Yt%7Bp{$?)l6Qvr-P{}ct~<}z1Oi!$jLonpymzKR+ZMXX zyA~Z`$Ca=?_L1WU9Jz~}utIvWQk)jePQYkW^Z+;4RX3g#NQM`4p-a4LWCD3` z&QDik)v$exhE*E33XRZ{`G{ja`o!ZIQ!a@>pYrteggSMMb@1S}m~9;V;sDli3}(mD zWp*1d9_*O(C$uuv?fE=^>A*&6| zVqU04$4ccq=i9HpwdAbJ>{vP7j*Wtb$pBew3Nqew)~Ou5`W0(CFf~@`^0(aQ z{Q6jqi8Jgt?>fbqU5K#N*pJ6Uvv^Hr5n!C=?3Ww~aTcY6w>TTLY@}13d6;{H58ZAE z`EX?Ltm6P((|RY8?!|u018FjDzw0;-S-+EoigEGaCC&|an&Z=~{0#-3^@4%pI8<`v z4rlg@h(OzVE0SyCES4PEEi_5`M_-8iIiDh#=vZ+;w_gJkh)`-fl%*A!$EcDC?TT6A x;_NT|jpzR#Jn;RGmh(IN`eT3kFN;?xe?OJAN4>IoKl%SdS=UrMDew5(e*lPiLr4Gs diff --git a/example/university4_sky_masks/000039.png b/example/university4_sky_masks/000039.png deleted file mode 100644 index 5e8305c29a449cdcbb2d980602372d05d716ce30..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 2768 zcmds3Z%`9w8V_qI8)zkefFuWvS=b~NA`miSD5=Jk08t4ycO{UMY6)vIH?}&0@%{VuDIEixuRMb;4Zr}_u;6$b>;OO~2ju zn|Ee+-{VvE#En$lsMOZ=2!iW?jaIOIo*>{byW(ZI%c#;Uj3Ug?$jW z2|L4e1HG-vjH0?B>+9Eqaf_zvLt(#1cbzt=*)}nIfIc`e-=;39`b5|s4d1Yow--Ga zUP4^40WVe%BJ_QrGbJbAGnER`a8M{s96ky<%hWJFvO2W6Ke<4f7satHlMHt2y3ljf z<^d04@JHycRAnlITuXJkje?n*KBUn*aRo$J7z2v;QG>dbGJ){uu3C(|B6fs*Ej*4L z&Gda_8L}6AnE06PT~)H*K=@#}4-ts?p7Oo=AZ6f+sX=s4@KU!sJSSz}!IlS({UsH! z83h#2W$VIY^R-XwC+4w}ayCDarJAHV?XDX9jP|7S zl`&G``-7nI+hWHc?nWv%bi^@-?!&YJYIV3(QRlS|Y>NFxEPOV6BEGw-|9-i~{_GQ6 z!Mc;GL``Yj5<0>amkMQ>ia4hAg=VN57C8@6o>g_|*|{`%et)mEz7+F^3w`U?Xyo>-~^3d zu}#%G;~$0khVJal!>p#oSEw~?%TPCzQGYVWi(Pwh(IDKiRTA|KMt;o}+cetQrndu+ zS!Y_(bv{BP>b0RJqtL^BHl<&K)^_&C{mcK);>;N}a6@%!Rwr^_HYg!VO!7n$C-3jme`0 zA5+6%{-ZHi_%nW|g)L3gR7T73E5LrkqUGBeB@F63uqt1`72a55M?(_zTXOhU z-LwIhv4wd_5pr|Bwvy0;35MrnbsnoZl;x)TKur}3GVG+ZWRbqSD(`4uPY@_ma*^;v z)Xl7eZQ^zT(9j|G#twm#@N$LQ=WXO5SGYXX(9zTpr1I&5KSWiq`t7Xr2WUapj80~O zb#nSI@lomov?%V7_qD-vHFgb`eaq=*^|N;NC68{*GW-TMCGmwLbepP~E6$6NSMd?6 z^GEC~HU<02-oH2FbVcRyZOPx`cWmD;wf3n59P)DT)AA=M`Ut(5{!=h$woq_v&DDB* z6=~iAcA$-z6R?#)Zi?A1aAqo|=_1|C@-((LCs`XC=#9)@UX_;k%6xfm7W5Nkeqlc} zYnR9R&5MXD>C&D`hX^tAH{mlOkJ|+a#xL=~7WN1zofuhE{zU&sw+HqW35_1aOX$03 zY&nyf4%-X-gmRl3J*C@28X$l7e&dgR)&98=Tfqe)!%sB)L3_3krIa9RF2YN@a) zYf-ldH0gsmz~KUl$nfdFa;EED{?!lOj$@|}E|VZtY3ei7BWyx9O^&Q8uvmYue{}>b zZp>21M+FBUzdahhg<+s3s?(FdG2*!oa4TtqX5mF~GB+Cj4mu2=4KaHn3Iw-8V}t#a z0r7sHp}Z*75aG5Hh1ci*p+~!gJUWoi>3gbqnSi=LnvL<#J4L=% zm|LMbpaet1z_*AiF+DkM4H!K|-o(p-Tg4w`4zPt^;))g9gm|m>DO>EsbF=kn9YeNI zwfam&Wrw`P5g%iLWBXDaX?D~1Qko8XXhXFoBeRe^th+z@UaNxN%bXR*F*1u!2)9&g zrYCqSTUZ&U?{n3_(fU4^G1zJK?YeDqnWicWYM(gb{k?VQN}J zkE-}r`IAs$6i$ekvbUBR$usDbJl-cGkNq{}WV*1;Tqd_8@6Jf#9Uu&F;@t3PJiRKo z@-PMNpEKh4sUiEEj=p}}dO-@%3F)~@Qhqlt3(VY0{T8ic9;;S3)pJq%i$68~`CFkK zjOu=Bk}F1-?6%DXT*ezr&%BVSC+DX@|NG59N9hz1I;Ev|$H>He)ymz@#!6F~ep$+wnV%TOW~c=^ zdE6}c&<13N7cR{u@6XZcQLczS#pxSfN6Ub&mp8o!k@;BfX2zoU`zrA z3jE(MWwL+Ere)0QheMO|sl3?0rMVow&vd&tLZ_6fl^U1nSsF7fBNN%>%+H(IpE?^N zkgHoyy&DIH>8CO;?wXQ_Ix?OiQH6Dt};-eKm576^6!W?3*7tx(u l>fL~>fzi*ov_S1)7`)>Qie{cP&I_%DxDeTP){{hR+ifsS@ diff --git a/example/university4_sky_masks/000040.png b/example/university4_sky_masks/000040.png deleted file mode 100644 index d83dea77ed54dea8c07b8dbeb3925864b054778b..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 2586 zcmcImZ%h+g7B5(&r7ER`wk$D_>rJ(S5S^hncKW&v{<;k|@X$dH; z(D&Lh!n7oZ=6Kd<5yd0f0Rctvp-4(z?OJ9%Z*YAeIz)Y zKUa2lwC7N*@ea$vDiy(74&e;)sy|#49rze47Aj_H&3s602`LURR$o3<$Bi;tnS77y zTnxwJW_za#Ts|Eo$Hn?~4ZWAU3r(8#QGe0bX}r~DpxrV_slDC_WErXTmSg8#MdEd5 zpHE1MB1cH95__E}>7;q#H_6ZGPQIcrZn@5%IZdYK-XGp+aC6x7YA~(q@T)$LlaR`G z1`3EiCPgm|C=5CHeg-P!Z1$2CX@4ktjJ{w{zlUbBn8ta_RP=I-n{HSU>x2#cQ_(ZX zzd%luk-x|Rgelx8FNe9xbk94%Hhah@Db1 z8#8x^BA$9+bH6TQtxO9eN0s`7R&&SorbJ^Ruh4!(+o3m4x#|PIbEV2AP3es?vDMAy zkPlVo;VLb>GXyrk+LTCFuPD|;5k%yz@t$@EPFVa&yh2C!nH8+IZHiG6&s^*LcJDO8 zAY+m@q|Yuzq9RqaBJjYLzkC`nzIpl%^J+53xm{{^;8l?JHBzUTtlEf$_*3*ui90YC zM4?xs24SIN#Gk{YS~|oMwRd_SaeO6b?F8ngXR%cwEtV~^sSDnFEDPAcYyGD5bgh9qt!Vx1hWfRLE?H6NV!d&MJTQzF^Ld+I#+o~*zXVrB z+h=tvG||VJfrxmv(MtUIU4iqV)h!zUC36k8qUI)kLw-7V0I%dV!BSomxG*C8yn~tfHww)>*?wUvU$vC?f0GhByJ`PoDG}d z2uQ3Hsd5cjn`EmQ&)LT6chjE-s+CMuA$PN$UT}$nsoqnN*xJMg%(ta6w8kii*qKr| zXTBRa^;?1$9F#m5mc#NuH8fsUoEZ7suf8k7pw5`c35fsZvF~;fw;=}5|DGxL@NJ{| zf%-rU+zC<|PrYO`^dWREdj=928(gR#y2YlC!|V2~)=dQ4=p&|i04?V4E}N}bjaxe}>CPRaOX$&gdru80u*JYCw(98Ch8~;J zW8s!0-b|$#^&^cS6p(kvtTt3q>)EvvM<`-Aq{0iLhj;pw!Ml=K;`kH;ZTx>@AlKMz;7t^Z*8Jo>Ve-h@p8*6u#OqvTM+6XvZ&?NqB{E@TP+qM~g=+yJRwP zzkB|4-bHPhS!(Uz)6dv~X}UIW&O_YuRZx}txWoj(2m^=MT3L&elzD4tg@=$E#_>+r zg0u+Lks3`?dR+yCHrq#}>&9_afJ^eq=(Xzk%ySY34x zU%fl?Sp|o=(<4~$u;#81GrP%B)tp7Cg-7Qxjy?f;W_uI(DjL)z zsZ-7MDWe%BqeLNn64cr6PZ)QdBX97B7B&tF6onOI-~{aE*2-#-$-^IG=AP_>W8sGk zLQI&3-1APfLpJVc>&e$ZmB@J+|Cy8ExlF&JJ{@LjbBr#Jy=au|%fDhKvzZ(COMQ~A zZ5xg>QA^fvD!vXa&M(>De~?Q9;W}EOx~Sbwh zrC;)BAbf%Cl03pyU;pUz-R-x@prs4Jyvz)s7{U*IeUZ2Fx9CGl|bOwcpdqL z1L1DT3seNhhL1Hn!U{<@(PyeW5Iosz52w6SN@@+6)AJiKcq(1uM$KZ@sT0%< z5Kt5b0bta19N)R&vGc{CL5UW@eUhPDA(v>=scc(2b9LiOeNy}rpq^MwS_JJc<;l|M zRIp8wlDtF524!8@=g)>TgYSTL(6&x}9~290vDy$?Ea=7CiUhjYh_gUwYpJv?XhW6F zj{JuCjnnvgy4;XC>AQh~o$e-TddfuxMWNlZM<>R%C0$?3GvInLeMY6734y*@lHB|2DXrMZkAJ!`p-%$#i7g~@!*%-z>X=_7yR5O0`sqZ>}EqcvThV$@PEne|~ z`rl6cZ@MnPw+NABF-K>wfobj MIbM0}F4lVWALUzciU0rr diff --git a/example/university4_sky_masks/000041.png b/example/university4_sky_masks/000041.png deleted file mode 100644 index 7df41639e6f3671384b38b91cac3b9962af53567..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 2708 zcmd5;eM}qY88?mzV28xm_=Avw4-TAQ^Wo42d$?e(5HL;5(hhi(%t($zvsF8JzuY0_b(02+1$Nc7K@dwZ)tpq#bWPdvC>L2fr6#wXWV14xF__D z4ZpIbefKAxIi4y0T=&l>Z-4dot@mLZ-}&3G{`E2TAQNsA@KPtJ3q-j^gyv=-Tc5L_ zC)Lq0C)gU37tPS1;?fiyxM^7OJjfyj?{119T;abhlnoxBug1Blq8sF9ZL*fSco4rW zOuosu?K%0Ux5^!KH*!vxY)HOoJ-p-*x{sD&AN(Dl|skm2U9;gXQ=2 zeaK9ufgV=-=T-%Yg3CIx{+)HW)}cj`V`_i3RVELXM}J3mB`5roCAE}6wj#+)Lv#Dl z(i_p6-gS7Me&pPGMK;R1^cmhXq>MKj%)?kMRc0Kqi^z-S?xZ3ulu4(M4y$3AIFz^H zo3@CO?PNJSd~!(1zT~7o!>85w1?ypPP!yfECkSx*_$iij#a3^`pZaIrtp#R;oZjn8$Gg;cu3u7Guh_>OQ}3))2LhnONv z?gLrWqxzvOnHUu`Cs`0Bf(GGvTY5A=HVo|>=@KUcz+xY@1BQ>o5`tGX)7WQ*AG%&((gIGs9!|8-*ad!%A?ta|2fA95}S9md=3(1!a;R}N}CJH|yY(Ir07s}1N#16jjPH7G5W zOL#xgTEV4P65>1}g&c@)>F|v?x#}0rIKOZ@h zw<536FL3G6&BlkhaX;~ev z0MN@rTQ6lk{aJA>G>@ML{n64vJr~5QI?zva0|%U|2NSPZ^++>dSfQ`u;Nl^c>2QqTB1$r7rWL9lOq)4BnH z;yw>ouy*4OXE#(=BaXTo1V+)4r0{t)t zHG=AZ>D7jWyp&N%mtN%;lFthOG1FDhu`}yL>%xm2Pz{$KpNbVbbrr6OGg=?v=#qeQ ztLnIOz$)2$##csC?rkQe9L}1+$>F2m2>l5oxQYP@2WYi4e&EUtxsIDq$!5<#rGsI zB~sUlJVhp~vUz;YwqL`wh`z~*?{U|h-cp3P@Jz#Qe?VGa{Uqmp7WNT-i}pUVdh z$#m7g8SO;(mJn^gX7g4`_&+-BqQuVVg)E{TnvL9aGb_@zl3sIcd9xS$$X~5G*Sok& zBTV!~@8H{;-GN&-8_iwj#ats%g5rd_caf)Q=}?VhHBd8E7WFX&97JXjB}iL&$kWD& z6PVS!C^kmqY-^F~NtJ2zTD&@;TaK_2e;~^id|vYq^NK}uj|z86AKkUR9O7E!Yws~1 z(gEA4=%jy7d^)d3`oEGD8L_%6k>`|7c56q#vS(MKzIa~xqXxYCRZn`NgL*MDNZInE z#h~rP4kAkF7uAV@kOURf2;x7EPq`(%v9=1=SYXcfo9NdZbF;ym*kz2|sh(+Y9hWgX zv0i-j7toqhRpDz|%h9y?k$y3upiuZ*7yaW(G$USeSU9+vXKp)-Ju z`KqmzkVf+8FRN0G1l%X8nakK4z6(sgKtf)%HAg=r!<*TTO=Oukaqv*nGO+`=eTW_P zU9i@tir3x=s?gGh@_uFsyY8!x=Wxs=%sBR)Z*KEBw-*E~Tk{4R(A?Wa^XlSJ(A$fJ zJpoJQKohtYxSlr>Kd271b})*NuovFV0ntsC@NXB@TCegSkv2uh!#Efd$85J?-9O1< zq1(D_s~1Gosx=?6`Df|2td{m@G1X<&<)9wHnpKA=ski4WrYgAm6Z~_})xA*kg}ljP iRl#3>&gB12pBVi8n(ldK6+Zd&x~Xq6G%g^ozV#mrm6y2y diff --git a/example/university4_sky_masks/000042.png b/example/university4_sky_masks/000042.png deleted file mode 100644 index e33e332b9c1c4f6340bafe7a4488694a55385c7c..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 3511 zcmcInZ%`9w8V_60@JHMvl7y3i-DF8nB9L$eGH@DKkOX2pkAmbxD(i|L%1M*X(A>!> zDG4Sd)y<|TX|c}Knd|hhI)s@jQ}|UskP|RB5}J& zgB2~%ZzrfvLQE$cumd z|Lr<-u3RTh)Og>e%|k^@<0(<@l3SGg5F!Qr^EQQT zm8%Zh^Wip5r3gxpW_y<)C@MEV@k4ZpbFfkjC9EKoCL>u%4O5eNKA|uSHMAtJQn^uQ z;X>&oZz-EBKpvGgtNmu=f{@*cSGXUYXm~3^$R>5G`1RKFgu+8TpwGhpfglGdWV@|L z+5JWgrP{dLjx-XdZAZf&bC_-bB9${0q+FqKyZf@Nl8ofA?oPptNUA9~>b^$5M94O0 z1YQ4zDqO(ZB_jbMF_%8(n?sHH5GkzI3fQ9`yW`0x}KtIaGv#dV)QJrO9F5Oj-9E7A2n6ul_5lO6qlBDHDHM zuJ~^>A6haD&?}B2M^Pp#>jnK>Kk7~+y6dh>828W z!JMUR>LolMufajVJ$SJy{+g~A6in&AOkL&$u*bPe`tvwH58V3hdy-Nc|1BBLRXbg8G zK|wPON-S|U{F-%Bm%*jIZ>tGl0L2jrR^L;^?ll6{=G+;K6a!2X2sN%kXq+a6+V1nyHjjEgq$P}0?X#)C7k|> zki82i#2EcnI;T?r>wzw@b!RU=WQ5|uc)v3ZSZF6%P#w!ETu@E}2gZul8loBL6^drc z0KSaG8<9!StbgNFx(>Df0sVR>ht+^&=L)RD)cZi=E6o{u1Tr(m>!5D}P9w3eB4_Og zcL1+}$buUWQdtU^HLV{{yO9+0nGulHPGg_>6Xm3k?@;@1 zK51_a9M0!&oOXC@v$R&kHJ?c+g>~pH1wVm!jx=f+T20S9{kEHI|eh$b~ zH4rx z=?9|v^?k^6iXZNWT>%w=9j36xUnfFR*;9ChxdnnliAm8QFJ_ypv?X ztH=}zs`s2ZBoS^FZVvLPc1^Y!JIs9lre(|+t#B+-yg=yu6Xvk+G2K3-!h5+NbTgyH zr1%SvBRZKn&)ftA4f20KdiG&m=~R#O8RDsvPmhBf4l1VT)W|gg#ZV6^w(dd#MPJKEHy+gM{++nrKyT!h!@!p4B zyJ9!=gQb%&T}gBnZl@VPU#;$d61CobzyE=Gv^sWvbP7%)d6`?!=ippjB9& zJKl;Yr~^#dK$O;tNNe(m&3(m|Sx7j&eG+Exf~yow*Pp znxm&2?)j zx8TvOptI|a??YhMW7JZP=3}d5!S{{g#FySJ0cOQ#7_!_;jW8{AC)b^Kv#N#^&OP9v zrvdj$2{g@zT@kWjv}^Bz}iIlwM-@=G9i!WJbT`TlPmG?dazx!`tEL zfOXsaf_Filsqp~8C-kirg*wgJ+91%cM9P==LuPbmfcZuqJ8I}s`lV;c!HSK~S2%2> zr0`1X`tB4Ne)+lMQg2Vy$X)5CpR$PUk~Tx?({cbGL0VYQ^I&${JEO=|VnQs=nugdDP)ywXLi4@Yhyk|YL0#Iew=exbN zG7rx#eL8QG2l=FU{-|_iKcL^2w}y|&1aO6P{3Q2%okv(f-;FzZFoD~j==MC z>d&Za#I4-e7S7ZFhEZE#KdAj)?-(|jdLjH(wTbI)7|{*sz;rQ2uS#z$)Rmr2AUFbp zH%#OQL308YiqIwZhM-@6KI(IjO7QAgAZAhRXfq(NdbJ?>v2-1>IH=p>g(dfG`>fk8 z$oz3+_gG>iURK zgEu~y&nUPMyI*DRoC!$JQFJ$V?pAF`1{O;2a3Q1t$Gq}^f~@6Tb5EfWjj8;&E0(58 zMA-d|tOl=0ljJXExLU=gZuXdWZ}1d@=F#UO&)vaJ+6UxGv zNdSjX^_$Px)vj(dH6HSo2T$?1IP4~ zcWFuaJc`Y=qC4p+l>Mqpx`7CDzcs@MO&`#*wdZHJK`kMhw5C1n6Ar3Va0ML#CsvpOXW$hC(r?wjH^&KWMFcO1J61F5324u__QlO1 zbh(1nYRPM9iRaGKgY62UlG+iCqdLQctO&UcxB&c{a!?DMiL4ix+MWrcUTTM>i>WeU z>JqN+qNmxV7tZlQ>p1C4xm%o(hirm3D>x*n2$Nz{w!tLu**sG@>e(Fj7~%kHX}H90SUuq{D?takm^$XP zW$G|9iHkwfO--0fAZ|{fNHl_CzCGWFnAh#iTXcbIk}H@p+14J0ShxDJRW0PNVtp)3 z|HNPX#CLIvGF^*Vv;;Q9Sw!hfi(s7Phf3jBsitf)cO`k*9m`ZD(z^3uXi))};S3O8237W_{K{6m7ug2{(1ySq=-Bc%@S_lW2s2K@PWvU5(bBHP0P;Rq0QFC)7Ol z!mz(!#Ug_)9kU&;YM%+*N7J8}Kd`qeAe63*KtL!TF%J`U*5*vM3~q|8vzR{s?Lu5+ z(lpbx6?a%e=;5B45Xkid`+XEV!HrxGp=Vgv0&M*7q6>*(0dkfH@RK_)io^jY`UEIPZG?U8utvRfP3 zZ3S@*iZf;3b%6w6%?+^&)Uw79dr5WPA+l2a2TTKWhTXnW$XHY_b1$3?_5qDv53B(F zHjh3fH#FR-g}9OXiD>`3>A=~Ma_N1SMr&O-fzSQCE^cb;VoI4RmHpt+DJ|UM@#8rc z8<~_)DU+piz6_MjL%Mj$;A3-6eRYZBB@-V~khwIUK!9CwMK>0PsKyXjN$iz30o{T#6pduRQA9^bVSXZT`BMhP@RfOERAZvQmq87{gqo%N zRaTC!T`y|&#I_dNz&^sHP!t^}g+8}Fx%EaYYf@J|@ z-h~wWm(W(9NMz5*D{+GK+?Fc}yu^Owh(2qmwqj`;AhjmeO^W9}Mebiv3=d$m;c|JW{E0TyN-c6=3d#6qQ}>%r`oF9Jvfy z*Kh3AM*7fM+*a=s9d_-DZMB$J1-Ek}m#xEmO956COR=B^yt&*EOQ0Hg{*9Wc&jq*1 zWRd-p%CQm2QPR56xafus!tHK?@@FTP>KF=GY}WaMhLRg<~joi|Pl_}I4ORLW<+EbGe3BiS`WnzQI({) z8}|Px|C{1`D0)>d&V6joQrX7^ zJZj&&S$&l`_Ef{@dlss}wLX+x=K&^f%Ae>GRA;$axUM@kXdTW)O7i8Hutm~xJ*Gkhw&}CdK^%0DN2GYO zWuXj3Kx$VOg!4Q1d}~mjfFf5W#ZVMsjr;}dYlKQdezLA&y-1I@?iK`n$9oP1zt-TPi>-C z?l2z(yvQb)s$y%;#f?Y_FZNgJ2dA#b*=yz&ro4RoEZq|T^D`N*`B*R^1X^l#I-V4H zB0Yq<3o;#M-gEo?hT~3cq{k|_0uPv5gIJ=!(1OlZ&l5*Sw?t2`=ujNzySV-6Xp$$; z#`ELi*cVi)%x!+pzR_Yn6y!TKQ*A~q{AO*m9kdA^7?wz0hRulZERmLMTQ7VWmXx>) zWd5T3j%w>dB{eOIHYz(FnGt;L!>49MWuLw;%`L-}OWUID4BGL%VN?i2)E)cSy7K&l znw|ts9F^2BoCrFUE3gFV`2Oh6&$pKSRbT$>=Kl*c;MA>sIBwqRvrSJ*2FJjC({Y#_ rO+qlRVMdZrFQJa)bv*jt2Gct|`V4K2S-*Pa50Iw3s_ZWQ>4kp-xN?x# diff --git a/example/university4_sky_masks/000044.png b/example/university4_sky_masks/000044.png deleted file mode 100644 index dfb642d2b4c8962665e3a0de443550e967fed11b..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 2279 zcmd^BTTC0-88*gX0}U7qwkZzG!~>+@5H7m`i(JeE8Vre3x(mVL8ry`2x{Ew&1J+V5 zi@o?VA>(lfO+u0f)J+i-WJgNkVkHf+hw+k4UfSX+h)DKG={6K_sm;43OEO%@eg$uba{lm`IKQlb6hp#dqu|N&pwN1s z$qno^(pOOOJX`HUQ%OOjCX|hf;D?Rxhcy?m4jFTwXdY3F!~|{KdNacB4LE&YGruPC z{0%4VKQ29nLdXlU&?@zmFuie6SRsu3gmTu4^K@CKhz~H4mq0f`eW7ph-ZDJRZOfyb zK1aKVe#tf|-do>P-0|<6ZHdGi$tvL9yC@0b3$oYTz_WKh{ATNyhLyWtXuGz;ieplcC*-VQ9@hBw3>>!b3=+=+?Co@Z&;bf$E>M(Uo>MIcE zNRh~7`=rD?-H@BH%_PE8{v5UM7{GPY@RZrBROP2x`>`=%l?+O>pXeNhFWZH56INub z_d4IQJu>SzWe;jwvU}-|VQyfSfnguIkixi;V=KW-HK?&>k|6iU6+ikJA5-fck#gn| zT==hXliP9y%!Y=bHPbwMch72GKg4`Nj0H2bjhxVNPZ380?^U|UHq$!tz!%JfO*^WE zBzc3%d|al;y*8cRrqSC?ib3gALexo&C(uX8SHA1wR~m@_nhvv#?NBApb53t{9Z9So zEZnQ1-;rZyK_AXwX1Iqo!WYcPOPp-b7gn@Rpna+{mI5pyRiu0& z=L-!v##UOpTx~HBf(JOB|+V!(I7%h&?C<9aX{)lRRAzADYUy zGjq&cA}9gqEX&gz9pUqcHl)im$U{mpLQ~mCPrpwhK1b5(g>hh)?L@!fhS&PK$NL?l zD8+MzjwkCzz_9?hs|hHZX{CP#R6q~wRSER1;NkF3=|e*79uCd? zF~Y#?KmsMm{yRC2?A7cSsr7QgYF&E2gPWgLp9&Z-H`0LjI_lPIa<9j@V0{JDX^(uw zHgJut(MP{w65}!!sR20pOUB?LRx>PXI&Ug);h6@W%I7Zz1`c8!m}-C6WsV7sJ|BRw zW{eoTz78uOwI6+)tjnSrD>}#9Mec@^jYH(LWmuP0EYC_A9WYXFi5z5(aT0ftzEH8+ zKRPI^)_D2K7Z$Sw;CB@-QslO6T^2X0+_XkeWLI|5(d| zusnIbb3@|$5m`CfE*!pTa9s2j0BTBTv7)5B^SZT& z<}l-}TG?sCPgJN)(}LbW(fd^GYh8M@E>^$c%W_-RdN*%#=t9G&*IvxgaPd>M8~*dm zx%Pa1b$2X3S}+9JA6aD}QH&pSj1hH%QhueQZgbSIyt5n>s5x%iqUq6Vz&!+l5zW zYy0rB|B85Rtb-E&kK)l3e@TN^)8oN3?Rw2)>sl}VDv%cXMRqtfs*J*&H_Eo4H~z*7 z>L4>cV4xn2&7(X9>bzaH)m`ru0H5%2o=+tX4@C(W!KQni0e9G1bU$b>Ena!IL{?C_Mh ztq1SY=qJmDtgdD%kv=q`OaF&fKgoZh+VG(hn*6z{X9GRd_mg~!&Y9N0tya2eP#Rgr zuaI@I5~F|{Ef7XwmC{?Po#8C+oQoE4NI)B}>hYFqSCJv7S1AlM%`>MrZLW)GtVnI1 z-_I`vMcQYaP$lTP8OsD;v1+aU=ZaW)ylztBZcM31jTSFegdT8<;lB+CwZ<4YNs1|<6FoMkB!cw zC+!^-RIfW(p1yQRKN;bmGNyL(CJ-zTgKPEy`v@!AP;OoY*nN67DA&&6_Z%-Z+xV}_ z@0{82=XL+vB7rh?5IA>U8rk>m_*L-Gio@mbdiVcely$1w J1+@E%e*#)_=HmbW diff --git a/example/university4_sky_masks/000045.png b/example/university4_sky_masks/000045.png deleted file mode 100644 index 72c76b08b62804c91873894fb764a0754950eb96..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 3143 zcmds4Z%kX)6*mq98#nN5z}UrsXRvV!1Y_6;RtR~#@W(&`OIw_fIFK5*krtHBj+S7B z65QCte;)971n3HdP0<#0&>%a?;w%nX+GqE<>FD;M151=t&rgc9F(SJYID#a*Ubkt| zKJ5E+Kiv1ux#!$-&-wk%yU+2XmWEv^ucokAtX++o+Sgeu_D&Wnp@0JftSTsZiN$&) zwXwG5&7Oq6KIEc*=47xQu5ac3R>Ad33v2#%<-1>FA2D!sL2?8o+H@LNoymK4hxmrz zS$zV^wM-pdvARbkq{5J{u*RIlG}7X4dhs!SA6>|R8>I98G}VScLzjD;>1c1G&^>aI z9eR!V6>*>a?Dc+#Ivcry&1!n+GGTDrfrhsiZF-*>v zE*zTne_Dwj(H%-fhluOQ1`o%dHVG4egSGSrpT>kCS>(eiha&Jc1DgqnO(#Vbn>I9B zOEAas{epI~Tq*z-SIW#WDVAV~^d9-NbfHcdK~Y%faSkH7dTsEMbg6N% z=_bSr$qf^+-GNOG$&=!Buxl9ix*P#*^K9RdK_n|8dH7rmn^RA z8A|yD_Q9YH1MfL>14S}@)KuhcpsZ{k1kv}zzO^y19sR>;H z?n+|2iBoa@&&Ku!z7pv7J*$n5;Vzr5#K13#Lj(}@xvX!zn1@k zObR8M3i0pQh8y@J`6O%f6uQVY3tsj|x~#IBQrB_nW4v51y=Pm?ibLN4I@dNYFwCb< zcsTeQ(x-{k577-?9KnM#5LSG{=u3cdSZneZqW2z?It$S)s(wh zcq=I`E?x)eLwj8kus!n$^J7bVgG2oi{{dCs`;omS2y6_pmgMQ2GhAh`MOW4N8Shnh1Lq!7E zsV-_WjQX;o?w*DUH=!gCm9CF;vza%k9O*1mD~OKtnbi6i|}9P@au z+%N{LES326#-&5-LeW`d&FcxIQWu2|49<)>c_;Jjati;-G;z38aNfR z`RqH?N;UuTm~qCCNu7+K)liXib>vDVexBH*hs)NlA^pD0RtCeAR6#0(G52G$*nT+# zzv~~FqP$iFCehXARmX!z-eYWwkDnaX>H;iodm^=8s-TtS=SZ(giZ9WcRp%qoX?PZC zNs1P~s0IOMr?VNrN}z&Eq#&PoR%BCrv6%zr+72Gmu0yp!2g@vcxg+q6Krd~GpdAjI zY|@KcrZ`O9cADs7v)v}~^UVAPkMjUiOWlffmadOOJhgo=k#bcE?C-_8e$9td}K znFEBeo#uR@33{0hTypTX?nJ#*NoO;S{W7;J@-4O{PoxTko)r8T{f^A>QXC!<^DM`M z1xP9zJ4wW5RO>UqJqM@N(KKocVQD?eVtY165ve&XqWxMesY-zF>#dgP!m2J*PQUx5dP}G$iKF2k}?~*7$ zz%l(=*NQT%sQ~l}=2b-Nu~S$BoGgWkK=4-#nO#|7K6R@SwCN6)dpH6y?Gh@_!rZos z_KVVLI!Fs*>cAd}(`r^Zcq_U5u!n<2i;>l)Y5($PJuFk6cAyxf@4D!cXtQ;Q1{hE+ zJnUf!o^Z)nLHHNq@D`@}pJPi-g6qOJ0(*oPKM9J>ybVr>w_&-4mA&TtK&xtf+{X{! z0A*ga+i=qRTKHVhfoN6dzVM#(G!C&1nc;Czu~}wMTp0A8VF!=)&*@hP<71gwz_W<% z7*-Cdoi+qJS(ei;N#X!Y5PSx#I`=3(hZUlWhxPJS{WdGy7tBMZ$yh?*Inf3utNN_Q z2Y?MVSngXZ%631h{ig(c9b@A7nqpaCShYSer{DfTc!;a&n^q0{*SJvH63ol_P*oy_ zZW#D!zZXpi>~Ek|m0hp=WAxT(jWX!6Q?&p$0M1G@RaITREz=~Ls?T@z{3H;Ys&d#Q zWc@T5E(?IWi_nyjZ5F0I63vV#+{E=|swnbvEPnqQl=$mAT%Q}TR%#T|4C(Xd{as}N z1p^y0O#mSBoNKCTSu1gbs_6!NE9~k;D*)a0R7CS~##GgcM375;{#W!{;xOA(SYgUY z`%;t(*+DbPRy&j5!P2M#Gg0Lll#u!5fn?zGn$JEsN4v%09iFB|=f55`)8N)sF9alt zBv?Shx?NeCGoz}8Arllmu`Lb6aO)hp>O4q-_}eH)>=1~(J<*i+0_y5Lvg!cxPU0f1 zR0SrOMvvp5Uz9ac2a}y$mLz`u)EH2YxL! diff --git a/example/university4_sky_masks/000046.png b/example/university4_sky_masks/000046.png deleted file mode 100644 index d712698076d71abba7b7956fbeab72e1ca8ea9ed..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 4185 zcmds5{ZkX!nr3$N;s+=MV%S_njfRgzpi+F8ViuebBBV*M(+R{uf_G!x6$9$@xY>=7mH4>SA zjpL_mkvFi4IHsKQQteCXvyhbhzJ)|_ya!_AP~Gt*FM4yf8=EMO4pwX*&J98@jC!O= z#RiQYsotm`z&aoY_FkhtzT~n0$rNY8c)k{1C}kumGq?4$us%de$)VL90q5)wq5?#& z%AxQr4DoJ)wkrIQP#t?3MIwVUsm=Tc6JNycAQu8LCf+f2t~CFU?m55J%F!CSILA!9 z_w5`LwDNa~M(=$}nP0;GzR-``4Qg_TKJ2EhEK=`B3V{bV?3uKtpZ>#e(q5tmTcG33 zPD`e+nr>Out*BN`w~o?E{AU3 zmWFJrh*}bmJ!iL;=2t-~MPeX^{npu_q0IbD{(z~!whDIJCgjmUAAhhOMVbx`pDX%^ zx(qXl*nKs1`~gz>aALSH8f_Qct;l4C-`y#BYwt1Ht^7g*2U4lGQvv?e>@iWbuIhoy z{%7Yz;dTm7N+$ahkN4IKb8~(-xyRYV?(zQnLQa8(QLShdOV=qb`~4pCcf?PAuQ8QO zBQ_%pk&8~xa-k*HhSr}tSK*c6b1<@BSnu1IGlKAjDa{GS!qpQKvgjWt42~8)-Hy=* z9qJQCQS+Lv&J?$gkZOaMu+ePWqW=YSr+n;qKP^k7j}D)Mo|`bz1`jBYdJI*!P&_#H z5%mK$QFelHCG83Q#*IsfG}|OpXW~7oy;D;KOR~M%J`l=Bq`J5;&2A0UN8Iwk(A$gIHCLqXz#X6)R;CvDy~*dmKwFqoHOLEf(o>C z7SBbeIQr3ni1C zy~fnB(bdmiFd4v34Xg!))EAJCB&FB;9ERAb#dT)q2S~$pd;+*vD+J;D5tc9AND_q_ z#>k-r{#2gbjl1v!(H7A%xr(e@<}f|X>^8DN;Hh3 zniUtSjMb+$_cGhK&IwKaAwVh*VR=-m`ciN6qT&T2Pt+~Bn2#t49Y0REsPFm5_$i@7 zVU9AUHqYW^%@%Rk+)ZHWh!}0fNPI$Z)U#UhQ2G!s8I)gDC&C3fl>#K=&3P#))d#;3 zc*_}nD~QAetlc@`0`7e&;mQo#*qa0ZXql^mWsu1f_haM=5T@C3gI-y0zU7prp-8YI zI#{-HH0Lk#s1igavdCebEWeYA>KKseyIVJ7tCfzAdt_&LfFsp_k1e}HZaV%LCIvO8 z4TsZlm`?r$Mn}O0fAAm98KJzn?&@J&s-^c@9ZAZ_<)#SnS=|mtox5 z%JlJ1af6i(VC4b^1d1KIXHH@)jE4cu*HNKqTRWubyi0y-*S=tyOwKU zAdQ2XTYg-2wdGb0&M|G^_6e$;QW2sh9x=aaCGG0BImmuN_3-3!cw2)8(nurJGmtv0L(T2j<0gsr9WKVTX zmebprs`cg=b9_8GB=uMuZWW#_ZuFdtD-P`|eS1;*sD}Pp(n)I)>5KxT@T?q6@z~7n zNdudNB62{1p3^8iC4D&WTBp7=S>EWrreo_#9(lOv>hN-l+eWDC*wp2kC~kJWc?4!U zXT_mA$P?!z5+(F)&KaquU^$V7=Q+;sMY=i`l4KW@AKV*KlVU%vnF6e@F!AUZ?X>-j z3FF8O>0UTI>%Pko<*K7KgLk*duR1yoSSOD(-n@2*?JGRH%QmZdoJ?e)4{GL#ul+oh z9J!ko>g?gCC`=`fcbc${19IhKae;m=-F%%+1~Z_3VDgXab13D|`8C_BD*raU)lQ;1 z3VwzR*wvt+*)PQTgLj>40c8J995bk8hRj?=Bk}HH4_hm6n4h9@FguAW3wCD5A%P!nDQ{`l^JXIHQ*FO+uh2(yq9M zsVkM<&b23$PT%6j6ZnxiezC7AE!2cf%4peqgCQY+(o~734VJyrmu3rM|olT zTyoC&Ma5Zxt@2ta+X)ZY-CfTvPb!J0|1sPp^z9{ot4uF7eSzG&T-gOmD}7F2zOWE@ z6_1>8sMF_mn%jZ(c;ruZvg_H!$x`@UN6F(9&||-Tj68{*syz1{{TBH0WN#=Mh3|oa zJn|f)U)7G>-3`d&^-X}$ZuGsWAYa2V4!OrI%d4-X>uUUsc@C44Z%k*Cib zX6rRmJy3Y@$!&n`D$kA6KLD-(cXX2ENocWqc>~~V0EFm_G85)r-sE$D*v(Wx#I9T+ z9j~3{f>8>-_tKdcC*PRk*WL2#w6KwQdIs`?P5|#=eG9Y_c*)Ha;dz*PnlqK>AiJKV zwShieR>%5!SQXf<49J@nbmwA8KrBn2(e~?rRz!v%6)1RchU-%BLP*}ib}oQ!0-XQD zXMLy=G?;F14`rg<&}}KP>%$aCA|7Bxu*cpq3_jwp_JYG#_LHNOObtwbA!=h&iL~61 zpv`0l%u~mbfB-?yrJlBT2yhEDHfmu1+TW6g864rE-e$`I(CWZ*DQ&FcIapFnDb?<4 z8kLzt|F^@M7dN#ACkC7rND@#+g&K|eXAB^*A&U_#>S13~-uwP57IB-27y1XIXJ`Se zA*&sF_NJ70#swTjUOT7?K~dnD5k3IB(XW%Ij*-ve43-@NlCUu$XM9x`n)^A+jXdTfj+=#n3IT`--=R zjUFp#)7YK4p+EcKdsljZ68U97D9_Efy7We%zLe&LQ9E-a%Gd88DVd{V(f?uYw8SY* z4G!jxkts2zuY@+t5PQrNr_Hz0SCKi9E-@a(b0vYSlJrySxMAtbAg*6rYlG*KiG}ze zlz)|eRY4?R4MW$;Os@}_uyOY1qVxf5AN%ug*DdO{rGR{@4IaoJpkLiypkqS+6s`$x zOo&46T{r3v?)5b$x3OQ10H|(G>}yP;vr7L`Ip6-@V)}nLv<_vly66rW8FUpAQy$Gn3>~XUF z3wtr0bh7UGKHum2~)#z|;D5-G|ICf>1Blx5{VGI#=dizgs)jTNw&*G=U_0;^PgH)X} z5C!ZZj2V3ZuCY?MTazv3FLRcAI+oei(R-8i%XQ#=@0sk+Dn6WiI>A&K8C0=VfwZOS zmm8=Xo==8D!Uqq4Z8?x33rJa;BpVgP+)Ytiir)UMnBD$E6;nqJ@BXHW`J8D6_nq!M zU}?#Io0t8DCp4M&U&e8vE+(f9Tb9=&QFfJWpR6e%?D(a(vkfU%u&>+do9ID&YOo&#HsOv;D9ilpXGVRK z3D=IF7{H%Nx!JtzCz}^lATAtJ3{4DA3CB5;@Gn-HdOFE;0E@$Ab1k2w^gX4eT^5Hj zrVt$T>K^QndB{C%o>Yq|OWYcVr4|k_9oV>x_Ha^Us5YBm9w!IO9ZGDL{Rcb4E*TnV z7~0#3Zft*k+_+_-YmCcNxY>)}2_#&-O&b#t*^rVtwJt$cU~s*1p-BSH^VK?V{B%q) zc`Sd(18mGYyz{yWYt5rRsxh`1?~gt4_4t&E$x()Q^R@Vq=gIwQfjK5)enhqszNy?1 zG;GE}pAy0E823Bh{5T?8$)oCkIgdJmb(w}-!zJBD>4MVP!u^gO#RW z{^3uV+2oz_778WdG2kqB82p{>cy95?Bz(-2s&mCj(^0lLYLLfGLMK-zj^#UCoq1Fv z)eJhw-o^pka0AVmsY>w10+k98K4UtvUqDoskTzNTK)efdK={h>RteQSTrzeImHDGy zya5jhSo{<)ies+ZvZ2zrKHfzg0XB{41`5M}H*?GH;q;70=4TRH&I)iGRxx5V-f+G8?@%Wc>#6K;8Oc)ChH%pWRlq4Zl$ zYFdPE`Ex0&yv7+1Hz#~1e87ZQ1=410z~{+_u6rqR-_+_yQLoW(V zl}cjJS7#uhr1nU&i$cLd1@!fvah`uq4(nf7;s|~S`>cS8V7|hvh0)@DhIvG2na72Dk_@?$I-Pg6?8nTkAoLqDkAX}YcgkJX=p|i$LNp^}4SlMQX&pc{Y zgkSt12?w0HY#5jMl-LrSafsM?6=iWZ0+T(PAU5_K0*i0i#o3_nm2gW$i&j!(0Rji1 z=}ogksc1_oR+9C(^LVLlnlougU?Q&X$<~iV*;Xz@xDAi=L}!Zb@fP1#z~-wnqu~!x zvqTkaC5yn9q&o%i(}Y0K7`n`aJL$47Ou)#FVx@e8?o~XjMes8~zlCsd*e~C7B40QV zKSAArEq-xqT|Z_BZ5~gbN<)BYxSJAk-((~dh>~_X5ey{M)Cp>yQ9L)+VA|9~a(Bf& zIpjiCX9wh(*Ex%Da%6AHWy{AODuaR5*J+r+PFJ|na5X%YD9nB#w40=y zjj)SJEJ^k@wcxX`d5SpRJ5g;!OX$rTWw(`3n1*MG7HBrm?|zesl2^U>(gW^jri>QF z_4MYW^4lt;&Cqqgp~XUwAeO3(`}3ieSZvJhR06wy}*E!@uA!CBoU`I^2PpJ&f=(~ay4gW^G0Vp*~25_3B5 z1%^p*Q}~duFR(x5#eyf0%*U&myEpnL#4-6UhZ_8gbi--4L-lp-Losw#!oLwWUOcp> z-{n(RJCxu!C}!2-7zD}-i_qfes_Mo5Mz66!Ozp`s!U4jaB7+~+V1%ZBcN~AdU1*NN z?;7qz4v;siipPWB0wa#L%9Ew1+kGPm;DMQ0*~d^zqU>n+L^ilMZDl(^XcHo!>u-xd zv=Uf=LOu#<@VWSPpGwU#m2y+zJRt$Z{ zS=O9%X%>`TbI1d_`E#6Qr#?NAaN6;wuIuVP=eope93Sg1U2{H^3BBATZ-FD%?Opw@ z3O|Q9pq$o}XjD&RNqUuygmPwfu}a~P2`96i+2|sP6$p6Q#@W4`Wek#Xy;}lIzCtA9 zLg4+Sus=ZTg+Z-yRgfobR}D;^6-H^1h<9PKB#==X{gs;ACA*jz>a^wVDNZPg)%BcNg%7(`H%!7}Tl#E_Z4%l=;}oH^}>Q zaI`@M0AodiWe=I=ZR;5HCPnblzldnmdls0|?}zWeQ9Xw&sDtNUBEw5XFu7-+T9NQO z67Op2!ZB>;ad_9-FS=j+&L_k7%WceNwKIII!iIXctHTP3ce~=hZ-3FVg6@}d4;);$ zSO%Y&aONjnchUdmS^MQm>h9M?Pk?RbmGp&%flS}Q^r=|rk{_nup~5oX>DD5UWzf5y zmE8ljv4E9ttw_JN5|9A>#mepod$g#eE&1d(;S;edS}JGd=JW%xP%(Z{+ud$nsyee> zp1xr0ueWEGblt|82Qq&TKUk4=4J<%@3Uz&7R5GN*r1;E*v(9Zx+QWr%!0Y7n7Yn=B z4P#J61~M*9X0B*gTe1Y|OL8L0SC+j*p|1{=bi%2ABaF|$YoE}(F4S%BOT+tRDf{^Y z&U8`T4NSrT$CYb6(Ej&5B<$(j1I_}Y0@e5|MDym^Fh0j586_4KZpCrdibu>;qN5;qtoFt|2NOEvYm_1#HM}HQ()wVJoopnvCdt4 Jn>_u&zX7{3_i6wD diff --git a/example/university4_sky_masks/000048.png b/example/university4_sky_masks/000048.png deleted file mode 100644 index 6c0d64587f39e3662ea5c774dab38340aa98e916..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 4048 zcmcgv{ZkWZwq|#9_>6{_7AqrzWF~wh0-KVLEHFArh(aKtlTOU60&a!c5?aB^wW3iJ zYY=17Oq}tWMV7#9nvbSC*$tJwn-y6;YHJhr2WlK}nl;5RQWc7_su!g)w}K9<&V8d> zb^n9;?d`XpKJR(Yd7g7l+hO%FRthgAAt8ZPQ(dJ^Ncj1?2?;;TNdg-QmF&bv2?@LJ z)>KJ#mY+TSTe9(kvY+qx1^r`IW9?tsPu>-r%UNVstHd;Zpig@Pk^E-Y1)&;jM)y#GApP^@Y^=IlFBA$z{d)bAZUfQgE z+C7<5{60!%H$8Go(=(X7QfRmCB^+v2kd{;SV?6n*BO}jxQWXu0eZqEXV%(%N;Z-WJ zzET%GBzRvaT`SX7K9m>|O+?e}$)Xu@V#rTTj7EHOn$RfLZ_JCrYd5h8+=NGe{Aakh zkXG+s>d`(A>HG$9i4P!yA327xTBu~FqEZ_@R1#!4QXNM|FBr$0dMAsl{X?ZvR`d|G zyM%ZHg6dmnrI#VWFPp>Rz7Gt!Vw<6oVV2AJNa| z#QwZMv&ZwJ)yodzK-$XY+<;#DYGUUq>1b=EL7)UZWkPvp6<^8ys({Fvo%2`^v^ zFIa*m%`88#NB-SjMwTY{(h&W)88Hz_fsAV(ht#1r0PSox05qlxA%T@6Ky6R-D~k(Z z-GE5?G?)d0i>E55MmiN}u62^HLyHvTbhxz+y7vavI^YE#Uz3Fv!e^$&tro>A4DQev zMhGq?GUkbOD~l7uCJ^2ZJW}7126Z@|FR_cLRW>bU{sYmk95>Z|BWWEFY2?b6$qwAK zU^&Gyom}ggQ@^tALv!hmG^>glyK3z(*vbC6nze@Hl8}oh4}D%-Skfs?FVnAR&h@C; zh6+a?R1Ma!G#z67iq2GPzcY8AgJNa+DYuD=rec;~O^Zs+Dn?6Zh-o$Ozogw0KNTk| zwV^Y-4Bnb!y!9Xz8y;#6`DJ<3mIE zmMng{)lfJvS zUFb)UsnH>897^;XJ$L%hB7j%J2-kFM&B{r19D(($kHD#N1oG41nIMc~k-Fx* zNbg)5R8LySt;khDyD;LrjPOp;2I zG8v}xTL!%6WLNK|2+4dN=9HiStO5*-gZr_6p?kh2EhD?)roF&nXq7hLzEq4H8+s3$kdvHqbgqbGlc%rAuEU{ZC(V4`eT7H~KbI6UsXcjM^V zNaq3Cpy`kfTVHsB2H?RlGiOylK&gr!>rGVLRd9Sy3X~Z87?3y5h!)d1h59Rcc^Y(@ zIWTi(0MwV3{j_GlI}GyB!MnGlGU4qt&FFsms#zlZz6RDW^swll?~W`Wx;_klDgpyx3=ORp!VoBMLY)F%)S~iJcOI zOJeXFOtou%&OMqf&kTMG1Qo1#H52w`Gk*88B&gmaF(4pos;8kE`}ACgaz!goGqcZ$ zO!B8Y9QfW;Yf|<~B zr*mRBi8=82c*L`Pv+9*KECQ`o-;meE-(u=EoPY-v$`uVBA(p$#Z5JVv>J_4uGmU;K zo3tDc-QXbh>2muZN6s=ef`$c3f-Iy8*vqktOYBwpNUne!+{f$`FR|rot&UpIb2`i% z7YE%_R!m^$0dd)7OBcl@rO*+*{H)NreRFh2z)m%RT7Gn`70OW7K>&}iDAmftKIH%v z_THKB_lvKIq)R8>2XczNQ zv>AGWxr6F-n#~+|CKPkUOYeY+nTO9{)0gwM&?08_0G+eNC~#t8!9qqF(zzfsF?}VR zE2ic6E!obPeq-s{Cur_2<`OmRzR;C|S^f~IO9zI`(dxk7YiA&tcTqRMm8K&q{6R3& z48nH#U|~sVOi>qG?VTGvI(>jx-T~1$Eh`$3eJl(v@u81$mxAOy36-&8zkB$?*I5Vz zg-hGI<}wAh&?LoKG|9|;1TFTVNwIgL`kk@c+NkQ)C!izAuP-M%I)t}Sj9(h4$qed& z3NK5q=%rUj$QK^K#N}ijt*+Dp?c$)BW6OZ08NnNT@^h{t&2fGEei(QHBbE4D03&NK zXf}I9%ppa(e9hg&b}e_Ol!OieHFD8COvB28`|(}_eL6(|={D$8*=VUoriy;XNmS5W z`Ct!dDlF!ziPF~FC!O1dQ~`wbF%YgnU{G9?=@oBL*Ey$oO2#Zrjx~cxh*>>IX6K2Q zM6zMR-OY>SD>mqwG;^VvS6s^C$)|g{kWcXLo%F65^U;WM^79M`)7>-Gmm(!J<@{Z)J@s*7RnT{1AnoJTSI zLH9Oatvt(f?qfbriJfB0?YPln*kN{psjc3VPXZfujIvR95_(CQCa_{a3QQjJ;g^df zcu5t>SaBs?=g{9f`*^OorfCtasib`NZGN7VMGfv#qL;LF5YjyUm`iKw9Em)$g7K0I zuuLUhnmtC(Hl%?>OkXyT!+pHn^cf?WZ9UP+CphwSWLgA-Nkm*6t?u60YF>wf6L{GcAqjH*+@52Bmw$X1roVr#Z1$`d^?cZi{?tJsxn8sv zqQB2bWuZUx+;}(eGBji)*EbGCnKP3_nCtjb(7spN5sovS+7quKDRdjr0lv2dUrG6x5=>($4?)iQb=RYyHzO{X|)?JJ@v9L;u&Q{q$J; zfjDeH?-!NE{-&M($ZyCx7+6WKh%IX8GyT*s{iLSgVo;Y$eSPP|v+6c&M|{!AXa0Aj zcPs?|J~vP)BDO23_1iSNB6dkTuh(Q4#}3z{KNMQaZJdsnNjqQWrv^cJyE;IBuP>&X z>Y$4FZlfRZBU!nD70AVTyCH_&Yz*|^YNIFY1?Q-ZV_U{C<2bPQOZ(t*510`KM-EHD z!*oCBK$^ks?akVPTt6aT*oT54U=K4}6c`Aq?W$3$1dzG@3t$2PtxiJy|ASS6oE|#- zF)*SE=_*XV!)makf-v}Fd$YuCV7zj_Ig&DZ&ifH?$pJgwRi051vuo$?ySuhQxpBVD zSuThHAZjkLT}7=Y`wj62Fv8x}&NqvfKyZKJ{Qk6zTEF%c{?*CNWH;qtfw`G+@RD} z=dRlha2U4JMRt9K@V;NV(OvcasCXH#e#6^e`IJ=_H2_%{|-JkO^C3tM1E8 zKW=U|_tX6b@B2K@?|I+n_x#@HI5n+JdkTexd3kwzRL!U1yu9~!=jFY3qyQ}B)tBV2 zzh}JmXC9~68~?7BKv03*mUoiVxd?c1ACWb&tzj?ay!_PYu@;+ z%tzu^QZwQ*AWH`45D%b4C=z# z+-pd^W>LdDGK`NKQX;*0khhrpK>Vujg?b{Ts)sYpoMoA1*8GdZoan50KVh30^z%vC zsh4Ig0U(eI>Uxc(jpO3>##~M6r>Sw<*@Tzt!<792W)|g4ufz}S58Hx+ei%4SUctBo zcM)shyyj)}90FTdOB~`2DAcm!ezR6UhHFDEn=^TnpSkG%lp(Qv^qaMyzkoH4uj*ca z6WM~4`%96Y2e9(hZ$mYGmm7cJ==P!>ZWZF%_!c|wM(XvMll_63kVyjv19~#_NaHe; zWtu-RKQ?%As8aS26}srH{zYhWVL3cRBF<-WII!>!t9R5&95%fqDTU z_%bxfHEPyzE3&0>6>QNLssSUqdpix&aizyYN_DDR7~=@&4nL($3}hN-aS219P1tbpybY>%vl=Sq(7R{m&A1em~}rOCN~ zeeQlvA9;mC@7x5s30g(@sTlTvy{AKYtdTvej$pR7wDAU?#9J<)f+5{rES|Ed`t z<*$)uVCeFx{;|5l4`orLURMnL;H?WfkXdP_IjvT5Tt-UuGQj8)oz8h&`Lx5en(AEA zaSq^dZ811gW8zTk%w3MP?Hnxw#}c}mgdIYZgK`$@PAA;h0=AHR!j=F!4qEwD2=zwY zMKm!Ha4P?B<2m|>0_A~1JzI(6_<0L%T6$bd*oe$^;}y(~8B$)`tTE>jvYXpo@yE8v z6vwr8wQ&x1fmWEe%szx&pr4nt7Ce3gyCNh|@V;*c#xGpoV*zi|aM;NN7 zab$wNWPYq+8q@o-8n!d@6$Tm)N_0+AF|Ivl9k!|G8cdX2F&J|+u_dm}<_O9=CS1n_ zj$67eP#bKu%&)g-8I7eo{h7GPZAVL4(b=#g9~7;J3?r8t@1C5f-Vew$R~yn0alBTV zIho$a>vcbPXSoR2*+Yh)%MBx)>Ix>p_><7f29Cta>E-#1)CasT&Q0jL6#EGit6tK~ zF;kn^DlIzxsFtX5{oY7HX+P*nDojNmG8%I`(3;!o3xJjTiA&5?lsAxCp`saS*6JV3 zOyt@(Kt+oz6=WEC3b@`ytRh_@TjUicI2S=nkFkGYUO#{(tnMl2+7KD=QXCQJg3Egn~V!kT|?#+j}xIR%U%E{R`e!_Uv zxJgsRSw>&T@G2*^mROKI6hf8i7i`Jm9Y?-QFD`<>#S&{&kF|Ru6~k?<&f&YYqBoih_iSKr$ZpCkqx+-a@lyBVOygfhaG ztm6hA8G24Z{S9|{g6vl_<_`aMHxqFv6LZFdYD7sNnL^Afz~0<$2l}xDvUC|}56}-< zMt^S6P6Mi(aJfW-;-jdbH@ipct5rPfFt_^))E5Aa))H^98PLiSNZF(HX$BI|h??Cw z8XaHt*3u%yQMNo#W2wkYaeajlD5_l}$^1sdk2Q}pTu@hx4a-~EA1k6|q?D91?%}Jo zgzgRDf6yf0ezz2XQd=wuHA{3<)#C7 zGJ5Z*m9IcK2c%H(1Oys zZ4pM(UFO>SlWk_ZPs$i46VsrSe}Q{Xy=0Uz2N$X!ao4%aGi11`kR=$uh(2)y>LM04 z+MTAmrz_FY1M)xvM_mc#3Z4LTlW#LXA4}Y{%x(9DfSocTD-sW8xg>77j5`W*(QY$S zyLrA%*BDojz4oyoCpbLkcGp&pg8pk0}=>vh&=^)ux3BtWGuh88k1N1?DF8Z(= zSoK)BR<7#~D6c&U^|bHoCh_}+wsrPZMHH!Ie;v>gwuZ@It66&tj11o!6nb8^ksT;t ztDK%>v?y~6JW*$5F-$_2gG(gCal9qMM(H0x&q}g8WfFJGWFl$-k2KJ_OE9rv_<@tP zKPrL=m{_pqy$&h&?L0=AW@#R&lIrJrLMIcnc;2@>Zv=O zTeor)HG9}~3>o>H{d#jgN4AG!7?cQ%{&uFdVe59Hv!_Ggx7--LHn@Ku zHviqM)dseIV!+TSe;n8E%Jw9}fzw;hbLL+-Oq08;;_QuJ(p!7}0_$F-RhkYsoqxvU zyd$Zxa%nF;6iohDM%1~6<$5dEH+-Gm@WIOtWRkj>TrXj#aFDy|0{XT{yX=7WnUVBR z^JhS}xIW>1B@4LeS*17j!EH|95KgXtJ=_T7f!+{<5H0R*Y4)pCP|xa7JKb(Z?1t0^ z4{j^8@(JPn238ev0bd^6or`sfy%Z(7=R7rR`eSCOb%X8do>`%5iR?tg{bnr_ z%Xl2_Oq7_26A>m zy*FnnN!%>5z>MZZ8(J>~%v&@G@C1sou2wM-BV zq?ac0ZQYr0aci1OFxYTTNQ^Ax1>rzuq+@6IC7JF0Sr8M5=J3#?GXdlWPmo){{w5Ez z+Q)sG2OrsWs_L)5s=oTlR&~X#&l8vladB~LqpT;(8zMdqf)35*K9sSAjljR&IOYps|dqy<8RHMWm zJnGI&^xH#TOOmL9`M!p@#qX3i4tIS|!_)Dk0WIl9@ma*-FLLUJw zgXa^8-q^anEpm6b_Y^A@&s5({Ova~=77>bG4w7qng0#n!ZTpxm*YR<9L)4KL&hjgD z_GK=(jn(t1|Ckb>1*Cf3(?QI{n=D1vr2Gp0Do&g+q|z5{U4xq*ue|pP#j0RN8eLA% z;G3(P(g^i+?oL+)c_-%C(Bl?sjML(n->vekRL8PKCSN%lX~FAIoZT7Gwo&r2Y6FAq zw+ip|H0;PsmIn5OrxTw~KrnXV2+P2r{u2%GaGfDFkU$}A6fy=zc;uh?t8-yj5nnwh3d5mH+9I;j>)Q<~Qg{w-uSFz%XYZ&5Q)s58zXm}*SK zrn3Bs;>NKwAFjgcsWOa#7ve*hsz4D`7OeXa$n2sN@siws~(12q@^?XdmBYPb;emI!f40^r95D=ivX#x1%$-}Qn zi_5XOlSQVOdTmNZOAkiKW7lVwKG`f? z;Tjl##-KAyDS__E4L}RPD?hdBbZ&9Dn7(dE&1mhJgn_J+zo3%ci9WnQU$;m;C*?X~ zW+JQ8Pk1}rZ_v>~+@2Oz(HVa0D>UYP7L)yYGdQzt(~S?n z)}z>Qlj^`hwe{l~M?h(>*G@}z`vJ$<-3)Kf^;M5mQ(R)kOSra2Hlahi5HAET4jTV! zX*TxjHNSuJ6uz-0r*ic861s>c#VWeceanyv6H!vLZ}pI0Izl=aklRh%p+n!*SUN7W zs`8AenWwKxVoPMuP{KBdQVTyG#Me<+;$@oYp3yIhuQ zNq-V z9ehWiVXd`}4>+r{C9xTCU6BXl-BFKDdLP*qx^pmH8z18)_z71$9W+RE)@%Ij7TfTF zbD5^xvgDj#s2+9c>!86Y#{$iiiK*IblM_5lbrESpK)SKk+|_KYqgboYn+X5%1tEo; zoKYI|iY2=9%)4x=Og&nUsON(-M~ETSWEr9YV&qqvb?GJYIWdEdf*e#zv^f6$YMB%-QFO2pHKwl!4VkIZ*2AuoTsD97b@XMJmmx0Br4GaHh>?}Eup}4jo|jn|6bA99D;`Jtr;6BoHJWgm&hqnM>lupB}R~3 zcB0>!?$8A<`3ZlBOJ!mAAXi(5CY?)|ePd04sLg3c9{IfVa7ArCXbifxExIj;53dup z`8DL7p=TyhqO(J2R=`OJhdyeqR&%o9MWAxd8-wyfAX7j;!7J!gLlQ z?^d3X253Tx7zD&b7>E`@l7Q)xL6^XrL>t@B>@rDgM=o>PC!7klct%9hjV8tn|oQ8XCY%2LY|Xtl^;HkjuSsX z5^=2C)bCR>a(rpNG)+c=A+>->-SL5|M^dY7m&_e0IzJL!#(qpN(Uet6jNP%up}rz@ z4w=>CRF7gpOAejM#sX7KL`Keu_pNfzs(>H)CB6W=13O7^C1DTU4tgOQKZ*`cR!FCb znbn-t7boiN(mc)k!NKTNc;p_wZVai0RvD~=iYb0Kf%@k5ttUR6p@xV~QZ*$uq6PiY zFC=g+(L4ywtaA1YX_A#pw$r9N)WWl4dMY2_4A)cs$)nO(9UjC-{z(!{cSLX6HmW~R z>oyOZqg~Uh*-mYL$Xi}~qLf7EI~Jm)hE!F`sZ~F)y3L^9N^hm768^b^lDUb&5 zMbh0z%@%v~yku8j15l57s&`(hQ*+BH3YvM|NiL?7_^}{@| z9DA*BJe0oF1h7}b%;SNBn}_3|D>L%vc!wPJ3c-CUqRl;5=YWKp~n{4p%f2S>8tSfocuoIBDJV+WYEk}6S{MYaP_&s zL5dH|4>NDDsRxK7V=(#xzHs-=gRTkn@z*dh;S9y$g-_{uY>E2Ooman(%0DIRX-cHQ z6B=@R<6|WpDjg4c`({DcY9ZK%4zD<)9(3mnG1E5(W%bk|;+VDT4r}pnn{Tc;C%^9| z5IRrte;om@vhy#qv4eEtoU^Wa9@aqG9g=viBc{i#;SD@wi6U-kbFqz_#= diff --git a/example/university4_sky_masks/000051.png b/example/university4_sky_masks/000051.png deleted file mode 100644 index f996ac9a2c50128d39b376a6fa18be2503c08f23..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 5732 zcmb7IeNa~{Um24Oe`x(STVC~ z8CRs(Db+OnS;un=9PWm>J*B2`7hS&D3hn^CO#8?LJ zAwpIoA~C@<=l7_dvAvFy5(gW!!Io?ZHXYy5q`Zz4X|RQ#IiCq)FDb(sW66DtA309y zjI3U7EH(R0Pa!64upN*2j#(EfyU8c@C-#J^HGDB1*GhF%ysWKdY*!wjYn3GqS0gSW6)`6`)1t{5N`MF|+tP5RfhYgL5)4!G0M% zX-p_!SVTSL{Mg659mBE4NG^3{Ea_P}mRwLk=k{p+IG-*b$=*zUPbpNS+oq#(Kaf3^ zKVHQ-tz)8^6m-wEeFx95t<#vJK9~1{y4>uIopDSC7~+0rF#EyPP0g7TeP^cY>V*^j z=(BzV{Qb!Ok{H1ixx8D1JGN0cB+{-BW4K<+`#Xhu$ruPYA1JjLd3zv-vp?eAYqYd;YdSX^b-ZB*pn(s8J z?UMu}2!YCeaAm#iN&7;s6LUP#ELO<6sOz)rBjxKz+2g9m1JO{yCP$Mz+*rWn>$lh`K*bHs$S$WQhXO;s$u zC4Y1H8%j`SEI&a62}bO9Je^}KvQW%A?TfyRE=L=T33ZnIQ=d#%K0fYP*x=N)Z4Dd`ZhUZsVOFO^b;c7VtkVb!MB-M`xg#4- z^|BwT$liKT5c*L8b}z9yu#lBqrL!)aWw$lS{wQBNk}a{Fb1bC4UCYG(WDUZ~kT|BV zGqOKW*maSti9SYO)D!!(lN^`}Uun9`BYksWybRrMZ!|8RXAk!yC-&I)J8u}-*pGI- z_Y#bGa}mJUu4Zyn(>6v2t&di;+FYiM4=G)~UUZ zl};2%LH8F8i~B`EeAqt}9_b`|5AEeq0-@Fj4mDNC?3XG|_%{Z%)-kxxydK?UR2{-s zs7>a$-m}Ro9+_}qthZ|LXw4llnl{7l{Tyt;-a9IA8YRP&Fy4a$2lg>X*b#K z=$&!P&DxisFVMsCj&r;WOSYV&q;h*y;{H6ub2MDZjFvtA8G zbQQ=Yt1bESetm&4af>nWD`i(Cy_R#jV~RY_T~yV~dv|_-I*aE?OHl;t zD5#YbnXiv{pTJWtP<%$ts}bxkeT?&h-{5N``OV=2=SZ7%F8`NKhYOHQXA6MKznVuuTTvuvi4&^H0M4v6sSt@ZL-+?3T z<2DytIKr)y*qAa^$ZbQIsP?pUuaT7`vFCA8gj^0(m&lmth4{T7hZvR%4n=9R{Gi>% zzN}nBD_e{Su2#ja&Y`QG+7B`%m^6$N(%ULsbRalL`s4)Q zAbWm>bk_#et}$J35Y?_bMJ;jY(@XE?iGYKQiSiAvj<1zA`2V zcXDrFC?}ZO3@Mz%66vm07S$M{Q=~8DLiV0qC1Q;`f|jA*oSf1?5YZ^ zgX*5;v{LC>BbP~M!o>=y%%g48W#5~<#>6(a91+D-AX_1E%uty*P_^Mvw!|j0cAi;n zVRhMDQX}da^A!VgNJi z`}LY@L*yQ)ytv*89yy>zwIWFENV?p491;azm*B0$D#;oMMXHm@(OmPDq1t%d`jHk| zdE31?JOFKQOxOHMAnp$dJdD_<4q5m;p`4RX7`o!FeQ!*3jk6(31Y#VyjgOT}Pj=w# zfZ_qm_?6Hb9A$4oDm2faa!flma@!rc2Jm5u4BX zQkdgx-~f?e1l2FmYM#j1o++2?VOd0Si4B_`AkXr`Zmqg^g9NLCkV1y8?}rBOv$c;W zeXouVm=S9-HKR6(58V`Qrt&}U49B&aB#s-xDuk^37CYG&^sc1k)Wu{9!syMMqZCw~ z1H=Fo_!4`5MNywvg!(s=6ZotKbhW!Tlh7bFeDhVVw7gd!!T4?Z#J;lVDv9lekSohI z?s~e%o(E8z2X$3XXEG$aYwp(P3KRQ2&=}d(L_;3~m?l}{lsQrDHndv#5n(W9bFB9g zgd=S4h3P?_%&ATjO0aXrk}ge=mjM-^a7G74$%(dE6;T@JiE68=`NDLiJySmaD|KjA zI|CiU16soyH~@0(_Y%HWlX$eU!7gvW6i!qVN^VQms7M@1%ikP^O7Y}Om zlSIg2?S2oE;vwB~F`;PTf%HwD_0>l~LT6SDGD><#$f;HzLuzlAH`sy0vaP(Z z2Pzn44q$;i4zxPVQ?cGG35?@=urDtHyBCTVz`Lr8%o!1YzZGoh={4lJ+LmqWCJm>S!9 z=)j=^@NP0DV6WaqwRHgU8nNk`2U={Q9f)k}PO!1hp@8IomI6uH5jm28722V_{uVT< zuqIdR=bM3Kqjo1he8iK=5?6k?aCOs*w=J+MR7Er%ixpn6sp zPfh{Rn&jezeV|)RG^r29U4av>^G{^(D1ZT5Xxb+ZKqF7!bLckGE~`R#A#-T*;B)^I#t83CN8;4>ri4 zKS8zlCpIu4n+048mnpF$d7e{!z}N1A?FqHFqvBdWBuQg5NOj{P!gR+y7xoPKYQ_Bz z^QcS^lAY*-XH63_NaAy34Y6N3=+}A>z<_$n09iAVK@BI0fFKoV;IYwEad1iOP_B_{ zg&I*Fgrlj5P%<@f+kJ}IDgux0*B?kUYoiswv`UJ&-x#w;*zL+ez*@ji-wV=R{90|+ zl5U3C3-LE=V_!`B?s_(pHNmS~h+}DUpa#;)1o}S9m@@{QJ zk!tJ)y6+%n2;-yv!@l(^=^YtBv1DDGICX4mk^^2YiF|8Qga`Jlh_1=yLSGEJYa}< z%{r~TFF9~TWbw-YgBaf=Fd~%5AI9m?gKuiE627I%l} zpk#Z2cu3x}Y~WhPl9J}jqggKiQ#5cw{`?o9Vow)!3rn?Z$l(C(R&39!wal{X<{zWG z;#c9RHLLewhSbsUz^SUI@SMW+RBjplOEEF^S;x{oHisYII4~4e!iLm0*Jlv`E))rM zP)jm8oz3bqwNB4mkMZ#HlLkouD@5 zf2L%qZ_WbTAzz_;-bz8(*Y;*OrQ7)uoAm8egQIZq<3sq&atqg0X-~1_L$IHyPv^pI z%+Q&4>F2lnZ}fYO*;*P%FG4-4R=f_vp}MHSF}0U^)C-@vIf!DA)e8ivlOb>Z#Mq~0n9HTU~5ecaB& zCB^U=(g&s{FTMJhFqs3JP(Oryc6@k0*eNK-%1(XUY;YLQ1D`yb?UB`fLY|E_+PR2M(pp6k^I+EnNET|729hP&7H z=FXood)KDr!Qfw;wkbZS->wS!-mW5`&_KTix=T#0fbCrcwU&jS6E87^U6%TR9!#mC z18dWA=S$GR_^=^bxilRu``^Pl|6%fa;fa5y(jarUSr-0|_!3(hcC?Liw$RV-#E;3L z9(m#1hyQfg1YaST+(bYBPmr+|F7k+}49iyE+H=&S&kKL1K378j{qEGYf6nB?jqo5^ zJ6Q@((Nguf>TE{`bsWAGi9!6!-KnQs0u(uNzHl)IsaqNg&Fc8)X0tXv{FQlWa&r*h zqDVc}-9dc?TlcM@8`S3>W>J}VBWP%cNAZIU%R)tQH>8MV;h_4+rNYHcgz8ya;bNgw zaa}<_|264TAGrYf#KcQb^iS~r%RHPu|9uzF7vJ*>lyX1Vurwx9`@zQE+Z{_IvX{;S zTY{W@IL{9RXYd%T2 zskZflpZ|G{Ot|(ptG}V&ZrFdX__piJzo!4kNjAz(MU&kR$`gxuye0{D^EFZT%u|J2 zO(FInSGNx~8CrK6`7C03j!s21g25C+nq;BuXDTC*>i9)@M7b{9@aDcmyijg)v83UK zk?=Nujfjw{?9pyt>mD91E!%Id>kz&a^5qq1!h54_hxSZ==JM}=mREWUI$gSWjBqxo zcdTB%G?(K?D`Jw@(6Os7{b0){%a%e7>5?rLG`H7SCN&N%{@kp~Lo|{7wn^|uV&0*F z5q3D8@$e&%?bW^L7(_aN~O*UyqUOwl)go|&rcpo_|y^X;48D%`fgHBh(Gt)8QHHh?%Q9}?_E`Ha?T`0f6 zwijxCoTKAK#35C2#Dh(0m~XMx0*O^|`S77!;qo<=)k$s>E>u~b3&CFO3GquTO`-*d z5M@V>%BLLM8$RX{o!OLafLC)&GoJj90;v=1$2!tMNZ%COHtXHB9+qDyJ9xK`9!jID zDzKP+#e{n2ATyopSJ)7(uP>AluE)EnlXTWXStYZEGyYSn%wq59)1JrrBrIdOYO;jd zaj{h(!35f=UTh#))O;RIu*ZeJa*mP5g$qg>nDl(e<+@FTKYo-ZZmY%Q|UzX26sUb&tyt0Ir5QkrwE@8?)jPg_K@&v z)yf1}9@CKMJN0R}VSbRWCcn*M*6>y)umacsHvP+3u)I>XIH27*NbbvKGMnNh)(!M4 zvIAvvc8^3ppGi_q*&&KQ8_H<$9kUkGnZnN6#mCK47a>wHuW|>q)mSyHXeSKO;h02g zpCg`I+i2mtKh5j|Hj`aw3aw%C1K5?HqMt#}J$wWE3US}u7Rv0bU;M!K+y^{ru}2%+ zU#GnCD&Bm9eJs8)3Sy(UOm4)SRkBApOL}*-+4eu;{lXK<5mcb06+2y}k$cdFL+$%4 z@9k_(8(65daTL+EMZV;AHiFfU@Vn+Vpbu`!#8s4N~S_*y6Md($MFU{ln<0V5iPWv}?g)yTPis&S`J-@J3wytxLr zsA{o=18r!2V}3w3?i_83#PJTj8Npsls)S4W!AK>q@#=PeQnjycN@h9jWI8!^F8)Il zJ~y+26Dg7?;*q=NtD)S+LFND+)WkFUgxdBRDksEE;Y9x2PYp9|$~S8{CwQ^74;!!!p{g|u*~##E@WMvahss=J@`APLpJJJg3* zP=7bNyScsEgncjWtg<0@(}2q~KL+!$+yZW$IPUd&*?rS24djcn0Phk)uAcJa3s&BpteH0@hXH}?URa?6-tyX z!M+tQRNezu=rwNdBPY=0&y<+9Cs?!is0Zx)RJgErfXw__XDX~QWw{J@qZQP**}$+_ z-BfpxMX}SzG7PgsLWHI>c4?T~J*}To*RWS=fynY%DB}dmcF(w)A{O@hQfj~Qhv*nK z35Kj-sL99{Z|C(yYpLC^p_dK(j@Rni_bx7nGn*oR=IR4+wt={dShx1gR?bNPAWoLw z+nOFovbWYJ`W{%O*|z^PmKC`?W2GA_m^wK~+1XI$E`6k1JAaiG`I0@s{aQn=rK@tm zU~agf0hhMp3U`)ywys!^$tR+a%_6;VwEzkX~kuEtQZzqbAUVrvP+!-3@9@ zt@RWxr97UqO3O4v#&b3|w>$j=aAI#v(~c%j%y>u~xmzn?@$%`cO*&KXC%k+RM#cf! zvB1$3R57kw(QK1fC@Y}Pgtp@ntXR?{F&{SO_4E`HiUzNA=T$~+ONSooiv6h@2*r_D z3fvO59Bv?_^8`rsIZy%Mb^Q?KO)(6b9l~8d&1rXfnfgTs@HF`rn&TJem$zv+!M{gu-Ab@#&+IFw&EVSANQLbG{ zHbo3TC&jz&fz@$yDj_`&4uaf^Hgxb#fOdyE%8_tpN&uV2HgH6~ zS}{w4sWn#BNee{cH)3c5=!JWZh{6EEL>&9famZ0mHZE@E*p+M01S`NwN&o@JjR5+x z4&|7*csY?HBE~6asroFYtCStoM*>*oqLgFD1U+*!ca|LX-*={nvJibSKwYm{O*vUo zi{hYawK3bs;~TqF_AF$auNL`&d%&h!czjS^q({({r^vm+Y*&*g8__>y8aYm}y$$OVWT!qfw6g-dt)#C)526w#cF3;)57(wQkM zx`p=vQr!&i5&5JIShsjqa!9qqLv}#1xN05rURNi41Wg3wMHTrH`<}jvXiY)($-{s+ z9QEIe0tS;7N|nhUvC#{^+^7w4n|L?ekisH#iDlq>Wx=l=FJoL7i1h1I1)t zKY3KX4owcrRPXDvL|%1;aOr+w^G*-5$+%^^abJVwp;9ICc2i#SHeO2(C=zfgSk{SX z?N0M+NlOlMoOeTCY#>@JIfi{}l&GLIkmO*$@;N_&me;$~(ma{vV{wa+Su1ZJo+Xb~ z?l3!DPqGFp1|=&MIUa z(HRIo;apJBjaX~RLCsn2lG+q4JIWk3=I4`@yrzKSLQ(2xkdM1dKj?btdiNM6?8%YO zvC08*Bbu-oubjU+OI`|&`fE%oHvn=dS(Jn5-E%%g7CeDh(z{cI#{4CXTdR7?6{>@18KCwTtHu{z1Rx4s#0M&hTG>X4`Z5My$BW0YTF5x$ai>fp|pLZ z$=^Hz?5kwp+e|ttsAB$U#tRd*v@nJ9nX-Kd=uQ6VK{@q3nj*02Y)mJ};{bLHA1I71 zs08D9cDlq=l>J!W=EoeuCdpdNnc}Z8?4#o4=!H{ZAh3R2gy4z<23A{oU50YVwzb}8@?2$uFRdr2Hw-WAYY-Yn`J!y*1BqE)$^5~{V^vymc)-el zSq^GT4=}+dwQO5nU|`l}y9*cfcvn0IjjrQ6B;?K;*yBm4@=f z7y!ymAY06pRAapCAZ#zJIhLO+%JyqawUQi`4{xHRJ;KUA*k=dLKLO5zc%+d0?- zU`=`i7?jDEC@9Y-z+s@V%VHW1>LQ`sRHoYGL6Pq<7frTuTZq1%;Gkho zC9{{#%VsKmro6M~W*VuFfeYgx`!9Je(8)5xSREB_OGlG;yIVl}I(`Dtv>AqC<;Tl- zI<0gTpb8FQ3NK$b54x9Z;~qc-17<*Isz6!P^QywV7LXppY&&;JN8TY06Lw%YuB!-V zZi4;b+I?5s?j%RZYuH09`decj=#YTz0(?L_KN`!g&e5pKQkQtr8&w$dN{xF!{k9jS zIygD%gV7CMmV zE~U<~eQXET-4j(Cd6KgIR_RgK80Bdap=gpDqVRWLX@#?Zp-68j+dbw2$qk~VtRoXI zpzvQ+`bj5HQ3ASl3+w9vs7y%P3BWuR`xPA-`sGV$p6^Ow`lJ+N+*m=(4& zko;#7&@9bKMtod`5Ro|jAmfR`G0 zvqjgDRT@(j5W90r!9{+rdj>*glAx$^CM3h)+R4lzJ0MgVK@R;u1_ z8B~+rSx@6u`W1zb$tQRDVk&|nwnH0+Q-Sg;KK~a?x`z%9O4*O zF0rb?r;d`13uU*$e`6q;L_#8sqZUXlMQ@r6gDJoMbfk&-#%KUk3q%Wxgs>w`!Z)@K z;ivieq1;kH@+=QXTtw)?FGf`FD;m79O7D&X-Svz|Ke+xoz}$5zcbX26R0%(T={9zr z3u=8T`(Gs%`TvqQ(zNFRtu?mRh7VZF191|I8X&QHO<0NFJeJUlazLXN7qF-g!o}IL zjh&#`6Abc2UMHw=6)W@BN;|SRf&(xLt&v4@=cuo0HH4I)mQJzT#s2b* z3z{$`dz2i0@khAet6x;H=lcr0j(*bNd3OmwT=>Nxt6^;TKi#`v&k+F%5@btQ~6Pvy9OWcs$AU%ct~{-wibiN{t%)W}9-l zN+4? zW`j)Eg*j)6>_u-O#>JF1@s62!on}^gU*eRR-j-9qsUvA`|Aq< zng<~H!;0i0c#$4O)K*|?`G7@{2Y03+5V_$3=!Y?)_OkB@4Myt(r zkG?E=BOpgw$~L}BM^rn8Vnz4KYuBzXPn|Xlt}nRw-w%+XATBWRs<-G3t_9^cl&;v= o2}&NKdcPwZ_{Mwl@Y@Y<%_rV2IcLwr{sEwnSCx#({_f0w0)E{@cK`qY diff --git a/example/university4_sky_masks/000053.png b/example/university4_sky_masks/000053.png deleted file mode 100644 index 482267c7393f70b5512a7b76f4ae23fcbf9536aa..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 5665 zcmdT|`%_bSmUp(D_C=6H5}Ytd6M0C2QmH1$@Q{IU!5dylNNxxZ*$q{ISCman(PR{H znzmzdvuUO~(6ThIgdjJ$K`NV#uuAK0c`x(Bp!DOWr5u&=^21D}ZS7lANXk~(Z*=;n z{R_4#MJ^}jobP#`&-YrDH5HuQ!rj}pZR5bl%hcPp{nNYKw*4Y~Cm?JqjN5T<+cy5+ z;Ia~p=@&ozkF7L(zkmCGhqt!=Ha@f?E-v2n^rIg25KrE!-XwiHs~=)rr+)qVV5T(3 zd_6mTqrO*1{e<>5Qs)%A#OcAtUO9)ohDFAC&oa}@Ji3qNK#PQsIj2~hi7#pWPFX;m z0R+)ak7a(afztmVI5%XfgL-w`u1s1~6NaRj{zmIjt-QA`Nq_$FbQj}P!9@yHb+bC~iO35)GTS&aQY_E#ENbYgFmqk`o4 z5{~CG1+VYxKK!VbIvR@W%9Pm(!i~&tg1hbW8n#+SHtv>@MH`2uo=DSS=CroAj>CR# zP|JIj#VI$HHdBkeOUx8eu5_cS_~1=-0()_(_+B&wb)$5)WiABFW;f&6D+Z!ZT{vBO zm?@HhsP=r5XKjRHHmU);Prw#?E%SAbNZI*{#Yu$yT)0*jFeL}ENGZp!TCrZHQy zpF;)D+~)TVpbzfR`x0VCWx_sZ_JZ90+aa~@v zNJf5vT@KlYL&zdd{srx=tY&Vh8NaEy*{0{xadTq!ns80+h|CLDtV!Wi&8VhIEU;(r z*-wN*oiN)2FM3v|1jZ@j6gw*HU;61}R6{j&1cb%jjDE&@Hp3>#Y)APw=(q&FyxK5; z!RyH#i>{xkSqE^FmTL6EKJ@q)c^Tz)i9hh@JGJ;E1EoDu-C@dG)$C9MdBol#xIt%K zLl2(NFo!|Oe5E9hr1fc^s2v?mbU84-preU^pXi9yDW(UUe^F?_C9IdH6Th~XuYZVP z(0X^!(k$-NJyEwSV3hGh1^w)5(sC9%)+VF+CM)-+@JT`75i{w#l1u6JqwNaHXSHBPC4mdL8ug z;_9?{(hPb;L8qdY?7>L8_=J+hu*S4;9ka(i!97Q(nnmUY%A3pVNqhb8*bQNiMpHQ5 zW}LOO4-MxW@I-#)uc$VtOJ@z*d(7|nTgr8qBeQ0N;%rMU(xK>`X4=UEGOPYH<=fuP zo$y9332RY2Wn3%I654pRr+S@ionc^vbmbbpsUMtVhp-DX3{XMt5ub?%C4O0G&?XpX znat?v88SL9`(%>@^b*KB+-$Xp#+A%OCc7v)p-~yt(V7!7?yDrid83H@7Bgu%Mg-6Y zgp4njDd(^sV>6)incv84m-$8zJ?a4H;oSbE@5Qg3pe?gb=s-(HZZ6f@icoI%;pbxZ znWk_i-7n`zPsX!*glqBVXi+Z8&nDoP1^nckV_x`)iiE8Xg@L63AS2MBf&x0O_^MH7 zJ!N02kda3q9~Qa7D?aiZhnoof6E*WE*;6ry;5qSgPoBguUrxYH3!yT)@sL zfQRGQdGTFrb=I;L&B3ul{#xq1^^g6xWN%!?5_XvAV~$;SC;heLyRaL^RJp~H>2FeZY>=qE^cNm0YtXP-u6Vk>J`OAHPQ=@4*l_i{4#PAcK z(HuM6sxqpa7e(ouw7aMPNO9X`wniDbBkiWzsA5ja$YO2_k%AsSO*P9%U%C-75G7oj zu#_AAWU`DKz-AlD9wubGmEpH|S8-DVhpi=tc!Y?~%E9dmTBmWEET?=@THF@o(iJ6e zwE-dZ=Lhdw93#}MkU^+>;#~1KLf+!)6h2haK_i`-7<+;Eh|p%vw?eJR0HySRsbg_I zwcf{|!%?TEEZN#lP2sEsrsmKlPkm@;f4HG3o>fx%){sUiZz5`;X~bDF>pEt+Z_&Py znI_+Vdytz+7+Uq#Yc#liIjjIu^%QJ{C?MrYK_%TSo$=0N2}A=h&M;+}(Y!flO&4`S zP{Q%!fv-%!C`WycS!no185pJ^yq0nwKcA95B$8QA$;fi+Up1XMAmU2)3v5AM1{{_z zhqF4KX#E{AGSW>VyHH;DXD{AEWbR{N)Vj=HE#UelO`(TzF~5hD%qAU2EGcbyL`r%$ zSMx+GB__?onkLWwFcSW#UK^H3>C{0W1C0)v5UPCr_Yj@hS29KojgSzSCCTI-VY^*F zK4OBVxtr*B0e|UN6tKm>wg3Jm(C& z1=@pH7qK!;A`~bRmCo?pBqX|c}m*>}Q~o;;6! z6h!R0AfVu|{ku0VDlhI9;}U6R|HyRd`4k!0bFLc0A%@RS~RonFFC3|e68zw4 z7iy%QMi6AP@}7Faa<+s{J>=Kg_A3^zyouCW-2mxBjL6>Y8>&%07zGP+q|2;y4D(BV zh;y7pG?>!Rk%e;O*%8dX^sS;-{%~Jo5DN%F0)1ylJ!nO11z6$wJD~URBG-ve6`u-0 zXr+TD74=u)=FsZgF-w8M5)k2uQX&xy4}@&x2X>F-!&cG8oZBM0h6)D3&W2i5>=5r< zXa{S}lSm2hIc1zSs=hJdQaY~tQ(m|@F0IWD-|6Sgc>x0**K){TcRp^yYQyZJ4rMag zDkBf_HTW#Pg>=%QL6e?>#wZ<@b3!-I>;c{Lm9o*3a)3x_vk#!Wu;>jNvgl)c>Fg-4 zfKFon%j5>h%vH;mg#i&F0}5@|cLuTYS8`8EjW7syK^_4YP6=37zIDkBbRLfm45&)z zSW-$gRjB1p=x1lM=x2&%Ff2WZ?C8jLQ1UWsJ1st;X=ne_ZX>Iv>ZP8;9RKtWS}tsgCncJO)61u>RK1Ud?x zXDB^)1$UT0J5@5yCE#eeRbtn!e>g(9@4D`)w>0ra74cQ13^WR*x3-5w<48L@vd}Rq z6DD@^bi%!|r(Qh(ycoV!)kKSh6CS9E$djSLT~DVDVbB;^#80q8>*Jzy``JAncr*lfnX4G6?&+myBJ!<8j894gfSU`1*;LML z--uP)>H(XE{ViB&fX!_-)r^tHjNc81#JSq*O)?@b_P1jcWIZQ_s>Ei@Ng`j~8qT?6IU5dJ|uX2E=Nr8HWH0bXO!0^MMI}BRtX#J<;`II{LEMK zD$`juM)}N-TkKwijJms#UlNJkP+wIWUFE`#*CxbK+qNkpEZJ~#3g|JAbQGF2`2&W#a19e?b z$K`a;<@hE)0|2N6!k}f{yn&FYuPQ5?b@R5&Y)#}lXk$P zeK}fB!w*y$tQX+c?RNdEBoJ9Q`3^rL4M6n|8>qce1aLLqstd&tqK@ToHrS1L-5Nx%w`#3>0kV1k2K_gYUw9z!5920cJ~mCV!#*>$`b zKwNliyUeP+W6(M}ma+Q5`p`te1mGuw*j`1iM*b3`hZYdmk^T|V+vfLbmr;wJYkTp1 zKXwTNp>E_S#~UlGYoA`{-4oN0(oz4W=JXsXv6Uu`0$rDRwc~*b_%LNJGK`r->gA5VFAs9GMZw&*;Nmw8NXW5c!W=+v- zofW!r!SJAA@X8=C^6`rneh(kiBPe~Z{$(TZefo_G00|nuo_xJYf!ixc2c3F`&U!ry z{877~VsNwj>a_E9vZVk8Iw*II0W1I&r7WTLDyDK>z;3!3ECD)5Z{4Kh?xB)!DqTKG z!=r=I1#IcE!eb?nn#QcD7_R^!SIeFVh7Z{dvUgzgW*!FNbA*@9nKW4AZgBYk=Pc9>B{ZI;%U< zXiyiB$^<8=ymTuyJt&U>2soxYQu&r_RByFR|IFS*KhCx~pIe-ua$+yQ${S>KoB}bt z*??<1>BqIZg0(S0Y&QR8n&(Rc4$$xIme1}>%nc-x1e);#@IE*EFJRH9i9|JbKKM=5*Cnr$$Y^r#lSrPLWz0OZ9! z%LulFk>&75`0XzguNFXSrqGXzru*un9;=Hb>7ag-9_hmsl<%$qxwJX-;-o6k2p$Gs zoCcmA9lU=yd`jv8R&b_2z~Jbm3g$YZww`c4g`45AGH@J_b|0|hFHX?ll}qG=i?j4I3|OcO|LgIjSkHw+^y63V*UrhlZU`J z$nb6TT3qJ_P9eZniYunSg XPyU|gAG;iV_X|TcWmil8x&MCwL(Y10 diff --git a/example/university4_sky_masks/000054.png b/example/university4_sky_masks/000054.png deleted file mode 100644 index a5f0a04d003fb46fdcf996738ca7e0e1e8ec3bad..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 5560 zcmeHL>r+!{nzy%gP%)AO66_;h2nJ%fxKtCHL4--d0h8`v0=YmWvKwm(JZf91sbIDj zutqd}a?;VU#kE=x6KWi5%S+~5=?b!47w|a~jGrVef_q)P{9?lzR3?}#7r@3eM z&1#jW6Cbes2=h(qh;rs?vLV)dSTbN#&fFz#2Mse<9W96R2TbpNqBGYVimu}0Cg$G_ zubRe~Thxb%bT(7`*wjPZ4rt(OeHT|o-P6yEJBdBPl)(4{ZluI;KlTcrPM~l@ILv7yAYbedVOvp>mxwOfQv%%XaJCDZl2} z^$PcmUdOR0(W+IZLMvu!cTo@3Ifj`l2y+LaxhY-ca=`64?&{&6_uGt&dWZ?J#4lu2 z%D;%rHQI{@8X2_4vt8f~T( zPFdOR#Yw|P8TDuNt4ucZ*^$%I-8yz25gct_CYxyP(L(ktT)MQh*HPp8===5%GVTZQ zy;HC9*wC7qEM#&1+0cU~+405*nLF@((!?~cUia!2nVsUtO+yjVp@|JT9p;r*2s7Va z*kR9`H8LI<;^t>yIr9{vljt+kl>KwOU$q`Jk(i3BH>$`+(#vetFZsI0t$YgUGxNrPt(-WKP!+4*k5 z)az)IQ4f*3Z=*z*P?-8y{c1!s096WDP1O5{r>^XIdnLrFY@u~C!&Ix3*&?IT5w!oh zx9yO8k2gMi9j(M2}UKL1V;!EqRrg)3d$&aX)$*<3WM-X}*JOp7>2e ztWiBfI?D^80abSXIep4*z@d%>!5DvTnE94bMO~)^Z{-#D88!BZ z`ZLBm@2CEV;fscr-eiOzTDeC9XeR_ciqGk(A;Mva$$8ZV<{WhmOM|50hQ&u$kKBxp6&t12GYkM%&RwCQW)- z4ddBR%=AEP?8k_E{=U~X$ve*EC$4cr zPA_~|uc^EvWdC{IGin<%vd54z5*W%5k~m*D+t}(lYiP+TEj#Ezm}U+!8Ep8k zQ-@$?Af#N5^vzh(%<;zy*<*2iKKbt{m zZQt)u(_DAOR`CMT8klT9jU73|n9-r_yjQL%6=&P z3wH*_Q*uga`8L6o!bl+ZpqNCL+x3ZorZO4jnGXnkxMsv?GZxr}jJ7fS+g`}t??$16 zo@7fqqDM{`l-umQ;QWU$f~TcqZaC`!>28X1LAd}E2>L`(Vxq#eGfE7ZDTuh&afD-o z3~^1;67XxG0@NvWNJ^spv}#+_ea&2RE9RNkPVc~YQI|!@NjcTBUl2X~3_pa{-Re3( zb7|c+8I_5&iG_Bao6wvfbF(0D=M;WQqr63Fl~5ogOTIGrKUFQN&aktImXn&wFw;|e zYlNxg_;7UWLIr*(u@B3{GJ_(CVr8)2YGV7}IW&s9n~V9krPjtezojxnjoP%?5Ru=Y z?b8;>IX3Ofnp;$0Gt9{JQm>;vCUX^QFDXU)#Y)BzUY;uVp?ExcP~_&Z#fgBq&sz5B0xQ)0GwE(_9k< z=^QXXSC*pN#NCElv9N87QduaS($!XG6ezo-sQNTPN1J3cSC7#7iJ_%lEu}i4>ubtl z|B$-Ueyfh{OY8-_^cZ5J+pQ9-PM31IHIZJbm*_4`@q_aL<4J9+OY@8|Kf53rfE+Tp zuwE*NYlLqYa?@4{$)-iAHoH$=QEZBCmI^(5a9VayMg?a1eOpu4Yl3wOfP_4eFnh?t z$bRUrr->pmw;mH@i>pkf^jMQ#tK25;mB`ODxSI?}A7SX)Zxm$N^wT@kGhW7v&)-$Q znw=6t)9;F@EH%Ye6GJ*D#~(D&V>_fy^F>iKJz*}wa6>FGD|Bxq$^+M$^fO)xhUz`R zT)4!FYht4vHshXH^NN{wTN05BE?6ZHNJ3=K6JDQJjR3n4raY#imAiVJ^Y5!){k{T6 z`^y$EUiPZ4MW3VZ^jUR^XI9u{c-hK3M|0Ec zyeJMUFt|f1wDXlQ?G?OYvqy6{|E-S#dF+&QJK?C=g3JwvW1{C0hO8gdxyu8Nrb`6+ zOyTk!=ZT%4>5HVPFACS9K4o1b?N)VhnE`%U)LmQ5s8>Q%HpVNnUnS6Q_FhL6howeN z>gE!5a9+oWw0FY3Ih0WMQx*YiUyNr$+R)ChQGRQaU6}a1;fdR);MLi)4q!QP(X62_ zDX??1ZKjxN7i{$MRC(~DagnnkJ+aTZ=AxBW68cBED;7l3qWFurs2ge_U)E8op$?eh zFr@{8P-RdSC1#uGjN#c#v2!bAFQJ|ZMD{mOc^GfbTf)>rJ`vBgDZJ2g%yVsCzT$;3 z+~wbq5bOHr8-o}5S&`r=_V-_!QC@~0ebw@e87e>7PmAgkd&7p#LG~*Euc{-LK2rgP zCen2Ua$cKVh+GL=qq+8fLYUkremgKRnRig&u5ejy#m45Ngl1*d4E^2Erya))hoMu5 z@*vQfsltOA4*NSZl@V`V&V
>sr1rjw*?1g^6yife9dif&!~vZ-v9l%(8Ow=(Diby6>+rW` zC2T(2J%x{Fv3_ELp8I2S&7V^dNiTQS7c2ns3EyaZdns ziv-akL>U`o)Ry7ykJaS(h)~Y!OJSHtRAq860bd&fA42fqGQ{MncUsP+tO!|NXd5YM zn3Jx0Nwg?YyKI1Ml|9XW(hfZ~4#e6Rf)w3Nm|L=JMkN$Sx}a|Hzl3b-crWAVQ+4I2 zke!*rU&I2GmQiSvromaRatw5G;;I}& zKfnsYoU{uw2*VcXr!=gYHrd7b0PcQ7jS6kL_0)nMbWW0nSR0i&^jzX~&C*G`mQ3wP9^3)}OvIGp3 zLmg~?6D@k~x3rX9Mqo`v$ZJag-fi;N0r~*pMqq7!4H3MEbMKLs%Kc7r%mPn6&(Qq! z`B7tJKSM4IKCUHuB#}a97(bwYN=%O1jMRr%=FxOa@Deg?$dQH1>M>q{I82{c+=o(j zh-bfB64+XYBKz51GnEcaT%{|pJt)UoPWJce`}H~TR={mRYW0PgQyvTNT%6m-KkCmt zezkUtnXPag{i{hq-Kxn--gcqI%rLcxOpBglExiuK7$fjcOy22WFPJG+O#a&E?al|_ zBa&v9#r2N}&{<&k`F7qO8f_`t-KgyEos{^ixl-~8uRumEs-LQtfu*uvAdF1c#>y=e z@WDdnL-aH;*{)qTZ$s&E91!mof11BXc3C>0V}9+cXN%XL7tg=i>oAa4kwSh zCJ<{QE9ae;B#OfHVLt#!(e=;H>E?=O8<~(WBC!RXNu{qN;!mp?dQ&&j;bTYmZPBf% z=h`cuw!qfVaPj7I)tL)?_|K!C*1Z!?FX`cN{_~|Kc-Zf>HPivmWIqSy(Fg?OVcTGY zoNU;$32+75jJH!jG|<2$LjljO-tFQG&ksc6ia`nN*;?~&eBGJtVoku)W|5=&2f zVB^sxMgbC>;sLQWYeATeyri#PnCB*nK<=IrC^`P0p5RBXC%wl77azq&6(@86^K#9) zqBCqWR%idW%s1Mjoy)6gwCSpaDXB05_an7Xmhr8thnU>ebOkxl6ql0I4GK+~{56a? z6Y54c!zG}N_E6e~AbdX(EcZXjgs7spuL}2#W+-0oOuZl0G;$z%eUJoH115p!o!>`Z zYl^E9m&=1cou#zv>eM^###G({ww5RVCO>fsicDG(155Fr!>|R!bn~|87JFSkjc${@ zzDnP)w&&14DsEi@ws?*TFDNwU#dNlnoYcL%Gqn*TM5&Bi_lBt~#q2$$4_)GO@8} z3iXOmqZ^pq->qe=Qa^_FW4sUl!hZuhgRt_Y*9J#sZ7mP??a?aV{|0(KA+)&cYhl|> zTg&$u%1&V`#NO7%_Q>gElt>MG+1k3(n!86wpK!A^1c>lH6|5Pv7(?kKeyuX}?ZCLj z@NqHTIIYPFSC&rEOTZPHWwRBen>%uzTHBr6V{qDPcprL1Y>lQVk5xvh`+f|84Ml^tX5I%o|3baRV=tyQ zbdk%k1ryCtbtri!RFN^_UM|41_{__;_3s9PIb%j=(4g$7=G{2^UeR|IdhWri<+M6- zmpDcQ^O9DW+8C4Ud9u+hdZ%Bg<_%%Ed%1tPOtmgprI2ZC|DqSaJq}9vI*`dK@MQA=M`^(wBI${lR0{d)wY>;RU z;6JmM14JDp6dWRv_gkeG!xC_)JXMDWHF9FT07~|jh?NG252o&A1MdMyIV>52=|Rb& zj_qGIe%u}1*P>Uxe`3VStf2&!T#Q_mWR+&v39NAWGk-l^WoMYXHR&inhn`wrf;?L#9E(-Kn z0*fxykFa-3h)Z4oCvY)3=0JM;&QrE#$32P^GmTk{qFrFA9;I{ojQS=@{2D^5cxm|Q zuwq>wgQI=tVeT2PlsN1&p5>J!Ur{m&6WMLA|lhd=6fJNM7Am}f+q{ZMThv@4f zc0R$)fLipdhGQ{0zQyqC^gJe5JySYvw;|i&zG6z%VNevH6pN^ueB!r9(k<1T*zaw+ zY`W+O`KXvoiw#Q{Cp&G3HEs#uef&9y)p0E5`c%McQoLt(ov+(w;8CW~qXx!f({v}M zioM+%lU*jdkpoT|06kZLB7Uv1R5qqhjs1ae*&D(TxjLbZeYvddG-ol|4xNHy0X)BL z3eB2A6UmLFO*2YIqWS&UpviL-)w0!ns)x$y=z-(8T4%9Oyy#+eGpKO}JVwn+bKYUp z9c>+6p%=bAdAF+sclq5tSDX!DbyJ?pV1e0Vnx-}ka7ds$<+j@zn%dUuAFzuh+v5wx zR9hBvEaY2ZH6Xoi{txx2TkBjylpO}jrZ08B-YUAShpSv)_&|CaFnFE2#z(YMve%jea&(@AY%V6HaKO0_p;-)Xxj)Q324gl?TI`c1!wwwX7+(*M4yl0 z-2|w0fWPW^Kn#o@WvA^MlekOk>H)NQ+moQWOg*CV?}a}gEQun@mp(D*)m6tFLe8wo z{NFXCyFQiom}u>$-en(u?R*3IAq$XD;3kMo2IsV0Pm`>I{aQacZikgw0>!3Yp?sBe zBmwMi!`ve)giW_@bOL2p%%D_x$cMWtd8qR~@m)GgbwPP#ntt51 zJXW$b@b$9qX!*H{?q%2l(~9oIA6fG4WFh^S7-va?B4RhGBGa)h*iQ+yX059$kw4HN zzpH@^f@qGj`>7x<9y3k~lSieH4q2@0(V9^So4u-?@y4BfNMt%!aZ3B)OA@|1u}jBp zvGOSs4aUZG!Z^wHi%>ET0NC}J^e8colGiHWR)WYFAXRXxf3BY$$Bi_=-&Z?Sc1Tg8j}U;7%uo`$eCE6hy|5Ig$ZiJXcuaUoN=u2Z%HiDMcy9aZay-&cK@ zX&gzn7-(Niy}3ho!+EpBc?{!a%IWNy(a<}(SwP(vGTIS=-zQ_oX-~q+lKt#h37!_f zj}4bNE)Wl}t=0m2330QMr;rc8DNi{{tFu2sPhU@*Ly=TV z>nSZzFiX{F=u)W6TAzh5l74JI!#yp?v~uIs^aOrLZji2Ef=fV1%9J1wW1 zt=tPB?;4Aq9Tz6irh*K^jsF)tL=-1QcfFq4cx2PQq@J-Pt;h~F0tuyi6Ct+$8%eEZ zB+R`OhE|}K^kl`((K%Kzqu3e1&&KOjomDTr-D@&%MOoKU!MWI1K{t*7m-v@K1I5(s zj{eSnXBS)Um=~d~+4NP~vwWRTJtbD7XZ=7`4hf3Fil#iU8xUtf-Gp_J#pH~hbnBx$ zMP%{|Z_w4x-ju9h_%RH>q;{kUPD_PWvA~)>c;%!%iGL2CD z4-L#Aq1nnmMihgw2Y4v@VL%g^X6;XL&8SD$x!bOD2@@&C@`Ruqh8cE|4?tX;0v^g!Z7`UpAz!V|`{tzQ3&#fR1So$@FJzu{<)UQJ zvw|X3S}zkR-!xhD%F=OACDaJApDYh4LIr`Zi4wv-wI_pllU^mKl>lGpEyKOA+qtZ8 ztVYYBs7y3`r2$?733Aht<#|aW3pG0hsnX+AGPz%@YE01Ay}TO&od&=u(i8xOp0LSQbijhIRb{Fk)0O$!Ju(7kWjS_bZUTs27#InCbCfy$r8kR_aqO< zn7;2cqmy6sH3(uOe9%Cg0C7pvd26}%${cec-6as&-Pi=X2520#yf;l!NX4HSRd@XqnS^3d@ z`kiq#5E^+i@#El{Pt_i7TtK3B_%QR;Q#`q&I<~+!2k@B^$2-ldZ5S__&q%QQ!b7C^ zF2>tSFp}qafgDoBR5JgTCtCF)?TloFfRzhI%*a3if&6=Lp-_RvT1Y6TuX+}54Uh3w zed41SFI5FQZS%|`16if=SI(=VCqOp>gvy~RVE;pRwM$~Z{}p(Y^z|8V-)?6Vq*xfh zi>klpNg0l7%FK=}51K-i&4g-(eW<%saf|lVnnb?oEc1n+@d&_cjT~m9duOUSlbQH@IrOG!CSXx8AJ-ail!W{YL zk(i6sIFPb~N23Q;Am*nbRVR*cEFOAdPkN@6e_DVgu9lx7=Re1IL(wySZH~p@np%?W ziUOU--B)Vb!`cyqd~t|CvO|?2?L*n!s4N+$C^TX4-)TuVThl=dBbIpFRkB^wcQ!r| z1an2_x=6#1Zwnahw5G|I5$Y{*xVH!Ly9vSfM9wd&~V$x-^_Hu>gnU1L0D1Sst<#uG4^L+2#f;B;@7Z~hE!(q^l$N)X-R zeUal(og#~&zj-z@iw%rKhHC#7>RH!)K;lA1oduHmop-6wp2!EUaLMDzALhqDnLNHD z`IET$&F~i<7>q1;ajy5p&^D_7AEj=lgRr9Z z4#Xx;7STq8B2hpB&yy#>WSA&g(An{M=npHlYoAmOQKpYSIPC(=ot{(bw5A%@wNa5D#Q42c8#mM*gBV|bse3GEAHZsvvnK=O8)`=Is zSq@D5BYN?nvhi8-c;2@YnHQ{&P+bCjQ-1uj>7ABIy&kQa;T)04e9=8Dd#fchW2tyQzBD*llKL&RuMoH%Hux2gA<#kn=0%CmuOSXox1Wt4cdr!92^gwm%~^2T9AW ztP9pIv`m24?dsz$$!o9p<3Tkp>1iLK3u%HW9(GVBu7T!=kT-)xIMI9Qcb+F6e(BXllfm2+O zpd&4kp8Lar$DK_VU**>HP#2lJmcE3EJ5nQ!xl7ugJt87dqbEi6u1j;Sn6t|T(&nU} z<12KpO<&P4d4>m1S~$9BAvI15Wh}2ce%`-XV?oUvhfXN*natZ<6*<5n@{D zdX|P(ff#LzmN-^inijE{AB!XJK~y1UE1nH4A$e-##_Ark8Lz8i5$tn63MXDi9HkGn z%r-VIvPa?4hnzn@zpNmZzxd$c7^#^ook7boQ44*S`#q>rKR4^S(z?gtjN7^Pp|t-= z62EVwixpe%TuBg7&E%#y9;ZHt{kmuT{?rzNR$Q z{)*>C`z?_Q@j{t|H1hvY??H?zV?@QHvLmHpS~z1!wQt)uwk z5`8Xy7F9R~{#ydtgH)cs;&HB>vO*sQ{pGnIyB>vQqq!H1?xrjFdAT)dE8;0v*heHm z(mCx%tq$ETFz<6tZweW*=2*yqXcN53>JDyt}h0H0O#9iQKZf zc}Xc%aWI`5)=t_rH9Gx(!x)rvYt<#%$?^m`H0Q3+bEldrXV5CvPCis$21j1_5_&4zR?b0zJl)~MT*E7cWDl*>s~)Oe zYfKA?O65VKo3-!q51crnBFe*w)+8_uae(5!T8D2VxPKrLnzmuEf4dcjrDw}6#8i3i z52X4Vw!@bUDGK0uWn57v*D06ADBK4cHe-TD`mS^zX*s%&F%$~gHTBN(IICoTLam;1 zG1wD3%wKcVQ{lp{0q|a`uaf{-UY!)F4rDOB>)*Pho;=3vC$r z8*kh6-6*dWvR}@c4wCljootztuwV44U`=e& z)VNl(C9o4pFiAm3R2+)WMq+|Cy0elFSRJDTlf=OSLYO`JyUJ_y|iOrp)tJ!Gf*G z>(V3?)i~9K0!k(kyRT(yjSCV!J%{XbT3l*yFM-|2RwB3U`IeJLj^j4>=2XRWCI`zH;sfUEi)gTBdKgCV}P=#mZr1{KmV;d6oLU z=SX#cf2S6_6H!CTOitGjcV2o$>==c*dMC&ren^fYU3dC!Gxkf#uUkt4Ql{>uEG1aV*3AoMdT*U@E3@uc)oaCNL4ca zKlcIJctXd+G*$GH7T6WfEJt-P`^`C|D2Ft9@>0<;hk2c1Lqn;tQN24o>LTtHva-uz z`Sm-?$P8C90^E+m{n^)jwK?Qeci04*ECnu!hRxt@F4%@6Ty-WOooD8wBgu}T!!7wv zef!k(6*jRp6hGdhhJ#+Jw#a5A=Jmj?K6n zHn4|0m7qQ+4K+~{R!1q^iXQrE<%v0Wz1V|8@9Z}{YRShnBj}&mjJj&d!rxu5aH}Ck z)I!0kF3x-{ur7qxCz&(2&v;!92|20_ew$a;*tT-QI9|@mlcQPEiTA;FA4_(ON^;1G zd8236-8#LKZ8H`}=PjIA3$-dhk(c%oOz56-$qr-UcYtfdlgE3MoDNGrgr zh}KyWW;Ek4o@Z*L2VZ~^2*KKHita5HlNrKe!il$8IV*op?2s+V|1MNfBE^I;;uK6G zZIFeWn$@>SKp#=}Gz^HA07w#TqBOl^days)0atLV`8+ZJ(GXrJJ^^Up8v?dh3KM{= zDH+2PhQu>Nq6L#DudEBz2|h%}(87n6_l1fLa@GWG1_)AC$0|#B4|JxfpdT(3SL8Yn zieD&uB~s|x5G;c-Y3^?h;cqF{YgzeWIfU-X7kgF)yW?OUT$JqJtlGEv5NHy&1$S;U;e6CNVI1ZVW@z@ia>aY$p>ozXplY3l)UF;Uy?Opt!m>pi znUrO* z^M&xrAYe6m=!n61LKf%vhPd$#Kk})Tjg4$nxOEL_Kj?O6o#Ov>VChcZiyq^7ZZ{_E;#IreSv+lYn6pKpuIa%S z-QDcDrq3$rw*2^xy}RE@78fu6Bk46NS95Zx0}+*CJ(hBtZEGsx1xm&=r6kw|(fGB~ z!j6w_!E)G$6BR}{d;M8VpcdB5SPod+$X62EoPhXXuB*6n)21hFkcp2sG*m$u1JZGJ zCmiE-i~Dm(HMt$c#QD{AFbaey!BCC-Bwb;M`<)OL$k9V8o_-u(Exd?n!AF?-r#BQuyq zpF09*Y)7zv)OUUR5;p77)Hn|;N*u-y(ZU+tvBJmU5c{c#NOuf8NZS~#e=K>(>7Com z-$-FQ^ZYyAxWV3dcuWUg{CnRhZMc7C18-R-j!9P!`XULI{HS#=H|tFzKtkS#r3sFv*^K% z9C3VnFD%}CQL~u+UGbK12EP+GA0&4KZOF|UhtW+eq~4h|KSGBGPyQACu8$r(K0MKX zn=u?qBfc*(7LyC_DqL^#)sI;lirl=)K8?d)larDaTTZNm29h0xUT^^+UJ`6)H=7;5 zlf61iet$Ch!xZ4-UHXQ!!~8JvQVC;fSl#OQCeIIB{Qb_AO>Z^CQJ=2>iglNVJ7>v@ z+SM3%x$}OoD(&AYC|C@!vE<7>V@wXU52hH?J!XGQ0AK;X7Q4YhGvXooj`y?s(czO% z-J1OXSF%4pQUYAg=q$^V0gmoQI$U1q@eDTm>?_KrDX&Cd8hBF<`Ta{H_G{$kY3WJ! zw}U6QEB=A}m%URp*z$eksl+2a9%R2{2Cru-p1(`(bXVLzlP_j}>==BI#fJKpka*#!UFO5oUTp!;tV@XU(MfpCi?Bh z>1)DxEL-thM{aWI6i4^+g&Y#Q?emq>6UfaE;Xbpz3G2;bFa_P$e{z#%s>W#JN@BNp zj(pk8w)F*VHy;5pxnX-<09zhp@4eBG1PJ_SIsc^PS{(G{CDSWu*gEiDdh`Rn5bmr6 z9_>jqus>?R=qHM!B|jTI@}-$as;TeaMGnQYo!~&!E~p-5fBX%3#SKI8%0ti$J};k+ z8cVw!{xRpjwU}eKon1MdXSo^U+miW!r+B_LTBmAkxeCb!mvrzsE`9L__D^ppo^Ji^eA-+%fa7yk3xTfY|6 QME}{;s0~G&_yxA3Am(&g)1Tbi$%E9GfoZnP^#thjxw+L8*30hY+)De zrQSy?4v7YN(Tn&jflM&>@dY?b+N3QV8mE$lnGkkf_fjf+p1b7B40u%K)UZ`?0B`8Q z<*aSqwYJ=?xl8`|1&nA*J^55Oo+K+BX11Yeoz|dWl2#}V;Ul!OP885PtUBr`^jfw| zkiFc1C!aJn39rI-S6HAzd07xvwf}^1d3TZO?Su1_5p!4-VnkmufWUT%S6)hxPodjB z=03`9h*YO_O0W@HUnJJt@?+=PM*eT(8uBJ^{`d2yiRcHyQ~x?Q>yyniuzFE(s|`5yQ_kDdCVo}Oc2tCD z$Ef6Jr-7V&gguLUdR~_n2JhQI{-)x7E~2c*dh#x`>pO{8Hd9}NH0-2m;tIopt1vi! zeLx(K+F~TT6(mD2$%$TJUwgQAG-TW7lOGy&Oy__+NNVj?1NL=G>0kg3T7x~*a52^k zVzFIhNqI~!c;BGUG<&0p5HOrFMQJ0|dAZyPHS-JqH$Trj9yLJr!xqjyaIt4;!1lFo ztu|zv8tq%qCz=~dJLMvtxp~)g1_sdcFO3{)h zPDEz%O~hBJ7qsA%x=Goj35+p~HOwl??v3pEDIVXw;f$+l@}_g4<Q}-JIO)DQ0n1DGi5V18=biP{+YS%IloQJO^xg^j+u3i1znYt>azZ2mF(@bUb|Gh z$&%8{5B88w_GMhngyTd5;B|+vW?FT~XH~F{sHH#hS~}$SnRI9~|HyvF0-OqJW$1IH z0eHwR&^y#eNkfx{4B<)8=8hMm@D>55awF?$#o;0k9<((Ax?iK;Fdsk!MLt* zRK_m|OKJg%W~P05%zSW_yvd0k5c26Vh4?!cEx@N?v)2?wYA|OH*=4XdFq3l!LaEPS z$J%hux%I34gC;4fHa9<F7>$H*G9cKK?tEtQabPpeA( z<+l_o;I;Z9z2b_u&)O&GP(qkE#G4|;+!wU;W$zY#VzN+CjrW@hbE3{;V+-E;YLpG? zx+Roapbbu|O9BIWW_aPj^uz_`U|6+6OY;JNCzZz28%})OM=s|QZS?iJ zPPJX~&=vj~ufJbDMk#iJq!fbM1f3=8w)XCcaVf5}h9PXp7S0ROiBHg}i1P3jVTf(X zL3#FdR-sp}cDTawE3|y3vSO7y2l!l!-DKe9mY8Q6FkV{{&}I$HpEHpDQ=(C=Cge60m$ihBKP0`nBPo3A1{cV3{pmu|dHrzuCV%k9s={F7Vyz(^8z~{^t zq3yjWyEc;jll>VHs-xw&gs87ps5i*cicE2p$a}EE#nmKw>sOrpyy&|S)_}58QQ=Sa zf+9UmI3&bS{~%8jbanOzvXO~E_Q1UC!`eua84KK`OW-h z1>L>ibGkSIFEV1gHK+ROhA7+nLLp-X1tv)OR_EDhXxhUw4?HMe9=0|fw#l3HwP)r| za_w`2ncm~bcj{+OTws#ji)3%jY$5L=yfdQAe!Ks;m7R1){iLZDs@@m*HuR@&?BVVChsFv zte}BRMU^X^YYH%A@~ID^(>>>Iu#a0fwfq)t3)iteRxTb?0XOQ!%+(w0mX3*V#(cPY zTC}S+s1|7|+ln!P9z5#bul_PA)&?R;%kw}H2!0|QYm+_Xb%Xs^#tbD{I1V6TRY*XZJWeoyX1+>TrFW}K6fe6!E7quN!Id<_CoWzdlC2^nsou#l=~r7L?nH+ zSK|Ov{YuLZ8v7d9l9DVb2MKk+3tF$H7A!{r*s%aAi))6DYkCoQwwe=w?R8+7u99W( z8fcrII6F6tzi(0A<3m`;K)N%{I#MG>G!5k^4TQ)Hmjv|YidAZMRDQ(=q(8!HxXqC+ z7liT>Eg)%G+^o>1NHtx+rsW*7?zkCjdaKkv8W7+3!~Tqp9sH-cL`z`{E%+Q|#oLo+ zx&Qf@;_Wf}1`AuLLJL&6duizjCGc{U`atN868IyI4i(aQnU-`@hvP<8%ty&rDGjCs zi^hHj=(*;PH-Bf<-G?8RW9^UZAyA}tQS36M*-1*N?qVz}Zd>)k_b%!VAY$^jb+jst z&ftM26uP|Lf{Z;!Cdlq$+f$Bt;5jpi*O!ixs>Aj^111CHvx&fvUGIYz<8mXULdb8|+@xYPZ* zN20A7usH?BVcTbxlzqAts+OM`X?KPHz?6gK^>huG7g^qVkbC1uTw*bID>K=SCs{s@ zu*~Cww!ZZSWTe$L)Ieo%OMsBi$bkKM zQiF-Sp9Qq3h^BxS>^aMh%*KiIf~dbjUzcQ?#i4ZiT)(lv1Z@`5yLpjpuz~=8z;ZTX zYw;#}mVh+4dCaAq*4`dUa{!lNV(&IE^9RqaPhc-VPU&_q$S+NaZFpMZS;chLv8)9v8PgEIce z-sk=hlmwf;wjI@$5{yU&R+a^C1EPE{E<9U6cUjdk(7K%M#aLVMmYN?^9|B9k^dj$UN6Ej@dq%YAdBARWRBRk-0JojO> z$&5XN?A~P8dIu*x?MLzYbH}dN(MICPN6F8)vHU_` zv!{JFFY<-=laG>5tFL&Uy4%Zg^pSt|J~@Irj;YYKATn{)!GAqoM?2s<7y0eA2Z1R(0=%v(q{_MH|T@#%# zxOahz0<8W%eCM|ju%23g{_Le29MpPEM<2PwKUJ4Y7sUTWrsTK52HJ^0?@q--manaznf~7Zs?OcyiwT zVJ4kndV6$jyKDt4M?mWuuLL@w0Qu3}x$FKg-vphgjs(k-0cJmVMe_z;M0(7-13P05&F=HVNMrLlWbSeL;!rqy(=l z-~^}s26?tilMWNART1lgK=xDxic8b>*?n)_oF6(Vpi(M5zX?@kiR`M2QCZk^(rTHs zzhJu7)w}0@&gZ^&&pDqX+h5YE_V0UPAB{%a->hypPNUKH(r76q3}B$iq4WndTIPIn zL;cC2lz)84RO*?z_wG?oUW@GP$%TC98vgdrc7kh!XDZM~rIf_)UVt*zgy%!b4Yb85 zn5j^#Oe-EjwdR#Bq8`3Mrw%UVs^Z&ps)*QRQdxfQrgL(OP92}4JUU0}64E_3tQ%by zZoimPG9ns`U-Y|sMs<#H9opjep7N~X=^@R^R2OmDnQ9II#!;PZT8CyB;p&j4PFxlL z0@FPC=>YYWUYMQ|Q1@b53BDxre6B}|^SRsS^um#f4#4TTs>rt#Vip~G!6f-x3RfvdvG4rxJ6y@Ir-*mH1m7t zW2|YO`OMkfDjq{~{N4m1)A!FySBo+LTbY*W;= z1sG_f&oh<8n2v5y?_}$R%d3Q4hPEV0euP|S!81ZbUPjcnp360hsB5dlHzDPq|8Nbf z)_gP)atHZlR~KGtw<>h}>QK`LgL+SfZaT*mg@k>T;F?N$acLUfZ{zpzp;GD%U_u^* zEW?&nynHZTo<;4i$*G_U^vHE^#uY`-(;9EuqQ=o*lj;@afFX}t!%~@=BbZy>D5g?8 ztpfrHXVbvKZ$Bl%GPdb{V5Ay?o(rau395!pUDYGl`_#!ooQrf~O!Hgl*UDZ@Ihf+{ z+4xI>S<)(RhKqAEkS7yHfnZtYsa9^-q;Ul?W3z7Qk$!#YdBQ#(H6^`9yyKV2b@-)eL5&yAjjnO z1C#_=PQYuJa4FYRX2{9d9w4}Wv~`YZC?rnB%X-i(%I;+tc+(#W7EyR>{!;{!-HfIX0}=GUUt}a&X=RwHsoi zITjz&%*xpQ1GNxRR{7CRqu>GlvJX9A<9B0a%rS+HznvNz4rrz%2-Ro z!4*BgB@w(w32z`N*_+fZb^~pPowS-fQ?AGyq?y~qh8$QG)68dQ+oYx&kgb-uokq4W zF(s_fjs~nYUSk{EqBPEP5YuC($8L^jdv3tGr*IKHDJGxeV2(<^Ds>ooobk)_)0x8!XH$^{U8?J zo}Hi6*mjXAnb4@UJ!-Ly1N8u)RB+j49f5r{IkijmgE3?HV8CI8GVCqk$HE_odX4ai z=m$)du^xUh0d*4PiYh-uZbEuQW$`&C*ZC7bmOLQS+Y9mi0mogzlbb1fIknMAG2OsA z;)Y-Vvrq2amLZqylVW`-NMG*QVkA+!mw{RQIeH=1_OsE#JtmM7^FxSH`!HA3jWuPF z>T?jOrTe|BOaz*B72l_=g_IFYv%z|VE{8Pve$U&0D2yr7hHbJVddN*XEy zlC;#!aAkz|hs(N!kO(;^z5HT#NGS>g{$KSu?a)K7U0`48!%|sL%w(%fi`$$Us zYz**g&v|;*Tk>OBA1C@bA~U}#&ZB;t5~uxVuOs$nS)Y2Rj~ZXaU&g-!^$RT|b?RWi zxlHhSabAS8`@)(~<#%62KPS~ia4-I*3_WGYIl#Xo>l=+7aK8=i7Q_Px@$0grhF9a| zMe2^&M~Chuq~SJr8Eppzjlbgeeq!g>u+vS>InrXtt4JeH^PL7(z&1UgoVWAMZ^@Ef z>n?C^&X0YBCaTq9*9ovYr`&L`<1ZOuHb@w>RsKdylOJ1fHx?G8D?zjCjQ_&#p_GLL z$jti!XW{|Q+sLL4?}2g~;ZExSd4dDS4tN$@dqMx~1fnlPMRWsu=6>QJ)h?#IA?-Y9uq=3)b4e<} zowV(Xey>Ph+L?w+!e3+_>cyR1_^cBk(oLZHoH3aR5^WCy45^l2n!(B<6{uk*s9PJj z4DMQJ@ipiM^<%0`U-|%Z`#>|)uOFQtt%YN96=<+B&j}+u#ku6^DI_FlseM|Pmk#ol z2TlhjTtamNCVQ$mkDHRD3Oc}L-V$ad9oc>lkn8nE7#$Ki(OKZiRsr4XCQ8E7f{jDy z=5v-hcZ^GXgK6iT{IyV1Rlwe6*r|)lK`b#hko?;2(Bcg&FKM`oxj{!s4>*h!_G;=) z5E46(VdaD&=e~Z29zPaSp0ia`;9xl_Zx4FDCik0>Db98N{k#S0y+y%-At!p4B7l~% z+0@uv64jYR`Fx&s*9S0km$(pOE|o`!vhL7loFlgs!J`}ApeXYY)vojO_&j%>B8N+& zld&i>CNZmEBT(jhLqe=QV3(R&eclrw4GbKvePk3{&P3k^ol2WUo+o$`yu6oz?WqBx zee4?e+H%kn@1~IpYPkb`Y7#MHXZ8j_ZoSM)t}BZ)6J*qoH$x`#o? znQ-Elu5?fnee#=P{m$_KV=a{UEu|Q&yj)y^_PD-O4HA;@BmT019jyjc^K>V54O8}l z+&T|ChY$!nEC@uv?cE08C93~ns$2_s8GdQ_G04jgZX!^$TAJCn^Yd$GU0?pCivw2q z;ly8E*2>G$zRc%G^ixLVO6v1-UuN`Ewd?$ciNgU~>|0j_-^n?BKXI5|xsn24SYj_Q zVTmj-Ls9ObTeu8)1_(G}e+R}poYRp+dB6@93p}s@uFvrd@uFjv%9UHOhHzrSwdv-3 z>8`x?-{aX<>EZAtgX`@790x#el7_!9u)+uWUEdKUmt}qHZ5^@C3ZlIM=S+li$=kYf zF}yf6K+Yy%IY*`|AC^odzH%9lSQ6V{?#8Ys9eJ1Kz%f4-Er_P3k)KGz|4K^|r>l2T izYp58(ET6GPf~w1_#1C%Vpf>^2h-fBZJ1Y{x$b}ST diff --git a/example/university4_sky_masks/000059.png b/example/university4_sky_masks/000059.png deleted file mode 100644 index 9933efe9383dfed0b7101de67bc5cfcc7ec1ba9b..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 3187 zcmc&%eM}Q+8pmCCtL_Svez55ZYFQ|huk#cn1?7s2g(7A82|*U_@DkloF>|KcP+T_x z?sU3{uClwPA`}XArhHuEO{^YZHaqS9u{nw7beABjxgk04WBC1RbTRCY+L8)KA0g${*2E`cG_y)kz4!QH zI0KKlV3+M;()NeI)8Y&Gn)R;eE<}-u)}#y-@+Il}hxrC*-h$Qy$wD5Itq)rKWMD9l zJ}u#Qc0DDbc^IUuJIRiC&5Nda{RsPKL|AIbWwpYUYqLc43o(UN2lrXUP5n}Sw*(!d zQ_>45$Ej~;8Tqnog;7sJ3tu7m)3ETAk-dl)E0+;bjfItTRgX14FwGkUs3v%X$(Yu@ zAvtBBDcq&q7FOOI z5;HJg6cK?TGkM}gJ)BY8FDK6 z5pEXx<{XazZx80O54l@qDRkpzFp#IpaYol>8DraJ#ndK5bUUnW>#C=ZhDV?&%sj@H z1+OR7B8vSZSk19TMrloq0j|jR6RCMpN>tp{n>3k0D-WhQG1Zly%qO}^-8NVfzg9!sNa5bGusRb#A4s8F^Lz0oh`95cu$BJ#;w z$ie6q%8?LrH|y1dn5fGIQW!YHKGb@vPv8OK5?jUSCXMIX>lkIDY2M_r^{KF#?1ANG zBV7%M3|22bQr&EJ7AaBV5?#zVZ6B#bc4*#^&pH|TgdK? z_F}8Bsb4+Drf_yzC$v+TE7p%}R?U@f6Qc*FFpbZ=O{`vm7IHaP3;~wT6>zs;y-D2$ z1>27ux5`t=yp0lW2Ux;sF5zAyR7rB7`V8n7&O*wbjA>*F4%($$ld-dw!RljIPOi@Oo{A~ z_KrD6weT#EC!i%)R6+sNK!|uW66YtLi>-%GXy=WtSw=r^NVJJ zj0simoU?XMs;`mO3qJ?hm3=Q}>>aCa&^n+yesanNEquvAlbNv$6$~{?l*-Q_lJxPg zZV^minEku+eG2=LyEyAJi`_44m>E$qm3*7gjUvJcpY1m)%$R;ZOav^+>}PkgmbH6u zcs&TrlvSGkQX@>T2vCx~u99dX=bI-QCB+gMRk79$m%=%S`jBl(sd{4Hv8S1}@*(QD9gH##2Q zJn=XUQ5?%b6k@l>^AZC(lE-8`^HrBrrqG?Co>rl=)d{;`UlD1B%N(o47v|_Yb50PV z#%M>~toB?vIE#ohJt4Au?HA~HA$oWz_>fWG$VP{B9j#a4@?LDJo*pLd<=kf)=V1X~ zViiBtHW10`sVc7ggjNeSFCveer3n?5O(oZuL1r|i!l84f#U9x2t%lDVZg|^^Y6bi+ zU!C;rR##5xa}Yq{3aD~vV?+^jsIcUS{N{K(Tjn@!&A8@WPu7lVPjC=uua?W-WKC3X zJL0*_X`l?9Nr0&)ZfroR9{W8k@Yf26dpj8Yq_=(6*Bkw*H8EM+;4|v`gvEe@*2}AQ z7D}OqrM#7cfWi&k_v}|#D7=03;efwZIBm^iUf-B5jeOTpAG{8%?tidm63i1JA~~wfK}1gm zUO6J~>B~3wtR4WG1_5EFSG-dJH{IEK3GnE=X)@DqbVXAs$6;*)IkE{FQx%xv{ZnIgy=OXzn;F0^-Ik%a6UO82<1X{oz1}qZFj&gr6fM`azV~!rs z(Xsr~#QeZb1=o$6JMSuDrKV(|!!Nze?%+V9Xoi{fJz_5f4ChUpE0`AUsS7`%hgofx z!m&b_w_WoJwg67@`-#2yZE`Snh>|@|bhcg%z%+O^;ijzdu$~SCM5Z^C!2u@KV9%RO=>*=AH5J7NL5-W40L)*t-V3;sebRf7gm*i zZ=Kjr-mY-$E_kf4R^@QtbjX?FA@)$$*BG?+CQ)Qu_)8hI7XQJh%wDiR-`kW{*fk~V zOXgOv>LbR5Cs#w{gSv3^smBf8^iZk7D)!0NKg}fCX9>O=+mdd*92y9f%C$J-fB{-1 zDR{Y$*kxGQe)aA(+4>jE5c3ZBJmLvebX}396&yr9`6mN+2nOI*p-Z;@8Kd6DL~ncI z+5XVIbZer(sw{XJh#4Ps$j<+a+p&ziIAYNF!OfMunEBjwFTeKhLjTKM|09EKa+Z01 zS=KGpM6x}h!JvL^3&9^lP4~)>lE%gG1aKwWW3GiD`Jt1sP1Z3JS7bGb+)7240yD2A z5&TBK@!kQXM7{!kHe-!#3 jM)%*fGd~e2nK}PX=}6fh)yaQ~{Y_Lty7KX|pI`VZx_|k) diff --git a/example/university4_sky_masks/000060.png b/example/university4_sky_masks/000060.png deleted file mode 100644 index 01c33954147e61fd76e839f94fa7ec6adbd500ee..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 2856 zcmd^BTTB~Q8aBqQZQOv34K|GvW_%6caA|f4G=xkh0UHxwdkMiUC7Y=$Dy0eXWH&Lg zmBfu5jBQ|Snxt)9XQil(x*#IETLmXH$+lx>tZLK87;P4`_K~Vp*dSY4E&{@ZbwplaTv}#VS~A zJGlQ%Yu-Qq%*QMFlKc0;#?Zsxef6jFe;EC6>f;;_ZN~;F&{b z3_r;qR4;+Qv!m*$dK7GNJnotVT!9eJK|F9N>EF{fRRB{#x2Dhf8T=i<5L3g zb#h#9oKxST{WDr>jYkdm?M6BC33Z$eJjwArywyo?xgl^yeWn}>S`iMhz z$eBkjdv}h?9sH@HJ8MW(0t9QWECh#`<6&xo=(?+0odFkiTR5d#c8^E9SI|-uyv5vOCtgaTBzV3b5&aLMRt`;3OLq z;(hc`LJ_Sf1P93qYB%k-w=u6Vo9aig);Te`J522{jHb?w|CQ+KbN0eBmNQ3aBZ6(* z0)Mok^OdC}7xk{FqG%y#VWOquEW#MK}ksS z6Y3U(j5_c=KIIl?M~JTGDwS_dY(VNs38@*>%bCq$TnC=OqBWrNS{Occj8p6$k-LHg z&rlJUEXvEi6$~tn3k9o_R%G}T^i)u1=+JtR1z8p$H)9n!s+-zw++H&)pv36naQ^DY zN#<{ytT7lEC>5+uTQ#!+aFDq}bj?Y%V3Zw|^n*K29f6ihe^A--NC~p&**n-C9A7H{ zuLu1@ZJjP1p>NiO3`^`;PR{RP>;yUB=yjjU)+W3?h9FfmtPOmF)#qiWlH5e7ua?cw!}7i45{THm> z1sAr?j(A*lnE5Ij?1vCy3;WwM+h^O^`HrO6?ONbOJm*4_usFrs?8P4DI}W433JK+v z)B&e3aJ`4`q$b&>SPcTRs|o?U7xcp}NV?Z^#vrRg8>Lkab4kQ=^nOo*8*@M<4^lme z&y&n24aM#%v!BCL{Yap~h_O5KgP2g;&;d_=R8a^Vg!(3ZBT;Em3CZfVZj^#V@kwwX zml)e#)txokLpr>a?+Eg#!#qc(UA8AH3j23iRAZ%8QOQvSrNasRD1q9-!W8B{cg>E? zP|~pff%j6cXH)M!Viws*3S%lya|k`MVTv1h;DiMqg;(r>1?KZ-e?)89@b^EFGL_wmpq(N)S12RiId;ifFA#$eIK@VfJ^QHK{2m8BPh z?h*R;#hWjqQ3Z8)hU$0cH%gb$3E#Ha;k|<*0bkYGw$QeI0ep&ehy6ExM!lD2+}lia zg=1wXQIZ#t>a!9HY=ma>rLdNp7a87Wib3p3q6!MWA&_$vpHWg_t={ngWMnZS8}DU} zh~9#9iS(ofZkW*kWKKojJ5>DwDdECss{Yh|vlxo?YA+8U_1Txg{x>p)$hh2<*^?-7 z$YZS`cp6_?RZ+!h-+W7-z%1T6crp3$2dO+~19gOWu(Hi8Vyf~;*e_+oyOCio)q{*(hvzOEFGL?LjQ%<+0q`CSWIxnZoAi`)IRu-RA%$xP*rymIk^$m8T zTL5{~mTD$g4y(i=416YJb5gfzN6liyW@!td^%@~EVU;vW*?BlGvsEVG!>eQ|RRY7w zxDn3-5rKL!*eJ0Ylr}CA=tNTFRz3&a0|-4DrmkbDa;>n+6bsQ%Fa{Vh?#G%O@)wFX zUv=~_m3{sed14nGZ+IniAizl-fxNuaI5L{sqr7b1;NHv6PhSzak8@In?MnDfb6L#x zttPq*-6%lovph@ZLt2n#tS_Yly3`M^bS9+q3$xz#$nYC+e?}Hpo9Gbz>*90H8FeS4 z;G|x3td#qPc2y@7OR6c6d*A*}l|HlAH_&hRKs8mIS`@lnlc_b?{KE!iUA4hpp8ki= z(uJ?r#8nm(q1P zGv@fIvh?h)Lf^}}G|=Svuu4qyzWcK8{?}*-d?q_L3iVdEAx~pV#Cl`AwHwagRZhr? z5DvbM#amAkkFN=3`vPGkc=wBYW{vP|ogog4dU>dQ#Ww5oWyIanJ%`d^P6^ItmF zcf?oD#>WWXV!!X$^M&j`%U>Gf|HZD!f%(eQ`~EUlr{|M1mvg_sZ7rP#r|{o?_-`UP B`_ljb diff --git a/example/university4_sky_masks/000061.png b/example/university4_sky_masks/000061.png deleted file mode 100644 index f4a19bb9fda6b7f20e0ee5c136e14117fa4d9aa8..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1593 zcmd^AOHUhT6dfK3F9nRmR!@%P^qi-4|Fqk zzN7D)d+t3W4SCsYI8*p~Ap}8ZjBTwSKv4E+2+FF?2LPnu<-LTU(~z;X`NQF?KVB4E zEzi#mV!x;F{POE(U1KJbv%4vEes@Q~+p#!vRxe35oBfp6vtGNz2y8c`^mtT(EdkU1ErN-(^8@EM+waHE#o@1w?I*C!^Z45=*Mm`?1l7mD84%4XJ7QV|3 zog&_>XP(pJJPSwr$~OlJJ?*&e)j7~qrpyp5V}9DenOTw+sF9dHaVuLbsG^$4cA_`@ zId_mtRBL4id?DwGSGcM!j#%IU)&}&=5%HirSs_)%O>hM0tJVGCyScO7McfsQ_mN6| zz~AHiNVjyojCri`2yy)@MLnaot+kAt!@6iHFohCIyg4FXM)g`D*r=PkbSK{9&LO0|a^q(g>v9f! zK~K*C>jH`yf=OEnH)JOKe>oM^%w|5K5^ znJ|xONO|&dh9$Od9FDZ4cDeT?j8`=~1I+6D)Q~G#xcZub0C@<&e5K070$9@=+Xf>4 zCL<-VZ~2~hig2CwtP9M5|K>`^Fg{2SmM zZyJ0|sgL~3yR>*50@1c}SFD~RxtS}Ic9-_&vRGGNxPy7T0v}oY%m&{n-^JK@t5M58 zngNCy*r|Y1NJzCkFmIV!kqOxxejeWdHmxCRv*TIz(jh55@OJEaE}IkD;A+yhTw+_u zhpd^4+1B1lPy8mq8<_Oved@R`36`s!c2#I@^ZfwzweOD2@lZ3}Pw@7?a9xmESWF@vn~QRnl0Nct;P%kbJtxmR7f<<|RQCyzr0iXh>x!)kg5P zTuC)oR9CfngV73tJR%ea7*% zN#9}w6h&;q3ob0Svh%!sZ$54;?j7Mt*JiNrBV^5c@{|NMWxGwAPgS!%Lyw~tj8zv} zo>d|<^x@TnB1VaJOc|(A;I!9-8qwI#BJ{Y|zm=W7@aRH(NW8z;pXv;y_Qa!e$dUa& zDH-dc(eHetV~8zPU`uC(UKY?A?XD%?7`CD5Nnr6Ea6n47z)UBZ{NGD#^xNOmrn!no Q?#w^Is57@Nwe(E<1yI$=2><{9 diff --git a/example/university4_sky_masks/000062.png b/example/university4_sky_masks/000062.png deleted file mode 100644 index bee45227473510fcf60f172595eefe9bf92f9e66..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1608 zcmeHIZA=q)96p*tTYAi5q2(s(wOm^^s+JNF2FA9Omrf|f7c44c=U7P`8d5W`8z8vr zML@AvA{5fFG{l5BhK&ZaTLR%a-Q9-xrICq_<(B(o!b_Ssbr`oh=aOY#_jOl`?Rc1k{1!@2#7BzIXNRq zV3j9)>)^v+vl?z7y^Kn7LlH@Rl^oxK+FZ;a2(L-k{8zgw&&ytE<2lSo5ZeuzmzB#J zDYK@Tl}%DZVRZ?$K`L1N%R8)+9M)s$kY!ov0%M=4z_;ctLfT7#<^CG$l z3U;TCsunHv#1U`LW949DT10%`H|F>xeglYK3L|4w>Dk_S%h&W*q;)2>mY1I@Jck2R z2U=A|^sVRM@A;J8p7yK>I@_&yvNt|rAigE{8ZQv*+qxZbzkw(s+Zw^>Bg`T9m`$tV zO_U6O2A$MaOXYRa%d`xiL)w!)M}a!YK0*afL7v(G7ugS@Jei_^63&8BVQ{l?xdVU6ZxzVVa7n0q@IlS?{5*PD}?g*LUspV(hl3T16F<9Nv_&DJO@JksAA*u5Zv{c#E&k`l_VXTHd3Pj7m{g&reciJRvGp$O_ z`7voUnF;xPlH;4^qVoSTC8{i_F zJItscS+ZT8V)P-8_8G6*dkYk-4$y6(GcW{pQKoZ-$Y_Lrr-4Ftyb=C_+Q0iEygrrL_ zjNMWmnXzdDc~DuZ|DcbK{CxJu)PEWO$@?o&|JwSIjV`Q+FK(*Du1Lrcoh-I>Qa>&~x+S+D)9+6j zXj`TlYci6`AJ*p|(~JB+ouX~!)>suSlX>IPqgzQoqgEm*dAeOFZtAk-UJ4Zxn(i3Q zV@b<;t4b&9poLxuzQ0Zlp!n`rS|+n;E0JYro|zHK2wrdaRaEK4=i&K5*sL{o%p~%&owWh{io}=v-)N+ha_aJj{rRxq$SJH5Lhd6S>iy}VGr{W> z9q;t0@wVLN*rpQN3e&1kQFn+}C-~S^zS2HQzKIuO-!d_?<{_c0Os>ES>D%;@?d6#E z#e&cxNsS%$7l_DwIO0eJb+;v5+b_^$XipKw%G3(anA&}nXQpiUmy7^Y(vp?b($G5O zY@e(gS9(UVU7*T1xr?DcP5zdlPbANX{Mph*XxrT2@W;xc*m`FPeqooWe)ZJA%8Z&4WW*#B>TIz8?%6;V|NPDF()!};wic|L;FZ4 zd&aHD)56E|E}Jwgn4U(56Q+lDT5b#hVE}ba6puJd?feBj4ACc$ube~1aoG9JA&FQLOkp-NHriulm zHW;MOUPOLH zL{2D{q(_@>k1DwvI2$kC6frDFEW;|^JPqaT*kw_iZJz0EO0KKmNC2VXK_Mtlh_#xJn)*)cm z8tRxAe?77f?O&(52$O3>GN#5sG=)wz(&L;v0-i)>9Fxh2qFgou$YUmQhMjp&x#C3$ zGBB#W6dJX))v-#$m8&fBTXSTBPWFJ+m2SDwKxu<7*^?Wr+|RCd62?3njQ%~f`y*#N zhfuDNZNydi0d@l11(t83j!tRE99d~Wj=zWY83|!{J%wRWTBO|1J^=T?04YuPofMI8 z290JyIicLe`rf1F5%cab+5yN1b*&2W?AfQuGeD)q! zZ@{T?^qFLzm&YKb9IDZao5zt-A~}HHBEExy9UzFd454|=0`UsU4zLgD^WSErS~rzG zD8hm4^WtBldBbSTgrv^Xy&64J3D~X!ji9aysMdaRL7A}la?gD$PrTxEJXf{cbQXr% zMok&MlS!HW0-6Jk3AmI_jSE}4&lipHeYzyLT}2!giPK@ol68>Ewc0VgaXnNHtF=|ST` z)L{fRRb$o8ZU80XMW3~$TXHX1kO80`hbr?X#)Af;T&WW7Lu+BpARG~g;#sK;);2&v zU@aW4>h;rK$XSFX2Zcv+fDjw3`A#Khz}E zx^BZ>9`vP^|Bw^Uln$&h7~UcM;Z6Wb8j5R1&{8g8gqF`*x!^jMqw{=SQ@q3GUyC?T z)WY89Cta_L#MxVwuCtuw%W(z!m-3OGXXh3Qp#T~>%eiczo!4!>;>v{4&~G@6d}#So zQFC<-N@IB6iJ5xF=~9JP&vN)Pjcz5s-mR^%3TF=CJ1nL=IwkK(mBtg1ap1pa`$-YU zq*Og4l6XQ9hqia>w!~nP_~t=44b<4 zSCjY`aD9nG8VI!gur2`+nSMyzcNFrt>IMN zn?v+(Kc{Q|!OEk3{`|Y5PbIoG^OquTc)i!D9z$v(=geGKR~smEE0)NK7&_43Kst859F^PF`sE| zNZ|e0B~O9PNuE*eVa~3cVM<8dhV+GE8=q~vZ33dEP>1?@__uMto@L|x7j}=9N`u5L zJa$M#B31A+xFh$7Elf*wAjj#}I!vE5&YtXU>m`%gSw$Z8x~M3k0@~Vw{un!T5ory= z6O7cWPl1SePhfkWWBUkx*M#ZCMf(LRpyD1Ro#11Y&TW&mSX0X)yB2%}sk@phr}t7a zLK1T>mNhz)4rei{`D}3o)k>#M;+LCBJ!9MZ#2wBBM(FHSI|mDySV8HDT&fkH|31Q8 z@&ukJ_EL(xasOOK>O=VKR9AL>DotC<--RAAu{6gF+nk%9x=UVX*xD?jtSP(1X%bu} zGwD>F=pw_MdnEOOLFUSeBD3l)Y=63pt`%Yh4DvmVaX)5Ml51>u3h>jkMpWD0p!D@v z=V>Vs+)7{Ku~RWfdcS0V?Fuh!i!JdM^DCSHjIt4DI+7Aj7Q=A=+3dS)A+u=kgg$qK^vDs(GT18P%?U zTGOT2E$NPCLH1k`L$Vm;X(eeAU54a?-fx&>Tcq*j=#b3DTXF>wOzeGHbsqM}gx?{4 z-U;d!*k&h}v2M}yZoU}9#y=9$cNKGvtYTkzM%9KT_efJM3kF?Rl7Yzk-2aKZKvkh)jS(2NK&-isG6YvJ`<~BVc)RG<{2;|EwUs+nyz;7^HVoX_zHu(vHcMkK6BY3avYa* z-wZb}NMQF0svwBmk2D&wvW!))G&+dYg=;%yocvH}1$8h8mqli0;IlajS*<*|bNVT& zTl9|E4_8>v2(d${`lK;0c@dwEW4{K+qqg-SQcr6I*sIuk2%EgQCvT4j0GGri=!xc@7{W!H+}HBQXA z^$BTElAp%0wjkmqZrK}IDFvjj<;G+$IVTCtII7)5njmQh3cT7%9kzYIgw6~7Y~u1{ zTLSl+u#yHaruNc2YuyZTiL?+U)vg^{XJl6B9$ol?Tr%MwL-J?D4SQW-@nea~65Z;T zi8FWC6g%i&Mzvo@(o?t9r|tFa4vrxq81ajP(hW#_)>RNvwp&Y#*dX>tw9=rIb)q`g zXDz@LL3kO}m3l{osGh2!j#=Cs!wlC|Abwf9>K$D`S|a0JocvX9KlLufvII1CV|#L? zL4-E8110)W7vQC*xS=My7d^B-rX=q3SjXC_KpfKtk>6KIP83&qhXotH9h&%+9=Vt7 z4@#dwa#hmUCw|~n33eKyvm9%E0_-BJTZp|&4kS(4JMsfmC_Z^Sh}@}y^YL$qpmS@& zzYJRI8C!r_`V^ zy7uJN!g|qDT=G(#dMg1w7Zbm<&JX1{h7_EUIlH_TxqdvuF&*WT~4ECzAg1**{ek!?JlN*`Lf3tmD2OEmopg^jow@Q^3bd#_{)uUI9+IBUtXSPtUkx z@Ex!rqP#G diff --git a/example/university4_sky_masks/000065.png b/example/university4_sky_masks/000065.png deleted file mode 100644 index 955cf0b31dffc683f1cbeedf227ba6611e6d9e2c..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 3120 zcmeHK|4$p|9VSZ?lAwf`!+4`4X`NvcQ?RPUgkm7YvBS6e+u6o0GiGxqC0qi?>P$So zWrNV(ol966P}Vpm7zp_60Ai90$p~!HnQE#QlI2byhY;!b0qF`s_k)8)L)c5ZA2v1=DA)rjZ~cYcl0FdcKUSpUJ^nUdYnmF0xQ8#?4#rIBqlne)?yKNFVPv!| zU$v~vVouY-QDQQX;%i`rNq4{-+Z94zm>4{1o)V^nusca(feH>ncr!tgpFZkWT|)S0 z(ru;@MobA?%~)ocRZnV0m|xt&J!CLodVLk3JahM?(Y-*Jn#;486fS`9=bq&1$#n^! z72vskQ?nM^d0PGYYSK&)&6H$Q!b1r30(N*@ABXT`dM=3Y%*H9RI~TmrHT)U*?T^m} z(DL-`ZkIvMon%a>9?_!Sen)`psc2 z!X--7S~3-gV1WE9Tpc!aPwGgy>b75ASl1WF79nLS1;(18j^{TAx3OZnrZ(H!m%n;%ZK&GJL|9X;dSv@VXJfbImR zsbzLKO^2mE2T{Qt$0v<<@IUvs#!@)VvNu9LXKyW#7cWeiJux28p_@RPfF|anft`7U zPIVf2G0-04r5|Fm$LC{}SOR|q2+MJN{vi20W1= zdw__0`x*7xVDE_#ULHa(OCABm-buX|>*{e;?O4hUwZc;dk87AD@Js}dLL4Tvnb$~z zF^!(XKMmmcbC{dlx6N7m>Vf7BQR;AG*4K1vLJ+aDK=3+WJ zZ}PaVZ92#OKtmwKaicOkkMOI5YT(^~>$6Qk+kp^tzHD(QhwF%tHxVf?&X(`D6|c%N zn4AzcM@y!4#YI#1A_=LN1LmY*d{SM@01R(b$D1J3&42~V<9T+B z*a+N&;zQUoN>pg@#B>j__8s(c&~7F>{0Z} z=wOK#-TbW2rq$Im>Jj_X3(Z5X7`&2{M>SUdO6tr=16;3YIjfV38xX065;jN*O-&A8 z&iGRcbw8$i{i&+E?^XYs^{{@8)Q>RdLIMH8D?SK<6uk*W2FLv->Pit1nnp|Nj7=P9 zDE=jEE{x5t2M2WSzBdU>UjyT>7=IeGu7%|x^t4klo$SG{3@%-*yt*mfhg14hT9VT# zrEIr@sx%s#RNX6k{kBu>-@cjw*V_%Ag;UeICdX*XxVfG=H|~%9sx!#WWIMAFka>XX z$OAhbZO_9!;Ty6?6qak=ZXr(k6sjz{erFI^<;}zEQE^Zk)@Q+TU*V0-neII3lo8>d znl{FBLx8x6%i?|=?N~4xb#4o#XT8++UFxeo-z!DRdqcNeVZz}gh0WFd)+M#&fPs^*Ly7V zi{#TpyM-14ucxKGf$1a!@>K4L3Y7b!qB=OfsMcH zo;XTT1#JhMlISr(lQVgOXs0xn5Z(qJPq!$}j==Jwt>JLd5werDu2RC6DT#saJMtjv zO64l8U-Ul;2PzyhE@Kv44^Mz%=0{(o$ibq);041nTr77ORAGMGBqQP3bVnGgC?921R07U~#OO=L13+n-ou zFLjA!N64W!e~c-rcv`5wthu`2=im@kZ@tfTJV@^HyP)C_S|9x8Y9s-Xvh}EzmT?6k zh|Q>Q^pg{Gd;jRZ=xH*Zg&bA9VfK@86iS~Sc_~1o6sEg!_IA)hpJ%*zkdeg~PUZOQ z!(h&qqP8uM54gT#4Gyrk=R0uk5LfG*uuu~J8AX8d)~e1|Y4eR}NZVX9gnV9OoG z3G6#K*oUqMKUZ%3cD!blK4>2+6f|`PVGkvFsq5MooevKwp1;TLbv&Mwu*yZ>QC@Uq zPxLI~cbNPT*CIQbOeJCivl{HQPZOS?HwI_#_qCR!$#PUvAiU|ZX>qDEn^m&)rCZ&( zh_xqA;F0f|{ zdHA6G9wL5)F9f-_;TQaMstVNKxS7;+R$t%zI@f#|Gp&&}o*aBwu+JFl^Gv^Yfs*9> z+pUEbRmfV4+3y+UbE)5Jp(QD@)^hgHlRh8FPje69yHjVI`&R9@$PJ9$<|qdI{<$&I9t+rJ@vTk9P$PA zQ{w#}fQMJ9*ky2KGu}g9w^43f-FfF`<1Ok2so%NyQm0KSmbKd0Qbj@e;~hH+O5bBY zXiM7hp$48y3Z~8+kA7*_FJB(C=`SI#aVir~R9|l_9S?As@Yo5ULdD9${lMz~TKxaO ke}?hD{n*y|x%I8Y?Qc}whOfgP?)(arsx-<`#V_0b3HM&#rT_o{ diff --git a/example/university4_sky_masks/000066.png b/example/university4_sky_masks/000066.png deleted file mode 100644 index 2780d03a3d1d3da8d6d88addd2bdd61c382dd8e2..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1969 zcmeH|-A@}=8pdq{F(ey0wgE%qg_-zc()9+ISgmb^1baei4-gZYN;E5$G#?F>q9z*m z0$XtbW2b9l7sgCe%*F{TMOB(sN>xQw@M7U*cg8!jrQ~WAt=59oFmkUJG=o+J#lju; z{Lb^9^PcBD?@aWp$8~W3i~D6V*+IRbpXm|GMUnc zbva-6$^W}7M_-IgR4s2lZ~3zpsIMEY+rh4Gf6Dg(N-r?LFQT>F1U29LsLBiZy9U*q z#-3O=*rQejetOAl-%nTtn7kGoWQaxDxS{tOv*(MNU66SCSN`!1$$sg$2e;PX*c!Xl zP;%6A6}w>irM_G9KmE7G-cXNFUtK}b}tLkc^jb8V-YdQBS+FbvP?-6xuKd8j9C1C7? zU*!^8{k?-^8%t81GuI#lgmFV(-80_Io};YHXGtrXVq@+8vjOl)C3B7%VPeS<^{{xj zx4c7Ht1fvM8#3fBejT=vTDkbif~kd`>%j6?bTz>+e!7<1GE#GyYQjaooK|n~7}o&R zhJ8lLY@f^~h3+W@e-S^kM%Vk#7BxW|VIxC6$R$`ULu|ikI(AL`%}L@oJsTg%xx8wr zR@-Q;6d?pt)Ufx-4pb3zfK%b5MT&IMBQ@S>Akxx4RXG!~A%zc8hUv+zgg)Jajsxou zpxmcGtc;Vn&mH1>H|sj})Erd>72H#3v!>)(WAAeET$Mc{4-!f`n=pGH_{J}0EQPxr zNA`k&tIY2?C>L-xt4ogS2yv4ltEo)l@6-T)V4rt-fu!o8!tD;js^KKj*2tXTJPMpn z4v5lu7EBislKwp&Tx)vQ*{r%ieqI)w^nNI;CM|wP2H-5a6T!TGQx9XAV};&k09FWd zfo1+A4%@rA+sLqY-e+{-q5ReHJhW+W3IAySOC#~TY~dmPl?uKVZ-drqDjO@jv)}6i z%Qj*@_Pl9}2Mf3I##P>MT}nzRzAH3FHTH;|yh$CfPu}4VVvmXF0%p!l2yQQO}I;v`S0ylIvOefmcsu5J;%ACm^ zfFMUJ70j#qKp1g}2k}_Gp}gfpH~@fF%EI)oBm&a?g``SQRcY1-hlxzIB5l0qoVql` zoKIoWRHBVCrs)MR2q|l*XddXhxN_Vc8xc)Q;1k+tpR9oFNUK}NIu$r*r90*UbdVr- zq|5T^6nB9M;>)%~sNJ!o-VUI;rW-ss>W+-TjaIh~6F*LVqv05zUdUd_gSdg6y|njL zd?0sF?NYnEJu72msuCR+e(gQAGL}eHx&I`b5&Ju0NH(6Lj&CgTA)h)Zb<|kz5Orwd z-~8`7q7EIlQu-)GRc)9RxbqP$wL=ssT|)&e*S|y@JLcrY!@dO$Jm(F_Oc9vS0|K*C!`gT;b>qK zlJJO0{SW8aZpIqirBWufno*Fw4>gGkY4_|ruTxM}O&FDd^mr1|#@L?wAt1c4M^ver zChbGNPDgrr_jm63opaB*=jeKWWH!85@^T4{MtjlNsrxaFMn6uY71gsTfTjjmt27$> z&qiJQPh3TR|FlSpmsHX|-94y#pa4H$d{Kn9?f&z3#4Ou}2G`}P&dNB#z*obiaN(m| z=yst5WW~jbQi*01=SNE69mxuB)*)SPmpdx9i7Pn&RkK4@nXd=O@9b%;`B}+aU`7*- zR7+RUOA^!@MfK+Jps&#(y?#ONew2%pf@7XOt+0hF%h$K$&*CMvY#(13OG*aunRUsv zVjIeGHd&qZXEob{KSl24LYL!6gc!$Pw`ETN3Eu(MurItOFqYwg zsDHX zRJAWDBV#}I)1Y^ zYusT=+L{ncx-?{}$(rSk5NH9a*HG3?^#vy|NIYJ)Y5z zLST$IfTVNDF3oRb_c?S}Qx<;Ii#1$?=RZ3-#=Lf^vBe3j7Gqzdtc1~;71>aI8P3Gc z4N-}z1UDLS~ zB$pBHpv=w093+nIO$j$ScTZL(ywegSTI%f)QAtgEC(aKs@EMIA*bnYSixR$R&7{W3 zUFe{02I`%#*rl=LZzl|eP(S4kGu9NN{&2)4-sD!pF0mml&VS_I6aS$X6Iq>rA>rXm zwsGB()SB=qoaL>eTYgrRaIQDoa1n|6dHXkWm}n#0ZU@Hg>yK#zU@@w#B*TO~irvF? zR?-}V3`8qFoC(E49VwBDFUx=65(5Tj(~l1Hc6kbLYD!%CzPpPHu=*GB3Fq_Kb^;ae4L zr%5@8D2>T=OO8s|4L^K8;*16k|x0+_pImi8u~}gF6WXYNR-CK zekJlSeIalR1aK5dItl~sq>wct8uPqOG{(h1_5KY)tJYM)a!70}eCehfguCZoAVx=K zCcZyPIeC~qMhF>Dzg+U{sy51_ORQYy!(`V|d26P1u}7^bqf^Yk%!)Ruuo?X2{YdT< zqC~Ew#e}dW;pvgGNb@kSCtH^e7G>b|##(SriFBmoDi3ebWS1&Dm!GrfTH+Mibc7o1 zVukl|Mzv^BcUt3sXT@0f%26S6Mv~fL-ge-7sz|{&ahDn{oWnC))cCrOe1)pE0y`2} zwwwID+x43BMp8dqz8z?G))TkzL1T&rZU_<-7xKwBibU6NbGDf=&@4f zN8U`IbyLNgc;fnj){cykOfPTEYpH70POdl94%B4ZC%Qa6B7d^W^S1y?(1TsfdtFF8 zbYm|{{*-~YIqa`KB204P&fXat`gZe1F?pVv)&UDfwZdy8Lz`;ZdLL-hmEln`RCF|l zUuVnF>)O|Z* zMPm43fD}_L)cgzu!p~RD#2ZJeUMdH6?$#hCVnC0R@7XykLZH!0_BHQ^%u9 z2i6UvxZpVvMJfhmq&x$odkcbFh$(O#CTTEIb;#J_Xam=8l7N?7Ihpwma*aPw*bZ!V zK!sK6>mlo!zYEKM*Z@%KbuXEhWIm5nov=VDHJFKg%lcp1ffxRld`sjZ{~9>;e>|Z2e{e-$W=?vI(!LoaxaNQre#l*Lp1^CxeK|bX##k>65!}dYfv2d|uNa8kalB>^ zO8T~0GuC2UhS-o+)wOq-lGW%doF{s77?Q=@R7r5%&{BR@4e0R-Ao?jE#yYJ%s39(E zjjKedhQ)@6Qw`zvrr1B3+QXH-(~ce#F#jPvJdW8>_`H8HQeEn!u-DUx4zkN+B+cf%Rb!Q}8g^+tE!pX8<_MWB-QW8aKPwq2H zWyl__D`u=GdL09i3rb2qojf$k)ufjUF(P^r7!X_^*mJ*kn%?IVpU>XTd_et>a|*f& zMe}0+X!kt~_0a_hY4%r{W=fCs6CfpjQI!YIGD2I#6}YpY@7B*>TV}CAVO(Cd670U) zp(krMeBYiiLu0gcj>S5oJJofIM;@Ek%T7h_W&R8axl$yq6s4|fsk+6Z-$thCk3$HF zqoNe7*ajmN${IbS%h_+Bb5x0&HwdGB{AK2gp_@eX9tKs_Z~kH?qFd&F={*^j8T`tP zYdL*-Ul*QhiMbwcj|L7qcEpxSa|5gN)@8HQ(uImZsY|k*^k0X3Q(-sj2K`XU@ZFK6 zlH8}rWGm35Bz@&V(MB-$*5swAZ!~#AP02(Xbnb{XZLQIL?4D|@e>`-b zi24w&j2{#$>>s)3Scl;WcMefhwFq>%+mmy2N69G?x2t(eXbiE2FgmO)T05Xy_i zv2lYm46--1@-<=`8s*BltB9qm5M><$@WoNIoie&9)y5~Jp@I&tE5-lPBy7Nlbu*su9e4??K~7Rig!Y+`y0tcRZ6noFH8(WNT*q>NEx49 zMWjAyr(cvX#$iip&$FM4t`M==j=6Kn7*~bt3K_>3X1(xdMPgt> zkF_zE?Lj)LnW8e+1LjV~zodC2@=T z%zIc&SNo(Vv(XMRFtV;#L&FH^e8~=XW2@@F=wsY1+lw+gC4b4AR+C54E160SenB!j zvW&+%^yf(w_IsNw3*b`Ej!ZKQcy?g_@om5moyDFq&l_K|ps~Z+!b;>q%q5r?bH^rk z4EaD49}n5tAAqFgb?q$HNI!SMeQuU%qr)g4%t#Z(HZ{K&$vUQf3$Z0Wu~f(9rHev8 zrU~x7QSPDbg&rl^xaKC<`i*qSypEHRdqlK_dENl4=Xg_jDR(BVN$BFRq6>d!4HbX` z#*YP7X6~RSe%PC@sigF$lb-Y&iFP50*TNT7^FZ)!Aej*-9Jk?%<7hi?I-M*|D}OXz z2iAbzAGZfQzw6l1Rk&8}FKXvMO79s{ujmGC6ONbc^#$WWy(Qt|ty3|ORJ5NPWIr@p z#+`Gv31>SSa^tmgMsB12d~vO6`zs!WGI?UdfmeVM@NX`~3s4C*G|$?ZcCQ w^nNg9KCbyS@?L1~|Cj&EYRGNhFTL9Ra8A_v55@2Qw*4h=IX#XCwzIwe25b0L=Kufz diff --git a/example/university4_sky_masks/000069.png b/example/university4_sky_masks/000069.png deleted file mode 100644 index 594de23e7f463017001a8fed2c7973a9b32efc10..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 2100 zcmeH}{ZkWn9>89hz50|@^6LofGXYR(a%5ZaMsjYp_A^l6rAuA@iHb#iuCv-TX{nZ#mexJDK}D&w%& z4#B|9DPfIa8KCZG&5vCRF5~l1`90F9L+7d`fnCy4Wg$k4i3Ni(SNVlt7t*t=3|;Dx z2CAfS(uk}^xx@T9&Lx=zR-J+c^qWDy_Fb-JwK;e#SjYC^&4p=89t)c(cuXA<^c2x6k1dkUlPrEAc-L^b zd`2&deu3YZt5AkC0T^VmP5vCh9B6bFv!^FBiSsM-L=nh9ZlR!>csfuk^#FxTcCm1P zznL_6xu#qJl~Fr{qD%s@B(WLlT=;?6>@&6cVxHJd5qng%Hg)Uj?^Z^^?KUz#8Fsc% zkAxkWVjCN|K`7EUbcg`Fl!FB~VkHNaL{0=4){KtCh^YkB;e zhScdNRS3Kob-=syslUo)Hge0X)-9L$d($Tp==e?u0K_0fm(`8_6J6&Laq@C44C5_6 z^Z`5kBmHf&qYA5+vv@Bk`pnl1Q1`V+>OA+-3>6Y?$dObl*EBP9R=l*Pq?nzawo;r= zv9R}w1S0_W;pYt-I71y#|M#Kz}@LYJy!pkSbeVg)7+DcEiArHyIg_jLX{lq&4_+R8A zai-yh(uax}s`a7rCF64LsL4$IncNR{4~}HU5b;4(tNA*B z+4K7Ij{1}6o9gKh$Y*#|T7-LzAK(u#*=tP`Kb8l{tsd2OrvBS2D?eQ_q}pXtxk^)IoWt%{sWx`fj4fh?fWuRToAD-?gg4+Y%o@BA?dt@Qdb5Uxh} zZNqU+j6UK`>iDb$g$+N64u*e*2YF1#_B%=(#Mk9+nLnreIpy0V_yiVqv59_7?8Ba} z>^ndnJM0bT1Zq0)DNCXLR-g=sTa<3O%u1-6&nNH`NVpuZ!-K{(SP526dv%7^ z=ASxpp5EtcEBK;&_pGnI55MJ3w|_fxpNS#gxR#v=)$qF+Gu(LZLZz0=vw5Pe!jYw-a0lMr>>A{|iGv6(~kVW*jg zUG&VC#@inTW;H8oFee?SZWG_x%`?I=5#Dj2cR9~F9?qP$?}LYP(nrF9sRX$S>1k(t z5hBFi&&xM0@&)aVqQ?$3jEMwp&F|`k+V#^}u2rbCOX)I;oEr`XdrK~9e$A3T zvN~(gE_9e_EwCt+PHa;1skK-xB)Ks;_LW7h3kSP-Qb|Ob_tM19r46MdA3#Ic(pzW{mW&+|rBklb znA6<(OkCJ<&NEvYH;Tdmp?YREi<0wehz{IHVIV18Sg7aGfDd`o2X;jjIqcTKko|39 ze7d!cX`NW14^|N-;&QA7>n8HU{>rewj}UIh+b8}&pEP4i=lF3A$26UUBoTpRds^e~ zQ_;8h5lBoUJpx_2kU3~AwzrJX9V6CaqITP*abc@#u-7pal^vKv-$iVLhe6LzCJhDD zN2Dwwt+OlY*g5ucFLv3F;xn(v3YVi7?>Oh)Ed|E-xV{Q$GL3Mk*Dym^i_%&^WfiG# zqNC&$@sQMui9u~PLsec*`lu!J9|vh(?ii=K2j`7}N9+^R_Y!2vouh@fKqGC20^htQ zP_p@h$i4>kj4)Syv?r~%m;+P2fHRm2IE_j@O()z+J5(7Fh-q|Ux!%9P_B3rK4DfI` zSZQl6pq1{e&&)i?&9sWh)pr-4Qe}V)HuD8(Abt;Q^+EZ|QKrx?kVtpx)Oo=h-`Q;U z6TGlrS#6}dcf*zI(od;H728_O9}}cnje*K{)~|tnb8x=PS}cGeebyU$4##T8x}VS; zW-RyR$2J+_?Io(PAcod4xAervWFKAo8SvkHj{v@QokD3d{3G+aeAk8rdFU_8?Uo_Sl>sB=VnE%s-uE9zx3)}m8%2Pg{k z)ed_T#N)uQ6q3B0?A0e>FFGm(n_s$VkcVwDovnG!>JMWMZ>b{YNlG7WvP^MLh&mGNw(kRyQ3?n@8V#0O z^&$Fz?Y?6w_NA-d-<>^!1JSn@P_bUZ30?5_g^(Wmfs|hAb;M-tl@6?zSZ(Pth;DX#nMa=uAxb_)THmFxwg%_`)Fqdh4 zNTDkwTwLEHz3rG)SrjkacL>?2U2t&`oh*$B)!y8QrIe6y*rs@;wMY`tMXxW%I*inL zAzMA8w2Qd*csv+hjgdS#tLh^Edit=7-2cZmJ31qNX_1Ei9Aodwt35DHOPw zi0`$lG_EuFPJEnI(gzzmEaNq)CaI43KL`(f$wmmk!mnx>ozXxjFfZ# z-8tsEzfE&2wN<@S%Vz%J8+cIir#I(C&4kQTShMjOt-Lr_~dh)Y<*thyMTjf5bqxF!|wQ$1w?! Q+5Ky2Xfw91Xa_I-3j>}{WdHyG diff --git a/example/university4_sky_masks/000071.png b/example/university4_sky_masks/000071.png deleted file mode 100644 index a282b8e55b80a60d89d3a1171451dc45b1a085be..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 2322 zcmeHJ|4$QX8ZTXhx3ucCmC^$0bXp5X3sxEh6xo^5$``vzbotVi1?rBPoZq+_JrvF@ zbf#-13sV}D?r|FS7aK(--7GE#2kUfmPB%nlqnY^Fp`8;1f?>tY&Uw5EteMWYMNF-WcQ*ApW5{c79q7(ywfT$cv|5_vh3pF<4 z?T(c1A4-q@wN{+^aQ5ZaKQVg;ilKu-`ASsO@IgIn?K-BbZ{=(&y3 z8NxRp_hU79MP@@p-rz=T zPaOifh)&w33#PsGGC zKbDw>B7(QH%n$rsa+cVV0ZXWIBZ8MRUTu~%3T5mh^8t$<;j0@`LNw8G zn7L~X-U81nw`6!v(K?Nob2i0Z0?Wm#@qI$T%r%q_Xs_hb#MAvloP{dEHqyj68^A?! zHZ&D72TmlJ(j>DRZ7U7DP#O|Vf|Py9Jc2n~m7k9dJlJG#E67YkVj|wM7H}Rh%Mv$O z+Xi;CyRqYN0#}p9S<)pG+Ep%$dL-1!o;$WkU`W3#ai+)AgD+=CZGCKK@DbZR%i7X3 zJyZRtD^KzYy@=*=rdg7)GbM`Yhw+2K92U)S8N8|RykwYAL7|iy;d^TLK)o;yTN&ce z=lOH!9qu%g+Z-UC9tzVq)0wOk^G^Mt?nK&zQ5MNG6mye)>Ydno|Mqf(Ef@8A!C%hQ43aW$k0z!n$Os`$`dU zF?UniFG-P{w-<>y)6ZC|RH+>$L;UnkDdRyJA{lA~oPSH@ zV(bDo9Md~UW=6FEzB1FC^j{Rf+l3q;RegF?x^jfKstA-Tu;RYD2eBG8DTkJZ$Q4=Q z1J>7U^Pvc%ZB{Q;ALl=sWouOd;-^D6NO#MfcGQEH2JK;b5!oeRqm)OMxFuFUhC_r% zl+jx7Df12MU%QnoEX7HMM#X@y26@)7a-wiJ`JJHNRoV>rt0oqu2J!F_p%1FW2#7EDNf_F>jyc;a z<14z`^#toTvG3nlgv}@pr1r=n04;&vTzlJ4tb{r!p>z_ZlN#8=`W?KBh(b^mEo9 z0Ngefr)JtQj=@2w;4Kl5B_0`1w)KfQIOy752BZ@2v&@R(;TXIWY*;dqv<1hs#%Kwk z2o~+6`(?`Rb^`+YtNj6-aLad*$2u|=wyFQ2I9jT(#!mANgR8Q^S13UdoW0H!@q1)h z)_f>vOn-{|(j2toDni8@$^Q5&#p@oZ^-j(42;i_t#*6CGfp^(0#gtBC?Ou}xh98Py zXlfaF0eJj^WDiHENwAaK%-h!Tgk&jia0QDxzWRcslOviqY!23yS1iei6wi{NDgs_; z`pD~Jy`!uZor5tS3mB|pY@6#%-6Y)4sE67e*u&DpG_2yrL$1h`r?H-nZFXUK$u{x= zd)bxF2$St^6Wx5Hy%eWS7`Sc&}%c&UcdSvX61kfa>h6I%EFc{{LZ z=lspmR-Ko33fH(o*H&#afZ0y+-+d7`MJng3K$hayhAh|i=qKC;*H$NW$)R$Uzyp@p z=F01?do#M`R)fwxF_-r)BEq$?ARfNy>d1DchQ9E0Ar~xj8+VlVQ*<*$!&5NHuvzgU zxN5krsm~x0sA%~#Mk&`3FgI#0!C1=s16&*XF)`;B5|vldEfMeviZ9?&okaWIOE%uzt>I3q@fbY=epL}=J&++!YioRB0T*P1bWg^nEXwZ(`AP=H!wCygR6{$Ch>w^X5QSSqok5k5`V?lq!n2R{WT-_V)_U5v`DG5PDgs}ULGsMr*3-c5gFD3GU4 zi?T9|x7KE^bw@m_pLO#HSyRPWc9dr*=C5=nBCUYldV69QR*VUw{GZ?w8e8v}fChtJ zOZ(O-Okt=J80WeptwWJ7oiA7|HF7CI>lJKez;{hWs@K(Yt3}czTAxf%*alo4b!7I? zKRBn^@0j;_fwC*k>qC@P!RCgtQs0e7Dqq<+!w-<1cxMeW zx!RoioP33&)S8bUC_B7c;pEmJb3j)a@&jxdM}?pkLbJ_JW*Omlc}l0)ZCHVjZGtXT zcLk>i*A|$T@+I~$bT%Ru7-2+Mzfk!=T51rpw3G_U(G6Kf*s4Z$s?kR8ZE|Lfyw;t)FMI-S$BwL)jvRHpu)J6NuRk26A>+uRjoCSNaAao_5L+xeSU=#$dToAf!y523e`p9FUupm2?Fm z2BYi#J3YW?j1WKSB6P!`K`uVtpz%GUZiAJNI+NC2S6H|&p6vs^GIK_d2jTM(;H)Kd z)qY97Q%>te5FZVH7Aw;3S?W@x$)2E`Q2gh^Q)P8d{$x^7*S;1HdTQm>5V}kZ!b4|pDjpMTi0gJxbs=N%6oqe zs`g7E<1N#t3S67VTn;z24Lbns+>Cfnux+C-f97U4t+D7pnp%)1WS>YXdL%;ME2ckK zDAFdS&T+58cbRDeFY*(U-!glyczUK~q9pWZq}SLnPoF*q638KuHb9m$M36_GaaYmB z0W^!y0CR|6H+5)JQ7U(FtnQ?ArRZ=(102S{aE;+lrRi?JsJr&$Gp8U7c=hHc##{Dz1F)#N=xjY^(k1(}U;Xtv{i~eX{=bNeOeGfG~~UFGZ*pH#cF%LgSCP`FaxnMlntrlp z)JnZUYXAZM$$Sfr$w@>Psbpt|bDTs&D4>fk`p3Hg^t&)R3l@n@cYD}1H+=M>4*_SZ zSrpnqZR%J0P0zqYV_?hss(cae4^iWdl#Z@yZ{Qw0VoXb}>8nLR-9;AYBEjhI?TWDH zu{|I4!nBrndp*_hD3hml=qi8pM!3D7A9nY(%0t2NH82;LzE{ntEvlRl;_5S)T$82o zwjEV%Wj3Q8!@EMk^hrz}&RESm*m5PcVh~c}>6^aEM>eG~6x7kzh<@mlw;mf%Ep~&m zuUT{I6McWkZ`e>TPNe6vGj0@nnhZwoA+8Eb{DS_qZxSEwBV{N}RI>+%RAbeQNzOfp z9T-b*vKStKullh&8o<$;Qdb$#;6ybce`oasz9eM-BBCI@u>T9wE z^fUrFqjjMG&k}!;KAe0Kc-T!7R;mZp(Eh!B=0hdEDPoVxSKkzE-QSa;8mHMTU=P1- zj(3K|LlrD`)7ZcrE;S~z;2lLcFIy#lSfB64SM*`|3WC8=3&2^{v~Ek6P)W4qM;nOV@M zIv>vqdly=#7}Jh&e|*rG!1@k=5@)cQarhrL25x|6`A2jMDB-8NHZU#;T1x4kvSr>G z_Gm;+UFW``Yr06pNJ`$mWYk*Wy2>HYD#~Q8H>ai`=}vT)8qticczgAUY_jI0Ez?7l z)|CZcbUBRxR%)m$;XM9PQOtu@swbP?1d--T0kVt+4FP4ZkW2;w3;U?B4rL%>YPK2 zVIkG7T(svm&-XHTLnwHoNQgOStgiZ$YsKu!ALB&|KyBR*!MJNHD0a3Tk?#7t!6Z-X zxr;PE=w(b@PITb-j!Kh(zVLU1b6KoQkZH$kml{)bNom+~9VQ%iV%q{3gjUM&QB0!tt{6^!Rtn0qZ7NPD zD;dH!TI8X?cY2%3n~vC}kHJe{mSqAT#W%3nSQENa9&0=F!mbd60){_$4mn!=bUn8xdw;0+L@hui5q95yi|m-IKWQj>u^r7HEm7z%Fw+?3tW( zLse+{D*XXjKthH70ufkZ`b13MRX2Zm_@FlT?H>n65l}8C?}exipQC62-%&^q!B{sS z9@!Pi;#Cb|+L1{RVaC#H&(ByWL-%m2-Z{>06dCchH|NM^`SRMIW{cnHqkGZ?2Grv`Y!Q8r}|Mb?s0S2oJLjV8( diff --git a/example/university4_sky_masks/000074.png b/example/university4_sky_masks/000074.png deleted file mode 100644 index 6632adebdb23c295666d8266e656c682876a052d..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 2209 zcmeHJ|5F-g9>!GzghcsLKqJvz1W5oBzf2WIO>mI_#xJ$0D5;4CxuhMf8Mv7QuGGLq zl0}GJ$Rw@RCNtL`ax<}JAk#z}PSbXw%XLP7luS6CS$FP!vB|*AwK}1CYtsMWe!1EG zVV~!HKeNyKJfHWS*Y{3`e*fMBducSFmkAYv;1&`9eFi^9a4_IJwHO@)vLR z<>BAVp{%WYUQz7*%!#bsUa46k#{2N&@-dnkc}#w@`5&@XNgi57%eOw093|QW>Dy86 z4xsiA!KqL##p!MBNCPR^=5Xl|q=b6y;0}@pgLR>+o0svfX$x%b*J;)}$-^&OOzQ$n{ z+AT6}eD0F3qWwx!NNI8Jeo|#AAtQ_mtI^I_Nv3{$D04cBDyqp->1)|aqRD<+6l)!c zy+}0UuL%BD14iFRi4{PJuaiyBz_YsOT0&vv1D-xi^JttEJT9rL3GmGM26q(sw73DBit)F!mRgUh zrhp23Z{SyEI5%>p4=>|R8AV1B(<7p6{v=+CpSMA>#1FvMUy^OeEz0?V&{vcR@+0IS zvOLjT#PT?xLjO@V!ZJ%`;g2KTeRx-9Ld8aEp(XNMIv=p<3`@i{Yyr3yzB=C!#WV#mZ@rOvNTq&G4X|(?fF7QWzF7nK^NvM`^iYeW>CQ zwg?q7vRMO7j7iu?ITKAn)G`7Wg4eMgCe{iHB1o<|b}Vt;c0PJuIhJg(NDF-rLfvkS zdxp@M!lxqUXw?WVrkWNk$Rln`!Xc_MA=d!pA(NdAhO2(jma=8>{pNhYqa<*L&h%ym zwH2DFon*#VaV_!Gan3zsfpUO!sYeymV=D=H0VxsKLrMZm=9|64TzY)Jno%VH(nowe zr@?hqLzT~v5;NutvoffvY9t{)%fKo!h@(L5yG6B0vKS)8lt8K(2ci|}DyFj~+i$%^ zt(!bOGp0iQs_Hu@N;x|v9*w{gmSx0a$)}D3l+SmuCN9f^R$anS-S8h8Z!}64S`jb% zM%c@ZS7UUyPyoB?dt*|>Q0b4|7;&P(JHPpq8FMWBE49FYF0s8e#$o8qrY z{WRYY^|!!sF~wl;3*;h?fzDN6trpjkLu}5+jY@K2v(7_B>EJ0ZYvagm0u5*+d(q<>td)+`L=2F_Ecy4% z!*<0&XNN^9t1dm4eQTb-CezzMeRZjY0-R-#{yUI3Im^)f-b7d6$D-rL0^&m}U!g{7 z2Zsl;5;bx!*ga$AuXn`@dBkL%Mao{c#XD>7v=Rm+ogXiXFW1ETe=Pdp|Ih#20j*`@ n&WvT_i#{xQSnUt@?Bq24v%dY`zcHMt@4QRWy-Zi5P{1j(d6N zTcy5M=jnX^|9$8G|MMN`ILL&s}EAcXR{aIcr9i zHkM>X&YL@@vA5gkJ4q2M4*1q(dj>Ny$1HgUHX2@k#s+yqvW}S^=7k7gFQz57Bt_0G zRw-ZxX2#K{+3=_l`xu4GHZEhiqqyH5I)QQ=`4k&m)lM<}p2jrHIJSQ>e5&^dD}O4P zPpa5k=px`*7u!KX6*CY&@aFM{j-%JU^87MF%Wi}~IL{(pH^F+FWWL?7b4!z_sCJ6? z{-Dibbn3L_2I7@>i}CepuPxaH7HPoOq7?8EHPuHe;%-0PKN|pvSyXAw&O~yl*R;v} zUKXpn){r<`KL#pH=iLCz}=5 zO<6SF3uMFVd>jXRuog4uYjLZB=imePYQwuy^35S(%n?=Ym5|$K7VHRE5Cmgq`aang zF(2K~WO(Wf^c|=KtJ&)c=h$v5`9Tms>>5$b&{uL`Uu|f`&CZ)(!t8z{csoToWJpMI zwe*#WEcR-mj97sRkZRW~uE~p`9N~+>&%pwd-OP11R!C-2wP96wn>_%b0Z&WfjPeMp z?C?aSoYMQuB}xmk=kKxS{TX&}Sh6y6ppP1IZIU@Y8?4GEUir4e2jV`l-Bvtr&4xXN z8&%#E@~qPzE*0}wfAX_Gq>t1;Q5C(v3&t&x~O>2vNL_UbY))J7L~ z%rrZivl#=-$|+SU&Fq{LFxPFe7p~!a7)<9Q^E@2Va}j|d^Z_9|OdI^Nm0Yd%l1Qg5yfQJpu`r!dLQpu({;-9kXbs(khy>M-;*F zuIQ;vzC@kE@pd3hNXyiG92}Oe7+R?kx-=#9dw~TJ7+_abHc-CX@T^l~kCxOn10di* znd@C+fi^5X<^y3+5lhKvkXA~|NReG5m+5VxOFea=Mho)7@kFJjw8SjeNZ>NZaP)Fj z&kwqk7U{oZ6KEkoE{2b}OO`WmR2|R7BlJ(0zgctAweZ~tUA$}T>(O|PuwdCy36S2X zw6<9t@SA z--^rmNTu_Mh>;10rIo68P6NSnBRKekE1i^fkFw5o`p)kLA>7j#E?_e4s}fh0&$#nh zNLVl=%#3x}c{mHRUnlvJPch?@4yG1;s{z3iL-W4Y8(@1Op)wH=N1 z(3x?7E7P>GIvH276R8`xdCwAkoXk&XHAFA-pq#qs{v0VI$LZ23x2-HTNneS>{ED?l z$>Z4ZcXZribwMvGu1)zj9&@JQdiYJU8Uv>#px#HWPRD1gIp3Z3r80a<=B2@XKmUCL z5r57RP|bp^xZ>F*ch`ThZhKqI<gs)37~@vZQrW&g+6I5fIFny<=h|JlK>R#IPv`no3FqPFw; F-vP##tD^t_ diff --git a/example/university4_sky_masks/000076.png b/example/university4_sky_masks/000076.png deleted file mode 100644 index a56cf2fa7f82264d4325f96c8cc9033e93b8fc9c..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 2275 zcmds(T}&I<6~}F3);5srU>9Q=hm5hYS@0SR!oeyc_JCtZ0C$^U@ZyBTI6>_q&^Qun z6iD!5!uSI+9(FnvHs@#S_(KexZG zd4$aRy&}AM_iD!P&Bd+%x?Tb2rOT!fD*HNFgzaI9v;1zSzd>(8 zV)5jc*m&j#*iXYbj%2;U-~p=J52*!_BUhM+bZPnYU&yA>dLMBSktj^|^a$&Kns|Yj zmi}as{)U|^fy)wD*J4=dAbuAa&p^CDjxiX6%ZNZ)eIn+&lmiJHxckvwv|B>XY?Uu~ z1-R|H70+`=ciw&k9gR8NDY7Mt{=6KmPKZ1 zrQ9!1)~75~)6tCUp`1@X;jC5<2~{X@D$rg2lsO-K?$d*rL%bGG-bgG$qUJrD&g`spB-=x|HjY&TEJ- zF)J(iu_%Fk;EN}}7NvjAaF2>;2aZhbv~Je!v#t^EwamnEURt$HJd&%dB4Qj5N}B0g zlrmFA47A3n%2}r32;7f0M7_5%2&*iCSZMHIV}Mos9sfUIqc5CeywrruEb^F&O~3c% z8)?zTBl#2>Px{`_@TcmBn9^p-LwuibyM+;IWDXa$ajlna#1Qzuc|J+VhW zXLqY(d)8d4FO>-0g*c+@za=Nt(#*%%QX`@?24Zqm0_#{4j1t~BK{B!nPy$L;zD@Zw1-;clv>4z(z!S? z16UytuzIRy`ShQtHnwW}Mj)NbgUc3bPz`Zjbh5Ev&Z=}kd|dHPvDxWF2svKOpO%=5F|b#!IyGonc3NJipQ#LDgCE=bFOQje9T8$B|zvXfEO zY)r}S$AEmF%KnB!;B%85F4Mrb3;3ynT01nztY_cqFX!^uGsA!z0@rc1On__FJLz^E z-9GEu5vT5(X=oo=j&#IHOPp*A_qvV`sI%#MJRn&`Bt{Y7k_XaCW|IA^Bp*46OKd+N z@a<#a5xCxJhZO?}tV-Vmq^8N4Y?(1AF$UR&f-l$HLw1k@fL(yiiLB|L`3E>sg(L8E zx|w#DM85vt3iM7hv`XoQEIy6!eu1=%dq~xh!+|k zv2}ATr`fevbA292ar+BSB6UirKP(wGfg8HiS)qQUq+j;$IG|($8?ygVWIt^io7X@1 fzmDC{j?YyEIy`@@`^~eHzn3;kXUh_F_cWch*_!+sh_YR>g|uM2Cfiv1+O-v9Pe8y&D$xPFfTM!b%QBu0gz_ zrc$WrcxU^Y{o0M{u<);$H)YH9aRt{Sx{n3_T^Y1<7N{4!8~a1;zN<)A@VfY}^;Tl2 z-xL{ODeqdZEq0_ltKCFGfACejcXy?aNCcM>V|;(*oaJkZMM@v*j= z$Mz7)ag)gR<#Hy-MPhszoIEy<1NbVQYB1Up73y^~^N$ddc^T(s@pv-M)tMVae{P#( zyQ#}=>TEBkyd=S(%fjQU+Tuow;+gB{C|F?k`*OjL4qb zVzAK$i{m3-%X`;XoOIuEx{3#u0`4FG$SLNrkzwY>I)!c$_XG8VelxV3dJsp3`4_1J`gvIo2YriW zUtu!l^Gclu^l0R9t$ZJ(bsKB<3Abq*H)pj*m&Lq~?j!F97FxGf- zxGvc6>Vwdob;}YcJdSlyqnO(vhgle2l>{8d14tDD(wK54g)MM)WWB!ADc=J82g)(( zly(6tmQO>XxvoT?EQuDj%(&~;0u$IKTGmOHz*ZbmIlCQ^D^`b zn1Y_2lhDxQFs$c^&+}EDXkvoacnuv{ZKu$15qLwY=~jl+*3owDO#UQ$GAdMx1>azc z5h7G8FP_ZtO{s#P?o6#GxSi`RDOxr8O#JE|xZutZnnc^ZMTw(op9IFw&{Kg4mD{Pa zG^{>0Mq-OTXKx(2oT~DehJmEKiI8slB_Q(A{+x zY%TaTm1C}T&}IA>vz8K~r0}-1wlq9fgFPgti{f2s`b#za8J8_$Sab!|Rqo|;a;X=- zz9K^H>r>OhI_nj!+(6#Pp7Z${`9o6D#>+wU)WM&CnVu+*$s0#<=Rw*P{8vGgdF;z% zly0YCLZzqJdYej*wvZBYEA^MeT*q)kTLP&LM6X?o&cui5?Y4vjZM_10pZ zR?~w;)!vVmX2J(|t_6EKrTn%Wwg;91jEIL!8~gEY zJ*urs#GdD9y!E8i9w)V|0NB2U*VU|-6Mg;EmqM?+;Sbu1W*_H#xz zXpg=3T|qWhc8pkeiMkcJlBCLQYq(jtO|y6^!5mhWipP#}FFF^D>Ift+-(za^7^PAd z=qENzkD1IVl`z6QzCjPFX{TMvREf5I(hx$8qk4NjOubNAOx+$VGW9cm>nSo__7ItZ zCduwE^;Bu5sx9sXj-;DMO2xa4dfQtd?+T8*z?XTUv%bL{YXjV;u+FuF%Hi85TUIuThpc<-3s*Bu7JEx@8` zm|F5c=&4p&?5_9!2UV6MWB%cD=DX{vCheE0dnw;Dk@VCRZC#|>`SN|{l2N+b+W=%) zOh&$7yk?i>rjla;OON_L1MrBQf1A8WtT^o_sC!2pWw{7B^1$}2hR+s^OT6Q#|4Z1! zqMPE~cc|y7p@Ukb{{q#1$Tf0N;x#mY5386Yddgmm{RJxD)0>@!*$HXo{uj1uUp1`${nu1;j;gI0^nnkL!i&;*F^UgrX7QpL zR@MzMj<`l-*gjHeh!&s65!e(1ofXtgpU^jDgrd!c1?HUu-)jAqLWg&vmzy8D2ED!9 z2Y}1wCAb~!7EZ%qOQByeOFSy13I^ax`9wiF3aJ6`S1gq@5GO=?rML>^?c2BO%c3ko zaoXWsr*7I#vLlff9JA==3T$4fIZJS-Fe707ZX#blDbvoZ400OBEQNTU?$MIstX8>C zV$OPixc$0E6M8DAl9es^qHs-jo+6J@`vrGEidH!snCI$BY>+?= zBYsjx{|!G)edD{}iQ?2!dfT(|!%EbJ1}&U=ymB&!mbb{s4E?Dj>&g(P_SFI*iiHjP zEjDc;9>ckTD=wKlImD5_>W?Gi%;~F3SSnGBr)PZEftfP}jvtd*V*V|~rq~QM!ITd8 zx9avuSllakY^_6CLO}|Zcdc^QTW4c~vc!gw9V!@Tbcjk^s^Bc-kP-YsP5U9mKhc+o z4mC7dI)tVfc#^>++H`YosW!!|v|Gx+uLbkqOrVi>s~#SAOoIl_2|fqa0R(yI(%Y`b zEQd{97tWh6ngZ_< zaX6?X92F!%(XaIKp%Bkh&P~Y+Dz_sL#y+8+?*$(w4C6P&-Ymr!cxc=>AZE$|9Q3>^ zQ{{LOA@Nk(GzrOI22PF$KM&Y|EKj$kIBd0_(9hFOO?;v_i@DshoXX?t7%`A>;5Bba z5i}8AsIi*(VKI6;o?K4%L@~c_5b*d9toBwt3h&N&kSKaOpbl?qhNJ8-=5L}FOanVd z<+-L->gArXrLOE4xG-5tz;%_+eogFnTz)lS4fEHMJ2g}>1}&GVb2>ObR^Xj6`euA5 zLMv~Mg?EmZE7<*++j0BTk!yyDYhrvS2`fwc-!e5~2YI%iD%Zb4{lxgr$2NO1QWaVd zOP^=wd!j=N66y1te2;PG#s3*@`PUu)-_Xk>pYsal{{_sY&Hh7tm8V*IDSh5*FNjaJ z+85&rtoHV}MXUXX*hOgGd$h;?0I{Dw7Gv9C!~h|oUb1|B;P3x6WjsNhJL7hofQjR% j(NUC!N`AGMh-qKKLVY5k$nKtT{S(Bi?Got-;HOMaNDf^ds;oD^yDK<6KVQ5fvVep#jM zKbRir?(=!>d7jU6?|XedI_%wM-MOTnCkX_CbNc$)_XPss&jf-vrI>dJG=S)Pfk6CQ zeQnK^fw+Hso2dP}_`KlTy;nKksN$|%iAhA^=pWG`+a|cv5c*3{M3v(l!gWR`P)%dF zc6}nEi%v10pue_uEa%YIuoL|;#IB>&c(Jq}o_2(%J+H>sh)?3I9Z^;8jv~7rlvz72 z?5Wo8hG#stutgZKmPd8Yp_$lkgiH9EcO#F@!K<)d)d}G_$-Q&-@K=XxxXwLyxd#xz zyMJTG@FvLZtqrNjUT_>}BaB0OA;eTVuZmljY7n3KM7ubbE?L?t3&T(l)~ zc&wYK{-uGuF0{2vhP~Z*buJ);WJ0b{>{VMpfOiocg?eLxn8XmNPMTclQVTf|U3U1L z(BMD{P)V{uA+j_xPGESt8}BGYv|tLq&I=~b7F$D!qrSN1aVN6CPOV-BkBhbx8%9tC zkqt)od;;?vZ;HM;W0eY*yk^KUg&Y}{^~a-aRG!1@RdFraqYsw#cOH7}Z4_(+gq7GE zyc`dMzIGtr)|N=agN1#KW%Q?0h{m_ll{;VI>+jm(S41om8Z5pt4csT!Y2{%jvxBCq ztjbocRoMfR9lZQw*fyo7U|IC?&@8t?DGwq1YPh}`w+kxuDa>pElLQ?DTgvKp!VMr) zIqnQd&1iZRw9S4gw#Cj@rcwFa=baHpH<1JND7nV_XQ+ILZ00rT<4))qa0bMDv0Oj97W^{vMPnqRfi4S??RcCi3Xw)bYV)v7cEld*ZW)l$8j)ObI5MjILJCRT)r z*i**)xFo?{i!O~1-)DL9PFpnCR>bp+fqw-{0zQG^x zo1ye&vB8NP*)8yjtIB5|P(JUD-Drp0h>V6GNSWFm$pQanaPfaU5u=hEK4Z;S zH%rY_0OFF8m&nCGBh1@|1nmeiT_0&9<3l5sDbmb0RKpq;6lX8F?s;#9 zexRF}_gMV`t0?KyKFaJ@m19qQU$oKs4|y!qd(A!4RE1~>|3Y9=p?*$awXas2a&?wd z^e<9*>;#K(;;6;a%ahMb@o+O;e@qYX5?S$fX}{9lM!i?S8X~TCAgUm_;|P+Kd7yH$?bf>ROu=jZy>*fCfUH-3pvq882k+7Fq$dqRTz@KM z!J^V^LQf8(d=vNgp^)AZ{_pY>r-%V1xk|=9jy7mU zvx3Q{z>O?!G&rfoEEC)tX!@?XWZe$zJ}C+PH@hU?7%R=f5PuD>KHiMy$B#EfruL5_lch%WOGH-sfM-_5O#<;I5t^PMk2j^FlHDXz zYC>1LDPliOJq`b9;nP{f2kg$2-u=J*PX$85n?vV^zbV|)o&J01>zZpHXg?hN7v&SQ A3jhEB diff --git a/example/university4_sky_masks/000079.png b/example/university4_sky_masks/000079.png deleted file mode 100644 index cc48d92beb8c8dbcda55fbf82e424e47f4b30e65..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 2313 zcmeHJeM}qY88_xq+mOOxV+_M2K7Zf@JLPKvJX3Iv58IHLrda@wkEX^+q=kU&R1^l~ zqXBXT;~b_aP2>=5Q`Su|(0OZ{+bGGDv+HX{GEJJm5+c%ZQZ$W%&VK-r5bUL@`v3O# z^h&4a{k_lE`@FyB(RtpnncqzKQ38+0d(&#Ee3!@Lzro|hWeWkoD}@CsJf86H*2=R# z>yG>OuZgHql=|cedvNP{SA6U}^9SiY|JtZlT8Kl!=;M;406(&i)DtV zrmoR@f7-jx))bU!`*kGJlom5^*XT3RUpuwz1!mXZ6tvPgtc#lk*l(RFL0K%Hdv+wl zLVKv@;8cG(smYWYgR;m2N{2TE&l9R%WFU3H)Inc47C8&hT7cT)VuRhs+_%~r6eq_%FKa)(TF%zn`7G8>#h-$f20;k%rPu8QF(w zq!V3FS%JjNWjZVNOMfwKWbTH8!=0NZOHRC#q$u0*XS+Q{l zr0TCl@I}udLZw9}KKV@6z%~c5k+rdrIlh%|r!qFGta7>~_JJ7NjofwSn!5Zq8zZC% zyMeY3t|hSlq6CrivFtQHeLgbs=;kVi_7w)~-0 zHJK6{W}dP>lg)pFZtV+jO12*IHoOSceJZe7n$IG9ZPZg^GQybtZKF6n=T7yS| z6jjVau~fzdF4ru2eY0CNzM4eBz;MatL)T@UPH88^jL_4j8MN;n;lF{H>4&_wx-Mn{ zUZ|aiA{Ve1_*XoGOd&wDgxF!OC!}u8k@Dzf2z?F#3RxAitCLmjqs=1xGx&jOwvo2# zow){)Q`_Z~HX#jscEO64Y07?zWf>9-H9mfHe0r0rj(pC0?PaU^1b!>@%DR{j3wtE7 z>>i0RDEZDPPDG&xb$a$Zw;~)~6h#wR#SY*a3UX>edI`L05Ker3l29d&eJ!Fqgji_T zsC$u4X5z^AG>_D&VFv>1+BCbGxY+Ny19QwhI9P*rp-GIT%b{b@Id&e#;*pLBAYfYT z)9!$rIujKEzj7)w>RHAU3I8>b%gQ9h8${~*BZWCJGr9>FXuu>rl0?r+_8rINSaw;h z;yK+0DqNGq1U4ay;+3P$=dW5UB4K0rYm45yYt^&)oG57VG2S_cd7kpgHRIi`;FR9+ zqWiXZ^>U9z-Tof+0QgPddjQ@^L5ZP!RO9&lH&asxeZ*OiXDN%jt&~NrKrC>ZHzPLG(*6mj;k#_;3F+;8XNt~% z#e3qTB7K1L`9%uDl2rc51!X+^2USK6vX{?~B59BpJ)ihnTm>)LuR^ZUW%8G8tPC zGi9J&Zt+XH`xoKjNi)?zE4NZC>(tPkzpDK%*TTkem&Lmxbthx0M_`bctf#VXTJ5@x z%R@7IzV~|J(s-%zfbTIv{@;|qjzO-)Io)UJJ2}LjN*XpPikA0^f(b0@)-ByOxl@g! z_?+XJcUu+b&PGV-OS8f-HXRs0Q@AuW6cAZELNA?x6pPQHd3B_vR$oQ8#vap+A_$C= zIrfxiTTMxTF02sHhuCAfBo79h%d$i1=`XFA_DY`?iHg)@?m;$UgU}?IP^ zl{w5^j!XN;NqFFaOL5gvx8q1Z3=sGY?mnOv-MSwyuKU}b8Dc7*hsqJaK*`}C$h3d7 z85^j;-Zo&%KgiMX_xDo`V*}w5{C;|RIY_a>nG){>^I`9Fcs0M@H|N;@@rEEnT>dm& z5Kb-#7v_ckmvxd>w%*Ar+$@^3+%X{SZ82x#Qb(m)*qTClk23H0OuOAVWdn9lA>4V+LY z%Rq|^Q(dxB@q^j;fd;lsj1XDTb=sZk9e%j%DI3sanB3+fw`4Fm>s_~dFW%)o-N*ZQ zdB42xGw<{Kp6C5N@9&+Vk7_D+#D5Sk5{Y&g4aZK3MB-nGL|ZfvFo<+;+;fpAUTZvd z^w;(+e|;pg`~dBGsQ*iB@J~PdSz-A2ULl&z|AC#YjDEtu;m@fT#+LWT%p1myGWA=s z=gV$-{%an2=d~vUMxzq6o-SrQ)J^{SfDccgi-T|eGw)*FP(Sl`)h^29<97xRkFD@` z2lT8)A3HwZ7JX_hxO~BeOo-kogipczGe2!&_mXYc{qR%QKsz2gq1(S?YHHG2J<%H7 zVK8m(_2E}klQ-5hJ*PHyi1{!0le#1C?aNf-&>hYF@M{@WPN47hO^&Z=W^(G}8$I0R zaL2~qxnoyUj>y)~g5i>{nc&uq~ zP4g_1Hxavt>c-rkth%@*)8t32nOzTNLd+>@g_j1urA{LYidz=lwxtu3C%j>$1fRy@ zgh`AxB{Lx*nfqzH!={0u#EyS*45WZ(xl9 zL$b|CHjkC-vX@K`%o_{hIXU8|8&cU?Ex)fWFf0oUPgs*qRA2J+RP_49b8w0^F}+C2 zS3y!{texwlU_|)6wcy=rj)vn1c$`P{ivXvBRGEXtVj&7X$!JqF&x|?R#k`h3iMVE4 zmaX%mB~z?#cDx-FBPx>3?IL!S_5+5>mW_2N9Dt|-G==s=(tvw9S3{s?2|K~3ysz&f z*%h9kPJ^{+Lz6E?ne+4tpF`gNw^2I>rxy)B2mR0t_ZY~LMo5A$;s=8`aupCnuW4Ro z$GlpL`l1|wgiSVOr9cCegMyKu^}X}Pjv+%+ zhB}8=y&g;|f}Hjvfr;+H$o8R;Mj0p~8L=tj9PmuVCC@s13$-Ej;-dJ?iVNv}5!y5Y zu+frWAzi(NfLXKFniNOKWvkx<5_fY?*@=d*rbx!`OK`$uiu!)IlbpdYS3@`poEnyo zBg_;?p_mz0K$ta=kh8{iu(AIA#+*!;tp&rJ0ihV2WB41uZ>~XL2(>B*6a4 zzqkhUffH+*v)zb`DwnfaR5>p8kM)CN!HUCXt%SSbv#7h66546=IP^Y=*s5Tab;LDz z#z5b6!WI>r;><-8_$&TV>}-_Q`<(h39LXnOd|qk1M2pb60D0XTOq#1-Yc+U{^Qx&r z+N0mxAQo;|GgpUUBKu%?#jT%F_b^ftxDN~VvBhykrY#n_VF-!;5b7#7Dn1kEQ z!K#wsk#@0TRte{TyWiVxIk$||bM$idgT4$*s35N|!|6-d)T~B`=l3mPdxLSIoN#R; zeLwgk`;{}I?-&~KiOtMwx;$Vg8BTY1g;%&w_>;I6d&y=4*+5)&W9W#(>ha0RPIu|K z40eS(#RH}m`7avSqij|a4c9wi(6uk~@~vD6qjbAP_13il01O%7Z2#DK zp(XTI0S?5Pw4j-K!T!w2Am##b%Ez1BJGTRe&*4fCQ7pDu8|ev)+QlQG;!qV?+6t1D zK{m{0T*Pa*<5#&_2`5eKJVbQ`Q*sxbvq(X3$jjVjvnH?l`ZFA~Hr!{F* zIc5Jalt9cx#CV33NuN{KSQEtpga^nUTi4Le;T(h+(>GG-+;Ifk^SIDs&k7wRP7!Ci zw*XSe0~@toR%uP#+2V!#d9lm#_o3qDp$i+eKI}MT4n9A8Rbpw4zLp%i1k!mNuJqHn zKuQMXVt0=VzPKHRTI1&Gb>7A*BwsGuY7UmArc0^F9acFVe)8gI9e5m?hXy^o*7*Vg zVlX_Ii^X<}K>?M0{y`sIn$*nB9;MIw6X|k<>1UO(-GNOBLqdCqQyVg2z^!UkZ_!+o zTU3=Oyi@7I^5s3_KF+`mw}1PhEI-_Z7BFQ7t+RnO112>R&W5=M^u5B{)Hb|PK@Ru_ zfmE4Vh%%j%!7b`G)MkMkdYzm3l7fGMR_oor#fGkXCG;`~E>zS2@?p+_UFDJ3??O%T z14Y9l%kU@)w-NGnh$%~J$p{~fzHxtp)e*bc9Ok(kl5l+)o9g&Iw&*S(l7IQIwV+iE zuKEl!PM7z>Dg3^dhF(gz3la~d7r7QHu5z93XLR9MGth(yJy}4Y`C@;r`#adM8L3%S zDHMm=q(Vi<&nx5ZINo!0fjae*q(3cB9;lvjANt-MYU;Te!om${nA-;8K*`9-T@Ct^d+ z>h`aq{BODyD7t7>jJ9MzX(yi8C6_ZF3{h~~CT|JO?J&2Lx)WIs7SMLpls$L#avE4M z_wuG$Y2`3RymXT$?bQ6}Od&0mnaxg_GY4TdKe%)<(oO&LSO4{A z=i5Ku^WL8C{oeQe*7BuVdGNsJ2UslDK~-J#c@~SkpT$bZ;xYhB4kRwISiG02>dFg- zgpY5Nv?N#f2KnyO$Y1{Y4-op5><8G*z#Lxsa3F^&p?mGGutfX(&oy;D{JnJ8B3^KK zpQ5tzM=P0~_g7RO&U;iFDFu}q(%u|O6SzsX1YS`mKJ(O_*mRt}uF#{sYw$^|R55n96%{Vbc2z%ZOEs#`XGziP7tfSRFmC z=n*7F6Vn(Y>GRBmj-!Dk(ieP1NjZUS>0B8WA{*mmrPeY$i9W-S_$OXK7!j9bQAr8{ zf2W2`19hJoRw~VHP`@LU4=Le6;pLN`tVAyMGWb2$GTf~=lT>bQ_Fu%~dt*D#G{6s3 zYVaDbfT1*swCW@?96gYV3VLfcvi4rEjO_vSdQfION=Q41JN7%l*C&|sy;`=16o*JK z@{yslDohGXX4xFP7(S(Y*Phm^+>q|QVC*~x!W_On>zUoqrZ3o?_tmz-R_s-Kpwm;= zs#BOlwquqh={7!C7gzwefcbRTI=t?Cho;P;DX9|S&xr5wJHZMG)@%flI()U`>~KSX zg8EP})z%Mf<9oBqjusbMaEPk9cXZfknQ&>Fgt|&|DI?1OJ>U#ar(jc~*i)?7h&cHq zXo*|RfO|D&(31*HvUV{iFKk_93ZX*QBb`L;-RxaJpGiS?6Bi!EoZs3tf+$So(#QNa z9Cv~t%f;XqaE4-$e+2&UiXrKUl1Zv6+Tk%D3tP4&ap$YoUDSm@CRL?}Ii$(O zwrz|188)SW7JkHL(3}o}31f+)Gr(YD{%27*ELkIwE%J15ih4{IaoAyw{-FlUKnpCT zl73t^s>Fs+Q2!9oXQ_jo>;!&q^@bz_4u&{dX{usekNdIg80n@o zP@>Vvi>H*srTdt|lIv38KI-hf^~ix&Hxpu9tL!6(fKA1QGz3178j)^Ppa%lyx>2yVA&xac03>0q7GX3? zy1cT5NAf1Q(WT(R*c5Vxn0E2W6HFD~CV8lU?Zz9SS#47*j~=Ib^p~#OGsUJ1`#VgC z3l#(&FWa9Q8uSJGj60AU&?-OG%0~dUo6p5=xy5(rUz@1({cO4t$`AaBw4efrP;B8X z3=f4@rrPL&fFtFj#rkh{F8b5p_rc>^R5oB9TQ>ozk`Kn%1U8ny4-6NMQ`hKuTd~K? zd}ErF+%ON$=hFMB>|F<1AoLV%QRnZu#idrIy~b&;aZyj&gKD;}66%~8Xwb~+pf&R0 zN`88^5a!gmOznXdHx4pow^n!;AE+95yHnk&tL;fmh9@~}(+;%ct5^HVE%Oj;<*;`p zi|D|E*zmVA>ryLXPS#(_Lml1ZX`WH176v;9d^^d0#`Xc6!Iq3uU$qAx8=4gZsy;Hw zZ`7&YEeAf5=P2f;k!O};OKD}^B zZd)g$aqxm|&i0%~Ot0im`<5MZTCuWdQ5!Q7M&>Y~GI5))77AN*Q*@*LrJ>AHtZ(V2 zF37EUWJ}trwA4D{D3dJ_<4&{8-ssJa{Ecd*4gT_ltUg9*q?@csTg{pu9RW$(fG|;i ze7XkeoS<*&=L}^X1aBep5Yt>*&D9m82TYc!oc1Q|)j(#LXy(zGXv&eXUdKgW2uluT zmUx(SsBFWCcYg;_%S5?Gi>WHMP6BwqkOUCzeQvqMblZOfm3?FyhrFDnQwiNC7aLoH z+rH*HC!WkBYD*G4qqA6x_fXh6q1)FXSrs!Pbmt&l%DqK2f6oASy^IADz&EO)xX8pK_S~@tAe*$_jhLM7-77e7CrC z_J`V1dz0lKV8LC#X}+o_GhFGDqB_1<+0VVwNRn$ddj<96Ac%6IdoD}_4Anl`j7Y7!^J;osXE=qe5~${d4?? zkvbm(V3TcM2jSomx!}Kn!>U#tG-t@~AR3C(>+*d~_Ng+wMg9o!mN0TfOtjBfhS$XR zWz1d^%d>!N8dZ3I82Kf2Ayya}LgZ6))HZ@Q)4#JNE95i8Tygr@Epja_a!o6LvQ8Ly z_vs&dz}L)kz_%$Kjj>EW6Df#5cT*!j;rYdBS8Q!vZ2!*J)Em+3iS-}ZR_hPh=u^SO zt1)%-t>`uGEc9=7-E(7&E?d!mSv2#aXl+flRi9{vOHYa-V5GmuFY|9|ZC(Fg|AP$B a6@LbPdt221#c$%jbE+D3^)tnl`~Lze+h0^6g|#4$on(th;4(ldVE1J-r9(>gxW8 z`_|8|ySjf*cR&4fVD~Q5s+GT6DH4fRS@9Gg*$g9L4dma@>E@G*|O9;^`aaS&s~H{(w?WC(jbjpjjbAM*@5 zboF@6xr4~SqOsei?w5|yjWR>vUy*Ow8(nYJUAcxpH6 z6Le#1Bw-z2=yB}Lr-@VfTBgFhHrNxvetDOh#4P^^H^?qH9m zA=IR7(hT=gc%a(&y5ErqwxiJc`YSQF7S=}J3>lQG(Tq^_a-ZZdkbhTZ1DzEJHr+}MG zAE{{!kvajxO9Nlf@F{6BCESXS$YSAdnBVM|;f$z;sfO(GG6U!s-y~n+aXFzh$YTxH zCeK3p$TKF3#ZVS5iI!hm|Y#IXZP}X;PqP}0dvSr zlu52N_@8#!@!@*53}{xS2Yr1EAn-g;Xy|-;EC_0gPWhji-F5^{d;r2{ifxM4@IWK@T+$=HU-fbIm4R~ zlKJ&04y)L`HU;FYc@Bzem*3l}GUv0prS9o=V`Es$>2?Kg9hna}E!W`3u>Tl^M&nP) z7MM}>libJjqVZvv?6V+xcZYLl3DyLkHv?dXwj4Lv4g}Yx4kkMUT{JEs-kobx-o;uf zY~`!{+mVW)@ z9#|5F5ld#1qcLKk3LVse*BUZj&07)Jw)oy$`cg4~j{i7{4Tu7@iC@nqBm{UZtA($p zFFR|@2tA7F-B*&dHB9ESrr7&)o!6m2t^D3dUVmucbzyL^VaR{02tLzXiJM~dE54Oe zzqw|d|18-%dAFWBn|x$fzEnNVHsi5^#JYqh7OrFZOP8^=@~~yTBe`ms54x@SxCz<3 zz_^%E&8c{Qc=3G5a(F(FJVD>MG{7m^b1biv$X;nVRfbYWSqY^}DP4;IP9s(S-v*RY6c;kGMm z%)EKHl2a|*RlV1&3O-fHCB*#adN<+!BG!=jRfg_QoXopN*pAE`oxiNV9`xx$qmE@M z6AO+sXXXYk1+SL1XUGdw6)l;$*etEjOl(%&JDhoOSy1pN@@^0h`4J8~nU~Q#6+D2p z#L@y$(5=c?b7FuV9sVZk%KX>K38=e3^((-S?7Ed1yK6MegyrWxzQa0ZAVw>5!C1B-cvu7EDQmiw+( z%1o#>RpUv2J|h7)?1dFeU)IZFWr?3@vQj;~XvUou1gGSwJyvhMbQy>JEi6_dW2zl8 zOrnoi=KGTbcCD}n!ZPWIJzE=P-sEkn<}C#HOu&#pKvyYa=YhYPnHD!u!dPvZ;d1(- zD=VQ5S!RlubV`F0*X>HJq3hJ)ae0(UCuRyqz;^{UkPWjJlAi=y*v~{H6EL#m_=@Ht z0eMcZ_2>u(I>LXbsz3)uYX?^hnU&nSfWaz|4ojxCxCB)~GVzf4O#>*pLnx+eQcbq0;MT$}%!s3JH4Brjt)&_1c6n-S zdh6UTtjVh4Tm9gEB}M4wOXmqmU`%8 zNk?$2T9PI|e4&r2D4p%dk29il;gj)ob0=6|eID|Nf1qkLZtE-qZ!O_UPwnaBzH^l& zo^xlN*a7~ps+&bGhSGD$t5I_3d}wz0xC_|1SiOEEXL9TVLz_k*Xh-w|`5`uIfSJ@E`sSZq+aN diff --git a/example/university4_sky_masks/000083.png b/example/university4_sky_masks/000083.png deleted file mode 100644 index d666714443c3f84e8fbd442a05631bd24ce96493..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 3487 zcmd^C`%_cd9mlSULJ<;4XyXF~5;1^mW{k_wqLV-f;hB3$0wIXIaTna^g6U4wiHNgA z*yLv8gAk?2BjmB%ONeZmf)pE=jtM)Rs_S-7R>umCu`^EZD%R;-W#Xbe;C80df1$sf z^ZlOl{hs^zK0e=Tl2(cn;#hGpF);~}k|H!F=4WeTVpeh1K|#!~lVa~cd84FAAUm<@ z>7Q1q@0G-?e)r~^)Pkmi?{p@yhKFK5bT1~58PkqkMRQ5yKZ0$~HvvhjAn?1pIc~87=C#n_Lx)W^PwEhEm!;d#Lm=9t6yjQDAt>o6|M zo%6yc%o)L!&=!iRz6$+hF5p*_u7%A!6b^`n6EmPOTymuVIL(3H8+zE-Y0M zajoMn;Le_~0BpkMB4LoB5aElm{?KT|t{6g|Z98VZQyoOM1Z}f|{*Z&`aoXpLo-nJN z&qbom;q2xtLVhHi!8a)b9d~mEN4+65Jr&q2}i;vQ`l-RVK^E^0KsU*RIfLBacu@ zi`K7bzu7(Q2%Zuhk@fMRCjsuXHxdTC2b4jWQ#Gv;(Q1Kj%%)pmpu`j%c zVJemx^Uik6Do$}XkQvlH2=3Rc1Bg}}QXF(@i3wqaqq!t7aX07nAFvs@FP!I@l!|>^ zHCp3nP(5M3G0eJqLmjiR3_moJquX8yKhFjZL${};);v7R$JJKTRFRX4T(iZ_UhZ>|jxM%XJL%x3_mEW)mvIw!+O;Qw z4;e)!$%Uz0uyOgzJg?Lqj6)9RVUum?vQ&&6FhmkB+QNZy`*aRdbOdBGEq=^W7gU@|rlRVZ z6O++RTB$#euxoGU?ern$+T9#VAkEEvVgB4RlMIk-R+GhwdFz6X_NndET9|^9(N24_ zN%Y7S!6U*PH8M00bNQU&!A5^Hv(ch7VDd+$IT8E(ewg7k59ppLx*tts7{x0_LfdKc`0;E;u zsSTfm*nUf%R4WjFPq-KY)lA4o$pFm4qf`#hvm96pERG|5m@-UiA+phOIg+TMpB|cK zHzsK4vEwvrZ^$+~s?grX2N_iT$^n-a_2ZVsi&5wdmtvrZ$yH_D9+2Ia`T;kA5ld99(Xn5QJTpmPkVlM?{$P`a z=3lGpiWcGDxCUzPqsLv%W=p;)K%Q(*(`ET=${%97_1FV?*p!}t~+2qYP%|U&{sT|S?Dt$FilVL9? z(`|3|IP-{^6f%?iv+J1TlmH-4#a4A$dUV~Sy*0CYR zM?j_EX%hIMWIg#8^>FlKBqcJDkNNNI#807P>1;gL+)oaR_8b33X5P|_;m0rb7M)T) zk?n)f!BAcebN7%#!oWq);Hz0W0|c8v@qL-tha@Ij^*Ka9Jr-S$cwpeZtP3d$%5P{c z=+_f-(9c_`@R7aJ;Tvf&M@M={!;Q z%30>wL69zj4M(|U4Vy!~FQ8E@^wk>10r|OP*%3a>gYF*S6jh*AyI^-o7>Wo(J4haC zwW~eLT|7A2R!6$s)43C+_hpGRGIPaA=?%?fH>_fXb#iEH8t&X($>r$i+(v%AWXYCC zNbXA$X#ipEU;t$%k4UAlsSW6Z?z*CbsDBaPnhunGGTghOp>`0L&PTrl*$Tc{MQ#^< z5=2b*uqc9D4Y@ePW4eE;D>@*x)##+FmA5kXhSh64&_izl;?p}C{-be^zpcHqe0Ig2AQegoikHOR%|MX z+6D{TH?1 zB&O`hUpI~^3(P%W7(GWb>#KPLeon0zOQW{&h^q{1*A&yNR}k^U*G5Uehf7FE`qh}^ z6Zh71{J=I{VL7=zB>2SLnTtg;bx8mzC*`irvC>oBYc0xtQ2+z~Y!bLPpiR8P<)p~n zxz8l85W+EmN2J(TuQL?7^Z6#jEChHIo{ZJXQiFmu)Zg3bDO~=Kg3aOa+HPr8=2@11 zwxf%+V75-3$3*L?57EeU8vlOE4jV+qpQgE}j}w?qYA&)CFl(HKW~KY%_+60&%>>?-5{$h;pG}OQ%CpcwZy}Lp60Ge!p1m z6$ZLNZc41Ktp4MA4@~CLrQi7EDUs4gqw^y2xH*x8q-&TRVG071;2G18!7k#3Pyx+4 zJEAQMdW^Pc77i;%vD$t$qHAeyf2)#yxi~Vgr&}9GE&I?d4Tm^g2+hsUyd8$xJ5>$j8J}FjHK<= z(&U6=o^xKTnWV=;UX=tq;Al>xXmhe4KtQNjRyg+DAS>LRUa14JY`b1XJVZ-D#)eX9 zOBTPCyP*_+X=61@D%5C8F2D7BUC=e(pqWf3Q%Vw!yV?xks2G0<)5qBBo>xLSwaL}F zo&R&Kv4NY(3P*>3FDZ$ZsnP#y)4}aOsnoet^2GHv@ t9s08Wy4DHa{a;J}XQCzjw>@BtO5KO#ewO9!dAR)NB@tB?T@k+D{%_37e|P`@ diff --git a/example/university4_sky_masks/000084.png b/example/university4_sky_masks/000084.png deleted file mode 100644 index 87f2d8f4959c7fafb0aa441e5aa61184fe402b82..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 3460 zcmdT{Z%i9kwg<;hJCJ5<$HuHlnX$)q8asf^hQNb@WB%Dd&32Oo94IBj6!ab_)Q%cl zg{E=i5E~mZwgrKffL2dW(W*e!Mj=5-$REaL+@;Bf)h6(kCCXsEXjPicuo5*Yo9s2x zuHLu(ykBO{{hf2qoO^!foU3vD!c@6u_s@1GBqZ!H8p?i|kibe#NJvz00FY1wz4a8} z)yA@;$8Cu}Jm6xqA>qF6&u=b2`QPDrh$22w6H~sYX&W6D_^I=-s~f&a)TaryCi4ju zdDbVPzH#r_x|&aX(bp|MLL7lM8UwO7qOR&waAww-Xd|;4P2PBpRn7^zOsC-P!8^lC z-Y)XCUqXE-&sLm?N|=|?WNUk*R9?a_+~~KR-8j4Pj_(4|5gKUPm#I5f`!Xx~l7(jz z-;hI1`^MuycJwt?I-{TBHExu*^l-M``^*vLv7+r*wJD_ZN~luwGDI~~C841V@&#Bo zatk=f?18s&Rk3eH*Q~St4{>3bDi25{%&$RkEZ|8{;B@sUXK>!Q@f3X7-=vy7u)LeN zp_>yn28Edb+dJ5#jDAT>>YlK+>eRUEjOWnW50O35U!hmfM*GCY(cR1Li)uP`2mIKv zeT+Im{RYpT!DTa^>zmH52oj%r5qu^Mkwm;vNkCbc zsPEY~YcHyY-|(%{ktFJbwK>CkSEpc%z-N=jdw0oqA%V+XHnb&LCzt$phbeXOB@lut zD=ydDn^c>4wk{7t;*4z6SVkt2sC1;hZ`X1P&J%OUuK{PjC%dDD^P>W5e}n%nu0$Yb zxALB{R`AT%nz->Rs>)iI;k~NEkVF>qf56GlnY~t2H^(t^x1>5nK;9ToFtV^4#Qu9y z7=?AFB&r!+VBs=RPyjR4I~qTE16L}nYDG|BRqI3n#Etvd{F3%N2f*Pp5c1x}R1 zNRnBW-bMYUuN+olh#PXow_kF7Uwgv4u3WrJJdQq9I42lD%8=@CGTXcWuwDdSHt!_>uXGxXx+jQvNr>K za;(M|R|Wa-$@NHA=uZ^d#!6&q`~qZp$=8n-U)dhh_0*n|zbwzgq)@KQ)x>WMddUT! zL|pI9bf5Kt1fp+8eGQZpDIQ$8pRaJ|OG`xEvguU9xDMI~akJ@Tkv*PWX7{eG*;|qk zG*Ro?KYJh#mlqF?g7%2i+buAd9wlkrGQR`Vfh;Z5J3(IarLbz+xTqx1K0zJLpt4C2 zo5!Ww@hP!GO3!2XMMw{4(|&inUx+=iEOFgRX*T2a_I!33F!z&C*QCN<=?O z*_=fEI+YZVzr_S_p1^NjL`OnN;ZLIr^c2nq?b|>dU9mHLI8UO_pwwA8@on7-k~<5F zg8cF7JUZha_K#3gBq>1Lh&5?lr*Y90alLQ6Pf4U;)pc0@{4L-1@gjQ@R2byX*M|qA z*Jz&S@GQI;g?q1iRFT@yE>1w2Mh;DcUJY90Bl3FpTM+jCqrUxS*MiShy0aq@9iYqs znTq*^{tmKMwQ-EuXEkLQV2P&Zc#JhW`+4r{9f^<`YEu%4KE> zt@C6OB!8jk)K)1p5=A)j8#)rl-6;d&PHOSCT4-oOz* z<#T3F6b;qr2hiyy9tRg)Rxk(AR3wX^GbM+t>gboY96NCus|0D?ezzB~jGVU|Mu>84 z$}IX$nbXC#f_x6t==10^;qP;^yvB7-xHeLub-PA|m!$z^M?`%F=LdP+3g%14aQZcz ze-_(z#s?2^nm&qdI&dX`SjcothVxr`w1<&zE+9m z0jjK~qP~E#l8?QQNy*PS%zJB}i%X;$@73XmnK__e7YEb$9sD2V$j=Gcd0byK$y4e7P=M)V<(5r*Seo71Fb9W z9^PZApG`Z-QVPvuW2J4(hGR+dvceSda{~%!F9M~wMk4BF2lS?GrGK=qUF&IOS-waX zrvP3_355ObmZU)VSmuB_Se9;m28Yx;yJ2$3a>ROY%z$C*5%tT*4Ls)+Dag|PwNugK zMP8CSLhcf)KzXp~6X8Emf!IAR!vT94%%O9Bk^9m(^Dx$=pD^4JBU2x*465l1BhX)t z(&L_=eEpy=+}$t%yxkUnQ8#_xX3=szUFkn6NTr|s(Do^dsSRJ{GJkg5w|ySATZSy% z;RVfr;ZEAJ^R(xAEzzHkI5bTUV&CShjzZyAd$sQD8kn$kgkSA9wppt3=)a}UcjLT| zBI^4)pxI%mQUp%k$w9!qzzLj8eMU^?m?CJN=ZbtfYG7${d%M77l>2QT1clZL4!J0v zllgCvw({hlaHD)8ef}mcGl{QP!ML)3x8Qj$2@1rja4*@x<1FtUK_$$frl)k~VS~W= z6m_WSXK@Q>D%PpyC+>Lu;gYxCoX6 zHQR7}+4Ss0#D)R*A-9rLONEP%>gvtiUuX9(w zUZfL2p}I#gho+l{Mc*z|Ye`LPoEGSGFA^(^QRtGnu4MFFAyX|Z^ zQ}I!#Z^8lPnq4>Bw@-p2x(;zsTm+JtIUoBSXnww6*_g)yLqqMboen>1>!eKQM>)jc z65n~GecJ-mTq0XPK)%R%{U4=uEL^o*HOK4vF7`bxqAJdJ%IjS>+qORi7r)8Tqg?$; z15XoXSgFr)A8Aj0OPdmHuvYYNS{o=6yZ~}kDxTM$VHNOqz~M-94T>wb4i@)nTBzpE z;ZFHA+7B#du<99~fce045^*ni%PDUxC;VGE;HnYXF&JCKkVbotFmqnKiHlN}cSjp~ z_O&*MVMr1bQoo6z;onN969DXvi;8L8468s^d`YvO9^?T7Z|vvcPs-X7gFH}xiq<88 z9@dHMHT3E9`7wxNSA%&8L_1r5zSB`d`_t!>v|Kj*-|6#d;W7o2CZ5-{BK}y4=Q-aV zf3lF*$*s3^&U+8US>Bigz^=Fm(Oo&c55&o>V$aEcAK^A3ULCR&j)Y!Kc^V^isa@aR z8c}1mW8q0WyZ0u(QuQ`ws|a_ zhScnDZE~&adBmgi#?s8>tK$Id0e8Mlx@JV@(mpKTcy{2vMU8FzoJTF>%3}N{T lwxVTMF3#VpDAbI`_SPwrFPR1={u=+iGM1alrt~de{vFB@)x!V) diff --git a/example/university4_sky_masks/000085.png b/example/university4_sky_masks/000085.png deleted file mode 100644 index fc43f11b2f79727d2c4f29080fa4c9259c7cfb17..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 3698 zcmbtXeNaBzR)?;wyyzdR($>BxMLTWrtS+mb+ATE|wbHHbjkCSG ze{R**`{&%>J@@?1IrrRi@3W~@)wDELT2fLHO(B=UNlE|k>!hS#@lpVgRFRQlIY3I4Wsck{JkyT9bbGlhDp(*p9;q#zW<__*0 zDm$#r+GscDPryg{mDO!}XH$7LciFdv+!MP&zK@s4Zn0Xq%kISZ4#~lDl&BDGu6Q^9 z#_&B^vtT{Ioq&@!{@gO$6nxcEM@s9+RC7i;ibidtNWXHtcwj0o7*3#FYmlp_yeYRx5y*eX7^L?zA4-eZ{bg!@rvd`Y|7^bW>vZqj2Yyn+iKFOS4OJQ9!GIEerbaiG{{aA8puIchO zV}z=0rg^;BFhx%C#O>C2Td=aI%s;!NwF8y_DcS$J>>c6~9uyeq)5s)=T<22zBXKWY z^$b@X(6pKYDXjYhq;U`VDy4yXBO`Z#+3Jwh!A>FUG1av*b7Nl^PQmsjLN$&mjM>SM zt;XE`G+K?s6wmNLFDbu0fDE#C5wu_w{VeN=bImS$hIiZ^VD~D=u`dnNl??$6B~|yk zgM|hducCi!q&r2-R$$cuACCmAvPc!Zz{u$`^LzQRPyP#ZFy`4q(JBE|`}AG<|H_!&TQSEf`o1`o%8aD>wr3FeyOBw2XwBvj(T#MV8B^?K{~dH)dXH(pGPG$SC1wNu z*V|?p$m&dUEizVa&Ibn}HVn`eMAj4WbOjp?x@rTw=^a*&IM$Hn62tU64EI)Q0`-)H z=m~0C#XXUZ1Mp1)yrbk^fq55?Ypy#SWd`+PR|+)+a(XA?_0A!V>-=68ff0YQ#}uy3 zh*}@<%-Lqss1;jO(LNk+QQwc~6fUc>4)#{611jo!!<1Jg?eSJNfa0VOvU z_fmhuJsq6Ucr&I?Rc2`(OX#fD*e8LbY` z>9dFz_m=tB7ttLTM8hXs2ggy4J4K0h4#&Tg?9GpficH=i+`Gj9@7pyRAB5ADA=QWw z9UO~_YpD;smQrs=fp#k)zGeKJ-39&JkKIpYCWC5P$eCxo2@y}uB7-7^^ODcn9BQLx zh-2-PSrP%o!KKM+sqbO^Ca7&RzO1euKtduqXt})D9}RG>xFO8M-g3qHZm6dcd1Y1U6jy10A7r&`a@&oEFzy5`<*8I(%VtQ zeL?L+72sPh0rLq{lV0)be~i!#5WSqeK%YlktT{zU4$l6s&H1}Q zUR;SYrn|d3vkp@-Nr}WJvd+ev%P?6j=mk*Qa6At?5Nz1TNBPVEv()pIFV}w}k-VG-MpI~Fi04IxW zRds+&7d}Ubdkj6PIYdu z5z7KDSctSpkc~F;7nNCJ+BL7PK*bc_mP9;KI&rMVXa@I_z4^eD8!&PgM5chd*KoI~ zoDhH^YPNA4ik^s#wVm#485JJ9Wh`Fg6VJ~#5g*oUvk%?~EE=X^C&7juFzhYEtK9-4 z=YH*yNjQ#D0%z)555T znY$p5(71Pq=bviTZyV6+vn^g;uo3U*!F6@yo>7q;l$HE-eVP9!17OTwM1*(IRX%wL zvfZcxc`T(nub1-78M)x%cDNWHKyz60Rzd(h^>yU!rsgKSyA7Iop&s{;pFp<3OFm18 zsKGrG7Z4YFm-evs~?kLATy zyq=&Q0FC4)+!tWK<8_*TH*j@hG|f@t_?Exr9ae_9fRp@Xc)kyg=z#C1^{8tSuL3U# z#>z}HacnW=?0KX(7_z5hbrbQkG-cG1^fki`JJd>k(KUOsKW=~uX&&;Xxkcq z2ecK%>kC4-nk1=SUMR_QKs|C#wg>V_TA7f%C;k=(2+wAG~sR7 znZn)t(@NTL-y7E|_9_*sV8>d)OKT8lOz09M+#zVF@uZK;HTFrV`{1?sK(|3lsCAQ@ zWe>E!$lZ<{|9T$QnfX=%jGeA~@E?6a*7o!95|cjSPdIfS4_If@MlYR3^fT*ptTT&X z6CH;ezf#jalfU*%-iZt|O5p@yp;@-o-#5(K?u^SYj+<Y=&rifPMD z?`h2~W9jL(1d~QRO;$&bby9j+yS0INRTJjGM>)N$Uj+WH(Y`9$XNr(Rc(84zPeKE2 ze{_s#a+806Dg-f|!EbWoQ^vj~%7J%8{=!K2uWPWE^knXxkv=Ugy(aXTu#l{cywh;u z9rTa++qK~^d^CS(RHz}v2^%U>`bcU^jz0f0k!x#U7Vx*j;Y|1_R|PUx;k6Wazf+7K z0x?NxEAr5n!h1s4)CqPBhUkN%+xn zLO4PqH%>t(>!}d_GWvWkc8zhZ{D+zKRuIDSH+^#2iZV33G;OL+2#%$xyOZQ1Yhv_7 zj;a2(2M_>p^TwxZ2w(^ht=4Ly>ZIH9vG2S66`t(BPZw|aTJRpIq6AP~S+lkpUs;H6 zZLP-a&YAUQ?1QZPQNgk{JP-d^)FlJ$?*|lwdz?8Ugq=%Mpt8Sf+lnbpVhNj_PnjUP ziO)}*3F@7%B((aP+221U1j}l$+7FJt{aa&Si;-!V>M}Lb9y(jjt)k6pIH(UF_ub3O zHtzzrb~fw zgPgYif0X}!(0XZ29USib{F2x5bup0-{rr&|NCJd-e$mIn{`af^Qqayc8!xcl%&DEk z^W)%w2^0bNfAeJ}jdFS|$v70tgTw8nhEoH?F&-s<(9r#I$L;x}1Ncuwcj9MKAyY}` IB>z0{pB|O4zW@LL diff --git a/example/university4_sky_masks/000086.png b/example/university4_sky_masks/000086.png deleted file mode 100644 index d51dcc7d96ebdb11b31eafe8149c6d3191b0d923..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 3948 zcmd5<|5Fp$mS^_ipi&@25?-~!2$BFHz_8lNg6Jj~At8ixlP`dL*$GuLwxe%TR2bec z=oC0?(wU&rpa`OnFVamA9uG4_pWseSH&eSMewpnk&tb-@wrXB&>*%JYqC8e)FYa#D z{t5frxu1Lb-t#&4o^wBK*J(>)Hba{uA|hf`r3cZ7h`)J1BH}&CMgT`5wT^L z>Y!ZT`ra?!M4KO1MMQqMu)3w_*x;!zA{YC=-clAinqIu1& ziMO_VQuRh|VXGP#551;O4~?x5X0#;KL?g@!z%n=CM`TkB};4Cq6Xq`MVetu)t#ly)oJ4dwdQ z$H&adkil*>Jnw5olITjlA>o<*nE0}RlZ#u_P%hQks$M0`u;rSq2~IZBs`z_j{|i+z z(@+H&(1k7)*wWeCnGd(lzz>Z?ekIYWPog{dC&Fj;Lg_;zr?8g<<@>I_t($TMM!9Nd zQ*S^|7xNi&rnR{$WXUu&flo@4k&;m7%4-Jawh8Y^L&E}-G+7rFBHlrT%6$}Ftgg)p zxeIJBgK_4f&}{1EN-kb}B7=*v#=Q=H2p|GLp)Uk8z037ObP@bj74l}>Hrl(aD(BAQ zgZ%k`w@dKM9>u06o9GHWFhXa;(fp1RtZ@y&FTjccK}7~v zs9e$!0VC~t#c5)s#)OJYfIrFLYO*=U05cxTkzK+pJiV{AD*m<5GU96C9FI3yB}d>t zR3ZDW(ch|<474lnms9_j1ON%vbpm$bRQmVO_*MhO}Sd@7Puzy397o5$~QGB+6Ms5T)*vu1WQ>t zY8l}?c}MxnwWqUbTF6mD-@vP%s@tztmA}DP>dB#Hz*EB{ zg-6VAD2s2)qlWTLQ5KZDdQ&WcufOv$$^d0H4bLB|{@gGV>4d7rGfpa3GsxMh-5DLJ zukhuu6L__E9%QcpIp9$JLXXSi2|=5(mQ?EgVjk@hJ+rU*k`r0&{b5_ReMpdq#ZMP( zg|L5|8fdL6$|c>ylDw=ba0MMztZF-ZAB2LhWXpl)G~Nu`I}7ZpPN-&FQjgpgOT;bG zBVsKkin0ob&Fc}~a-A&KnMXI`i@s{8&6+?AoQA4_GkQB6wkykBwxJpt8KTEM=uStF zF5@3Du2}P^#Bx<@HY#GWjazf6hQvbu)`O=IfVbN`nMXB`%qKnr$Qp4|)Mm{THt`xM{~H?P z#NoArb&jExR4rtc2*d9If;}}VU4w@k&hesGcC5#+SGB;AcNx!q#kjIhd?GxO9t*#Y5bF8wbW~Sv^CCIt%}KcF*dY}{CGC?vgvmTO?>SgDZ9wcJ&v{( z-{HSz(_*1B)Tj6^uyG9bNk|z#y>bdA@;}~p^`~^@b{2uy5}SK7-XB~e1|prRr+MN1 zh@(F!-wm=2nMh!fYuT_vusa7nG4|U2xNK;X-!==?l26VT;M<_R!5#|bekXMXId&}D=tx;{RRz0eD+W5Z(SnF-QSx}>X*=$ zTbuYDN5t$PJ>C`PFHHh%TD!@4n7_si$C`}U+D7ikts5o zB6Nd^o;iHpBLaa{%Xmev&cWtJ!?#%Pa319jpf8D3ku^ms@&CS#cVx(un7+@h^e$2a zE0ZY6g=lmp(kd|V*UY2c3RQ7D`_iUr|B5w@$bVt7!^SC+7)Ft4Hg^->?3vpfgT>DT zfAH9<0ku81cUZ+zEd7Kp$RNzPwxh;lyZ{;bHcQF1Y|s)4Heu&hj*r|u4H@`!OC`Y6 z8eXHp$tNO+)#^IctFjZMpF!dYPzM8^lhyZig?W_Rn=EKxSGZvp+GI9Pvy)|wXdCsB zH+kziiVoS8*CY~uBBrChqZ9pe0ezDhdA13QCm!1&HJ=w!<2iBg2%`?C>iy`n0r2 zGDjYeiTpjFul*mOg->#In~mR=7G>lFKM)m$W0CYc>LX8b0!UYQlmWMz*XY2s7%p4= zeV)&7u)VLqrgEl+PxrG8siYw?tYi_LyR;}p5;m23jRMxID?z}1DSU3vN@_T(160*8 zx>L1^>!w*bDfjMq)G^?RRm4dBH$;TM8V5Km_=h9kk@;@}9%Fy5(Vc!=7L(<_k;_Jv z9)A(-2RX%>539*p_7CV_vwQ(nY=Ez`T_h`GWnw)!<=sh?e3M|D7mI4TmhtI9z`1(#T_;WKh}iS( zlMSG+Sv-mbMP1pC3B*dHVpY}xl?W?*LyNwTJRNv7z|XBTn~i%trSVv9th8PSI&~>( zLD#4w6K?Ky2;EVK3fqRe;m) zR5Rm>n3NaCZjB%6!>fxj$=j7n!H@5^*2hRi;p@Y1|CXv=GI2_nT=X?5SG_<)=K4|? zSC`<)#~&{}T&{O!90|X4%%;u-TalQ|yTJo#5^G!`>@e*iF>Wb*#WPJHXTlb1B68){sYmZs`d4Lay~ns@TlW1x7<-5UN}Akb`LER2PI` z`SSQIGTz%oq>4{AI5XhO{e1y9_yEB^wCK32^FHh#^$iVFo$s9)&y3UA&iO2m@er-G zABLPJP?t}^!OrX!PLe6!LqM1?9?OL70&7DX@ftctT#xQlJ98!sQ11GC;v=bZG&qcY z>&WVxpT_i5h%o`Z+|>t}G(cgNh`XT!)HxuthygnBe+Gv{_~Oy+`t2}aU*^m@qWs)o zVV6OH!xM{{Ati%6ZG*pNN%MmYFpx8Qu~tgXT*S+SQO=j_f1sUsvoH~8$|qz9#Mc1l z==YIb7a)BtnQsc&Rw5}2b8-F#Uc#oAI%VDJOGlr>FMJheq3TOVFX^A_mnyHMz}NGs z{INwUFuK1O`^55ne#TU#rJ}tHC<0C6q)iE=WeQsCh<45j96-D`dfpfA-TeyinPH<; z&a4Soq|``HkQF_UVd?v-1i5`1Pk81NW(;@K8g;GjOb>)C1*`PHrtSgz4QNXN^aBa( z3QU?G_5-a0P|X`po^O~og+D@z?N{I!gwr=Ir{4p43u(X5-oC)C14 zc9`4d|2xp>KS!oWx9)>ncp`93i*BRNG4%{`JjXjPV$<|@u;xtoYf=d`&d(^;IuhIQ zxE35Vc!mbcs0E4t&z?Pl>=EMeC+J`~Hmy3o=l=`175nwy74AJBWXEE^PI2U(D^e}? z>j+nSd_P({wh)D9`Tx4xQha=W*^+MXo?wRk*-dBr|C(Vryb7Z)1^iym+sw81{`iPJ VW2*a?-1XmRl~Q|fLh%nB{{`KASPlRH diff --git a/example/university4_sky_masks/000087.png b/example/university4_sky_masks/000087.png deleted file mode 100644 index 14aff36563ec0ea39c8bec33ca8b021dcb45199a..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 3027 zcmc&$ZBSEJ8m6r!R2EH;gieGak(6(k*&!vPs7)Y7g2CKt62f;IcL%+t(mUG-gD6{5 zFdq|I1!Nbo2J+E+lYmXr0D}VUctd}5hJJ9eI#k&9Iy;WH15Rd^nvGKT(C(j|+5h`1 z=RA4e_rC9Q&ikC#tg4nLZRc-~i;GLDJW_$i#XTP%7x&z&2@r@YW3%qW#U&0`R!Gzx z&#irtC}rxN-}X7PSv-^dqk}O0kTjS1KplE!wREGYbgG58!};FyY_F|bl}h6qo%&sP z`Tc+Kca!ZAQ~ZWSpNN--mNc!7)zDt%k0BoIURW9wpL*IfYn6kqEQQqDwid4}Z6G?{ zxoamm#H}}FlzcQnN$x*plx1U0HLaQF(MYSTfN!-l6Qz+qcfRTGi6Z8UnzFHqki;wx z*FGh1b#dV&`%r%5lZA4O+agon^DfeIn{0OGuJqn0joU5)K@kwFYg!`4g|VjQ*35M@ z(j`3TnXb7OQU){pJ=4eUKU8#~^g#o!G<=@o(M{a1HB>6Mo$Q|`&ty%q+w&vD!YsyV z7OkV%k=cEUHEC<+E2;=lM;)+CkD0E6+OCfmrE9N46rmB}I!apv=T(pBna*87mcOUt zs97#r2h$#Ua)w=_Ry|3sH_5q?zgTXTOn9Q&mkhj`6vL+-G*GJ&y=PeP{9~ z+4BgsSMk(Gdo14J16O~B%Ev!aaY zYt%zam2$X83+Wc&L>@G`x*Zctvafm^QAx-UG#$%3=yllR;W^txhLovaoqYIrV$%34 z_<(RktIhcs_j*Ym|9XjN;_mBZRo5tkaL!|l5`L@;*=tRrmH-P^Q665THa*0${e-pp z-|HBTX?++sBV5}+OuOS#cbi(s-Fk!-krYbJ?ZP?YTX^?s8Mi7MALU6xHo$HiVv0h6N*CT!)`>U@pYhH(u%xe!dlh?kb@M#3#PI=TS49tVG;od*?WhlO8L zW~V)O6>k^sV60;A=vJhSl+jgJAMNbreQ>IQQ%^ofG_YGlpTU@}kBUKU8u$iwu}U6! zYvW7W9?zR!itgbh8B*reOV_P$Q)7OjKRVbs0eb9*QxB2R+L5rULwBHt$*RWQiS*Y| zmG>>Lt^!ww8e%!C;0KyzV6$vD_!0MN=sxoS<>J@f(`JN_#v`}9foM-`Z$xsAjqSl@ zX5)F-c)j*3sJQl%X5?#H0g$7H>t?Jg#& z$cG5ouM5|fd46e9wV_MJ&T2i|D0gLqzkEjz^CxVnxFEEEvMF)zQ-j3HdA4ruut5#C3i{_9et70YPu@`@F zF^xR+yDbDl4pMb0KQGeukZM;R$2bDhthBm5O>QsxdF;8%en=lQ~e-t?+-m+G8N z4O`%{A7qn8V6EEJb|E*pP;pX+V&l=VGx;!yUnE`Xr7FdyF=}_;8Hlm)(fAK%*ug}y zoBaqAkDkfgI7a(=cLjHn-N|y%>?dH}WE^g)W11-sx|CS8*-t$DhwC+tXx0Y~Z5Pc> zf)bZISEM9QDU`=CzFgJpayM3`JE^fbh4OZSL5U5cO9R91|1vu^=Kd0TZAhgD8dX+R z&9-1R*}R=;>*<`a&vE6!46@nmh#g0ceK?b{Az}8&M!;$3d0`(@+|zjh+|+3Z8I*hb znXHX`T-}`ub~#t6o5?Jj!fad~1UD#T(?zsc+qvFkjFYiNkWd>ugrioSh!-^NWR$?G z*i;ZhJcBYVoW~Om3i|T21|F~~YzzkL{#P-0vg|c*NObe~@Xx|y3;f5}J z6MU6u$OHmy&?H-{Wmu#`7j^+_;)W(I1y}9A5|c0mVDbG}K_ABPE(gG-9=UlrCMm$~ zpi?r~6+h>L7IFn%ZAOaCUq~K|6$I6d_E|J8N@Ck%nAbt( z6Ox#mK1Bh>CU;BM>I;}X)e7QG=jnvtTYisbWH4oP2YU7jzut$z*05-7dqkg#J@B*z zJFso!Xb9nC3;VDH@<(S8e1UKkj-EJT%Vo0QgCVTOen(z%B|tB;gI|HY;Xg@eRJ1St z5?`BE!jt{BRF4eiNI5Mc6R^|1idl1@&UvO-^r>!u(7-o90M=cHc`VyLtD~-Gc@}(5 z`&KDQ`uo2v7ilL?vetzC0Y}?tX9D&ZHCm1PEP=Xh!L#JIArBOB?dZ?NqFeTA+8KX& zc$6aB=sH2cVDJ*(Y z$?i1N3&KGMm&u^t~Q9Cml)37Ws7G zDj{*j^8lhUDv}C_{@;EA@D@R{7e$q@rT<6!{-2>y_qXtUfb6*84N<;e4Gi}}mFB}C z;M7r^bZ3U-qNJRIhD|Ly(|V<>x?)25#)W?awsNY$ diff --git a/example/university4_sky_masks/000088.png b/example/university4_sky_masks/000088.png deleted file mode 100644 index 0c0391fb153384b6f792f7282bc2b7a842d74336..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 3202 zcmds4{ZAX`9j9w3kSqZkY;OjK1mXZTFPaiB76dvIAI5eH_SqQ6CeRsGBsLJ8I?~S2 zWF@5aOD_=_4oU+Fn72D@pw8srrgG4xGfbNlmi7ownG@_qP0#AI*S{su{ViK;tulXXdl$iBLy$AOFUbO~ZO` zdN?rpNV%4kuA!9N4FPpL^ntmcs`1RhPRCLaB@{ewKxTK9iDIbGH23mW zpy*t63AKkcxRQ6zwK-zTj}3<2iXJmF<{O$+LS)j`3gvhfiaQ;-n(Qd@$Un9<9w>T=mNVM~_eetz8JMlR7?+wE zu~O>l<{-E$0VVAS`4&a7&oK?Y0Rp|CO^HhEnSRz1cW|XdeWt9_ao$s93o^TRn+q;! zo8VSHK&I;miG60#oeHft4B>uNn|n`n@DBn0OV^!)x6KS8>S8(_L5IfA6m}gn7qDY@ zsmVWnu$H8nU@1UqLy~o2+^PSEnVBb zk_)_A_G}jLknrrTH@XC|8^EOfv7}L=CYgWM%#hJ~ua>;YI1;MIWR97g{M!z( zE|;j=;vvfK`>f+(+#fEa^uu<4{22AoW?HP)rvbrt>MdRoE%gqNH!~8fA3KH(cBq7E z8n!|9_%5I$EvEN1Skyvf_FiB75OweiD$;cf@da6p9^3yj$t^5bHbe+s6+~@owh`eLs?*8Wu^;u82WF47zmfl|- z{GIqd79@`lLE28a%Trk?vH5Y+RNeS1LQb2xK#@bXWYN8V#9kBWwcZh{Q%0*phDtd- zhCMEg?T)I!?feD-#m3;XV(pUPN3W#)gOWZ=ehZqBq8EPH_by7Fg$x>CiH_zdKRD(U zJrK-dZK-|^H^t8(b;b03_iS3s2~4aiq}a+TqVk zFqjLlk9WrY1V3gO{cH~TRWf>^JT-P44`P{WK>S5@tJ;D{DqBviuk@>6Czd-H55bQ) zyUqFcR{nL-F%#bhnHf&&IN8>lIACWdq$Cc?2MvUKFTd+pal%YvJE>@bmpOvl^rx!y zOmYfjke>d|4Z5n^Ivp&aAo%lM?sh%>b0Db^^O)2T2dN?K)>&0! z$i2wIpV-prn+^yS!pn^A-LdqL0=2;P%nDb0uo|r&zj5F!-QwiltgU>jom{vYPl4z1 zVn==Oc`e;Ae&ZlJ_T1fkl0FSbMB|IKXg@b!RAWB+D{`0ezw6_qQh{y@yAH5j)=E5j ze&Q10hUW@IFXzaVqQqivA^BAPBXv(b>G^^4ZdvS0I5OuXH*?{+Vt*>X7M)W}G@mG} zPR1AZ(;osbYg7%NKSmcwgM9-k3mz5ubY%tfEixcG%trJ5>;clLK(pP_*85@@w0?D2 zk?47rwnx>+bmq~a@x>?AB_?%L5_0?0K5Xy`_vS9hd$_7l(mF;cf>+4RCdXkNcS)e* zX0t3Y1svJqyD!!uUej2!+&tv)KXjstzC}f=$K=_Q$gRlnc2d{$CFsenuxAFO$yIKf zX$-Wc=ru<^7)CMA#A32fXY_q3J~ae}fzSsp7|cV?#6uu5f=q+ahsIanNK-pm<2`(q z+a{R9E6AQlZz$1xwKI&n#4s{TNrMhj%=9y} z{VbLcRSK%G)qbl@^&L+J1o>q#8BEM5uYVbALCxi^(*+{S@dOQR3FFaq~3 zvRD-{2iz*u9=^nqgd~v>p9X|o2O>RT@}zQQ+-}glK7}LtVs1BdD(7^L)=U0Xfu>W^ z8A23`!;vfDX}|bX4w+rMbspasP%ucty69WSNV9?7RtBfEf(K>>2fSQJp>nGpC$I11 zTA(J4Pdz7$ZBINh7CXY85pbViFPgRa^S*V2i$Gcwi|+M-a<>H?L8c}47jRc9(}d16 zW||}Fg0rMJ(+u=@8*&E1_^OM$3La*LNUeQ1;qD1@iQndOTwr#`?!Xa^+Nsy(WceC_ z{3^f&yoc6To+{8~P`p#Np!FTVp&AG8fd{6kW`ntjEp!=_jBG!%B9YIxR5CENJ+3gu z8RTxr0d7OBT{toy#vw2HREd58hGs|+yh{d*UNC82>=Qj_JFRcx(QB%T(MM`?&q4BQ zCA!>a?Z%^@Czgqdd+xGo@L#~K|Es`H$e;Zm1KUZ;Ozgvf+5`I%KNoVSPC8rtcJF@x Dd0m65eMrzy(ax5tX{_0yNjRDp_BvfZ z?LU~_FYoVppZ9rx_q^}(doJ>Vz4htRZTaV_j|<|6*)>U9vcxNH@pxC5qcK z)fW;OLugsPe{p(9y<#VK^!_0qc1#pJH0amlo-sMLWXx5!EO)bUs_53IxlOpaD1K22 z6LaBZ`SDQx)0~qu_~q(jA~8`%T#Qa{@&~G3t=iG&j*-rs5ue+Wk~GN{EB7}=C%M|k z!OSL|kV ziSAU_dvx!6D|T>x=jYX(Lo>6YweYMcD3`5iuK^;z;G5~rkpV&(a*H{G@Ux65J&Z-6 zwXjjt6dhew3}3DOZo#QgUxQG(dp36yY`MhO<+NtMLY;A?#%^~^Xumo$n4Ib!aZ6py zyS1(I*L3=1tkdY79*A`oe(2xlbNZDA)RAht$Q;nO$~P`8WBtB!_SlX5-*V6LD>>~P zXZ0(FXR591S2y|5Wt*L!kH1I09`AH>H(?vU3c$Z$at2oU4IxAg4!{_@+AbC~omD@@ zy~xZ+e7&1qxqk{Tqu(Qs%lV^0Ljy}pU^Q(@)aglZ|JK5?N52nfU1H8Ut9@*F^xH1( zibvN|IjLQu;}2|w;MSf{GFF~u@fCHA?F-U}?qGDhF+Q1YUwIZ7O3^Uj+N0C=Zi+=g zgL&(y(6}|>oq~sF3h#GGLX4f9Ss$AodeJhmtZ`|DFEby&l7@>Cu_zf^sIB*)J^Lm# z4<&%SUU*m*S)H1Xl*A?(D6$&24p0>?CgQ8@fhV;G##D;oDWO~}634pTwp4W7$hQDW z?I&TU_OUwKmns#as&Efkj zAEhQUbuO(6+=qM0n&4E-?#w|Pyo&`LJRB7!!%!%P4PKt*TS(cXFSlG1U6{f$i> z4Oo@FmuJi9da@+mxtY^m7JkHDV2P9UH61p!ITgLYzS}nx$CrC&wT}{k29z===B3Pr zXDDvu`?i{d7g7?`mA*pVPUrW=JBMs1zg=_AgQ`ppc33Y~?BGQ#T9ogm9yUB4A3ASI zgl0vqG?cxQi}U?lE$%T=t?|{!0dxt9BpYhZoz&NyB40^GeZ7{%P`hOWcgN3BDmI(B znd=r{#WC?+q==@WU~2(JDPL~^s<5dYTMkPi3EvHTn!iRJK*RWE?q=Y*$S6!u71=9X zt$FKA0Y0r1E;Bvef}|-jx~zF)f_YsFa@x<;DYqu_P3(fFAPId01)Y|+acUcBKBe^4 zJ|wTitVKYOvS6#_r$*26CxOzShP{D2kIggXN7#D-vxfDly*zKa>aeGe7}<5j-IYZF)4!pQ^Igyp_&ymn0cG$F)_Hrj=GZUnEvacPDI? z8G!GJPAh$<9l&1??? zd*#UfCaEiZ6uo{A*;YrP5EL0rgcHmt4x)c`N*Th9W%LdD#sjVncuZpTqNd3BCjVDT zcuDcDx`;*-X~6RpZDd$iPh4b(d&NcAFXyJaxH^#Z9#p8>!sw!2RKICjVY-l1^nMu~ z1(qpm^;@Qu7LR5=&317vwF+dekrEC_wNAdHPLwm66(t_(A^l2nN`=;g7bG0=>&$-n z7B-PVHZZ40rwX~5Q&rguxprd?1F}O@M@=i%IR>;qyC^a`%j1-AVhdCH<&yA#2VH6` z>s!A9%Ysv4kbZ9^h<=>z1Y4DWVQ2N2=_}m43p7zDkd0p=*}dKhS(7yPef71*eSPbp zO_3M03*Z+8nKAE5o&B+xtDQ(A8(MlmmKjo4o2`$cBE2nsG}$Y6qJ?xt1PvGiTI$GsT-+z?K^2Bq)Lt95$CZ zIG7p(^KJ=qHIcSEd^UDL=1SY|dGyi7T9A?fkM2ojfV^&_*Sgw_)DaX^@dn1Uo0Fic zf;vB;Fsw1{4&f}4eLehuI|y1s&mCmrr2%gx2vy%pJv?kqjg1cQuQjk53G-?%bp_^c zeKRkitpz0;fLz6eufc+$4~^yzQ9dV2D1{417Iefzlpqlm=exrB6QHma{Y0S#Y>V_T k$hN0&o<;uO#?J1cU;VRg{o@ati~o>qR(s1Fap}$f0FGXFhyVZp diff --git a/example/university4_sky_masks/000090.png b/example/university4_sky_masks/000090.png deleted file mode 100644 index d8df8c4781b120ad349336b901749d1c9b660617..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 2206 zcmeHJ{ZAYB88^nv22?og*a^i6clZSc#wbArd%Wa)0c=PxZ4xM?yd=g|G=YMANXXV0 z#i%`zQ9p zbU!_x=lMSGpGW6;*KB+%@9jJukM~x)spUG4$NveBm!%eQ0Iv}eCU`v2hwUwfoA#_9 z{*;fgc{1L&U;Mk~D>d@#qkn$;2i=3seP#u8ca?;Z}^5hJzAZO@z^pdTG>4a&GHUasd97 z2yD4_Mc@{kU}rUaSLQqG3EzQEPin~#XMZj^k}?-qgg{DT$2Z{5^1v-Fe#w6^72S4x zCH*;Bg6va;bVDDlWu6k*2RE64cqM3KqM(1pDs52JDC^Q8vXJh$=bBX3@l!LiFAam8 zaz@CH)b!xhphEwbUdC{w-&-RSl5*S#mx{;{BuFlk^`Wt}muEGD1(took0@y2$yI%ydQ)2L4tWE3MEfV5tGHOvk z4eDn#55d6nE|IO5aP_wIgoe{y#N0-Hq^QJkmibagbtXSKQdkt_S-7e$tp&Fh8TG`q z<6@gK*c&&5^GKdPHzLm0pDn#O)o^f^ZgA?vBE3j}nJKPY-a}XB2QUPkbk-q0av5CL zfa|*|ADM}PN3k4FVO&kNG6u%Y^Ix?EP&nm_U-d?n&1FGU=3K$P;YOR8hPIw;EM~-i z6@>Hp+#4RZhVPJ+7O`vofMiG^bguASsM&%DY& ziz3*|G=)aeIQuMa7zMBle?R$n}8CW1UKU$ za$OzNmHWWMop&5rsj~vsJIc$Md+vMJ_&97hiM&;{eD&Lqn?HpYlSwJ;b z=`YF;&u**ZL5O&yvAnjPum{|XT(pmTsX7==WrNeDc^jO-NTddA(}fV#EoUkR?;ow` z<_|5%NAPi}Ra#@1>RDud8G^72l5M3i^%b}q^PqT@EWK`5>+@VZ1i*vN#;&v)CF-&1 zxVx7rCGJwokO=f|@D8ThZ;x7w5-uG%9wIM8oQHTBIiBK!s7u2>psSGraBT$?(zS6n z+7mZSUL%^wF-TmsH_i`<2{%_b$1N^W%+u2mLw-Xwl8Sd7BiPd0eCNUjUSpvWm$ZifjCc% zK|_i$7JZ0akanqrq4{M2t6~zWrh; zC8v(!tSP!6o=^$7UGvoQbML@~#6H!!IN!>*nc)f3rqaa?y%j(6+NGNp(l>J3gCfX1?A#9`-hgEy&Z%oK?cz zkFN4D>>;~|CjF^@a6E5dzXzT0DVKIsdkKlj^vb*M_oH=O*pTu0vvRuQmACYcNPt5D z*G@TS!JRp}tB7NBV)n_UsmptFyTsUslPxgWx&aN3fsVE;}_ zm{8T8v^c5=u;07>sJl4m3Dx7O&7jR7i2{TGP8gt7eZIk+9?;^Mtp#A)~CWJ(3*1M>m9@)xlHefQkL2C zls{v`HqH&t0OizT3g>{2&%ONf4x;y_&T~R5Hv9T^l0wCM4dw#MqQeX6!NUg1NQYg2g3+7lI9Bk~ZZQkRirus)kKuvLaZb zfLo{dmM{zuk_`~8kT!}SAhX&8R1=cb*qYJqn*GoVs0ga@NPJi)l_yeSv?z3(Zhyjl zTa9#d-e;coIrF~fJZIcz(AuNP?q{42mT&RggDG>ZmT35*J12Qoyo zNlCQ7KD%b99mf96C*3XNBLhn0={b#CP8xFu2w!wGgZ4 z_gv%YC8Et7ltTN1aUoQxP1PU;67bI9gi2cMrjAw!V{&^@61&<$e&U!CVEJ?fG%zae zz=vhvj%T9#80qG1!j}v#ud)AB_8A@1=Ew5^y`0Rk$qelc^c5DfKs&CAm3HtRz!BHu zLi?E{_QA%e=rDO7`#t@gRr3AVusm&_^?)G%{0lS-#r9RUHiYDe;>_ZM&qdj;sVND7xvUZdCX z3sNoffTu6SYIL09q(Dp;;#%1va~-Lakg7B`7i%QVEE*NY6x0j1f;~yvlK?-~?3l;b zi4N`Q-j=JoLBx! zkc;%5tX86~AT0sFkHIqPehc;Cyj7C7(z1Uxq{cFY4)}3rCkU7MwS|^iu&Kwd{DC?Z z{FbSS3Y=KGj#HLFbIX6^HrV0B>Vq5TK&}&O+#iawp$^YrRbqZV!%@^-50jx zdI950Al01nr`}A`{OVm|`3u`=XDL2nX@ANcWwS3&c{Nz7`RNVLr=0J(*yh+Vvnkf!B2U zb~WB7%Jq8i*P*T#=qgW*I1|)!OUb@ifDia$|9Jaf%Jl}p_1HJo*zs}ng~}oK#uEQ^ MQw>_ZVCekfXO1gizyJUM diff --git a/example/university4_sky_masks/000092.png b/example/university4_sky_masks/000092.png deleted file mode 100644 index f9672bc0ff81a2b3c5b692b883744b418588e45e..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1957 zcmeHI?@tqV7%x}Y6`1s_2q*|wdTl{06@P>_B3!#lThTIfhD;Eh)A?cxre_w~NGR1~ z+_emj;shqb60*63D2vX~W*uzFq1Oaquf_`-T+VOwg;8@&Hp*6ESKP8cU~l*4?w-%{ ze4ihm=W}=T+Yal7jI9|GiDZM_W;r5}KyOGSDH@pwNU9KcQ6hmqvRh2=xKf_~lxf~7 zlg$1IR=ek+gU{fm&5JpId;q>ni&ZNd{VF4^a`!P$`7LflA2FfI8WOQ88vFBe;aH)! zS%*7#d`S&LuG(IHmoyzT$k;)q>9w;g>Fm(sqyDF<{1gUIB;-?7@-yhaFz-_!dlYzbA98S+(BX=$p3%`NF+2OD*3yhn^vcY)T<6P3P zk@s`geY@Rt1>F7Q2=MG8B0{f{5L%?*-W4w=XXCqwMIH{704bkrnTnT1uKUNpCA=CH zCtT7hSC0^D{GoCgcm)|V-NiuX#1PN6kVhcH3c_?MX6_v6N*w3xodvU*=0rnGPu&1r zOdSNeB<}23bqb--%h)k&jdInFW`uTR0UDn-ca%9mLl{Lofy6$(bfq*o(O5FS4$y{v zs}M+fn)vh;CF2+OA_Jz*FjKWj8+$8^C6j#-Hx;IF`Qo&01f5azr3S|1e{wUW^FZ9r zS!Lfkj8vLek2y846FV<+BQTL|jeQc_5|jHI!EK2#gBdW0$**!Vx|Tp4Z=<9}S{g!I z{fTFMnp;D+3VmLCA!jfm7jV=8N|e*2@cc{%X+uJ6i|m8X#wXB3q6XMoiH?!{hO^mC_ak^-v=fnh3?D%=s9MayQ!i1Z&HlpFE~mf8meD8M3Hj+;#hzL&A6gk2n&2w^BGm?_j|%zPC*r0h#2N@U z&K(1FWa7Att%sC)mTt!r8x_l@X)B6MMs_=kixAHxd?Zh+$eXHN%~gtwrP`V`HM3%1 zyZmvw*HsHW{)KByH~LO);w`+^NW-xdVLutSQ-fr1FY$w`#^_VoAtMDtDWc~@&sdKZ zL-^mh&vtbjZlP87dEU|sfmeLr&Xz#XM0^?F8$#2Qdb@03mi;qb;xfx-CnJ}^Fy7&V z3B(#}6{eW=$Zf`hqqKAY7Vs?IwxnBCn4@Uuh&kNNjIb)Bf0I%6rh6)0XNwkxTG~lr zpvq^3l;rx%cf^j$xN*ZKv&;*&i8K}ELf!&)uc%a8r#BUf>|>h`RPVrL0IjZ{hp^Fs zWm=@Ic_d0V@V3%6cjyOBPxM2KuoEk@P_D%DouFsAexm_;#reHUI3Ih)S5 zDHN2{t$VUPcC<>%Am_}T!c8)jx3!2ZB@mA;`Gr-B>(24$|9*rbro`RkTlZl_W5sGm z49x;}hbHnWao$qy3;CQWv#E`qM4-!_^wE`!j&h93-z#*}STEarS|RN6i@i2ov{l68@zU$-tgSqrK*;0qH2_EOjBwgL9xrXK-fDi$ z&HwfmXhF@qlv{WHU47$PTKhM#gQ-LiW&fIjHJAoVJYAi}eG%V1l@&qOwL`7^DJfY69%hAkcaL8_1^)Jv01U{$z%FI{GC2kBmN zCtuxxFBR;Qtzu_G>cawoquJ*vL8|zjB?8CYLQP`4@()y%YCZk_LP*^wI*}YjW&osy*I8l|+`k+u?1QS3JsVT@0byC5 zZ=h>KOL*FNIRd)ScN6@%xm>$m*auW4(;c1M2bFHCjNW(DgD70PilGVIYlrr|*w@IZZ~ zKp8l~XD1Uswi9LqnGr!lvga3W{=(TfkxG6fa20Wn6VX17qDJA6nGp=hg^{9RQIyKHN{hmWP8DSD|^N?j#y zXgr^V$i(`r7OGY;qjeXdYRp~K+D~mA`GR~|);k`%lyJ@3iF4|sXychgY<7YelDns&_ZHby)E<5#6Zh@W!M~i_ydR< z2%5?~bjmmnFc}7lB$hLm^z#DJRP;O@V6pm(h1ag((=((#GDk zqWBRP@;G{kYx@B7Gln(Yf5C3+@3J+~E{d? zh}{Qk&!`^L=mN5Xm`0CFUMUz0k+!{DddqCzp`M0p{%NrzYjgoVbShr^^t70%2LB$t z$9Z`Me2?})+#yZezqxC}om-MB3)?-v-6fY$yJ;@iQ(TMB&>DT5Py)y!PPGjZFoT$c z%TI*c`ia0os^ViN6C!qLW0{e&2|I9H%>~YX0W7l(=6gtIhct(>*g0#~3F||`3@n*_ zrj>v!_<_Qdk+L>2EM__sc!+G{h_68hc^C)-OD05`?b5_DmnYz3>^@&HrGro6<}Zoq zH&y~F`Yzt5f>$?ej^yT`59Hp&Gq#ZfTat71=&p01NmsXlLtpv+Hby~jWV*5Yv9D=|)_fK8-9#g-@HKOrZA4|A@4((>T-m5iF7jRk+-a$w%@TF$S;dq#?C&b|O# ue7W?8lzDq->)*aP`2T77B6eR?`_C=U)~=$rO5db5KJI#(-Fn&by6->Ex;v== diff --git a/example/university4_sky_masks/000094.png b/example/university4_sky_masks/000094.png deleted file mode 100644 index 0f83d4e361dd8260baced5c6423316a73138063f..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1745 zcmeHI?N3u@94%1bURug+3$#T7?QNmF3Y4L+Fr=lgQUMVmmDfVIMljl71XKit+X~8J zD;uFeU=^ly1_Uw`lu5iS?shZogAGDtvYXub!J#zGrkF6@#cY4UzV6GD=bR_!oL^3U z$PpBh$~3 z&ca+7HHj{n)88iJgIlAXZ15ts)0{G$n`v8P-g7Mg?`1$bT{vBa=k@`r=>o%EuFYs} zk3kfM1=N-V1xUnLtzJINeAls;$;i9dqmD?ux62i8#iK*1sGPoIe zWBrb%@~SuC<8X*MO(&i=uUBuvZ_FtYA(n^BO1q$EvK(nRV2$`0A`fBO z*#*Q&T-Hb15Jn5P`041m?D!r`O_W-DJvm+tS}2L96B>N*A&Lrk%3bT_XX zBF<0xlVmUtiNgf+zBMj&S4O7 z^SzA{9fa3DTD#z4bBqeOhR0^~@9t!YQjx)uGx$EdBxoNf=_rL0fV z_G)ms618i=LE#DE>SdmuFT}O6$V=M*bQJs6B+~PtM}%@2zJ3_Lu-XMZcg;*{iqp}I zxAA=a@K)%qz4cYIa2@W$qYcKKD4d0>(Yi(`fORYX#XXNzKM-ji?>!Z#wV7)BV~zU9 zV^KlPpnhNoX|M#_?xbWJ`h|hGMV~kJnYp@VIp_Le{RZ7w+>0)-(I(!bv8zZmA9?S8 z9mIF5myUZ8O68JMBXjs3uR0E;*z=&98u+zQ0BsNY^}qd&LMMQ%!o*P zdDJsSq$79oa-=Ogz^CF7zPr*3%6^H7=DW{Kw>zS&f6@LtyI$_}H(Zk?i|>Zk2d|74 z-N2&EhZL{l+zHe9jwNel(2Qk$|1x*+sw>L;dD@YIdAW6W(2lz0k5;~(Oty?OQTuwa zGmzYz2WCH=*c~yw|9&dmfE>!ZC14q#o%B7J%u#CF2dFH^8d*w1HyQ9$&bJ)1q|X6s zA7H*b3T$>MHeq=mFk_jQ6Asg*3WTjoa3^>__94otaG=dJGKA1{aqb9ja|a~K)`XK| zZP`3DgQKVc`(2Lu`s%?C&k^`e9wN*FXk_e?^$G9>+n;IetZ9*NE9RB6`2o0^0V67d zofI}8zfnTN1zyCn54Z^nZSjt!)Cz!V6(b9Exr`1iIAg&dn&3j9T^ry- zlsYr$VqaW63^C~KvH~>sC~|1g1b0%rU!+<+Vgx|Wt&(-%7oh;}7=Uj8h;WWoAG{cL zvKaBG5CG4eFp~nsaHwc2m?!^7uXqLWIk+6HW&z^HM0bQGQIg!s1~x>vJa*e(anGN~ zUuG@ZN$(5zKr85%MJtafla1HT3RJkdi;gzALL8-ON&L=9y(GLoY>{mCC*pij1Gh=q zM$V&;Hi+B_mP+eX(GBivsghJK)3N}W^C11SAkZgoypDuHGXwe*BFZxAG9Roed+kI=u_wa@ISTj&TqV=DjND@%#C0Q#i~FOXXy9SS(hmzDirmV#O!1SaC4G1X$%@@>3QoNuk%O4|T@<^?-f+_bOJx zgXwpB#t+B07R9w~O1&NeRxIRT1JE@lTdG8$laSOt*n<{3n=tuyneVY+CK?G#tJ7dx zfvx)J(AkL&waHO&rbmtmf#?3O9DEzRKe6C7BNYm*WpVxz?zAo9yEfC9Zzv@DVFfwH9V0?IpEe<*_ql-UfO(0MvATYY@&(4Y%zM;R%oP* zfoO!b*52nA5e_+4hrr+9&-HH`mC}>AaniB5l=DJ0UyLV;h{iy)QR%%#uMe)l4gPy_ z|5ciq*7teK`w+Kk&ToDV-==p4*9yuZKRp>+Vf2+`c^9%SxCXV_XK$i~*qf1XY3(z7 zuf8Jvj%j|9jtefbh3a_^ofTXJhCYDy6rpDR4lN3{bA~kYPP&wOmS_e)a-F?FA22zp z#Y0pw9^aXF_R!t=}nh4qvcu$(uH8F6`h@V#}CD$~m*ehN?(fAsQ!DVfd4lq#l zO7B7D&>mpo72_OJk@1Jih_f?cNAG7FmP?iyMUxQx6)+L7utdSGdrz{P5^yWU^qznlO}cJz4jcW2IA}Q-5^0nYP}MCqqT$^G zIylY@T3uunjO^={mjk|7{v? YHf)XT6y6fuqhr5_UT4zY(0pS58|TlaLjV8( diff --git a/example/university4_sky_masks/000096.png b/example/university4_sky_masks/000096.png deleted file mode 100644 index 12a1d4ebc8d1003b610e95f0a898f4dac74c6dae..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1268 zcmeH{Z)h8J7{@QRz}ksQoCe2wW485r8S$%>fIPg zAZwbgO_}D>Bv)8lvPIa74F;JYj27#Pv%B6&DGZfN7FWjaV6SGld(#A~_=`hd`oh<~ zdY|c}|HS3WFL7NY?>X0YPfNcK7$b6;eF? zR@3*s3c1(w&2PH*EDzl8?wg6{9t?Eqb%c@Wtmx1R8b0gef5$88@R*PP1z+KWHB?LQ z96gz;Zwx?tm7V*`c8Dxj0|7;4PAPYr?!2Y}IGbfkE_t);A%~fgLyk)qT#rn5>IIzJ zA;RC450m5Ac3eCJ9;Q~uBHE0VDfP-pX$nke5+9Q#H0aG^+Dz2)>%wYaQq*%-GLb9P zb@Ei8_>xe-f`jt;XHt$lb-MVXFx(g%prBM$==`Sc9scQVk3HH%hs+HWp{>6zV zYsAsWl4t|R<jH{BHQJt?<^w?l&++;vy7GkD|_YRlSqmjAh2D~xdGlY1*Sq@G7FAN*U8p9irl*fKZ{G~LxtT~zA;%w=Q8>@*cWvyp1#2G1jcQmD&WThGz6(8f;_mVwy+9G(x>WZEU3z%n zSu7wI5)B*r7{$O@hN|EQSeINL&XT#7*t@Z~dj@F3rhKYtEGyX9HNTI)CM}6=V2IOK zaHS2dpdBVY5slcKct3QEo|i7}gF!&{`w08@<=*)2p=w!JZOGpoE!ZetSUyV63s13v zD`{R)utayFot#}P#tAPR-?>=4Ax(*GEN(dod(t<#bC5jyQ^*4urqNhs-T-!C#9;lX ztJS_KzQY8nbY7YkP3%KU2RXY0gNvez#SeFo&ZXj)l)?U^7-t%U`v&VLlj5iBXl5wm kHoFZ1xk&yW{Ffb6R3BNxt^?@G|(1i*`{Y!wkn3A zqc%@less#5vLX^Nufg}FbV#}^?I(@}dLopAuImEJAP#oR`8|9Jn=6^0r{v(f+WUXO+iOw*y|f(^{`8zU zo;<i5;UML|$?Paxc-IzYq;jJrG%{7D)C&2}-3$N~V>hEMQ?kG|Hi398opcQhjFpbd| zk(N?zNdLtW#_t_M>P%fFRYGafA)5y#)gb;%StVpi?=>!(7B_&yg3yysYQd#npq5kz z+I?`GJ(JUykZt1ziD{j|m()~(f{dWtty!eo5Mz)X0B-~*A3Vc;&WVcLR&d&HDN_lh z-^To(Ru19Su|oF@^#;DzS}Cl5qPD1n8zIJZ@x7gDToZFsyRh5^w19skWSFtA@MGp2 zxRW8quuL~15Hh3AY(^NHK&CT9CdfSC74-pLK-x0~#k>_DXxv!j^N3?SB|(ZK&Q|;s z*o&H*D>1_$)7wi7G3XAXVHj~L{4WSJ-}tc^9{5lGsRKF@zn# IZ0x%B1HKj(?f?J) diff --git a/example/university4_sky_masks/000098.png b/example/university4_sky_masks/000098.png deleted file mode 100644 index bb7a05fbec83b9ede2440110eaa4dfc3de11e494..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1154 zcmeHHUr19?96rn1%yJbW&bcPe>)pe`=D)V#P%~w_xHb_XsHhoJ3v+fCrI*IsDw1l; zySqSVrVm0AQ9e|(fs{_T?m{J0Ad#qbPrXFSE>ROkb`*LGdg!&M^ZmZxIlu4YMW+1^K&Os6-JMLXf1m9YTgV*skJo$3b2>3y?ulS(EO8lL;M;>5HVl<~ zeb5+7He!9+<&ViG#w0s&9qwZLRn(Qld9%{t7BMsOS*viCzen8E4iCcgzX9iG{Sdk( zmY!AETvrlrF_X-82m!m4DqdC_V#x#Sh^orJo6;>88e-j_l079qL&vmMMcl+onKb{1 zBbC>jf*^Wwg6ZOwh|!fe3l9f&z?YF;2>8H6&Rjf;FIYW2U+3~BSW?x-7fAG#^cOal zDqYSuOh$ZKU;YodT9}GlMi1nx)9fBhBI`F;VPAMc-bE|y6QM+nQ)h*P`QsbC6}UeQ zI%4|Zef&3p^A_2XewWx4A|;%Nt%$w^KHns0c8!u18}%FdQGSISj6#aW#_!b z3o8%FZkgj5U9ZKp|GTNG5-z3!_bWHChgkYa7+6qwmY6?-;j&lVr& zZX_x=K9jbU&?4bYG8f*-dB`7C$p;_^ zjg@&&timlZGin)rO)FZ3A>8l+3uCCmkvO-G9E^n_N{Ii(KV+~5o@71P`CYT`@%raN M)LCmE*4Quo0?ohj-T(jq diff --git a/example/university4_sky_masks/000099.png b/example/university4_sky_masks/000099.png deleted file mode 100644 index 0b0d4a23becc772a8f96cfea6314517df1271c4a..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1052 zcmeAS@N?(olHy`uVBq!ia0y~yU}9rnU{vD(3NY9RuwQ3jV1DfB;uuoF`1T-USV$xj z>%l$0<4gE%C?zd+wfq%ts;+!YU2Xn(hkrXhMta)i)VNLB-E-cfX!=J<&v!<4@+apW zd#=3m@{byoa;f?KPy8Nlo_Hs>#%R*--v4}+$A7qentiOk;m@HTUY~X!bDkWNXk&Jg z^;q)cm;?mF|etmo5j|ls9qqvF}fMAO0`^N$kwrqj+D^!p^7Yzz)|u>HCwzAKOi0 zJ|_L?sKYzsxD(%x#j3FPykx_{6 zDfiGb-+7LK{lw&tdMBR(wLEZ`*IVuh7HqFEyr;VJ&J!!=xSshFV)BYkRZM?UG&%WL zwaWC_GNyGZK)DqknSth~_ihI|Z;t7`Niq3F*DAb=_MVJWC(}j<@Pijtnd`x^&u-ft7^hwET{fR*0q{>W{$tjb3CV3ipj&i6K2LGAQ%bP0l+XkKLTk)N diff --git a/example/university4_sky_masks/000100.png b/example/university4_sky_masks/000100.png deleted file mode 100644 index d0be0a850e321a78bf00428f3be0b32d770f94c8..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1210 zcmdUvOH30{6o!X~w6#D{OzdN{1I12^iIf%tjbnp?l!{XEMPdjP#1~aeON^aZ@r4p} zS~@f_Vu+Zq(8L55E}%$6QKmBq>H-Zh5`5g7xB~1fEERlQNLc7jUAehA=ey_p=g+yx zZQWgFO z^&8%QW~UyvdWOgLi{}qllAt>=Nm|J1YP@-3g__7_esmf(!dkCWtmvp@dI?5O8y=Zr zXPNAEj6B>&z7ssexDO>m&E5o%LLc>-Rp(`)qu>mDGkeh3w35psqxJKxl-ep|W_C@F z@vGbCa>Xmq;`3&N?7HfbMfA`lzJ`9LGviDx#6t?5L^!83mrOt9x4N~(sqJ$HcVME0 zy$mf3p7l~M@!?s~8c6(7C|0XQGiv;_t4c$38Qp>T(#8vw$$==Ri#4;2(9X$4hcwv7 znPT@)IuI$~Hi!-)fj&vG3XR#?qfyiiW-7P@+DWyyErJRe=orjdE07GXTb+ItNW#4` zpe_5pgg|w=@{};*(RUf#40u^bt>E^%(PfJd2eaw4p~=3MA;ofCIDe9rBs2@%ksw$T zt3mQ=GZ*nwN?s1g4zLL!R6Ui7r{15 zJyeEI@fdBG3|x-{shf`rEXNQUBEXuEGF!USL1=T4qX&sxX?&q$(SfDZG2iYT<#YUY zmz1dvDpbgV${2`f+|S_vn$z`R)_DDdUKoIzL%4Po0b@A5xm z^H*9wmf)>ASJs~<(HE?yabmNzVe}tF{$}uh)DzSCEU#s=Az4!Z*n?F2`$xmQsesZuvg(u~Y>yvoXee(}gs2Kc< z`t)AHVjf3N{*wxo$MFjPy9&Mg+>QRRe(IMnSLtCt^h5kae9EWJ!r((c4t)GRX}5XZ zr0!$6oR680-}ioZ?Z=coQa|@k{%um{J+JqV_>*@%>jm8YDHoNy<@vrlcVg|yyOQ;) zAeA8YUdf%7JLQ$zPuNOWdi6NO&VN!| zyk|mo?;N%L68tjqC!0^Q!uV1Tet4)&K7CAh=dBZ&pH>%6>=FNTPsaaA70{T~iv7n@ z4^=42_ox@`op@O$UezFuJGuI!Pr@IC>r$4d3up37aDU9Je*Tztr9tD#t3YKj z{_}d~KRN2K&ZKDCMY>r6>vO}M= zf9&g#e`2MaZn;j$Ako53HCz(tjP#a|k~>eGi0rdheq8?KHPHAP{-3)hZkD<4ye|)^ z&wOHeTTL2}Q9g0|G3K2aK-TucPgyn-x_r!WX1`al=b3OCq)fZZjDd>tJoG?*3@$ndR3$w*zGu$U9fm)T z0y)u>`+@53%&Gx-^4gQdK=ZZ(!xAWO`V-`cwI{2Ums{rf-IKIDTiCQm%JN)ci;eV7 z=04{q7f;9*$SC*RVLq1e`SITWjP}z{3#^{>BokB;dAjm_O;yGAPTAZ8wKaQ}eBO)e-;2IvY}K*0 zOP?k$?V52+HLId|j;TYDtYkmkcG=k&(I$2D3@`>7Lwo&WPsH?Oz#Rr{rXK+dstWYG zV_=G2&QFMM`R^!YJ@p{(fAM7>xHiTR(#7dcVg0yg49%Rsv5C2ocIOLv+3Ue diff --git a/example/university4_sky_masks/000103.png b/example/university4_sky_masks/000103.png deleted file mode 100644 index 8166af6159b9b836124fbb9ac6cff46cd9f0d877..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1331 zcmeH{?N3`(9LFzoD|--RTXd9Oapl(AY)fkC*xJUr;$VGn6c*>U%r$@tsf4HX;6j@f z8hl{|`gGfjGAJxcmY5K?L_$~-o;TZjqbp7#bJD=#J&MM-rPmjw?#6lxMql|K`09Ml z?{mJt-^qD#dQMmAa(5N(LJ%a^ps#oXL9+P>l7;W!3Wz#C=K+Fj`@>N2+MCv_-{yCp zySOv^i?YUa-^?A!*ICWa;9uGJXALo-qWbs=uzb6d+2db|ctt^dRe|Osli1e4%9wgE z2yY~o$Z^WxPrI(`rGB+g(s3<&!}a-Q1GG+;TB{bbOMcGGCMY^E7Lg4wChiP1ok;)=sl)m-Uk7!o~# zecHULSYdV^Jf-y*r53e+%#B_%L96(@P$dtOmg<>0NW#v2(HBy^1QzH+JK$lhr&2oL z(SZq~d@mo|M;+vZHqY?5Qo1j~3ommwo2EvoCXWWbh2`Ku)d+c2n^!3ncqHHkQ4Zq7 zZvH0n0?FJEbPBQJW)V3^@@Jv~j_gLlc2B+SVZ&waG`wgV^Lf%b;55g)U;{ zC#7-3r2{dtr9Ff@I9lE$*`LK`cP1>a@r`GarGl3!0j7vqKBS*hwZMq#_{r76u*I`T zD7391IshjK;rfQywyAWh1^=pc=*}qA_HHJ%rN+o%kt?o_9)+uO#LD{Z-nbwoKzlHY z*mIXqGQa+!M^l~ktf&J`UEUVK!Zi5=bLD_VqSp9WxmWjt{-3k|Z;1bT5SGU@$BT3` euh$4Ce{_sZ&Q`JSyuX_H4Gkx&DsG;r``|CJk!8~W diff --git a/example/university4_sky_masks/000104.png b/example/university4_sky_masks/000104.png deleted file mode 100644 index 4f51ad4a6039aaa590017da69233d70db296597d..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1325 zcmeH{?N3`(9LFyd2SrLjUi9e#eULVWtu1u}Zmi{@9hYtt)R+)s9ndtXY(Uq}gc54U z#?u-~x#ebdX6Oi{I+t z=RdXe)gRTr3*_2w&+$Kb>%m@#;@$E)oe+JXw%kqK;4_I*olrMPY2opL$F8fwhhUe<{vYaP}BD0ZElRuM&k`t@@jEL2*#P4 zh?U2BE=7?c5qIFbVU%UM65~u1jIwp!IW>XGl(FGD$WB-KJmcNiZxN}5!|G96A7#H34TB&1!Bi`No=GS8ExEf+%j z&;c||ZH|{H`r6U1@5_jp60t65VuNFeybV{f@;%R5h&#y^uIXuX+?EWN8};Zh_C9LL^?IWmEbCFMJb! zOwHMtIXrU*-c3*a0J>||Lf!dc|7+YwiNt!@W!Q|*QNj|4k_oB`ANnTZb(51dX2fu)Y?#favaIf6-pI8m0Im3kw*c*_j`bO@z+QMUNt)_! z6W){DK+5)d}w35;Zg$_CK*qf?CxyCF8s~%D2zV8vp1FN~pr|BtFc`y~1 z4o9v^(ZVrq0LWM^C(NeR{EfPs*03h-{q#c4;7Nbd8px)HL8k$ds4@^|K{?oN4(O}U zd#WT$&CFz6JUqXeE+@n7V#A@@#j3*oihR}_{yft74EeAf52`%R{(tzdGdSjbz4f#H ThU?><>_2Ed+i6*D?Y;gNl>$DJ diff --git a/example/university4_sky_masks/000105.png b/example/university4_sky_masks/000105.png deleted file mode 100644 index 2082111441e5fec7105845d950a639c72ebaf74f..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1522 zcmc&!?@tqF9B(O5ekfE>EVF}Nxl#q!TB_m=2IWL)!NI^eqv@)y3R#SrwlNm1usV<; zmwH_NagL5=amn5|d_fkttT8%|_L^0kuiOiU+3~FJ2Dw`@=+?14;J>iMH_!L;`F@}0 z`}4_n_=EPAjd^e7NhFeuR!ei2M3Rv$kw`0Zph8lwkiV2jvKVV~(}y1E?@#ja!*WU1 zi+leVF6X^CeoKOc|N7}lAbpkpS6f&TMs&ip^f|s?ceCVfut%WM@9~#LkEUyxcCU1u zxj|&Qk!kg6U0a>`3qe45Hl!Y`yqn1nM+~GcjybCrCc$mbW-J$cZ=M}C930Q&Vi~=M z=h&6qsiXBFbBMEsxLV<2F4W`mCAG#!MZOhTe28jew-AN{{ByM2qAw12ClF4K&$iib zbeNI~aGsweuuLYrf;s|Ci@Jsw{i*|B+|lq9$_(b4l}txp_60pI~A-ZL_pY!OLaL5nF<;ARl`)ik$dH{*$Qcx>Vdb{u&OUI^odyO?PXO`_NP+ zxou{Uz)D~lA2~}MfrDytY~~DsZT6v{fY(G-H$nq*`)xna6}t$Xt4KXH(x!AvaBszP zd=b%~N=S2@np2;x-&i2QG45kF#?tHPZC1VcJ}#qIMw2_$}z zddXjnszz-H>0Sc?n-=zexzxSe^`+Tv>GLlu-MhtO2-27fP6%bNq={gS z6HB@dzPSvA2(g5?&)G3JtlVNM=C3VvD=RySs1xYa@N10Q+tkeQNSv09_QWx(>pSQ^ zhQOcWvl-y~CZ&st+?hk?yAw{%>iP=YKBk|N7pS^CfX<&x zbaI#CXXAVDKK~yCmY32qW1!JFZX7~Tg{XiahEC=8?wBp-r-=5!DPI!zN4gW?1AYE-IIb^@{mN9Oom_&U zSF^?U)k41GQ9aV2)**^UQ*ucI&u*gB5v7f9Ow4&YoXqREid)+4h6w8MHk=a#bC4i|IRtPRHxKze3N ziyf%b!(khEb(%ZZbX!-On`WzLm)hF}=s6q1Z}UTmCiuoCcUcL?Y-&c@9kYL6f51My z&-*;TJilL__xI!toUoZoc0IR?$K#b)E$#o{@%TkNUV%o;C3r1T(K3%GsxwU}4<;K}dGZ(T)gLj6xTeUseYn?cxplSzlgS-kp=AzY#*)!1HLpJ!?=UbORA}#^SP^>rjs9Z~2vf@XmH*(!<*1tiVDpw-U ze9bRV-8ntG$G;IeRi;$6+U+B0A9^4rV!A5A>bvTrmZ2{fim3g$v#cuqHT|ytB)uf> zRU05%P3!Tr&}s|f|Kv;10QDSt-i~ zFC04muk^V4{pq^J@qDZE5jai%8lM8M<~{R;zIE1f>tRVfM(^Z@7v#uK5*Nf)}`8x!iyp=@$=|%)&1c8zy=|YxoSjS zdtWr+{v=wLdihBqJqN6KCq_t^p7^;j1Fg(l0nm&EKPB4)QSz=jw`;A0t(`}q1LBxL z6FWl9Z-sLE#W9x#c6QBcpZ2F4)@D%rTte{D{PU+9&qs3q+cJXhGlh=&S7vQ&npqFT2)a zU3?w#Ma!0|?xx&lAnEEPDt1Bxa>$A3VuOiINaTcazldW3&xh09mKI_)E?@h`nhtKI zka5J*Ln}rFFgk-sC&nIWoDUZqxWR-;_kio@qWyC9aC%hWb@$^4-U=aYU4`U#pJq-+l+?2ycsttHi||`c{2=X=WV%4^Kk$7Se5) zZfNgYsZK~>^b58zCvqVm@YEj=>jyMvt2xmGehXbGlhGkJ6q}xuMo>tCggAD)Is` zSiIffsPD+2Vq*{6#yqSVwDP^Ujn%`-fn+&-!-u0SGQXLvbIhZuTF~Q-CL*0OzL0DZ z69(jVBiHUYX;7P)&V)U37Rq)kzRucNI`RWK$L)m|e@(_}xc-oY=(Mi9&G{5@nr$TB z!PYzKlRg4nJi%TgHY*36rgU&r?3vJq2Oy+R<2glN9HWY;&vt4h>>?;uXLq>XgZs3e zS$!`wTY-HF-b>iMD2q@voH)oMW8YvdlK1JzIVq_N=KB)%Q9J;SFj+D@MpbO{;cUlH zINF~qX9gLDoRCmqZgI+)>q7byQ0SPqqz)NJ1fHwsPkl-w-D%FKLNS2-vL zZS*}taU3Rf(0;o*XIN!|6Gk2CO#jzyhE1FY4R^gZ{Kel?OFRe5CE xhV{pU*~xbdRePJgdPlOdDKYl<@fSys7ybC#!xM?}xMt_Sv>vmy&zsI%`2)fmInDq8 diff --git a/example/university4_sky_masks/000107.png b/example/university4_sky_masks/000107.png deleted file mode 100644 index cb5c4a300ac7d78918c2890cfafb4da9f9697bfb..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1868 zcmeH|?^9D}7RPTOz`aStkO(AzcyrAUD=0}Aw}37rfHy->S|$Xs;5!b$a zmi6sjZs#9N5c}@me%$rzyoS#CI?WZ~{${8xR~XT~M>6&;41y0+SCs>&Vq3`+ZVSaa-(|5%BAcfZIg zvCC3cRq3l54+rXJ#&?IX<}ATqs46l%zC;l%Gug6`q`%afakUF6G3;z;t6w`scQ%g* zFHTei!tXAzTqkF;UnrII8?4CHE)LhQvt_bjEl8hf&dU3massWZea2JNI;lI49?t!m z+&WP~4RgxDx&3n!)0`J$Tl*|2$t9*HuiDqexdpcN2;Ro1MI=Rv%_AFSAS<4kTwo&$ z6VskS{;Y57$nA#gy%yQlXxLHIe7p8J*D9`@>2(#IXwz@(OB{dZFS4{5Q>4|%{cf+o5< zG7!INJBrmH=mK}$_Bs7sESpUh(yk{h&k7@47O(I4ZSpsqb4T7p9h=x3^$+A+(*_Ez z)7+KchI9IEfm76DSNRGRRz=?U7mbF0o}wG5;;zF&l&=hhUy8gD=OQ)aXWUD&F1#2s zOp4x?9m~7f2rC3DAN2Y{!q2?4C~*hvPRXQyCO+n!)5$3#xsXSS zY5Wl}#bD?=8>nJ7B*>)M;YlHWn5NOdh4;K9dfmqDXHW(DTo0z za!~GrYHeYMg&iFU5H$+^M!npMY434>o_yVT-?q$Id=QfgG?`q~+F3z;!8>NHfRV%w zmY+?2!7J>nfF$53+fR5yuP*Z!b6_jB=o;wDVa|gA_cp2*O-zHY2;mSIRZ=qEvCayC zSeC%h4m?l2)P)dUo{%(Z=Dnr1;K+n=5-8(igZb?soSViX!X0WvD3;fu=sT}0bA}w6 zWt9Y`zEqxZv-$8Hd6{$bBlMS|pXt(I;}*F7nMt2!P*B- zswRh&@xDKmIb^Wq^S(D_l13>g7OhPYpu-!o21f)~zV_zlrtR`w`scM|l6Sx{=RI>} z>K=ImY>3zX&R~gOvD#@RLUkC1B89Pz$3a_-mfk9Z4;7P&d}8Y4w!m z`4zzIF8CCrQ3}uC$)MFXj=qj5s447Y3xI%7$mIsk(^~xUXdrW+$bIy_@$;>9H>{esuqw&*zBajr2P20BOm! zjT^}A&Ov^)0AAX*gWcrE`A|NAtyAQmy! UV|(|p=cjMdsBgq)YhQ8x6HbQ$n*aa+ diff --git a/example/university4_sky_masks/000108.png b/example/university4_sky_masks/000108.png deleted file mode 100644 index ca7ddc76402d89f344aaefbd5bbff56857e52358..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1777 zcmeHI{cjU>81G75Ul3N>NmrTdZrrWtbX#d6E2~>~dueaWIz>$*)(ux+iG8}ysuMs)Md|A&$Or~qKtvxJ#$<=K{2~|&A*_Hm(HxKCrGA)Z<#q> znWUIrzJ8|Vi8gNe^R@Q8FRh+AzBO{--aZq_9OljW#dIipVI#@7%7`Rwlmj0cKpxoc z;VP&CgS4O(NsS8~(0Kp7PStIBATA*ufYy{&)eq)4yQUEy?_2!B{TSmEj;8B5O*9eq z;{5Z%*GOaSV1Hu9+r=5cby?_ci85IhPd5jbYnT&wb>HG?@EWlomgL?h2EjY&1!}!^ z_s-A*bi8Y%uh>H9z&EKRy1S0FN4KeJIz}vUww^l@j35_r0+*Eu&j^L|baVn{AdiZ$ z#o2LxBJLgGUyD^gS9sbyt7dD&9X_=Hd1k%)_@CMJo>>jlsL~1I%oebpf0{cYC+}#N zs12!4>*i75$$Sj<@t<**g0|4=ngQ<{LJ#QW9n>0_FLh6-4 zO3Ft~!EI=u2p7J}Rfx+nOH}mQ5lnbl`28RoRj#bC_;Q0$&K%7wZ3%ve>c(o@(D|h` zb7oW2;$Lod-m==n;3w_xA_tE7&* z9*7^zehu282n{YwCH79no!LJFB9BVAf!&ZX5P3gr44dShVSn+Qsprk<9U+vsnTR}%ihq46E*4F5llX?qvzISufg!|4X0wraX z{;}5l(0)=sP2I%jwi4ZOS-_!+q+%=V=Mv&Qk+IQZGbzJHn&hrah$(Y}bylqtXR3P# zU|{zr9PF!@Eo^+>0h1az4EAuLQhs-lMl}Z6#Z=uPWDT~ndX?28sJgLYY!>)FDK z+$Z3-u<@K%%$-3ZC1>v>I7*8=2eMay!k-vmw*{2@vmb+J;L94J9F|nMnwW0k7(A-P zf_h6diQYzP8jYdRRO}P(k@X=(ZltBWHEfJ~%l(eZwxE7GT8|8)chKP}hYIr!XMY7x zAsXZkavm+iCiP3vehAQO-Lj^llQAY@lN7lzz2i zbJU@Nh99e&2pYm39YK=4812e+`ZRZ{?%O~W*99XHdN94AbaP%Rt;jm*3^*z=VW+XQ zRT@M71gpmy6mS3m8h$8~s4#XDw$cUibGS8eTEE)fpztuHEBCnH{ett>yN*iP0qBv= z?300oX0k*tZfx4l;l=OG4RYg-&4;orw0qV;#<3$Bx6v)8j)~ ziz=6D?%h76TusL!NXig!+cROkGh1c&U;MWP$)@~vZAR^nt?!74L3{Qus!byF6}xRi ciyu7_efidzqq|z`rT_dgyvx=(hwVT4H$##TqW}N^ diff --git a/example/university4_sky_masks/000109.png b/example/university4_sky_masks/000109.png deleted file mode 100644 index 9623ae1403cf4ce5300586dd36ec20444fd5aca5..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1445 zcmeH{?@v=#7{@Q5YxyA*gtget_QEYN9ED00Z@7bUEpUso2*@(FhQW%EEE}fnB6Mr` zp@2my++Kv1QEWC|kn9Cyi3t=NoU^cY19`Dzys$!6P9TdB(re7PvC|#*dddEQz51Sf zpY!=X&p9VKgBP@wN8*mfAqa9rL#b;KB>D{miOS+b10e*w4Foy-nMPf9u`}xF{U}n* zi#~LJ?^Wqyb&u)$Sdp#a15KU0(4TPf+N$hd<*adwK|O7Qt8c{va<7)nK|$hjKViR{ zDom*c?R^nPaJsW%Z!$P~Fs35x;xzV6PiEMrinw+2;2O~S9)ZTdyVef-SMs9#&GS?j zwKovFbD(F>8jHY{u>zouHV-M?%PKzoE8om`e{@!3 zyGL1>`KHpXA+>VzE$@nRJ!>YF)ybM%{f10nV_s3m)1UnTEX+o_3BkwcE#(ekthaF% zV`3D0TAwJJVTh{67E3QpO8^u3dkyI>QWR>YA5qG86E7vDxZYjX$ z&@HK9lLL=zxXtn{okVT6LaID)9h1`DHRrTH7Q0-yQ@}nYVWAm3W|HE$;@44X_TxY~ zd;Im1^q(M)!$*VlcxQVJXPL%kZF@bz$ zi`vW+gm~r@=_jkbKp40evJ({FJkwdB2wk(`;1_@{a1~ zB6qs{L6@|Zr`~TvNgCuhrFz4Gsq)fwb&~6TD9lmsrs+5IlKDh zggun+?Tzk|E4Sj`gGN0bDFUyjQCP^`knimwJN4>_2GkJuEN8GQoJDxOOY06@ZD{hI z*I(9^gHK4(e{n|58@Z{&!QX__pNl9g>yu#Y!w$oo$(e8aWYhn zG;O73`VwGjOlf)Xu4HDTUgh%$(h0J%)KG;idW749`k|DewI1FqiTKT>h9ZTuj}kL{ zj;Hlfd?QD+{riE3G7j<$4Y1_$_1a_G|5$_IFNPJt+!{@(;Ry1baQ&gDQ?EyL>H30E zrK(1>E~|;;k-wysKH>P9>cASqdSAG6!~M1<34Dre)YD5Z2iP6j&qW!Sp>wv>z(MXq zUb|z9$mrN_HE}tjHVk}J7;$FOf@f%gG&AW%H=j?_HO|TcQ(ZC(;?OixT6i96BoPMhy$mn4L5YmmKlyAU)o0kY}I}%1!J|e&fP>hyrAr_+y0P>GC(n0n_vB%| zbmo%3I;rlbTFD$`yjwaoAfj0{e70b7Mi8y08^;CUc%+fyjr$!xlDm_dHq(VTLVI7q zm%2IKk@~G5?F;E!nxc<2nq}ynlmv8xW>XD=+&hKOi=7_f8FwkM6_Ia!tzwO zol4+iC9$_OQzEfq*8g#tp%ZZD*Bqh?*0SNi|KYz}!G7vJ+0XB(CyUyXpQQ4ns%2h2 Gc=ca6b6sZu diff --git a/example/university4_sky_masks/000111.png b/example/university4_sky_masks/000111.png deleted file mode 100644 index b2dd0d6fc4cdf112a34ae9b480f87819578198f4..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1473 zcmd5+UrbY19Bxr8MWv-|^j3?s(m!GRt(cVRO{E>!7Dmx!j;XAm1s!W8@ z%0+tHh@B#4d(n-ETU;V&199A5@12b#^T9oIn%$n1EZgXMc^Hiy?sg=5TH+q}a=!0; z=XcKc`{hfHXP?!yIeSYshr`)yG1tDy;bd&!aJZ^0R^Y%w-V+Wd(`~6Wyw%J7?fyn% zWJ5;g{iWxHcYA&>9O^xni|!1*_Nk%MD{0^GuaHEIF)_mrjf4g4TG8%pQcqw8{phr2 z!f()z^kSPB3qFToL*hPFk)V8aPx4oQh5EL8T}PR(=s8hVG6*!GNor9kP(|Zp8dk?# zHl~_B0UrBILX)q_w5>*3uP>MhR*xNlvB&in6qoYj4SL?pmn&IJG5Kof0oGJArP5!9 z;hC{%9&*Z2(5+>D09)uK&`o9H#pJy2_HZ6{ynfYeEwP%Xij#S|>(#|btz&QZp$sl# z2Jh1m#Yu3Md=C$i^WJ6mFW8W5G51oDc+91~C0-ykbU%=jd+-vVB!b zyuMrw)KMAJ*?quqf;bDx=m-pThr+;Ktq3>Pp>Tu0s$bz-o^-@OwN zEs%}oltP=>2hO9zB$~w@G>dwm-#iWxsEfLHMjn*=tO;eM#97v)zbZhh{ z@}A{sX-)d#>u#R%dj2!Ahd2$5HdxEfc!hsEz*t;l&ru)Cmn}ffYTX^S8QtZU5e?7( zP!nr&+yFmHmQ_R-_{L~E8orX1K*#sHWK?=Z8pCsj!G9SeUA z{v1pd%I6wvoh)ZP+gYfjK3gLY*KxxumN-jwlb{uHO4t2^UwHeDg!d14k9)S-pIS2p zK!q}1f*foMU!fXd>~_5^A6o8Y*tj1VZ9=jqaS`UDNEIT|I-1VHe*St=n;40#hn7EZ z{7p7WFMGIc2r zo6tv=*=#mCbwbS!y;KD5tqkJVBu*J}6Nu$~C1A2wY0pvIx+qn!HHQeP#irKng>&7_ zRk0domwb+o-0a<&uJ8wC$kjCMkQJ8J&|MN|b+V01v{uDVF|)qb(BZUjSpLHFu`4$V zU)ymRbs~q2G^M3BW*{OmP8UEQKtTRf9 uK#7R1BwBp;DUWHJA$k diff --git a/example/university4_sky_masks/000112.png b/example/university4_sky_masks/000112.png deleted file mode 100644 index 9f4685063b58780a044f3388f4da96b6e1b018e7..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1506 zcmcgsZ%h+s9Ij0f3Q=qM(=to{z_r~_s-@eY$yw^Pgq9+@xrMkfU>=TSWRhNEps_>I zDpW6UZJ~fxF!95(Evpi;fRoKJq1-Jed{{DL#5%8Ux(|yicg9F#gFCl<+IRQm{XNg~ zKEFKg^W_a3Y^>Xo`&zC*AlTw`*xwZhgqsC|O}ZRj5Wte`y8=Phmrnb>_j)!xp5KIg zAQooLuRT|NCp-R$v`Y7=to*mHL)rN?WVBA{%BVd$ZvmS({)9vas;H=KttB%-o5Awp zLn<@AI#oSHPg38Xe?nz~t0NMoTHKz{b!!v0)Mwak<^fNhsbdIFo-?1eCrW23VhyP# z>^6gvbGn&w3r=@p9_A{=6UcH_LS|gY96rOi49jO+Bplu$X{}8KeBZ2NmE2p*IkH>d zsyT-Hy108x5%sw%VY3`s-IM+S+}5rzzf#>=)vmREUlTXQOpsODg#+McCPvP*XH+-7 zn%&7&6yG8`&)+Ov5vDEp4Ec27qwUPNZ%4d~dVk?TsOzWo3a<-mST&}L@EYRT`RBTa zr`ZnfWN6y&{u4@X#%~cPv!vWEAain1azjidO&iDr9|CO*Sx>=%Y_*8IT)&JqTh+Zb zwQ_KE62S3V{GpU#$z)}!fxC{UcP8!1hlg4>^>>?!B0FTZ1zEayy)T)F(=^WQo{3>E0`3uYj08x-zRY z2bQ31^lYvMK+0j*kSzCG)yffQh?>pqlMK|A5mpkdj3ER0fu%BP8sv+}n^3mANuy_H z!C`IyH}}J?H3xb4A5aGe^^{8PDe_9OD#pItMtgx1t3sAh`X1O?$~y#dT|Hc*p8>!X)BU=+^L#NK}&! z7?-F!^~=G`!dMbqL}EJgG7qMBBXu_PVLP1#Dk+&G5rIu9DHimDBy`KsyPZ6Vo9&H= zA<}HaCWuy%gQLf6e6uN#@1M&Nd$o-X>OH9(ZxMDzsA(ZD^pw^FWWqjU9XU2bkwLAs90T6!dC=R>H;{T(dgYJ{LQG? z8&r%&MM!hl*iUJZjj*B!@dg{sA|+mLyecXIu8-mRH@!!m4?1vht?7}({Z?-2S zNR;fcE7`C=txc@Qz#r7N#6OlhjtxzYt8BN{&CuCBJ?7c{^(x?J=b7^k3>OtA+po diff --git a/example/university4_sky_masks/000113.png b/example/university4_sky_masks/000113.png deleted file mode 100644 index a629cc68e0a126f6f930f9a94d421d3017c82844..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1458 zcmeHH?N1s996pr_$b7+~U?ujB9+FOHL8^{~`GQhCow%-TOse7wE@pAlfFG1de5C@F zl@p@XY9(2-PtDpa&02^Kx=zo#$ZWEuFlMy8W)2vE~mI-N`DsB*m+#jQ+bq;!0p_EN}vsRFU3D( zEJdRI#A5PY3t%{5cdtV(`VfCzY1mIWHa*de=LL zBqz6z5(=LZ!Sg35v5XE&o{WXg$AsIraW&eI*{F?jPIKMKO`_J;_rJLHDQAN-6>$M}|rFD<7ZMX7x_-9NCiAX{y+7_epbG-Df~c zuZn_@Fs-CEAc*XfH;GB#*YvdL9V(=%^jy>nyS7vC&GzNW#g$aLUhO%k0C%mH42*yS zoY)1Y*=0G0EmsCu5iypU?s5)Fp2GY1r#5PQCBbnh+28PqA`W9Cxtk?4s1>`8a9N}S z&OyR_|1h>%6TS#p(WS3KgCsH%{v`4n$C%2B_cviSzWosDU-t& ztikHbHmy1LxN%s6bE*9d8oi$f0K=BFbwu&bedXosKJh^rZLpGw(lyauX{9?`z=4L_ z7>n!pk4a=IlUR-P+yc)i#PnFBhkFa7pV6?t3tO&Ug!eO;d50}wM8ntvH+6X6w@Sk_p8{>fET6Gc1~7@JP(TL@2} zWi@(^VvU%t)$>$3yGmDj3vWeq;EFi61R`0d>Tfx!0_*G}vKW@}J5r{YG8CpD!bbc6chzmV#c5@BCR5prnnxx>e@lb>vt7%g``x{o zp^S98h0dlPFcK{bSH+V{1KL2{&?UVxDlk1KzZq2{+g)_N9?zrl3_7T*ZX=V1w?Nl+ zkvXkb8I`M=@YuFvrI$lJpawCqw2Md1qd~O1d4@?46tcNSrcT1|?(4L$4EH>ZZjW@w z?rINlNgMfWbxj@>(D^YIb=j#JRr6wU;@N=!TPWAVLidrxoaucvdjo$~UI39oqJ&a8 zRd>`pRLR0UKnyYqysM|z0dR+7P6x|YWK3i_UmokGs=ypPl_D6q<-Cj3T4c7B*W~8(dw$6 IXxhg91;1;JIRF3v diff --git a/example/university4_sky_masks/000114.png b/example/university4_sky_masks/000114.png deleted file mode 100644 index 84b8b3cc023e0ef4a391af731d2422b8abaefa90..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1421 zcmeH{-%na+7{?D-r?NRgZH3P00a03igXtatWj!5XBOZE@!c30o$`_1#d z@8^9k9?Q9=+Em7I1_VK=^>sDpA&CA81knnTV*w;#CaptI;)VK}>I){?^G7uKr4)MN zqn*Rt?^;!&`s^NQDg669{zjIX-=8t2#a7sIb{Su`oq+rjlIW%I>5^bg%*=~|wYb^3 z@m1xSsRJU_qKunKPx+wDtTLR{xS66wGIeYoH!GGkeYB}6qIG;RkBq=tu3;#UhV&Sf zdf7se;o576$~dg23UN;x_?7&__uO$sRa&w$*!L0AY|N#49ZyoQLwNJ%h^BGl)o>8& zMrg)X>QK~=e>;Adw^<94xZDonsrRk)0AM7mJ>&;9BzD6)anCe?TID+R{Dsk z9C$FaJj(OV+DAXo3^CKr<}|=7Y;;UA5W6`$?~^jyeKv}1JcP`6#OIo&f}cJZ%PJ_t z#Em=c#OIi}Y3EX0exigN^g5{%ZJ%(g>I2OMR?;=wxbx1ygCAX6l+;&YwhBkdFUGUL z>$*utZ)O$I8$YX#@OMSql}id*!z zw)9PTGIdQnr!$hb@I&lFJ-(xC^!U=(9=fiHzn;9{u3fQjwyT2L&DvOtSw zLMXuZ>pG4QY8rSu=H_rT+00s_6azNzpKP=++%89M+p_lL(_Ux!_Qzn(RG`LZ>3qYW z(8<_Z1F;jF{E_r&{>Y>xT+V+<^>JT@}*vwL3)}Dnl-ZHu6DcoT|If< z_xYaZecp=?f2-ZHP4cRQ$K!27t>z;hlygP>Fbz{vW8tjBvp{@ zNq!CvpN;QjKaD+LP$Q8Idv9%;kz8}CB6}=7;2a9omG!o9g+Bc&3;WBs{lvU^%fpFJ3ZnQMy2>evA$#DUIbCA~OE`Jacz8{aUzzIqBk z#kRoxg(?G{H}25SS(Sm-VrKGZIxTmr43(=N`d5j~vC074M>YlMNw=6ORYcS-DTNc2 z1l(5-4%1KN?y9WDQ0aK6)}dGSH+0J~43@PPJn1QuZcm z@x93+`OBA_hoe^gq=RkHrx0v6pR!wvp(?psVeomB!*B)ZunvhGwUAKCLjLH5#4XT^ z!(p;t%Q@QE5stu#>M=5L1w^FvDLp$+)=2oAq(vs6?B-%kzCTJ-T19eqY1F~gFgRQh zx;kOM$icGBgtE7}NKho~t>v~aL3*sFE^L6BvWbWr7jA}(`qXim@}zRGdQc5QoY!e7 z+e*(U+=^(?uu;r4cfJhs@gA_Q=|EPj(_Bge`cJtf0_On^_l=K(-;lZ8P5&CsgGK17 zCMW>s2^}@n)=nNa#8(%kZ(z^kpcO2j;=4WG5OI(rruMlaoQB ziwsJ@*PBixK1RFwtje`(aYEMYxCA1@hi;i=69o$9m?2AO)N1LYtY7WCn!Jch|Bl>5C821nf<=H9RmX= RM!H{q&gj8*^BnTQ$lvAykWc^s diff --git a/example/university4_sky_masks/000116.png b/example/university4_sky_masks/000116.png deleted file mode 100644 index 6a9dd8196754aa2c41a5a5dc84f6ebe8b89f2a34..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1417 zcmd5+?@wA+7`{R+C}Jrpg-P_H7qHV}0cUnIBS>|Mw$RqKrp6zO)R}A%17s<5#MX+N zR5t0QQw$8YEZMR&b;-I!NC|G4Ub!jNY|Y|_Qcd8DerRUn^@Aft-Sxx1?GNau^SsaV zzUMsWJ#UWlysnj<|3*FpL2PYX^F;`v9fhDA36mnA1`cB#f^yGmo15OV=KTF@j)u#G za(|zDReqiK(GzvuIr`E;AX{yMYqjvkvU)ThWu`t>+^7i30x^q;t*G_rONL?x$?I49 zB*98!Al?DSlP}z;z7dWJ=agV%c~)#W+gK4r<_zRQvKm9r?04H+6l(-ZyhuL6Z0~MJ z(2{35AO8wNIeBMmaGGbQ|L@0 z=&rxt9`vB%1MwJpP+c}7;e zo#ZpVr9E0|2zXd+#tHcvu{#hKkoWmJuEZj6%B5f{H&#TcpqrNYKB*4ycl?gT4^~)} zI}lfz7ic!z+iC74RNR;V_q(UHjS^6_@pFMi6X@8QlS`3sE5UN1qH7hlN`sDx zY&zvD4)9WZV#e;4uM}juv1w}aNLBb2*i@t)k(zKTF7&)y@fyfIzC{y_fL^M){{mTM zD>vwfzmOZ1=$F~z*emKHJvvEH1e)L#O`jnyr-#3GuNA>ktV=*i7s*CqO0)6UTf{a0 zrs*ptjkuqKmGWQ?m9eW#3&WSR4OnX)vY2OM8CJ3CwteJu8S$;#U9OpAd>UExJ^=O0 z)YQ0Jx7CF-YNFN!JGAi6poM74!pD;8(U|q~Y%Q2A7;~Ym8d(i0)e+_GeqX(T>F7M+je>6&l|z>ZKAWnhXWn*W75^pE6+ zE>vGez5g0--4M5tx51O8KLwURM3Sj94dZ_4v}XUCP`zQ*BPCQt>qAtE4>Xg4B#&Bn=fR-?L2y>*UrXWazmW2 zd~FxYN$vvS?YI*t$v*Z8kWtI`V%pJZTNK_sEvDy}0^StK$TmJ(6 C<#+J_ diff --git a/example/university4_sky_masks/000117.png b/example/university4_sky_masks/000117.png deleted file mode 100644 index 7fe4bd0cb16697743d0d7224a8b724ffd788de40..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1711 zcmc(g-BS~16vksflkk;IGMXT1yPIr?1xo}+NyeCj1x*4Pto`sS6TqNcbgE`;)d=N7 zqfI2jW}{A0BeeFyaXR7!(}B!TY-J6*Q-rJ5Y0KcazNPj;Y?cd%Lra(X7xc=j^Sr-v z-ZRfRHz%~mWzWx9pCb?m@|}*Fy#j%7jXOTJX4Uf_Bv_F| zK-vCW?)~}K*k&Rh5*~e4lG%e)vKOIVM?!TMPM6@?=9wLqy|lA!t4Y#4Q*GJRhDZp% zG9yU;4$y3D_G56D`W9lb*~{Q>_N9X!iHyAG)=A=(5=KEU*V4~ z7JxW_$c`$HVN~KTi$5kGiIGuR(lI*)eqygfY|lhL^U;GLMDHt}zX@di8;cgOagJW< zS}O6EjVer`LlqsGDfC|OMIHYo32ra;q49mhALK2zRZbq?ka2S@>FpA9zJ;@=Z!iZc zmaG3kM>m^tld_5_CYL;ve$F`Ej*2Nd7b|1;=QX$M4B}+a8xh2B0S)lb2O8BOh&Jn# zUDFbP_Usfl_mSI>Az?OqB4BGD0H&k@FSW5j)D<9-L@RS=5ota~e@Ao=Zz`x4XP$s6 zT&7G(5$koc9A76Yro3Dty1Fp9)}pT zC`dcID_DffL^{NpSSsPo86$(nlETaf2{Gc+D1D9!G15!L15hLFREK>U>$|Wtn-uxR zY{Ayl6BTTAb(#;yAo}vKmdZDU&db=E_Adl}>dgH!5lE!7?n*FOh^H!ep6u670wo4h z%X0QhFfR6ovc+ZS&lre={}f8JL(S;y;s^crxLW?IZ(^BV0qlv5^6lM*aM!Cj}<|wmRdl^ zuPyc2+Tf?Hq_?hpDprIWnbN|JF=Mu~pxD3VsllN>r*?5?Qw@YMJM&AJ-{Z0Z-=FHV z(M{;_raTOXk>gDhakT^HLnxu^M?t>?><+KWe8O1e^lz%Hm5Sy(T)m2`;Y6uU_Z?zL z>@NY*aFVzSaaJMNf=yyG6S3T+oH39cKk^>d3c)_cdSs;Er^fSz{xYzd8Q(OE4cK6* z(Bz!c5jGCaCKq@#x{JO;h_LhOt z)mW!FI35`0bLGja5L~aTB#T1jL!j=#J4vNpu9Ob}O}lQ0#rkqgk^s8W{=?~Lk*_+~ zz+67#Dr2ufEx4R^npZOWrz6o}9duU@E!PF@{4j=f1~R&M>p#_yisfeNn1-OCdE&wd zoKdH*@_e7uQj6BwWJN0*er3mAKe$L)G>8|at= z3Fh+f*_4^M#rByaBQV%Fs`Pp^P(6KK;4gml+C4|b%`&|({ZKW(2G`rzi|IRs^ILJP zD_|6OXLcT=LX=Fk0t%>DB{^t>yfcnT))w|_P2E}LvkwDCxp&3|_l(6(6H#N1cc#k4 zZV3C8NYDM)LV3Yhto&%W(3^Ta!4jgbR?J2n?zg>`5cG(N)oZ9vc_8-P2xm~tt@m2G pSHPfym%PUU-gCuk^!tC-l#vEpuVh diff --git a/example/university4_sky_masks/000118.png b/example/university4_sky_masks/000118.png deleted file mode 100644 index c625f8e857dcc74feb6deffa777509c5d77e37ee..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 2806 zcmc&$T}&HS7B+*^*pQO39sE;VG6Q2zYFvJ|EZ$OLCJ>A%PE#5OcLPab5~PL(+0ueh zD2a<{FdoQwNJ1J6JRnutng!vg!VwfmJD!f!4bf_~f~YK!%t(DGB^qm2fJDPi+I`!X zecIKLX6`-b+@tgR-RpbDR`qhqD=8w8=;dll#k(RA@RCTBq?ZT`Q7L$EMI=i3s=A{5 zJ$KSi52ctvdSq#ddwyg2A3%S9MqKpttZvbOr{_GV2&b4V>(;MDny1JjQXKY;cAdWt zLZnzfO?!wo>PP=5Xi=v&qvuI29Wcw)iFdV{!iDlFv=QtZFsqp&Qw~|@L`X1WXu_>e zDqOHG=y%`KTG;YQM9D}^DA((*2Bas7lYkj{VR2y@dLB$XsAmm>#9>x%9;AljhhTFt zJhCdCp?H%i5L6_5^|7plT3fG{W>(c1$sV#63W+==@c!rA`&?11QyMem>e|F%|NTSx zW_wb&zZZOrcb#msG)hf*%5Yx`^YyCwXrKsq5=C)YhNoVWk&Jg)8!Zb)rF=T3N6L`t zsLjs5<{LH7=WCsJ=Ce1h5(;^aDO-tk1we>@ z+deaN&E`4~!y2uFREL;RNs|~&SV~T;s?Q@JRw|<^wXsEn`_Rid*j%pKWmqT&h?}v~ zUA=rit&qNmzMs42B~kbX1dS^`rKP@`vGP`8Tpqu*mrY%k1Ev&?;GnV#rA6y4^ZL1n z!G{($T9jdlNdihbDP(Tvjj;c+JpLImi_2Uf1SSwWz+c5x!$pIK$TLBTzc)$sh&)_{ zda>5-)L~&?b~Eh9wJ`&(I+!rpr2M_sxGU@rfta0t8%o1l@u5v1xl{faA%(<@)Jyq> zuvq*Dym4u_V^gK?i3s^Tk@ydvCxnL0DC57o!W2G)>omcYuFSOYn+1HcQI-C2tT zVZWKNrct$}feCXvTs4zF7Rzd9FlfOHb&ne3W(G?GU>iF`_Hf6PjKUF31)MjL&idHj z*z$QjinYg18;R^EQK^IeIdDUnsDm?1{VSZqMV9&$3F8<$6v-A!_YE}=JH6?xXYb=G z*AdI65H8>;_07R^ID|IoM#z>}F4<#lLcOiP3CNrl?`HMCNalpxkB~j98o})zuqivV z6j6jzH7-0XIdY;z-UL^9KvW!WWXoM| z#$F}sl3Yg;cJ{PZIzu*GH(#H`l>9wss%w$j9}f2SYQ?Two7fnQVJ{k7s92uVnc*V$ zoMB7*4AlTt3BEM6im6)2Ujow@)F|s4A!nq`sJ~tc&yYQ2Eo(><#74v>O>znIkvF?=g3-#Sf1m-6*&$XYxiiQMULp} z63^bn8Bif{(5A5T2|_QEm0@3RD}bvKh>gucuAF%O#j50PslN!9r8;_JS^2mOd&zZ# z&GOyejC-~8N34Fgrb&13Qz4ud#@3e&n}vBfb3x6XhWy0nX8bcV^XP>R(0OSSm!U+q zZxn?50#cB}fP-d)#aPU6rOFOvqnx*Rm104cb4;O zcV*weWRnhLvpVGf+(LW6jwS9dI#uCm!XhwdD6~@5n>bIdIelEp<7-f z_WU;+h2d0?>Ty@E%Vx9b0GJror~(u9cU$AHoAS1NYhQAzUm50k1b)_kHEY|r>*G!^ zl^kTpg1Tq@!^oA&=VxR4hF#JrdlF^bH|EpZs*S_|zfVnDo>w!yUIE(pulv&8IM-H`i_lo#w9pRUMRdD=CHDQ==&RK6KSxOZBF2_?u{(92*0;CRKFSfgdRP&iWxZw1!gPrRSNpz~DlcJSgkYkUru zZC7obx*n8pRn&dKWxh7te--J_D_w@&&p6`-hII{@*U$$=Nr^M?a1mqOGA9saxVlWn z*2IQ2&Dq<~6QS6}2~RycB-;I5^CmY&3ww<9f%3SeJt^VCRZIzaRhWgANn)VXw<16_ zwL;awV5*>8<~3_s{UENIW^;=ZR`!oz(?w!*%}18VEdl_hj|UpCRx#iZt1|@cM*8>i zrzoG!tj50T+aD=tPmFQbz#RB_hrszL`jfgDojo#(3kFUC&N_kDft;1kwh+k=e37@B zwJ)~d_LBNw!o&5)7t|Z(GP&zjX9wX#_HRUvGbPkv-Eq}6tFB7C6?>DqA1~8vScHq~ zR!|kTj?q6CGJ!55cNw$8p-3C!&Uz;Ch)n4&8{~H%V%)Xu{GDKm3C;8uEX(3rlZ@5y z^~4LrzFjIMD@)bQT_ajr03nv(KX!rp;^wY#Eq(l?^uv$Us-ZK%La+N66S+GX*Lj4+P7<6sUhwIENmrQ2VMhHw zrj2}NIzRJ9L3b}-;#Ds$xwSyS)MMex?;u-#z64KyR*?A#{c%C&jmh|1Or-Bu7E?)l z3y0Jzmr6kg9Vy=MNa#)`a*H=3>&--srej&X_$bmQ- zxbq^mC;#QtJv@D}LRm2ND57^n+hl#tkC-=NhHjsk2o+6LwevMz^-9aRo15`|LNE~u z^hC0n_lh?@#M7C7T8O8Y&J9e)zd)F_qA9^jX26*q_VInh_)r7!Exso}GJl;o8mKGC zqk@}ne6CDNPPq&Z$JyPeTzp$mfc+gf? L+A5~73!nT8nZv!j diff --git a/example/university4_sky_masks/000119.png b/example/university4_sky_masks/000119.png deleted file mode 100644 index bc30d4fdcec468924482c9cdfbfa90fbbbb9d52c..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 2825 zcmcIme@q+q6*tBSHWX@`0CxCwHV1Bi01itCgM_PxYeNFGOZedyL28>sQyI)eBeq~6 zPE2~X4{|=2q$ws*)vZ|t3OYxlMsf)2j^ms(Fzp|(!iaP}snY5tvNM5E8SL1)YX45! z^!?+j_ult?-}}Drd!P60Z#Qa^6AvbGIGp4XLJNTE?!(P8sXY=!ouJ&}GDllo*q?=9y8%7auPbH=y zcp7WI0$o9x0*z5Q#I1A*lPsx}GnQ`8u3IOT1%wJ7-V;(CQ_O@}1EknuGTp*mG*YP> zp3>*{(r_F%GHDb&S~hMw!^2_T{%B#3iteRi8NsBWeavr<55)z3AWB`UpmbMW%C)uy z#$#gHF)djWa6&-(ek@D~1ffr<7!qC>#nIJN8s>?)5v{TPJTQ4&hK6}sag`Tdl!wHj zk7QQA09A*n!W@SX2z`VraI6{Ve;zo1=M7l>iEJPeB57WDnUe2ZH`S9$_IdRkHh*H!KJ14L;%_KMU2Q2{2iUX>QOyfDR-DIR=?? z)!kfdOsi5|DW+j7k*{h8CwWG9czh>iMWyW`p>|DCBiyaB;1KGLAz<#x62aN=NI6dh z^z*Rhuz&kvMe(3>CoOl-yUILqzeOi4J4g2}1 zI{FSk)bNQDfd}O!*zu+o990ANxUznuNaYdIb4)T$$dQWZ8|siluR%F{Oi z=$VLWlsIJn4pUqhyat7}0HMNe(8F2wRMpz8>dH`|n2)2zF~2~lU3XprU!1-(Zn_;2 z=!ma4Ixqo8U(qAN&4Q+qq{EjW!e3_Nwch%hDz)sF2(tFO$)A= z)^`;%S63w#J=tt5MWGGaW*a>4OuqcJ&k^1yp&G+{;&B@##Six>WSi&P)h&1#q|dLy zkEHk2b$_^~p&m+CT2R-RiWiw@-Fs7{~i+u z4$a3-_365i>cgQ;O1@4h^ae&?8#Hd`$VLPE@HeAFm}iV7^R36xhpXULP2Jp*Pihg3 zgS(2riu6$fU2G9O18*GKdSmOyp^89Zj;sC9>?HFUa}9lfbbDXqd=gVf=sfl@D8&~sOBXJ(X)D4 z6?q&zT)$Hrrbd-1j0k)Lw0Mt@*6JH=fye9#j_R`J$`oP(p1aqyeI3;AxWRJL+TC2t zT!ZFHZBU0K1kDtoudC)tHyHLx@B6YvF?Z{}SvJio4VBI|Uh&(<2H%@vM%e3L=C>va zRsBbxQC_qc$0|s3UJbVW>8kr7v~JIyeS^ibOhXp+7MM#|{rpN%(N=9S^RY6;n1`K- z)NgQEPNl*qO0tZxX73C8z^yN!em2Cl8(a%(AA!4pjE2tE5l4+_EF^`ctOfV>C+4PfQ*zM$ z3hZDRJ@U$;B~-nwWSwjPzajq4x^Y<(z0G)hx&O(ki`vn0`Z61VN8oHRnjxF?6&d`l zPFFjNzK)SHvMMT1?;C-Z92wW~G%}{8KOQ^<XXPlVDGU_3UW8rSznj z9tkh}gzb)%p$e+Q3+G}6Q+D~(MvST9|WD8pz}kyvrVGm(HqEJcZD@_ z3VFr$`GLsW#?tjv_*wbo#(pj`E`&40rMA^-OX}i3Ph!n$ScGDlvqY?Cx$X%`C;I}J zI3cM4iC94;oLqL9lC+`|t31P+y;z_0Ln8k>q5mIyL@nMuL&gpU?Ynt~L8}MeO=Y(% z=NPn|D+zTnwNpk#ip{JgV;+x)a|c@iAc9TH$!C1)-KB# zQI@zT*?GwDEn>R8eU?wmNJHGMS@u;wGI;VI6|#WtQZAu28PDEFUT5CYXCe_5JhoQf zeO1{(v87**?;}&oN2$Wu->h;%KMTlHnEhO)c5OWJYj(cr>oj$eZdY5NpZJw@ndAgN z@#TdAd@%FCB|~*y@VCCCP-Wo!!c*yT-Ar-M6SFGHr_Un_@P@31i0!)6fU}JXIUa51 Y-jv26w^C+8doymGy0P}Y>fF_T0Im1`$N&HU diff --git a/example/university4_sky_masks/000120.png b/example/university4_sky_masks/000120.png deleted file mode 100644 index 80775773433f6f562fa285af97ff0b7cc459859a..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1596 zcmcIlZA?>F7%t_b6eg{JwpWS0S6a$8`6!K{$Q}KVkD?QFQ#%7&b$l&ZW_Rm0=+-Dz zI;~vrv{ix0Y&L%oL;P6$F^CmL2Hm~Vz>j6&4}+|nz?N;A-u{5b4tDC?vSh!OY=7SO zJn!f8zUL&zb+E2xQ`)vP9*?)F)>!!pkH=5p@e=Y)JN@8uL{%}XauMgd2lo|O~1T|`MPx^5t*fDr*&~OI9S8&V+$}P9;v7Af#&s#)K;sWEszf7 z&bjB$QhTfzdq6rwBr)&HOHT|sb%v*gm7T2LO&u+{(=zA|HW&v%TzDH_=H|LI&yRY* zc;4hOcC;%t3`@H-ssR(w>@NElEO|7g1CrXoYr$^%p4aB0J}4v5r#{VDregRKe7I=G%pQEq;1Mb=F%_lxaWqduD(}Mwrwc}4=szDNnubz=fC3s}l62IBF&Y;*f zOoDr315|?5#;Q?t#JErh%TO1$!Xm~k*<23dy5^Y^!XCb@mpaYWd+w*hEg^@$wv(LJ zXv@ZcDHVJvgf^5DR@?#pBY079p{~LKTL?=wlTJsx-=;DRh@l3SMt^6o4ItmYU#!Ms-2w8QgU=mez>BiD+_u(+m3W3?_ul8R- zb#n=em)yctF&25)8QYm;SkFh#@2NeDtK^O_S=e~4HYqj1zzx&mZ=#0#m}_06+n&YY zP#<&Iw=7C8K~uOdK2{cY#$n&Q$e!!?SUe8o;Bm-;=4*HR^P!#uBZ4Ivf~A-3eSUn0 zQ7UL{?6hBA%SM^y!srcog#dAX18u@JJAvrl1Qx^CMYGYKf$rlS#iGJI+1A?Vm_N#x z9Ae)!N@#tRFi&C9Ib55>m{X%KfEp?-;AGBq7#48dj;TaqW6=$-C zT7pGTDV%g+k#a8o_C&vG`E_H?Rn=n@uE!!7usbRAE^QNW`9$wG{j0dh5bBIWJmX=1 zJ280(ixkQ;ru$W`G}aXOr?Lq$1+Bqypeb%za7;Qdb%0hi1*Pi1ywkqf=TNQUi&J6j zl!)6)p2z_RYF!pOv1GXrwuOzT)2JwVj4a7u`kw&b6os8qa$Zeg)1#{E7ZTOWC!s42 zs;^)Cx@7q@+z5@(qq$L{ce=mav(b%gx8Z%wuBJ!(#{LHOkGYU%1`fwP2gWWS@CfR2 z`c$h*QRpsh6By9>u^!dJniiZ?*cQ(SRXCEJh3<;>b^0h%H+ z`-t!l^pd-OwK*tISA3$91=rsCA1M5F5C3|e;07<_J<@Xb#|H)RZ=trTuJX3w_}Sk9 Dn&Z&c diff --git a/example/university4_sky_masks/000121.png b/example/university4_sky_masks/000121.png deleted file mode 100644 index 4d509123677b0366ad342ced3d8064ce316d9fd5..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1674 zcmd^={ZCU@7{_Y`Tj=B^OlXyt7W#sKZK0U9S}RmuS_)p~od$i?F$ROVgTdG)W`hDllg3(NFm@a@R8@Z7we63m z99=f+V&c=_`@93*9p#z7E`4!2e7h^1EE#N}ce*5E8M8IFp*`|DA#TDnBWnh|qc$dn zpPY3hlfq5Gx(c1KtFKPL(CtP#z{c+z|v+s>Vuf*l4y>KRMF)3HAu2R;VNX|e|Nv+}(+X+Fe= zo@&*;^z9xSDwEclBt+2tcDPYQZJo6s~0U1_u23{JQgkXeuYWLamK)EG0NZMfMRn)j7Zq;9iNE;Z)nQ};z% z6BW_#TKUvO8mPpE5DAdcO?+iMnEEt|nYvgf6Kb>E2(I=!tbi&@#Nth>Xeph)%v}Z!Y6sQ9jlgsR@@!>thpL`K#P4@wy2ca&tUTF@*Tr zETh3axThj4m)1*Vv(1L&5^WnIfWD-}AyJr@qv!4AXn?M&KfW9aR^G2oru7nJSwxzT`uGLc5KWpqKF^ z;gB~Zf#V*7NT`^2g&a&Iiz<3hpIm(jo==`V&X+}8bRjsuf(^-tC1g1XexE>=G~piD zwifWoq3?;4*dtxo*i!&EbJEz9hvD4FiM}AX&d@$cMtuu6CldyeWzPe(r^r?fX%uwo zBU)g7=d!r*T}c)T4refN&jvgCjCjQ)?&uyT2`a*d$6ngP zZ$y-l8*7zdM>Gz|AZz;k16#wZ{d8e_e?@qp_eXFlKWr9sCJ_hi1&z#Tj$jf`jr0;H z=p4Xf5uZI6kCo{~FD%X^;HrR=Y!i zH}Q>`)3#s>AvP_JKF1oyCrhsk-%=g=k5uDYSHx7L5Qw5!gT`aCYtii5_DD_B+#7BO z7hD@zWSR$n2fksm{Q$6-oV)HHST6;}CGAA@_)r|%B?|22b#P~0uK|o{??K(A)*x4b zf)|Y9cJQewmCTx3JsEgM^v1`4>G(`XaHahes=2ChDZ#)pYl=t~3Aojxp@56mA$O|w zTL&ffvuL(yG63;9G)^Gd%s?TY;vf1)lmBDbV!0nQwWVk1H{w4TL$#@DMtA1o-_Y*> Axc~qF diff --git a/example/university4_sky_masks/000122.png b/example/university4_sky_masks/000122.png deleted file mode 100644 index 2d1fbfd43db1686cd70c378ac9ec25e8cabc22e6..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1560 zcmeH{-EUHN7{}?GK&velwRB>6JAm3MZ`%snQRuN+Xe(XK)O4cMQf;;i^&DduN-DMO z1})mdAro2aTgPyidP&UJehiJRqt6h1wJlK9diqDA0+ej% z;ts5dX#h9>AmSnTwq6{bANp77KpO#a;ec=~xeGh;PnuTMBgB&(f=6uT}5>QghgD~ zfq|BZV}vg4>788845P4iH#hg4zAl#}z8rFceD?>`PUM0hE^`L+5qb;9RbXgi?h(&9 z(S06p1BWlsqFJ9!Zl!&wnK?q73=Y_o^xJ7KjSf$>icf~zE0xS?)QqVliz}G7BsEZ9 z5#e?S3HRo3elNC4Yy@1HbcLtnuUSy+LY$Bfew-6mlnizV9^mhvb z@K^LKvayw;&IM2t(b35&0Rt=vgleUcOF1B4JWsf z@*-v_nD^+hgF~lP)0N5V96+=t>VxtZ+ zWx!g^F;ut)@M}aHGRb3{*%CvWH8rD`x=JK=NX27zVx8D9ZsbD!J^6xNA?c&qpbp|1 zVdO*`XeC!N^9D$73``8$RJ4Wc^1w<{f5^@6WA?&f$3$YgGuJ~804WoO&jvlp&XM84(#ONDWXJ+(}OO`#KH5x|w z=_|TQ%cE_=Q()!n*!sSz-wgF&NLRa)#z zYnRX`2TX27Y=WD8zg8FXYn)Oj%koDz<#xJzW66oUVzbt9$lA{rg*A=JTO(C>&W#7{ zGx39oJJh|@pl)uCR%Y+l9%VDzVU{Cf^2YZk_L||Pj!cvHICvY!-%C*QKw+B}JLpZW`nZmH@3 diff --git a/example/university4_sky_masks/000123.png b/example/university4_sky_masks/000123.png deleted file mode 100644 index 76b4e98aadd4aa3fb4f7edfe6095c6b76f8b82bd..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1636 zcmeHI?@tqF94|MJqi88IX~9PN(+(??$~Mo@NI43n1v|rLn6nlH=Z|EO^^B8-x`D!= za+d4WjuEP4>f(Mxcwvm|>>$iiuYqBFGhSFAYoEC6#UQOO=w%)5sqrt^>%F<>?)iMa zpU?OEd@gs+gJ#1PZZVg`;cPKB=$knlWD|#zu@i+G94$Y4k;B=fGU{vI@5=aVCbzvg z7s;Ag{YU*%c6%zI`F4gwoc$i`rm%v+75c}^zF@AT-0h(}n7d1nv8O~Y-guZCK!an) z_Ydl{rK7`=xG$5gHLcEdnTbL|7rs#R*tkGbY-8vweK!+-HYt49gtF4n={9ZU=y03% ztPFm`sH49B*Y+mS5}sDEvd|O8;Z5a3Yb*V^ zC1FT2jJ#j4V*d!$QQ@jzRRAH}lbM#w*n1!s@;;*hTV#-}7Z8GQ8NA898ljTdC7FUh>Em|7jr;Ie@YB4>L7Ihg|;OsY7Jj56hr6QK8q6E&@HP# zb~wv+LUcvjz??(;@*GwbRvZ%=WO-YeLkPG?fzCb)ABRo7cD%<@3O=P9aoCf+r%SS! zDvPKI@S%Kfv}w5%%2lK69XM{eQveguHba`C6J^V(6)yNeS3al? z!YOWHo^>uzN>+l-l-b7!dIM!vC+wmjjzf)c`O2&_^nL@X zWA{1)YS0o@5?jTs{XrEBcSor;+#PiCPbPMOI)`jzb~}(y(aF45P|45>*(4Hs!90y3 z&ekW;-6hzB z;J`vuzYr}Z3hzr{lvfnWI37jz4NZR(p@jyy8evbx9|8Hsg-}gVH9efaCXHv3kKrdk zM90HS2@1B@nnFs&$gC3@$a!$YV7f_Zz@#q!n55d>LbG?aaWApB(r!c!$c0NEmne~KXSImR;G?qj@H_jvl% z`_qs|*B0~dTz;fDp;hrKOaIzBQP5u9F1O{%Gs(|W^+UNfx!0W>92F{<+BhyJq}?XH zs~S|;eALqv5RX3>Sg^@6BNT-N9~v{j5oNwYbMX51Ag;(JH-pY{?iG!vw@~2%c{bSu zY89_(NeUq%DDN_%?Haq68FFL@aXDAb{7gUVadjl%@{RKneF9G`O>{R4ZMkNGl2*Zp zl88Zma35>5U_W4y2lc&MY7VhY0&dVNvJFjv!zVj*uo^jMlHaNt-33aGv&ymbM0a-L z^i{S|ASUkD_iWkkyGbQ8GF-`7nf1n5>3Vl_B`pziLFiUXZ%}E(gxxE)T~=7l@&U-c zSZ*~l<-tnU&$sTen`p@0)IM1Wl;-PYLwVL3`G5eD44+lgnX3q0SBys@h0IYQYwCi` zAAIXpyGJM>&wyXXcg$1K5$Xt!A0sSSKOJ>wQB4|%WxO*5E;>4fk6{wWh!+P?i z@$I|65zXead_31D^SWC_#2A#DEU;QEi4BKbGfH+hD2FMELfTOy*vi+Wp%U1H#h&;4 z+ld;mhR@b_nXIvNg~VO<9Q+{QMf{-N`LeQWCeN?(S9E10Qj=oX$v0xOsOpB$-*AXE z9AZyfV?`aP~rfM0xH*NYX;@?Bmphbxk=5^P?$;0H7Aq2Z2C>~>UzFt?jd&K#M(Q#+t z`CXU-newH&n2-$M2?2X-9!pX)S#*|JN*QBX!x)RoV+PHkWKB=99yEo!wb9}j#HL$t z^n4(=AoDBQAJmi4+r?Q|LeCATBJdCnOQvLkEgL~_HCG$jXs3>b`Q&48tFKczcq}eR zu(I(^w-?nUu=hfxOg$Y)iJW8Uh5n5PzUj%|` z(F)6F!P_StBhJU^xb&Yj_mkp4pL(=9bV>TZ@IUrlc(zbAWUKil-KL)%Usx7Q61M5l z8wJ4zaxtYRl@LkN=knfyNuex!W_(IH=g^u|>Uqls9h!GqdQ{!cNJ}TClz21)?{>t( zHPe9wO>iElb|$Dto!$~(Z} KWjFMnocJ5IM-0UP diff --git a/example/university4_sky_masks/000125.png b/example/university4_sky_masks/000125.png deleted file mode 100644 index ca44fd16c061612bce6f6fb52c5f262b01f51806..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1839 zcmeHIT~iZR7*3W?VI)g}e27gqAs--LQR=WNh9nAPMN#~KA{87N;KC_P)^SKmDuj?i z2;dT`NE@N8BNwH@ScainsOU6_n`+^b3nNV7jCYmEUKBD?=-Ft0L2r9?&ikDAJ?D9! z=iOQR*|L(|F?(ZpJl<|Xf8rdEheYytd_^<_cm-(G5|0=87jZ&+!N~vfX{_#iEE4hb z&EL5{E6u&%gi9^?^k?69{xqzaQ@ED~T7^pXqHZ~!{iU~#Y87I&3h;qsrFjc#lnS=dB z+lTnvodc~-^DHk|@fuF^;J7>!FWR+Y>=${jwjH0 zz9C{6Wp+CSDP7VXmy9lEXQ|NsE7Z9d^R8MEJm_oI>DAexa6?Yz4sPuS3XAy(WSJ*f z$)JgLZXX=CnIH0k?S?G2rS$QIcC#B|v+`!WT3!Z@dml0La$4(Rx;U>!jFJUXcK`z&QpCYC^uJDjZZ}0f`1A-JnjpB;mRFmV>5E88LK4tEeHr<{}2*KMo zeWe!jIWl7H3Rq8K2o|H7>-Y8gXF;(<;Eb}EGvPrkrD3dK%6Tn0Ds3Ypc$R!XfeOiz z3f_8wy@3pVE$8N(jx~Hs7Nv{3H!B?e_>m2&!Kek_6eOiYs|jv4vIYb9zK36oKxS zI>$Q=I61khq))pTE2`fshq>|?IKfxp6%jNROI|>1WmY@L42T4MD}q`*9AKK z=~Sa-D~Br8O`unxPLDQ;rUXVHY1ZeQoQUU;X?*ZyIGM=Kf(ky=`m!Sr4u{LOl|z@i zxJk@e;QTtzG&^6q!`40q%bsCBRtB=lz%=LpNBD3`UO7Glkp^jD1bd0;TXo~fbc;bT z6HQG)&rQ|L#SqjMIMsv-Ko)rJu|u}Jz$tach_8xCa+JVl`ECJQ70@pr!Ak)KPd?nf zsa0o+eN|X(rWg)Q7uracvm-{?ijoVTp@mGnWXO{iREM%V@j(YdXNj2>dn3F|;yyzX z*iZ!Qvyzw)EkZA?-FY-7j+V{GQjLbI*m^8oR*)B094B1>9Y#en6jHbdKe;h*Bw&T? zP=jK~Es{`6tCoToXpV@yhrdt%(WtGlD@h@SV$__3y5^3BFKXSfWci#d*BwT5i!3|~ zXyKDK*#dmHu6qc4XDlj1Bw`|(j~K4D7sLQ)(~Z>^u+1-wMLD}HMg=-ATs_7@S+(tR zO0Mj9cdhTG4qKMHTV*#Xqij)kQ^d9QxkI#;&yH!jqr7rq+bK-!JL9u*)V8k&;5Tl{ z$f0IDd6vzSx`Kff_pm|5);f|vlBCd6&yH}XFVn5L8gzNu8dH3Z6C zDN!sN(}Gt8&bR_Db}hn?oUV*m7SQ- HUFrA-M)WRq diff --git a/example/university4_sky_masks/000126.png b/example/university4_sky_masks/000126.png deleted file mode 100644 index 5ea8efbc350ef48e622fd03c4132047b88b88f44..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1849 zcmeHI?@v=#7{1i97CHyCB2+ut+ZM`DT9G)~NJ_c#t3`@Y5aWsknUc&1_L>OYDnCo0 zQsDNY6k{hbd@#-g!Uuz$72>?W?Pf6hu<&6OwsJPJWJtLC05@r1r|PmlU|;v?-1ENY zdEV!J-g9zYC(Nb0nYko-j65`yp$V^LvMYs}g+0d}^( zEB424*o1HQHR$V3#EmZbLQh9F(t&dOCM6{RtF&s^m7KxiyJmWSaGac#vtQdX87HRh z$*DOm^iy&(swrDHoUaDe zvT5UT*>VGfOcS}maSoed*ygO(fna(gmL^m&ax)kJpQ7tg5{qnBIph-Q;)o|bf#=#( z`!&>>X?C`vE#+?+o)D9JR6-4`2o16_w~0G*mH0HV2|aqL(G6RY>58z*f67N6g$=z< z!G{e^Nt2)nU60yujvgRC|de<=|eYa@G-_(vSKtTjUR~E?nY3J=v=Y3JE%Vtv+d-UbE7XrTGR_(4 zUToQQQ{;@B#ON^063g%lq`3L*1g z%dAhNrMZK}gYrfCIV@|S$KLINj@99Zj{?2Z)E{{`bi#O6SjDErG)XxB=Ag^fO8f162_@ z5mEbZhQ5Q4QLSRh>Bwpm^4Tgn+uiLMcje;69TCEkTo9)mGc}!u3MzcVD|2~56nkg~rSGSRuFtu`;4?DgR?tx-TBFY%NA|h9zDP(!@GNgR&y2_lEX~O&c z@-|O1DG2%vP4J3Jis%+wp*ohS2#|TR=C|i*v6Z@2iRq}ok+vwbZ(jZ z3ec5UddA zCd5J)#4etACl@~CgqZnR({hpq3~XsUQjWX*PGnE&EWeX#_c%lvce~F=IjGT`i*9kl z{JUkQgX$Dt)%X*8FTA)8PD;Evn;wC!Za!4HIOh@nh1ipOFTOa&4gc~lXx|Xe>4tO<;9he*;O&Gf)5k diff --git a/example/university4_sky_masks/000127.png b/example/university4_sky_masks/000127.png deleted file mode 100644 index 5f16edee990870c2a577a862e96a12afca5e792d..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 2488 zcmeHJ|4$p|88^lhI~L)w)95^31w8ACbSQlwQVRqFdUc4lm4)<==g!aRfL}fv9PT`j<5jQEp3JrVBrfL7c zew*&6_jy0h^FGh#d7h8X^HWnx+P=5<2?T;PLu=DSZJ6JZ+Pa zLHy_Fjny{q2CNB^e>FT_#oqYM%sf?VQ9rP#qbuYR`m&tc@VG{`VP!Y2o~F0c@XU~r zy`Yx!e(usXoD;howUe{9Ygl16pPU4Y)5FRav8Mam1tGC*1uM+rmBc9GL<7u`h^+Fw z|5*<+MqQP}eZ$Hr(k#incT7$^Gcs1{syI1L2s|zbTNZiCeDxA%J1;Z9^VArZMCfAl z@U@^eREo^Bo@qTJO^!pn7wz7XSdFSjK5`dTFt<`dlWV#8MNn!;hV1sk$VPT((go#! zSSLa`Nq7&RjF3B8CknR^XyEWW%`c15=Y}_zLG-{l8j*P~`#$x!c5<-08m^;1v+`#1 zSq=I|%H9(3#pROReB~V(yxYci5)n^&6a(lVCETFldWe%K6I3Aqyi#7VrJgW z)Zowur>CDCgLk{c>^Tvhb%47JAk}%yM=5ybi@ifFaoU7uF@}IoX&tg%z@E3BFOOeB zy9qj9Uv;zPr6#P5hq-*AUffIj0=YjZU(4`5rb5EOdUx`y4ERh4!w7ob08f!)HI@29 z@3frNhSlWmKtRlvbYB8V)$@~--Eh9>F*sv^+y!NYHlFQJX@XRm+=UzYYSpnx|FT7Wy`~bxED5VQd+VaCw0E^_zvbk=Fw85}$J8vB5u{Em za|h+or_Aj+l|5l`sGt@ste)UqFQJVWVdBYtwY=i^+tv?ezOLoOf4ni z51e4CY3#9jO^l3tmHJ6P;Hi%-LpCy)2`&#&P1X3C#Yt~3C|~>6A$$-}Aj3>CFPbPI z?*Vm~eMQ&m-7Zkv$d#Q>Sr_@jtwabk6Y#S}Ot(!_ z2@cn=yI1Op_49!#S6z`U+ivqm0FeVdd>I=yGfJ%6QFI*=CjsOJ_9iHBwlXCq4u-^{ ze_PN(8B>(7#8B^_d|w*x&W*M(69Q-Z=X7l^odQss*xgJ%jST}|;nop&+MB3w2pN>b zFLBt#x+1;%T-1ju65Y{p6>ish4h|i#Wwa{X05`&3#l%hwC;KPCh0tMw8}`h|10lj` zC8~J~^2&v-e+0TRz!cA=VN1a>ad(C*n)x23k$Mm;ND{j923FBaF%!D+Q;l+ zVK@`-TSp)%KxKsb2%_Ip&Cijikm}X?=pP>z8_t%RxZ?q)6T6Xuch)fv;YYuN#9>Io z|B^Hk>siuXx&zG4_u_Dth7XX^B)n5+%P4))35=&&g<;6fX_3t;vM+|hXAXnDH0!wj zh;MT|ASLr-sJl9P4Y1zhBLY)0XE$Cf$BzR4a|te$a=h5Y^|D{wCs$T6ImlbjS0xHT z7qgi=W_I3kavcnF#A^nPX1~E2Xkt{0!q2O~E3G>2xQ_b-c@abJX2Gd@zQ;kW@S4;q zOXdCObZo!%6!$HSm8UTOz#2rnOVA4{e##g9}-N2< zYvp*E$vXjHE5*}Xdw@B*Hv{rxpq~Tn5#M2lD!uK7i180!0mAXKSW^R?7cK=w&&NKA zzGS46G6ao%)^B|7aRof~O5pVFGS`6xW=q)#bedW+GZWkUts`9aNs#sJqQQOKLH%U1 zGiT$&(=(A@c$4)x4>-`^IUp?dSgkjWDgdHl=ic7|0x?7=)Yr}I0thf>OO1V52PA7@ zdroIbP_#sjnOTEEOv}7wREN}a?k&7$6r!5f5mD5)jP19mH4b=cI1p^+2f-Gr$_?-< zIvZJ3rzQ!3veiItO>UoRH@FS=Q0ZGK@h--&lY&Dq?NNZi*b-S6xW=p;?l`k>+dvtK z<=6_jJ*F5Zbumda$`0n-VvjH-n z+SP=}t+E)91?hc7DVsj6t@|G)nk1KS6>Hox!u8}!X~;+M?O MY-+lJeel^o0qCPltpET3 diff --git a/example/university4_sky_masks/000128.png b/example/university4_sky_masks/000128.png deleted file mode 100644 index 454687b3c5c8e944cfed0d912a6d3067028890a6..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 2219 zcmcguZA@BO8b*p0H7b4qR!g};u~oXLqy-lo>GcErUUw?h@q;RM&1T&;kkn#oTN%Xx zp?JBpGt((*GLucy(a~Tst#%zJGri!wGu`pWCTcUZCfB>WKk8~ASw~W0_t5QTvw!Eu zMl=GuPKpiW9Sl0c);lBzWozopUWhiSAJ5fcD3B`a>7Mq?VQE6$!X z#r*S|MEF}KoA%Alt7DI4gN$>Zep=T*x|F{)l@~|U*6=u?-gr!5WTzB9yuhD3iKt^k z=c7PIO3@jCB)Xm#Q7dF=iS+~SkFJk0@L_suCO(d-jTz&G4+V24sk7#p1Z3CO3v*M7 z-T+O|G@Vk!r0rHKpKdsoKBt|?dU%>erbE2$zN*eD43n>Fm9 zGY2bo`~`nm!%H`^LNY^nGFf!wo@@QiO!W>Exo<6~wyK%_e(K8cKcK60>I5YrYsjYe zy+;R{%`;5OO$&F1CKif$d4SU#i;p3z@GSZY-No(%v!i9P^ZDTu$TT%Uod~}dU|CnP zesry8;sSd3%MqlqUBlf>Cr3fIu9$fd(iRi?f|`}PO#&>18FT{pqInQnOyz&gR?~x3 z%q;_G`6tUDMCGdvge?0P-cLs9K_OC{oYIEMoE+8~`3kP9etV- z;`R1vI@^aLb$BV1Vtc!86H~qLPAxB$LkIlw5ZMjsYMiiESjOSNkx?%+Fkl`$N%4Cs zjV$~T30pS{&j=-whMr1(98>_ap=s2;z#?UiB;tF!%-ASq&|6daQB%bSPdAXIC3zaD zdS^^FFJi%3hLJ5}kT4ks*e~rC&&XiLWvUjC7p(=Y3~nN{934?7rt0xHZy_?rz{jZi z09rZZMfPL#<@1LO{LAQ1E?*^HA{k*30J%BEtf2LE*EqJc*0NeO@8_ppfFCf=|N8cA}v;0ZWTGl;u!kXU7 z={26uA$p0XfS{{A9{aVvc0Su6d`VWUVdlXMV@6{a5GZWuY0e=&Z^5qz#s1MAHCeZY z*=B5(Kx$)8pJorFJ96+(TJWR63Xs;3sx_Z^X6#T{Jh`%Qd%N0$eV>|V z{^QP`dJjG(M_0-3_7lO55`(CK)Mzo+Ap5*u$8AHuvZcGPk###`g0K+uK)35XL`Se{ zje*CRgF^p@JvXCt8+g=h-oi-?5E|b!ykZWF-7miJWIyxSl-w0HQS-u{SIp}YkL(|P zHX(PPHh_CfX_YSU;O6jTA5b9(i%Sxy2@?+tQXZ_*0^MoG4EzgI?$%WX*)*><)G`Mo z$<$|v8)*XqKcsxZN9Z;3kozjIGl2pR)+Exu8$!{~5CvHZEoSD0I{9jIyH5%{{)mm| zsxD!7Jq*0kLnzFik^kTvjz-Kt-E#M^9I=}OGCC!s@+S#kS5*#vcF9%g!S9&_kHAMn z^+Ou@dq+Jnomf&mOIENA$JGWANC?@++bX5qd-B;hm9NE{mR#8}#`wcCv4uuX{CB|p9`X2GVp5e%K5(3d zl~WN8)?su7GLJE_CnF|-U5*S#kMZNkP0TWg1jep}L?z&JI-W+>S^rUdM)aCvD1VW- zn5sh+-BMJg9QPK5Z(7@ow{v2R?6O>g$i4xjj(bmsS9~%Co#G!4 zH?j^vdrzaPH>4%jucUkR*5}f_YQEoAH2QNRIQKip&B>oz{fpN5U(+6RYKx6&&3}vj Og;ZBIRLsH`-v2lFr_*cz diff --git a/example/university4_sky_masks/000129.png b/example/university4_sky_masks/000129.png deleted file mode 100644 index 152b6c844cbd5ef4643e702a363f980fcb786240..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 2854 zcmdT`>r)%o6_;dT2^1SWj3fe%S1)9THxyeA0)&i^z_uJnLQo)JOPkOJxtUcaHWU>j z^N0ijRuVYD7LeBM_ydX=ZKfEe;N~HzyVDdt1&hIBW|p1ggJox=nPM@ecCVfM3;oc! zGrM=rp7T4u^SI}(>vg04K-$Y`G#c$douQ_YMq})!(dapBAfTzata~(C+M~Lf>NmUS zkG|$;Uv*uhef`~k3SVO#z5B;z+hDI{n!T-q`x(@1cxLbVq70Eo=I|XRUNv%f$){F4 zuJdQk%UT4`vjR=8eD}-{a>|(%;SlT01c$NYu}|1@AEzSUb{*UJO!M?zXe+Jz=z4Km z{Xz~UVzMRUgZ6^4fux^%e)*d9Y=T1?UKx=s@t_L^d#!i6sO=2U+e#7RCrHDXH_9{Y zkOJF8-0Zd1k>o^P$pg)Cg-L&3K4k^ zNSA2COEVRk(2jX~9GdJ@;4cTurze&*cSVV2`x>yD zpqZ3QJXYchcrfXWWqv5l65t<^n!A$$Uc09PuxMdWb#z-{x6xjG3An%LI^5mZ2kIoD zJW22Qc|yNkM_DxHdizuDLi4mG>|J>SVwxAQ@CYdMlLS zPKYEj5F-##ABbDil7hn|#^e{Y?$JjXC3!QYO%Z<$Ki*P@wSsyMnF%usV zb@sDgb!BaQu0p>jYlM!yR%oOPc-Ai{g;OvfG*4bT<`{Zhqq?i+o}UE$!8sn|tCo*T|^ zpf|bR51F{hpBgM`LZ@ktu4~rTJj$4GElPU`DXi>1s#zs#4x0bog-1R8QJ(V_z8-c2 zGDMijhQ<`>DR@IGF8%7~ufMZL0pT&O-m6(2c5}&^b(d^|L$x4KNBpEj2qw+E zM79A6pjc%xcAK(s>CQmXKn`o{b!0pKgM#(EVl@!e5>&Drv2ca!2-kUwP=V%C8et{c zNw9)SE(;UPqRnT8ad~Da-=r`y8B{P@S|G3dLnsaNWryE@HFjt&8Q2-Gd1@F1&+=^a@L9D{31P#%aBud1y2T&qN|9cCtgx=JDk5;yL{E) zC#2g7IF>RLci5F}8u=+UwJ)4LB;y%2T0S0$D zvIZh%L^76~TgqqS@_P)Eq5v+u&5j@5tzYg#P8px;&uP4RhN}}3R4I=P#KIi$9hg@L zJ)4G=pu*CDSV&vo?TpWzxvl5{SQXo4)Zh5ZM1w8Al1mO}%Ln}7`4V)5f_i7;#>A{M zH&Kn(*}qA;H8%b{q^C20Q44WJa+|0Ioh0oIMLk{lu6rd9>K{N%GM54FDi;67d&`q~ z+BW&RPkerPO4I7uI<)f2rMztJbYJxK1j`}|#7gvK%Qkg0nr(SVHCe}lNTS+0UOecLhp;Wzl(Zw)}i9nm(Z0c-{Q|K$Jj*+Uy1dY0D9ZJ z&+Sn2ugnyqdUCDw__8^HTyqWQ(UEMdSWqfARDJQ?L$TBs(7Y2#&CtRt-em4%6JSgdY;_`rs% z)CCCWg-FiGq7(q{;MIPjx|Qd=ShQfc1a2-ww`1nG^Svu57^aIk+|BdWF?-HqaXJ6W zbg($Fl)TEl;t%F0248IApAxUd%Op=#+vj{`B+pf~n*7H=GcF>5`i=OfsfgrA=w+}C z=G%C4?9lA{)-kR&Amd)S9z3~UJZHcJSEhnzBdXE}Ahl!mXKqUM#jEb(|CjYNeKteW Ux>z4Ad;SAlr!&^v)}FumU+(eGH2?qr diff --git a/example/university4_sky_masks/000130.png b/example/university4_sky_masks/000130.png deleted file mode 100644 index 5a53fca7070ce1c521e11b4d87bad92f620b0057..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 3252 zcmc&%T~JzA9!JC|66*y5fohVAfcX8nRkFGfNfbW5Gz^TEJ7-=vC zxpA+siA{q#o$gK^w05Ag6Py@L)64Cp&6ZfzV{K~ez)J`ym)bC1EmKLgLAA_Tbp|)Eb^xz++ik>={6N(ciE8R zKANl#W+cUWLji~!kR|!a_~?A}x~Q&|7-I~~?zpvlnV%{E>wzKB!)nRr%8qt~vj#e>_!o?0oGQS}Ez~4KtGf(o$OosWV_5YH?83fNkjv9o^IqDcj@49{LorM4l`Pm3x!{g{#tQQ z7Akm6Y};o8oY-d;)f;Y4;A_io#khL8^u>NE@44rG^n~LEeW}86b9YRs7&c9LS^jj$ zaihq1VV5a};Ac}sM$KUK@X>Vk{xZ9=Tu78+zVw|=pR~ruGqx=R8{yb3nuE+Uca|}w z`^>yuiFuUnhV>pGKF8QuRx0K?#G6Q|PWA%j5I=>&Y!J?G!(`5Ltf4l?^p)k9xF%`) ziVc`?)N!K{=MCCgA#5JCc9|vE8AF8*O_m%6fB<#SD4!LO%^)@0v{=1

`J466$3b zDHZzpn`oimai~X%9|A^{=~!u6q*)hjLj;9-B+UfdedRN4M6OM>TpV$IBoq3Z2Gx#3 zk=NFA%$-k=QlxaRX^_ccIuGe(I00Y{vy-;9p;NW88VS^na5V|NO-!oKttC&@!Zo(} zsCPb!1IAQw;m$3UE?N?49gH@q9nyrU`tzgKGwM+|sHF)!C4!&xJ70@mzO~L(Y!8`^3r#wq>3GwiQIZwgp{7&FzXozqS$PdbB7({xYNl;pc0%*`~%-JY^9g zbKXF{u~dlH+#H|+D(sQoLAaY#UKLNHCLbj>)T;o94)(dVe#Za+K3-`?YHy>3Hp6)G z4hk8ibBJJ*G8iyvEP@y~i%{ye*p%Z!1XEPrpsWfo&!U<5q&06fl%vN5M;&AHM)~lk zApFM;3~zrLkV{-jMXwv=f#M;^;v=r)9o4#GE&yvn1wu2F@KKKmKH_+Z@BuECQJ!i` z$Vvw(sp`rOkU3BJmxYEM>H5^6SJ(@N>Euk3Ky$T<4MAss4u7?5d9&4W?& zl2JmOW75ZwglD8l#9I+pq2I~Z+ij!JWwKzuWN#d8bMl8|4?D=5K}3PJ`khiet`@4- zrM|MgnO|>mVV6=mr<`oqazIyM{F$3>HpwzsB90z!6#5`XE3elc7CAt?oh!1~mr>PW z2e^t_(vn%xckCS^;+&s@vjdYM^?ta020H^+;TCo-NP{k9>&sNr30q zC!wqe-pzBol#STYK3grMF-s9{VFZ`QT3OMgn1&2+$txyVwHmGh;Z<92sB7<_ok`~Q z?9k`-Fj=tN#*@rwiO<8_GzyrX02i9G-*Xdsk{g={mtzB_oa!iv#XEUzir4~n#w^iM zjo!-Trl^}myc3Fdz^SI3_NbQ@_#MeT5*z*Q_AU1l*H|_#UOaHM-q8o-`tz~2anLa< z&G{pr(AMo+%$+}nJzDQ%EB!qvsLNB{MYwg3K^D#OhW+Ex2tEMP;#IMvjaTCz=j;Ey)Tp}@FA%Q6@7OFGu`S&MH^v0C zg2yxb?49@6cB>lx+3w{G(hySWOpe36&6D1;Tjft*DJm29JbK-(vK zT?6KP>Lh3u>MgP!z8subA0MlAv(oU=$}Y{w=~1YLcMuWy*;L;9WKIbQaynOa78D4> zrsSz%>LloYE8kjp?n?WA^KJ8Src4CyU?o>>w>IEGf0SgWWk7sZgXE_IO!9F=)cCWyOUl( ztL68iT5*5NLhxzD#-9wXdl#4T7kNK^XX!MTYDGXoAYyxJ`GVd`Seasoc1}6$E_^Os;wHUnbf3q+|}DzmGjoD(+Z%iKk%V zz6Nx>1YH7~23s|g4c^HHgZs=6&Rn>1!%jbwA8{5k=|S{W5$I%+#H3^>Zv&i5tNK$P!;4eEq}&#wEUl$cSAbbHMXP8XmZ?#I=d4(Q+`VW#y}) zep0lFRwL*D@wA+f$NtuY7XHtud?$)MJHLb$8JA}09}q67Ll0Jt+%~vqBhl|EEbn?8 zf6rV@^odur3qeb9Y%27*sPy7)#iAhg7qnaPbI`(#t%aoJU60})n7h$~)9#1 z*ax6sJ_9C}#E5&TtokM)m5>MHuxW6^Bx zTt}z?5xiPMui90+*Ql0xa3?@NhjRDcBkJm_=uE6`{AQ6+ZUSejdmL|1!&^g@L3Q+5 z&(aJljjq_XO76tJ5tS;M5J0R_k~!LdyeoVJSr#R;iBiB*LVjaSe1kHYNRlI$G^YeF!2lU8!V)LRyWdW3>wp`v9ofAPpn+VcAyp!{P`^_D;GF z`?mkU>b}f9_k7;-JHI>Rg)Ym%{MYkEBGEycwc{<3Nb;IUBsR!^K-2=|t%^kX8@7)2 z-}=P={95kd!}p$|@4k#Ueppsmy^__DFCHnFBGz|VBF@fHlMCiH8Gn($7tbz|_RG z#V$u6+Owa1j5*}=KX4T@DnxnH#9tD7p$&*TzD^%II*c+ASLM%g>W{%3FoL0iN6J+? zr_k0F@aM%|%EUDy%X)`b0fdOQE}y@Fta8os`Q!whJF0ysAF`WpmA9mb)sdBCRz-z%^hnxZYJ)%&wE zqUP{pDQ9LLPG*9=?AtD6TGY3n3D9RkJ=!HZvyXsR^4F#8;rcekH$F1CPg|riK-+`PD58Qz_2=xk(AKfq=m{-U1a2IS$#t zZDWgnU7L#jT$QAL+;3IFc?k4#!+TYmw-Fjks6f-#rIJjo+urb#RV~iWF6gFnh_I6* zXt}MBqjA-#t6QB+YamJGVTBwz?s{i&1vq@nS<7X(s;pTKaW|Mb{FzEqFa)FOWc*7J z^86Ywd7sd4r_Q*lJYpe0PeXZV-;jQewap3z7_~(-*`h4 zHc2_w7ZWr_X{?+y&WEO;>R(lAg1zZVLid0=KclfQZ%13xKJ3aY|A!`}jE4(xMcvW& z^qX2jSCopOFa_mdi|kq~`Xh)`Qq~uw&_gmp7wOe(Gy=6|!cdgzR3p=CtZrN?=?g+9 zv?t@4KQ+a^bs-TRJ}x0#CR`ySCX7JtFyw>r6HkOkvqJpOF#HZg}Cdl{3#x3Qc5-j zN0$}%*;`x~vdmkL+x)oy>Xwx;a>XwkPB37Gb^J<;Ys-2j`#}zUqUuk-IZuveLZG6D zWD$QmGwN5a2zS;^n4gsPv(=eHz@sD3Vw_{Qfe-!Dh13EtXAEefxQD+D#uR;G4L!sa z9)PhK`b>Gm=)H)|hxWbDkq>c|hZ)5EB?Us8Z^+ZSLjGQ^(?ML@I>UIxptrGUB?cGr zHO=8VJqj;J|IRKTl!e0vzP37La)fG!i)huODugzr~=2ub>mo2sV;XLtt z7=T@dJHe$AXHEQ*1b4+KTc@^!jXf~!{b4v_ydHOPONzt=0LJICW@fv+Or*AAS=#`vDrgRm`W3Gbd741-(uU*n z;i*GXwge<0j077z{MW2EZFJEp@p8F-)Y6tp`!y zvaDIwm%1ed(I=w!LEpeQu!kLh=Ur7afUDAds$sa@88Z^_gI?CqR~1=kSN|$K?Ti7q zg~m*n>*_ND9S~xbapBpxc}51_jS1U;6trOYw6oX>&)Hg5niOCZaw@_M2Snu5Ecco4 z=AiWeXFc>W@4sK`Iv{F zyI;9oAR49{_47ig(|0)@s7r7nVu7mQSO%EOQlwwMC6u_NK%$c%!y3T+FB>7TK} z8YL$-p<4v)Pu4-nOuRD9W)ROJqjb;uC(>+PR{iz9o zg(|c+$thAO_4RLYDcv)C5;izgNkRiyl>7)YvQgR0Jq@ds$VMZc;MV=ReGcQ9l=`Y!7+`En|EXt9wnIQDIks0|A^(tNlkM5n6 zVzpd_C-1qGMp3(egZCpDLT{<5+wUYY| vSBxYwU&v{2{;nkRqt>nY|N0*{uv^jZzHsp`2VUC{etB)?u8ukE$_M`j@A!z= diff --git a/example/university4_sky_masks/000132.png b/example/university4_sky_masks/000132.png deleted file mode 100644 index 923ea3f82a90beb7c0d236366e5ddf02b7d1af10..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 2874 zcmcgu-&0y=8b*Qzq)~)`P%WM#M@f_rfsIO~iX_HgL7SNPqcz$^vbm^h2HaMxRwYUW zJthZ?Yg$e0j2E`m(S@De>c*I6dpLW@cAJaNPISt|nZudMMcp`Xk;v4>{cv`=f5Gm2 zH{W@__kG^ydB69-alchtaX9Ic?N^|3WJf5!vO$8&u2eoFn9@7r^_zb z6aMue!AK>E84sTQl=+uJ?&pKohGX9@?tY1O*^XSb=r0ahp{oLFyhRkP(5Sf9GemuW zyUCL5&|hMud`Y(_qPJEK_))ZEEYk#~!{%dF_W?-MKU?&5E!do0F&i+-gn8|3KsRL(&C?T%p0@@i#iaey6=b0(d&&%VCt=+_{z1eG zPgg?pvnH2s2%UEq2R{L^N_?XXD7#Hx0KDRB;6yR{10uHNV!gvNZn^pcEOOR5!RN*J zz=fPh*4#PPInflHX7pU>z&B12+JH%ru1f+IJiZb1>1Z#R(-6gqH0YZaePgIRnMo&D z5ng+WwC<)MbgICyePo`c0i?gP-Zm^+L}Y)Y3<9T*(i){~e-fR*#jE4b17&@6kU=KC z3V8NJR_7vhTd#Z)_w_N>70K3(I)M?i5a?Or^fZyq-O-GIrwLqORHXI&h^qh^O zYh&Ym0s&MQa0~)@_vPzZJ7#%X((3W+EWjM{>Q(e5NgFn|K{{E+&apx!A=7knv5Lf; z1s0{<#62^-s`XR_3rH#q5VSg&>)1V8U`6K5@RnN`k6st0Z_0IPZ5~tQB7K3pWR|lD zmFAfMy1{G46Pqt*kU0+QF7C*X_L3|0gL_}BKv&J#JKmpg$C~;%X8p<_n=D&?kH$bDsQ!I%`*wKzs~Gw;zUG_4UP}PiUVh^qn8j%=$Jt!YUJYV z)nhtQdQbaycDU7tu>%ix&q5`nDd^rHi`x~_V%#W8&4bs?eb`-Op^0R-XG(hk#!rV! zgw*YA0WbFMw!HmDQ?S!&=_`W@{EbR_D3UMT8XXVieZ70#&_U+~&v|ED&Y65!cDNSq zW%*q{vdr0SRRumw=<^DRPR(=f<}qxg7HWu2GGMGL4$3q#zP~Z!6GMx@ET2u}1Ql^K zStIl65ezgqY*?x+agS#><2PGLo-zt3@#@V*Z=E@N3>ycoN01cm*#_%m3uiT}!Ozj< zKgS}C0pkJUpeKspvG~;tTvS>_kAti9Xc0EYkB`hnpSQe4amBdgnw-&o;E5=MiUfh6 zko?FjPm7Oc4XH>lhH_?+*}xfpmKGoq?1n>zLVZ1?bnKcSFGDQ-p8R^AiP*t{q;sUQIA)vSW(rIH^ni- zZN`rsvRnpZ*=&ZNGA$yW`#t(7R_{phDo58g!hnHC{b5!WGq71KIq;uio{`1l-0Q*f2lo+eGHTK9nd!fDhShb*G22+J&A zXu8#bUb5&B`p=9QW`Gvxqn#5M2l;u9l?NLYgq*p0%mBHaN@GKCdgVq3)3Fi&;@g?4 z*U zrHt~Tx3L=Q1YYbgKuh0)Ds$9KpMpLgGC|FO<3x!@CRWg2(hxu@Tu%O0K42L!XY-?z zcEuDW^Sj;|E{bEB?#aGNvwV!9OWVo^y7{g{?U}KEdiSd{;y;XYn91+nA*U@uw%;Xp zAY!5CeYH~_X+l|gU$Zi9K5uB8wo!`kW3@hruo1dnP=+K_PyZnCuEG~1xL_L!)mN7PVDWeI-&H`~baQDFRWBAJ`dcTIM9hwO^NKpfvsW3s$;-h1ZD85|Zl z!UE%)4ksf^LXJgfSGfDnn%j3CslBk^PwnBQ{T= zGd!$2QnoaOHyL;tEbib64{IY)ZoWNHe+TV;iC5_VMN)^8Hz+P^HiNnO0 zSE%k(x8BOYSAvpn?C%T01>pc!-KlMzHlRPCQ#lKgLg@)pgSu1GI;}K^ENewD@!MaB z|6AgJy&KCX=1?_QQwpG^pY67eM`|SD*TPfz#L55Ysqsp>wM2gFY(`+$8+k}iNMdW*LXvZIA2; z{(1?o3hLK|D<(#8M+Y^f?f+FzrILpF-#ma0^7>0Q72;?PfJCIqu{H)0xwiZCc_orO zylXCJ7vpNlO}-J1TRt8L^t+o^bP_KoV=;S7BF@?K^1 z4+iK-FsJ``xI#mhMchhIrypt0?oO&ornGPz7f?eXabAoc9*QK<=|0bpWF83Ia*rF( zF3^ZB_$g&@S--Q3Y`Hp4a{!DBH~Ob0vJ738o+wk{9`J>s{!V(rSQ|Ja_T{6_Me|I4 ztFwa|@1SOs@%_Y_TkCgOAKK5^j)aSe9|h*n1Iai4m$jd|i9c#bOS2UeTSH`GC-Ay< wlpQ=7`9=~}+v>re=Kc;EVQea1F8`b|wXE!%yz)k3{G+(4y!P~x@!f0x26E5VWdHyG diff --git a/example/university4_sky_masks/000133.png b/example/university4_sky_masks/000133.png deleted file mode 100644 index a39509a0465b4424b976f9f67959ebf0cc910dbc..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 2994 zcmcImZBSEJ8V&(!LMr4#@*z=k^Fb^hfshJD5MnSAutK|*4-1tVg6x!3C%0RO14U_x zByho-P-UzErrX(ex*|-nQ-qaTt2dXM*23)URAH8-vp08!A7*uunUyeQbkD8(XaDcc z{gL;5&vV|-=bRJw>(v$8Q+B2>7>w@MqIOi%4A9~Y~ z@Xznq#w_-ZJ9nsO{fn;-ey_O^ulPr;q&TKYCE`CC$;=h@Yfp`9lCFSDSI{%PjLsgK zu|OG6KT;El|G{!pHZ@|hvHGOCQgygse^Dm!1H2874&Ph&g-NOGNsf56o5cu1J=0|h-3Xt{l; z$ug-3Z?N?{>O;wRRzc5az&Pg9)p?>BstPho-v*XNRl~tr7;mV+o4F4|ue9uveA~RL zR3jf)x7Yxj|G*PfW4SN}0DE{3Lp%UDe|Xh$AtHW6#1-WGfmYz8zN#8)vn~P5w6}>j z;W-FU6P(R@?@>M}2($piaX!e85u1w>~xHrYwq4)q} zu9?`G0Ly2R$d_7Fl4gOdGv$OD75G)$dbi(;OtaBF0@;G)Xd#)Rt@B1}6Jk0`MQZS( z4Xef9D!9FOhEii!qyyVm+}TJT8Z{-v6h?20A03;$8|Onpqbz(fA(k6T?p5|%Dmuu5 zaJ#kpkS$b{1Xp^cgJ9ba$WPYp+6b{^9u8iN1Wow61-G+0sCF-U-7D~;MRvFU3Np=M zQ`e1CN2`;GYqMBGCEn@mu7%49H{+aOlrCh-a64-*=PC7ijx|rC1>JwIx1?#_Q|?E< znY{xVd^4H27aW%kIOpAI_!a*!vW<0acG;uwqn**kpRmaJZ&#epP+Y_<*D5Wx#K|GpP*oEag+26S+b-r-S-E zjo|vxcBb_khMw05pP(Zv3{!6Bq>!T*Hi9$cMHXDS5cOsbWsc1;^y!?ryCBTRnB<&* zqxY^tsLl_GB-tUyC;QdKP^dcK0k-3QRX^WId*5p}GOY?BETd8r;Js@^zmiQ4HZhoR zqR*C0^rAJvi#}KG96=jZXZfz}D=f;u3?1`BUs}pLyyYOH9y6ZNYp7Ng1+Pd4b5~e; z3#g+X+jgQa(zmLfp&D!<)2}comz88W`k2=h7~yuo9+3M4Pb3MLX-hiOul|)o61zL1 z+Hf7z^BZBB`+L$Wta)=45w>!V1)>rAc`>uy@YH(?8}_B3iJ@TtGQ~8NyP+iVLPUj1 zD;KdVK9@7%oY&QP?Q-;N)tV|=-N84fI(_b3y)YwiSqivjmv08Fo`|a0uPz48nR-zp z-E<#tCkTzI`i)O5H8bAh&^kFJ9mv&>0QQHDWgd$TgN7|EqoxZWo&Eu51cSnvEACFPs}ySmfp2HdDTM(+ z2L85{R~*YsC3^SE2AA_6c%$in)xwL0?n@DD+d0t_>X=R33@z=Qs|i#`h&is2N&FWs`bfB@cWC>0gs#zhr3mU%+Sg)`SetQd~@)_j=&(QKnyK#nWN3JDV7H03nPsP46Xa@JlMZtT-k$KM&20?|& z+a}OoO@7b#Dq!QGEk%Iko{-mrTbYI34AuE~;h#O_(BSgOkbyie$7(!d)M1w0Y3Lq} zU=r=KS9%>STN-{@h0E!4H71e2SQU#d?X!J)-t&)a0DzaN7szJx#{SQ>&(iqcI>q6i z+}e|4^iQ;#GKj-M?f9i8VYnc?NwjJ;I-u+brvOEzouXIx;hkYg=&HD0vQ#-7oLzKu zFtum2qv{;kQ!_+7{BUcxy$)6%}Gzx zrd$ij!88=$A^4Ygse(k4j8czD)=wr&mdq|ifOnSqqeGAD_#`R?PZW3vM%rPE7EvN_Z?Z_aU>Ekoo*b7V7$$7$7x(wP)+osUxOV>HN(!y zbbzWd&U>B=ww*57bxy=NcL9L@giZ*SesnNnpOY(+^Sk&ZVjo59uKw(|1s z#RsWuOU;>-B(ha}-qU@|7CJ~v=;RLKh>cK_U%!y$Gt`Vji~p?HV1rp4$)Ub@p}7PX z{i@Mqao$4wV=C2tcfahcQPu}0u}8V#N=HPew+_M+v)8!OKg7GJ_x;}JpOLcHrUvX~ z;pq{MW%8Y^4`UiDueo(z7XFHm-(GYa!gZb@@gs4KX~r^nszd_e2XOKK=X;*8@$#z| UN_`)q^q=ucQ}y8~<2xVy8&+B@zW@LL diff --git a/example/university4_sky_masks/000134.png b/example/university4_sky_masks/000134.png deleted file mode 100644 index bbdcdd838a19cf2d5b1109b1f2bd0945499ea975..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 3030 zcmcgu{ZkX?77oZq0FjUgNrXa{Bm_`_ges&Ugvdt%0n4o*3I$E#WxS$JA`Phc5e*Q? zQZ`HZ(g3Yau^myHj2DSt^ds!u)ft$%OqJYHok_OS;fi*Wu`RYp?;HBVo%;{mpZ2`Z zo^zh(ocHXzZ|A$^#o?iwLMaqVxLj877YfBch(hs8qym7FLkoUFp@a>~3-Wij_`Ucl zOqwF6eEB80+A-s;eD~c=?5CopKF_+L)%#=xYJ%hOrYWRD*5Bvh4!s<>XMpSRTPLxb z>fio>7P6<%#rm+lh$nk!)k^lD*F;C5xzo}(&g%qrBwmRfQQs-%oMmcL?G?7ZM*cH) zCVHqk7QfQAkQ9JkgKLPUQAu2?n(LI`2u-&?oE%m(cWt#7YE5JnJBE%2VlUKp_Qc}D zXenCb7>PBsrU&6oSC@Ie%E|+^SKu9XoW+?Nb&ObKN6n4A8UmT`HNk$OHx*07RkGIm zzBido-_K#P*Qrk$=8;JK5)Xlm;m}%`%Fzx}ou#NykJPHyBa8XUokhH2=vP^)CYO4XnzM^mqm}!DH&2i@l1W@wmd@}yg_5!2t{o@N&!ZVuXf5>y@-lfqSv=ErPAHu~ z7bB${$;;k_Bpq2xWqqSQ`I%&dD`xs*)SjqhL?na7Oc0*odSV?gDqG3tgR&qN= z6`K_ibi4xR@-jt1Y-#`~ABsnR6k&h>i6G9SH{nRpRxVkCGV0=rT^O+@^xfhcraFtq4U=SqvH- zDwaLyA9S~7tSXCcE`^mH)Y#$_I@A;87dZsY{uRZB!&YzRxG-X~p= zx-xCdJw#nA-AC0KuCGRx9Ld1$VM@<6I@~e~!+0Esi>95jMFzKPGM%0EY+vLO)st^L zMbxc;5uJ^y~(-6O(o>* zUG9MMy~p^p2DQK$CN_qV!Pbr9k_X1K1S@eis-9I3&XS^78Eo#Z9%&4)G5`2T6YuPb zupz7jO{Tsj54#`W3On(|V1GkSKOAOH7!#yNC&WNgVdUk(k*}&@D?iWlmeUjtja?Ov zvKo^TZh88@yWV>|A_D^+LUQ>^a=$i_dtBXCe3h_ld6I z#ii-?^&z~(^t!>7GO2=bwA;Mo8VBt9~In*pG-s@awgY?IYu_qRlb<0AWJ`3U#%qn6X&jn;iw3BHF= zP48oGhGuEk)Z?97QmgRlsJ*r0J=QqydTTCr5s&iovNSwvDE1KNLp_XB^lSUayDVYO z&=Zzqf0b+I(-4l^f&v4c>-c&k~Uu7hb(ib(-XCAU{za1mJye z8$jqg)JC<74-j+`MYVBIO^EfE!#w# zAfmH{fn78E31#KJU4d6p)M*&e0YH;ELSIX_G2G;P_k!KicttERL~$Ck@y}a=!OIKt zk^bVyvk3x!xG$p)rm-5xqzS|1C5ue?1Nyp6ac1Z`neb z&b5Pejq}V=FZX3-*LW)xw?%apD>qx%o#A`N2)_rTB5e$DG%?*n3-7LFG$Y4_-#=4HgdOC$OohA$0V(M+l-I#Em2Ciujy z+yvmB*IcqM2_fR8>Z~hbBjp+PvH|NCc#E^ok_fiNSl}lXx*1r{ut1}d{T)8dT=;5< zxUHGZ3x8=wjixR-Ut@v8K1bokIoV76T%7Mdt)7(we#JN) z8^v3O`YgR=J&{5b@RV3V*VazHv`Dx=nr+xCDWF^Q)E|N)WiGNGZyDr!6q;rtq9Hq? zm0N`;+>u&R{&tQ{uRvyV-WAXZ1#hrznsGT>sboLgE}KQe$@0@&_CtIhw)q>j(L(=4 za)yqTGvtzMTAr#QV*Pmbb?;EthMw*L^gLM8F8i3hOH@m1x{cJU;P}eUDAE~k-voOE zf&Xhi-cF2}AT(98=!(=@hv5mfocfWb{kgStjI{``%@HsuH{?JSfY%HO!0Xp6MLG*JSqWw%~+cUx_ zI`>J9X|}l~R|6{6jL`4=T{b0KM|LRL8rol~$j1MQm9^3Xy4jsjP_PW48#{%ku?5pn z>K}cpiP0~0$jG+f2#m;r(&gf2PbAGfraQ~b)FK~a0=nIsrUKY4uGU4KnnYiQaEs&) z6VsAJF6q`;Kzun5l(2B!3lXU#n#?pSWtajJ*!DhU`pKKP0!$nXUO{BS{gtVPZujl7 z?J2>3L4Bkde^13WtU?JkB_`l)VUIve`4#vysC9F)lqg1>CP@aMvL>J4_B(J%%~oDf zhCDhUodaO5l`K`n6A`L=w-PE?_p~7WHu`Lf1JjVZt zZT=SLYehZ*6dYHEu6uc~qm%knGwa@b#$^$#NVP*&0*<9`21I>vBD$Ta;Ib7+cE~~I z29y2pGs!FFIj`#~=a@n(qz8IA_L-AD#{oYqL4tO2JaAw4y^*=~2y?})B(*&j1GU5!WvQ*VJtqKd9x-NrO$x`tU~O1*}x?=4|byV6~q1TpPi zVwf}7*{=+xFFOmDhq8eFTQhn_mTflH?7j}S>f78^-KrhEGe<=vnr(hE(-XLFqEkrJ z8AEzkggpNq*%Yzls#^JJclD0{Y%jUT*ijQW{w-P&U2kEUtUaV6Ba+nl1P-NW9fcr8 zsw2&IyxVXPjKamd8=;PV9W~xPlorhwQCaK>_%@5InN2wW9OhmA#yQNx}2iA%ho_a`|A9onV!vpP?78Yk|&Khoaq{a@%{8%&L!>OmSyLG zjhzUXHz)yQz9S3vd$(zY+1Oa@HE#5!U9`cx!B@S2zAgY?Bf31(^W1$u)_^JQvdE%p z4V|mX^rYEWg9k9dPV&!za$5 zVp_@rCDNaSderR?V+pn<{U&Uev`7zub};Oa7Of%jJh#4d?Cb=g$ zXK<1xsHJO>*=8~RdxI{~qlY6-@cc1Um z<^3}AKF{-epXc}d-Y4(Shvxe28SiEAc)aZm#)BX8c>JwAURsd|Z1D6F;WHjje6-&Ilt6nUC|W)#aEGmz#aSuAqS^9r7oY^<2Zd^myJD z(o7agNw+G3pNOb$(U>Pt?W$nMA|cMipON*u%4^BGNuOa+rN%B{&!o^5`a&YxRnW|* zCfE@0`i%p=LK~-4YKO|_F;yr^6_rKG8A-pZk(}VchFZV9su!KT%wAj?+liP3BIVDa z(?q(WvUqu9hpQZKir}_THQ~jMhZ52nuyMPEDu*YqCT(jyc?bLT%;m5VIhC3Q znNTxte3QsxOf_>^LjIa6Xu#^x^^l=fIYE!>C44I1t0X$L=jzE;SIH=Aca^Z-7Loib zDy5>p&bxw86LlB=)}azJng*h>aWN*e`jT5*1?(Kps%YD!uW2!EGB(4$ghafonNu=< zjs-o#`7oLZ!Fyv!FIGvVa^QX#^lOy9Ac=~+xQ&lKP7PyinNUpxf4EQ8AL)W5(G0-N z4&pePDOT)PHxogLmt+u59f&3*Z91WJsv*;Z4M8rA*uU zVHtWU8Ox7mtfAd7BlPRbbySE+v5}UxT6`*W zjM%De{j`idm?-Qg0FHeiJlu~yT{=vRh&K^#MuxDB@N{D@R*ueMY%v!o`}Y@K8CMUT z;BST;CXdr&W%M<-Y?Ss|4VtQ{L>l5cv|@EhB$KDpVu$hAEJI%9^(N4QmqlB(4R(;SMqT zIdw@Qg4t`p^;p{KLu3w50>yaIpvTk;(7JP1ec+hYZ@`7a4de&l=<8sdyon<+koV_a zy9l`2t3fgOhzLJlgyy&k1R?wed%)EWinty#O{v<_(HyAXE2)W&C4G6D8SjY{PB>K5 z*|g|z;Q^?YG)FUZT7Yqq#te{G;5wjh=tV@jO&V(A>C0kRm)l1Trj#`iAc#HMIZHTb zAumnWR|v?#7OEH|^|EALAI4AY_4R zoRAv(67}51OCw-Z6i7s9X1(~JKA-O3gZ`8^`sA{8^^hDia9*);&=Y)BlD@L5O}&4RdJ z&7j>%<`-p`10Lb&Km~ru15s>?)t^-Cq*BEl(7hJ2brP+Fr$}?6a3r>5B>K{IL7@D} zBji5ZVzh^Dq=t#Z+PR}-od>t%$xE#QzHc>5FS@sx@#yz`)^~N5p6Peiy>`6gT^h4MeX*XuEScV3+^32?s;`LmWMT_!Q(&cVL_p`r zuT!@qD@b4v?CpnGd-Txkc6gU|&sc62>BqC2P}9(x4$pT>M_LcJPqKFMqp&n|d$aMD z^HN^BJc9nHUzG0zUG{d+rTY${Ev?M zUdQ_TOuu{;X2qJfM~NchDSn;)S;VQ0-H!FDwd|Ki7UR?LlrtLWDSGBeptHp@GNy<* zN!^j}Rjf1u@n#-hhZe#vQnXwvdzoA+4s_HGz8lV2&eLkASyvyvsE&nm_t+DCv z<^Na9-H2daik>I(r&^-we_khvTOHU=H0QieGew!#Gl}V<-E>bCp_f6|IB`p z6vduviJ)HE^FxYZt=xU=(a|X|+XD|iTkp7N2hz-4*|dD@!H;nS#?|%G#@F@Pn?|VrvXJ1;kqL;ud#~ZRECDW4~0t!1VCV zf>>MoY~~r0z9H~v-o1NuT%L>Vh1-UlgIp0Ck@qQj>gFU&EmKZ*YIaq<_(Gq}WHLv| zPc^%$U-%L^j0RXrnx)cc?#6DfyNft~YmzpIlm>dEa5sHcv2m8~d?KM=LPBl|>qFO1 zu8mP*B)?O+nt< z?ZMAK3x#B%{CoGP-78C<*e`jaZ<;^(r7D!p68;VH$7#mWcFXaf!a?V0o#KwjyDhP; zi71g?SclR&w2jAI4W|y#pKqaXQ=~<{>WFlf#|r9(=|8hNuKC>I&Pty!1EITE9YXLY0B_UGKuut8Aij0ZC;i?je4sUv>|f>9x|YE5}b+7sA-AZHOz_0KG{eei^`W z#;dhF#hv2M5n2bWyT;duEupYNLY4anjgM@CClJ~Mt+R>A%%O8|%Wwr-xqAeB1s*yxC8LB`mEY&^%L8l)nzglzB`Q^^td8KR3u0nrP#ARM9DXoZ*)Yyn&0+hltfSQkd= z?B)z%1xTfXPkIGy!!#c{5otO5zhso9T!epPQuQJgA^tp{-JHv)wyz+YhGIB`Xz%U` zwj`>V-PSSkD@gAaX7%M5gO%Oo#B)P&t4FQxW!teJ;awT^4ylbLCo_S7ZzCB+MrpWg zf8tAa0G|hsh@Y@$BZ)}>x>sw3KSG%9fUL1>uFV=yCv1;U5VU}*4aEl-hf8oB+9jt> z>HvF=CO}x>x~t+ENsGr7v>J+Jfb}VAJT+{)z`~bW5?iTqZlDI8EQSCW;w4os5|kn4 z3F>&T-vQW}?$Zl#qc zMze69X-z^kv9jzr9T66O=WKMgg`fQ!EoD(+^#G(7_r$V^JYVQu80rkFpde8y`mP$% zGrerJVr=0P@h!~-zyfgmT2XP2+DDG=rwXkB|3czCw3{@*X4y&Mc8q$@rIwG&7ucfLko_`)&4jq(8*-SSX9+rrCLwH zOGuOzE#(z6%+96xBE73;A)1)n3RLw$IJ`+!`A7~X<(M^rdW^U@7Cy&cX$6Y$s|Kmq`C8SvfY8iGGj?1k(806Jtu1 zm&7tH6gUz3Paw9xhcPiy+K|MeA-Is(3c-M$b`Xy@sdTZzO`fNKA>03z33x8>q=pm- zf7dd&*t^+axOtowUn0ONOr(WP?c^SVUbL~6*qscRU2`;|My2@sWCSJYGQ{|Z;bSNrKu zW0L=_BbCs?6@s#%jYCEueu^4#Z-L+vgX^M(Pu*%s;s)hBEjVdfSFc7;x5L zWWX=(R>3*(X8&`=a>i>PCvV`m5Swr%R@8U>9cL+H~VLrX);{e^1667U54B!A0f` z${dfCbA{cq<%cUgXP&6W^+#b$f|MDzOEz6(a$_^1)*;Mfa?6Bg#2S$~J{39S_DWX>%t%*IdcQifQ|&X>(t0WjGV7@f8KrcvYAT-;z3I%Pv73 zx@o9_>2a5&Lt5f}y2&SW7w zKtVeid<))rOZ37uVS={gdt;9#&YNtQvhSR+B;w)5 z9O{f=L9v`aU5cvZ?o4HMfnJ@}@#-4k3A8Lw+y_iK&*Fl;HOB_n_oq=-zjJ#Gu<%!h$Htm9!N<5?f%0h#&~L zChAQhN>pGv&hE|*s2dm|C?BibWN&JOADv=YGBSocyVDkRZ#q>NS?CRRy3_vdpEK|C zJn!?q=bU@)7kEG}*|K^2W&(k*MOs|&34stCN+1MrNH{^rA%{ID5F)or3-Uj040`oA zT5HNZSeUS`RLcRlWHIUSas+*tjmj8907Xo4_95Rend)Ga-A*)4 znrik1XN5!K>~^wo()`k9E)CIgpdLPR1Lm72!=bZ5LJ%bCu?Atz0qrQ1ZsQ6}1VJqH zGTLlNvWV(~navC*OXxj<^uYxjfk~=MbS}7lBDwlt84mdq(Ti^Y`w#$jBhu9Z)@6CZr4Gv+ej6x$vfUhtla5#u_3aOqhULPh2Epc7ZklU0d{xOo6NKb!F--UCbFE_sWNwAdyS2e3pa^&$LrQ7)_&N{t~vBTLE< z2y!h^tukd9@A_l6U3*UmH`4H}1}I%vEbsdfVtyzx)OU~33c zEtKjvW$8h;l9Nrx$w(!Oh*TFdH0&^esfUoo$M+%&hCS3`20s_6Myh4#w+eB`cZM`H zdAiumo-~2K?eC~p!RQC$&4WnzD3Zu zNPpj$1TT@qnWb>gh&!r@m7Zb%g1y@P7JJ1New$_>VLiCHA?`W(Nv3LvhV!R2Ay!x| zmIZtx_6wrbC%CK0kb2?w+i#;NJLB%b+*!nhYye$Jat?eE) zePGPqqK%vdB61i0oAC=^xuV4@8<d^Yh%`K*ZO8?y{n2fs}6|uMDZFkfH||ZJkFb> zX(W$`tV>g=_{uB|RIdL~H}VYr-snJI!KT$c_2_~*!V!Q!!&g?5iAqUvy?8>}4Cy`? zu0bMyp)QfkSZLSX_&2vrOtK|r)7K@rM1Nt6E~YR|E6nlyS&-)!foG-Yk2;agJtirGruaLt0KQa#49i7!GyQ8dP{1d)lRDO0bK} zZ2W!|z4bl7D^bBRAXaDq-M%t_a(`MO+nL(T#P3AfnoA+ynb;A0KH<1sCC!}Na-UYN*JAaahBkVQ?yBQ4dI$i@7|IOa%nww6wYbMJaeI$0Ccd`L>aCRFlu-2)ec=;LfOmx%ve&6s&<5K_&JNcmA_d8Vzob=i%2G05 zPwHqtVf52Fz3qs$JVSZrc#`K@JfW&PXtYv^99L3}m(3DAxSC(rVms(32l?Z$Rh+u3|4Lm4Y8aK2nP(pI zT*TbXMy0bJ$wxvRT%mz`tgdq@WUx>pulHfbSNLlzV~-q7-ucY4b*^-H&lQyYOK53i ztFnQA_=XyS{9vLFwr8vMvC+>o zY}k||aub6it&Vf_c~-e$mn#u2sAY0BWzJ!w%V#7@{G=dZ#0t3qs54aUo+fG7ee8E+ zMjrS`kWrKxOI_jRBD{9dPNt|iwn15Usft&R4rSs+dVlThwCx@&mH}yUD04{0~^_CAzd$u!CHU8;l#lX6Q z1J435S=1c&Bl-xxN)L^fqe)O3bY7qCw?OK+6T*z5HQp6e;tGX-XFO?|H0+prr~qvO z|AaCLZ`))zM7za$PMWhT+H6UK4+)AJF{XO0OA%+cTjDM6r%F5}Q8SW#6&*HN9!@CfSF0Ec0O0V4Swg z9-~S@IrtYWTLb8zc>OM93w)ARCi4}XVnOMeBE~clqh!J5+C&Z2d6_oCAxpGWfyt7Y zh*_(cY~u{t;R`iRQhX82HK{(&RFUA?4;RRN=Mg1F9sSzgizXfTbyx^Yr*oA)qhVFjl diff --git a/example/university4_sky_masks/000139.png b/example/university4_sky_masks/000139.png deleted file mode 100644 index dc3eefb1ad8bc19346e79d1ae3235d966c1885f8..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 3154 zcmcIn{Zmuf84lSXi9`vBl0+ihgquXmXTtaq0gd4^5Qw{UX&6|+n+r@AstY^orX^~S z5ON{lO(F;j>TEk5W-77`b``o=)XgQ{R91i3@q;e249V>{Q&=FhRTvrRO>B4i5A>Ha z&-Hx$J|QLuqT+gHBTVk)8g34Mja^(la-(VDuECXr{xp$qw#WtatI>Ld7X ztjeRb7O=jh_^pW&zg3no!u({0Vt*K1XSW>3)xt3SGDRUpD}h$(AU_&ky@P4Ww!>_E ziZaL}%_#9m$8apwOOHC*)7J!ESM^Tk(J`IUayOag&7Vp^`KMU*`Nc3?dj{L`!i~NCp)W z$?WHRDN1^%qABnwJ%SoRm2tiaWl5v?QH{S_8B!who0Nbo){3}HOf6@;+9+dD118eA zgc`X(tLpUbM4J=LAZG}1oEw}=t5+FWP%aR1+%YR#ZXC|97lK~4JX?u>PMK97gi21^ zU1H||-bs=5qYE#@QY@nFImIJP*{=8G&k*Z{IPo&n#8GJ|AS z_%5iYkersXB5DLXYdkhc{y#Fp@NS>AuAo<`3IJ;JUYvtGRP+hi~g)x zI;yTFmxIAS|A8RmrSHnRD9a_}gl!-z*t3N7`$pD*S~7Jy1CEOykDbR;&Js$1Mklpz zcCj22S2Zd}jt?B+5-0s=0!f)4kz*$oJ|c`#G2RtuYPP$QcnKVd@mgYn6l% z%9o|GrV1aSl}pa6AQ}@^1hcDD!@^qwysT|JZ{9(6XhgmoX{BSmOSHB7q@))u#3u&cUsh@IZ?u6UD4BhZ8S)7-A`*{Dt@9+-x1!1*}uT;l*#<;Yc6#3 z#3s2xxEqe)I5IzYp=1fyV_N48|9)Es5ku~F5Y-0Nr{iKo@xBzIJiFV4ZVFw6J0tNj zfiuRHn88CL=a7v z)w-p#+*Y`T$y-cnh3@HOZM=-9$LnRo(C9@Yojf~`zRah`&r;#Ian54>sJW@5sY8i_ zPiJ(IZ3Dhvx*%`7!wHEB9X-1Az_)m1+c5V=oja)#sCa0|9nTx>51xnZy41jrxXM-G zeQoc6es4P@j>eAgS4x(5FT(EhNq`vANlCGh5o@KR_TUuZrYM9JxS^^=jbBk7ghVch z_qC&2brurEw`rgp+bb~_(*Q^5Se|va?1#bOT@6JVvyKzE>bs%@EN5)5$Sp5X&43l( z7%s?>c;6LWlzy)*8oUkHjJCUevnEvRTC5!%s%9mh8Xc&PBik$0oW)vqy6}=5usD%KXNuE`ih3i*)6*Q4?(9IRFVZEBqRw);z5@4=z^{Cf zGJCGfp5EM{@jv08De0x*6&m7%2G&;V-ABoO`v49eBu>l_<<-*Q-^n5#s18zz6HUI6 ziH@K@RFqkm=r=WCM|dkGY1ToFKYnn!n0Kal3_-B{^6pPEe(0Iomxf-|MFhUad;EK5 zIo|K(C+*5%(H&%w(7C07-3-h!1Bt3mHQ`g}&55?*T`La^IV}|eyVh4Rm!|???WO>^ zd(V(F-e*M0;bgF0HCOr)`x<5!!t4vC;D>NBQ9djs&uMM5bhayZJofG*!vT5s3r9?I zl!6rnC!HT6No=k3)PogrTqvsyc^&G9l3)~|8b9;{PA@-PM zeUV`q6t=4Rk?X=+hHd%*K6y`!;NZ3Uyn4%~d0in#9%Pb?t@K`o3!NdakW-Sa^fDGC z8=P+Edo*vf!$PcOJT|6|nYnQ+c$gY2@|vo-97XcUfgnWKbgH8rGCKz`MAsh(3>cLW3qA=>SizIEl#c_#|WipQ+i;q3Mx zm8fWr4(w3~m1$jDVpcpg*rVJ811ruf>=O%Xo}UPRz8--}ml?h0t_H`hgA+6+U_iFr|ybHao z8e(S<80WNb4G4m`06~15s!oK>681 zR}W>#4-v8$Ws4CmjHAu?F=jcODuat%xQj-T)3bU(g!B+Y8#~y0;9`HouHNtWd7tO= zKF@p3$uWJQE{uve7(t`aqEtm^%4szECp216YB&hcdfi$4MFc0BB8jy z+CmqW|H(QzLHoNZnEdJ3JNv>+{X>5brmfs6w z@KAkv2;PUXvZaG^qli2=vm*Q4gVOD>8sal=8=9Wo(%Fza)qBk$JL{=oYKSOrk$9!g zK1(y$5UC?&L007P(Cy*Kv?EqxvD%*@d4`!dEXHd_zsi;lxFY=*T#^d5`}pvK;*HLL zHqhM)-(M~jZkj5w&V6OvWt*Q@-%cY=lS$r#3$hZ=U8uRJIeuy{EFvy=qa`a=`>?Vi zc9R7_-!SwS0$re1>kvtspM;b(=g z@0r)cfMi0F@KDp9?CbEwfwV(C8tRB2_f2?*Pv900XR+BFGA;il;N8b__F6m=9s)H{ z1AO19>(DvExYwMni&%_mFIE}~#+HDwD~0|kWphs+TEp#jy2^Qq#U&t`pxU!Mg(KKh zpRi|U5#`2W3^emvcFxlU9dVqp8|$x+rq&%|@VD_Xmub)BIcIGmhU268&+6Nm8^bQs zAfXOagRGlDWSZcJbGCspInIJsoqz*h4hXjKK6qsL88C%BgJ7(`w*i%vdY)LX(cPi^ z3bDH1{+KA6Ig1P3Cx#z{i;+Um@%3yetDaCbA)qqKaaf<3kAa#`aEm-P={tZAh6~38 zj&AOR)1`Fv6$YV{Y?`G7>zV95?Si-*y1@$rQsptbar{$p{t6(J2ssSLJ1X~QV#1e5 zooLcX)cyW+f4MgoBu}$7L^60_rJiA8-4V%7x-y!&^#Q`Q`zP3KJ)k3P?>dEeVYB>a zbl3;{Bmg80CNkep#2fHofX_Oh&9?OG3&?KA3$werB9<)N7XtwnoZ*%YO9e<`yfz2q zXll>v{*b9XrTls*+VnJG$vKn3&rO@Wnkd?uQ(BxhD?GZKhg(M3=m0>y1sC+vS}$ua0zRq=N_lJUDLSwh;I#nAUNJF^LNqpOtK46Bu`!eTV-S#q7A9lLAphXMwIEW zmJsp@amU$@4B|Hc^{`MwClqvj3HB5k6U-Z_i`b6C+G%zU2Hw1FYcG-nRj@du#Wn)E z)fnW)NJ9gUIgi*x9K%eq@-2(H&dsz9hN{WxQjLX>zsP=*sdpgfc>EGpX9yhi^P|O< z{`o?=b**@ZV+b(cVUKJnHNC;+Eux0Cie*_v-lArfhNzG;@q7K+MLw!02aOz}6B);a z`nYKk6AJHut==%~R%p1_>SEYq>xtx@yQl_*(Q%%XnIz;$6bUUOat5(#^q+8-U=JJA z(LH{-`!3NEPmT=Tm)HtR-{cA0)d6?Z$TVCWP;X**QzxwGQU40*ir--dkLBH<(Pbh&|&eibWP0s3Rt1 zzYnz_a$}0wFLf3qUJl&s7>YE=7JN(C!=ZL_ORuXp7xPVE?Ude!A!Lpc3J4P* z&-=L&Tfm>rH|22hiu@ruUW+m74zPF?1*i#8^mE_$FA>7`j0^m&CU_98NYhO)C$FHn z$Yn*se&m9CW*q$r`BOiaPYCCX)uJtFy4rMzlh?tU`)omEa>DeDx*vn#J2d<^n6YkT zioQ|b9SScev7S!s4gSCy3|~e}G%Q565Hv^ub(N0WuulMW2K_h4K9i_&z1N`5MDi3b zhpDNZ1Pqyx3TB)G8s@^2$n97+cB1Y@=}8VC^$rb!v4-$00A^zYB*1Q^WBA%Oq>B)NlY6qDfR+y|vnK%S=6HPi#_de7arMU|k4MGmdLMFQ85=WheR zCR?kqZDSRfcTS~8yUCT7K7PBRYOo^CG#Q*68UVp?_$qjZ+1LnRy#T%epshYlvch8k z_(Lq0EN4~y0)WE-uwtcXqto*RDI6FDV^{Z#t^r3tobLvyr)CehlZ^kQ=PdwKPX^6X z!v66+t%q^>r0083krMd#1(OeZ)N8YZ*;P%)NLAa6cy8DYw5-zNPjU&to-S~w;&KOr z6uid4x86K7843N*oJ*Z`^09eEATUzv1H#p^vMWoM;a&5qy86S#dU&=cd>gm!!=_{v~V09d#S? z4D@+m9Cuhs*}3T=8*AR5JnAWF_Eu$FA2~|TK*F)=Jlv_+F1ZdFe0H&fP>j)cl@?}v7_Gy!!gjP#ymM49st6+O@+G=4K%MB=L3jBC^x9h%Wcr&t;C;J29C)_Md*Fq}exoANuYW zXAo-~KuWyB51_qUAM*cjE_B!#Sknah=rpng8P3=K5u5|!K{L<9{Ya1YA?But=PPLI zcNzWxBeD*i$v49{aR_Vj%+TV+W}4|)R~tJ|iajJoaSE2a`nrpI7djVcL35DZ4DLphD^sn!i+#wZ)ZrgBm)m6A7*x*a z;OW7;QEfUd3O#cB%ke8Z-)68P#z4{+blx({A%`ffo;#?NzS$%csbgnjWf4|6-BWMt z=HAV22Fud-vzJqzQH!9BZ-zG}sL(DH@n{m)aCBwhHLnq$O?iqrH;HC5Wow?lgHtmV zebJ!LS^@9ic@dVAuknDAgEn@1=oLC1^^We3U(X%^Q{XnC#`A=;OOG(L#97!C_0Go? zy1+?uA1_^N(>;5b9gS;n`Fre&jCfIHVKfpabom9Sk}!u`whVAp%sUf1RN&5D)%ohF z!Z!HQ1ZY;+D}0(zrGibh4)HRM%J7oR-;&d5RzeXCDey04_IUP6s*nl;x^I?axES>| z{{46=XmzJ1N?h5?t<^6+vo~kN`owWKJZ9%Rl(>8wEPU-<8@q2t1JbIfb#=lK|kuLUsPJ^6R&EUz~U*2Akj+pGf&-|J0ITi0sX|`D{wQJIX pUXgz(d&sLv4B}L#mVm>dT}n4CM{;Yt@-g{spi*?n7muDk|3BAKxbFY} diff --git a/example/university4_sky_masks/000142.png b/example/university4_sky_masks/000142.png deleted file mode 100644 index f311ad180fe1f2a2f373c57892ec6c97c626a7e4..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 2005 zcmd^A|4$p|88^nOV<53Ht9@RG@tMO`%2yl7f#HI=Vr(}xtXWG*2MPEbp-B{U?gm6- zEG|ai_$X(4gdjUXTBZK5Wg%x)#SE4u!<^0{$+TY@M`dKP@2AycvNbWI(6IN2BISRW z9_f7^eV)(zJfHU?ozDBC4$JX^9~AI-yyG@&+c_SO{|1kjr#S`yo>3xv!s7|Uwzk#} z#`6C4AkQKFiH!HR-+ov7$1mN`Bt8C*uYTIT+eqg-jegc15g|Jw+`Kc@XEf0zwjCst z8_sGBbh*xV8?`SCxH!Kfw_oub<5R{exzrqU%lQzwfzd~mBCoL$x`9hV~B@6m55 zI#r?+e3ZRs(Cv+GB&9%bI24_vtn}!y{r6ngVvFI}DdI!@y;kO zne&6l?r%7LU{r*cVT%NYgm_O8Ij#kDFEVGFxcVI2Nvm09{NKquu=Kfg*N>3vJ_{#B z%_5iOb9G=;o9o&utWnf>HVFf&rGT_UVjbw78$|Ap&44|A$09g!zNfn%XbSV(-F;j( z8L0a}J}+)_$qI=}`p@OBoq_PC6sY-S#i$5T4parHWwsfPZ2;Qd{PyW0K8j6p0 z3VkIo2T*IQA=9o>Vqp9g(#LbZq&eG^Ic%&K8tWA9!|J9{SF~Vsb?0018Gonkn4f`iUq zNvlS%mza<`$z7A3T%Lya zFG$L!+DEf@*lABMy+MfUpBtrtGdzOP!cb$Qlp9gZ?u=^X#{ zxca=5F#{=ks?-^Q@l zlpGW54Y)ccFLEP-%rV-nPA3$@IGUq$}n-3K*1+eR5mjL+73sfW2WPi|_v zlKoWowZcNK37F2fnRpwr_;aoIqyw&EY=91uEi;+Bica&y)r_6cmWOgf(&a5kOBdGD z?a3)cK73&@lXaFXKZKy=N6^Nr7{mFQBq7&^#y+8aLHoKPwHeo32xa~$NPeZjp#R56 z*&vG!7-}zl0Cl1UT!0ymyBn_PZcfLF3EgXfBPkJ-YKV9@6sZQ6)KX7B^6)V2%Zlwy zx7H-P>FDCPWQ(icNRqVDx!IoBo2$~pBCIF4lq`R(l8x5gT+mIF4=3~Y%?Fi4M)4Fd zWrqc?2DEHIOMZKg|6;7=FVIr`L_cH6%+=AqF9Ji}NF7dxW332Tndz*1@hiqw`p(R( z#8rGKNF7e~#B`pVHCfhAfH1Z+dWW&Fq9v}`5oP9bWfxBg>i*-;H*o)Jo4KRyHrn^u F{{R4+IS>E< diff --git a/example/university4_sky_masks/000143.png b/example/university4_sky_masks/000143.png deleted file mode 100644 index c42a839aab0857f624330997a6f79a4eda3413d9..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 2346 zcmd5;ZA=qs9xr3rg7`ADN?WbcLSHULp(Inp-h~_%aOB^^{yLcS>UPZl;O3Y!B19oIZ)Z~o8k_xry*O#}OERU6lDThHNeHd-we`#BuwJq{;DnFat(Da?Dy;iM(36~<59 zDgU^iVc&KTzGwLR%2$8U{I$dG`CH0+rUvoRPy(g2P&gCmAl;>56V21?tjSZKlhcdx z39Q6wlGNJgm$EgB4UEzus49Actme|E6a|n&Wot_oh~Mtkr8x?0Z4x8#MFu*}q2+|y z@%$QE+ZCUMXsu?klCg>+!VDxgI$0+} zD|j+}xNVB>@AJY}#j23g6CRj$sG7ywb!p4HR$B5sxbqvTXb+vQ=}cK<6)r zDh*}+8PQ3{^Fxd=X*~nQx|fE-7NSp)-P=wLwnLqnM>PkclMPO(-Y3DIB4$ttuTr1b z(K>+W2io~*3xSX*=y)D*2t1H;Tk9b56B@^Th7qDsL6>luYh0=qR6CiecD)Qv{HGF4RCOFR|N7CZ9_UI)4d-hAqWWB@D&PBYyy_ zO4ADkIu-a6%TPgPW8IDRG0Z7QVXTpWnb<8Z$&^lDXzds)+Q;e4+`bT~2k8jBQNAsM=!tIoQ&RRYy&{9%o7dXYjglNr=!NMFbT|7V%_MpHVBgZwYfq+WCC{e=wVH0#E&CiDng{2rUu4uNZ5_)oKm_G*X0;UoV) z*~9*b@D-Z|7`MGFpO9DpEQ{sR6w?^XdpTzAigTgxJ-~AUn+D0s)=Ik9WRZG&YralA zfU$1vSAesx=UAK!uC?VYb}}7(Mk?h`TE?)%H2QuZ2xOLw;z6!fgQSf@C@_kfwDZTx*q704^Kj^gQYjn&!Pc)U9mG2gwJ8U8^(7T zSXzx3Xg6#jo597sgwaC&t7ppp2(%znQ)ab{%YK%uvsc}PnNaLJsPS%)^2!#b7rn`i z2%oZT8;TXAFnzJr)HVIRqt&jSSRFt(%LgLqG3huv6!k7x+QElndS7zpXVL~4FH!9m zGJVemy3yBip3ivm1TP0RW790Ux|L0$O=vPnEZ&+IsS$xEA|#Ju{nUD--gOm{ zqkDQsRK*d2o(RW|B#r(Z%QZ~?_=85}*)Px2`hGsKaNKWtRK%_%l{bA}CP>{V~56>D77(AMJy}fW zlg-HCLZWc=GR~m`>FRs#LlMC`M2%cOj;w3l@c+N)%hnBrD{AKBq}iVcB>D$R5(*hn zMeH$``9G3vikXqk$oa3Q0uB6$n3T}d*|`POU>v{5jRX?J(i|Cl7V2@U^y(MlRnY=I zD(kS#}pCH|KR=&l;T3rehlq) z?Yo%O|MZ)$dqNEDkkl)vDnMQx=j`r~Li)!PoG%g*$` z{#TCDT{@$Lw23@`46ggZz0Y+)9s`fl*ws$`O1!z+CLo*1=BYJ}ax7KWVOrS&!Yr-} zh8391rVfhxEw)S-;yysE!$Lh0+32N2mt1$qD}~PwT+yQLe1gt|bo(Wum)JB~lK2pr z%jLSpmd-On?rp?1tabK}u_L7$fvqs*W|X5}CVm&QIHAt1^ACZS5p6(%7pZp+N>mqB z6VzoUg=NN z4b<5s50`}Lxb~9z%l~|!mTK&PON3N!Md?H!v4$-H*C%i z_q^}>JkR@{r{^Sf9jQ6IZOhNL&}g)6Rh8w(Xf#F&jYgL;L4u}br#_|8nCGg>4<5JE z|MQS#iqvO5(EWR}Z=V16l^=&ka<;CY!0jh{bb^3RP+IL#<90dJ9G2=#ys3df#KLK2 zqWQ=gto5>)$&oBz9x|UUOo%4H_yC7LcOW)3ISh#%|`{DeA1nlG1wW(e)%~NS>wIti;R% zA>@Fc8ZqS)ZLs!_TiGTS0cQA7yNGdEJDkjLfr6i^}X{b7whEIp}u<+1j{-0RRr zSW`W5_PLl41pg4cj7%E@pyso-vy!oDtVy|AARbP{)L!H+ywvE}VlIT*dE<{34A^&} zYejMB`;v@p;Gf4Qrx%!XMzA+7<{m^335F9OtMGj?O=!*sB5r4_k;w}B0PdN7b8l~b z7)aXi{bE!P`pz4cg=PtW9meZ%P&leL?E+CBFyk(qEtyw>#@)y>T|%~g!t`89Z0ZF)^&y~7_Zb<% zfnWfcPJ1IisYqbjOi-N6+qsA;6S~E=jO+YqT%!vIbS65erB>c!inEFUy4#~p(38Z? zs5}8C-9Xp~gs;~>PJG>oDSN;<0CC{gV8U!c2lq)rFe)96_e{mtLh)AVnJe-1kqI-H zk%^y3;oMPyaxW=QoJVaq_m013KF<0)(cqo%oyz5W(h~H5lkDt$?rSj#&FYfdWHDZf zOXElX%#iMFi9D)*xL};kFDbv}iaV7pT#P$sv*Fe_9va_6-tigpV9=Z^xqmq!0_FJg zI0k4MU;kX^3y9HUSf{cyPj{}GDIQk7@>2>{(AyZPHtjVZfO5FlrRN-QM{2Rh$xQJE z3hoI&&~5(pWUSNn2^i*=5iWlNU;hia=DY8HiM)+pEe4>z=B+>*_~iZixrN%<0-bOF zz#zCHDU*vZOl{)3thIryL9- zMOjQ;^282C8*kMn!h1~DVC>*6eG3dcS9?B6BV|GFKbf#|Aq>oK7052f#06xX(10E) z4kFehs96$N2p2Nm1U&6q-f^hglb)Ygp8Hjs!Z)I1@Oo2}o3eXeqeIf=VTaE{)VZ9 zNU@y^26VBW2Gkkb10M63HK_x}W&Lv!c3o6@&kL;EMrMT6wv4EhOr@MLc`}2XwpW1c z_n@1I6nWYrvS?#$7&Rzc1>0qvqJXY|LCUdq06BxMv8+OLr;Ex3oxbAl0~X|l>d{GO ztStOPe-NP{Qr;=b$%>v*%qvP=y4aB8NVj80Sc)CPF5v2(SYrcz0+~CrG>+CqE!3c* zbckY-GR5j&?U}Y6#44fyi>tz%ii`ihW&K2tq!C~D@_E=VSc(GV1;^BaeCsoAEvhjT zD;{X_7f~AVHOx(Vmz@2E&%gF5qQ?0DTUYRk(W}<8whW79bY#ZmSJiyDjN*_?+7=-Z zm0xXb#jfB1jhgryX&en$&qk%Q-)K}F+#k-4UTKN^2q4DMF{@JVkOVY8Cty;}g1Of$ zGa{n){g&Us#df;d$m_ad>u)fFHwV4MZU*)?po`GWvd*kJJ%<-&=7*4x$4p~keh&q$eR%au}H>q zmzh=$_EAPeUutY2MY9j>a(zSi0t)fx%5Ugb;|WnzIyIz8C0yZMp$>j+`3>Ls{%?!M zTn*yaY^($%R`=CBvWsjMYdXgDPPxxfyu|)rLG9TZmBnJMHFKv^%G! z?N;nF?}oe1qUC|00|e*YPc2$#>ZXQHuqqvr_8pefTDofxe;Zm+jdi1!fZiCDx3xq+ zqXl!&BQK%3@^p6L9BA8Zzkt2)l%Y>lV}04VO;@QrvWSWx7U5&p)3aJu$&s02plO@1 ze~J-YpE2eD AH2?qr diff --git a/example/university4_sky_masks/000145.png b/example/university4_sky_masks/000145.png deleted file mode 100644 index 1bcc0a493d92c4dea0609e0302a972433556f2d1..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 2911 zcmcgu|5FoZ8V?~z0zsC3PbZ$zeo10b`socACZtg$0Uv{78 z^L+a}&-?5&~;49e+v86Wm*WB$a%_KiU>yTc;;sD(#kXfun6KvAG~E5AL|Vi1EL@2RDB2P@zql;~Qlg6*xsrH5jwaCi1kpsie>Bc&S-wb{ zwT%VITw0365?jg914eC+N7t_JTGbBPXHE5zLqb#ivXkE+BGqN+2v3vMVQ_xFyIzxp zrf55i&i7Wuc%F4;ahvo&x+jWD%RMtunkL!w?}5zooUy{h7E9&T+Y>UnPuFR!pDT2V zb_a8{NC|PwQaP{~kps$oW~scq*q4lN4ApCg_Dn(mvg>Lz&t%h|a*C5l_&$6d9+p1G z4sSOptuSVl;YZOI4;FicF5@ES^e3WkG0P>PJfEqlksYzn)t=CD3m|x zL6T?e(3LE)Y&wODE#Rf+gE}QGHS@H~CpEnbc;Wx_GrC(MnZa5&%L#60>BXe-d7*CDrg+J`{{31eQuSR#n$&mC*?xa>z)k*K&ff zzv9MZQk{QPUEti|ZdX|ZY(IRf4ro*E_EZN}rA5jSA4mGKEPO5-tJ1d@fJ&oEjr+7k zaOEMWvsnp9B3W8ZpKSW{888VP%r+rdtOV3rKV;<~k#f-8X2Mg77Lh;dcsNr+``CpU35BI~ zVgkksmGmG~Y*Oo;J1*5Asb+>Xmg0kiW zZQeoBm|QG#L&3te!P!a&|3aU4Cf36dsBDnol#eUjptyNa=aq7;rc#U8z-Ee~)PAy{ zQzyfd*qYu*Cdn?che`v7Cd$!@<Q*CuxSoma6MA-N)Ptb z9@NP^xQa@vMHrT8*j0--#cixf0KRJVl213xk&HMd6p&2PgB?EXzYs-!lW&uuP(J@e0vt%oi-5_5%6#gU2z8H57 zP**HHa6RDYm%9OtTKIxc7^+}8QY@MMRdct2`$@P>MZrzXSwzR=a6`|5`Rz}z6Envc zVFX)%Q;-)-Q}sN%{}|hYpF@w3Z(lAw?`nn*btOsfVox{l;N!@zlK+?BE<$T*_3DE4 ztMA(r13tcVgX)=Cz0;ZNm{TKPNI*!rV^a8B(ZcEkOS{IJArXZkS zY?Aw5#7FI4O|}qK+^Oj;iLhP85}86{x$-An&ndMsd?4(j^yKSvcPpLq<>c4FNZY#T z@UCzwm@Hs1UmpH^@gluDUu;XqsK2f@bKh09jDgQ=4O`<*w71KcskCgO(sH=iV!8)h zmc5f*;F|1(m?`9nWDp7Wsm8NiS1VB;zv>2d8av^r=`vuIE}&j(mAkR4Sc4o+=~C6J zcRotbAYtsZt`?8FxvuhU9+`K^To$vKE+qV2n26AsgUs(90ao(-z zOvcNk({=pQ8a|OJ0fIqr;s`&>9@uQoc7cZkJ)G&hBU$tR5c+w(Y9iBZoWBTY&E!iX zZDNMznLvv93S3VVKJNORrsXaxlG^D@B=Y^`c)sKWd{n;Ru;XQtTv%nFOw2XUpVf8N zaN9Pw5P>)khrFhHyqk>-WVRSOVENB?0@5Wr%N~d}ms4l;N?$y&fmBl!CKdXL>PGiK z=HTGmCMEGOYtRe!Jfr1rtxdM^KwQYiV6FLt+Z8K+tqZX#qv=NU z6S#tXv!K(eG|(3GJNS~m2@-}%?+5=RDL3{dT%zE?9vZcz(@tHUG_*u2*yco3l^Tou zk~!F;h9CEiw`LIgdOyOGZ1TZwy40ev77gS3G=qp*RZCXWZ=gpNB|QkomOhBkdDISG zB(*5k+bg?fHZT$NVdQvM1Sc0GIpsZS$esy@!Zg%#vY$$EXoRNGzabl#NRlW4{Mvb+LC2b zMEl+%u9GbsvS8?a-(HhX#D2u_k)=aFiB#S9`tSQ3fhpDjah8;=-`$47vyV zF5#NF(e8!6O>9_wKTtfH4zO}c28)Ky`XX$7dG5++^H0>jX3WxSs$A%TWoTf&AkXD{ zOZftdw+wmbi}Fxk(^v|fMttfY#?6uj1YUk4V9e2dl@-^re>(xBmH?Be|kKo0vamV^LY*u)glpe*l0L(D?uW diff --git a/example/university4_sky_masks/000146.png b/example/university4_sky_masks/000146.png deleted file mode 100644 index 1a4b199ee68ae74dfd33faa7f402a5b5de6d816b..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 3139 zcmc&%;ZqZ58V^gLFvuiw08riO}HxDQEkfxc6%vy?mmEXl%8Q{dcE`1FgFxNi}$X*FZUPR zm(2S-`+I)R?|JumpMB$hsjg~c*0WhW9&e+i+VnDy2d(GvGB5#f@X93{W_dhumc{hK ztFDZHeJ;fRae&AB{QjeYKd40?jCJn(n}iwGuf5>Cr6C*e3DVNxd>jyWH6o+NRBjXv ze73S%z7{4Mki0aGxwXk#?swH`3F5#NOu#REXeMFbISZVWkM9Qckc66D#ry9 zXt8GmM~uM-IU<17xP>NijpIEuz+lR5RQzMGA@KZI78F8OKU8=v=6!)DV za*;s4tP-8P*^^A=I+UX%+0dPK=oM^%X z3;BAHgoBXm+YGvp4Mja#yPZq3o%u-W6IpzHNgR%SJy-2*u5re~<|L6F7ob1e6>c30 zTeL)IBAm1<{jreve5A7|N||6T$>7g{u0`}v7HOuR%d}CHk(0H3wWeDej`Y)74Ceqx zR1qW0n7geI(F)AdDt^4?b-rHcc`E4FtjIkQ9(5&1j(ra-vY~-~A(bRKEz>m>xf;&F zpqSpm=^r8M2_Q#n$0Gd#4_82oV#wc<3^$CRjqAB|XL<(F{dUzTkz4TRxf<`MSy7KQ z9Qe%jCty_7R=l5t#$ml*Gu5asZ|cbI*nx$c`1qiuJJu&Ye{tfX)~?D^fb^D@Hr3>! zYADdxF!kW?aF`zBH*0QLCEuhRg-{EE9(fUh_jokE3zT?NXq1t=Wqmhcm)hG zwn178+ku7`nXT)VVv=ygWwt9g!p-i^?H(fgnrzC1fhz8q=_;wf?J~m|dM>;euK+@F ze0?Jj!NqS3KN7AQ5z2(=A`MMk8E4pY&`FI^;5LLn7OskK1mq1!Ou!n&4B-SZNBHz> z8Qzf;?sR*&lv^^E8oNQqDAc-~5|CrJU3rv`3&5#N{8xjPJ&1U$cEw>`#2<@_Z*5<_ zY6#6j9tqHqGJQ5@^&Wb^bN?XyW(H29FqDDE1&&hram5T<)9p#7KtHLcoceqCAk$|E zS+p!lTI_AuT z>Ou|GIMM=~&FBwO+T5)e?Wa*9%-3_l75IInvB-`E`URi`$sVBfR1R$$Az-8!BHjQ| zld4&~&aMa;>%u&n2Rz?=u}M@Gh-&p^0e=$e{fcmnu?J}zP=p+*R&yWR{1p$!@yh#%DK3)QnU&T*j>}9gS3OZq2z)N9PUX4@DQGFHw>e9a zqFiRoP5A-G<0sJSjegnD>ZE6k+nguGs|P34l7dnoq3dGj-U)R?lG*{be;H-LxUzK8 zfZ}KK$F6gDC-W|~5vW)hQq6`N@J>rAlLJ)IyO@A0;o9p=XK+MV zBRaop;U4$~^O+mmtLhaKfqwcFvxn&$>jhO82=5@0@Pq2tpTbuTSlK*P9^l#|uYi$C zIA_&MHq5(Ym&I!46LKiaa;ib$<|aay`|F~A?A(V+k8R08Fm}#&7O(eA6kHCHaxmQCR6x=X!Rvz zHnj~9mI!TpDCQnqC+pY&FV)Py2MFUv42*WqN|9gWE~yirRKXqDKiKDu%f&$cgGc}z z*ZEL;=ACO}bf5~q|Fo@Bv6+`J^KzSsg>Da-VCrC}Z80h~fbygd0K!#UH$#m5>4ujXGAih%G5!r{7fEQh5jDx6E~^op+S02gEl@*SeNoQ55*^ZVOJ6 zqpT*Q14eZ7y|E2T#WAVx?pp9Nc|P&*pTXu(VC9e{|3a)3O5chYiX5_F26`@OD34Mh z`Fm$^d~ z0O_Un;L`t%AoTu85P`M3rdkEDl19$lggevcfI}z4Ck~IGo4zz;3He{RT1PwvY|$Vl za@Dw%$gU#tgGL<8$#&CJwk%It{of_HS45urXme9&f9iwacZJ}CP?S2`M77H6zcfTN z?M`IaP_pOIRf%K~$ z*S_mMhwh4ZkczhDOxw#v=`b+6@T~YWgyQ(tp_U*YnWwpBkKj9y+ zvDB*klzKB<5Bw*`Tpd#j%wpngfIp60xfDAQ-;hoQe~diu`|gc9~d*T^SAj7&2?ccZNw#I#2$nFmRy%UPE^$vi6Ll z3tV;M^=W(|aBFgI%ecTpoJd{j#MXF@qwFWVJ43G8io8e8d%aDy%j$(tm#?{W*}PD* ztgb+Y&Vse+cyW}PW-rfGI_lYC{|UBtMHJi`s>F&|M=U(I!%@k8pV$-kZO||8z48ie znNXgx=h+`j{hxz2PI IZ~4W40MWlavj6}9 diff --git a/example/university4_sky_masks/000147.png b/example/university4_sky_masks/000147.png deleted file mode 100644 index c4a7d68ba6a0f49e936651d6d4175480113befb0..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 2062 zcmeHI;ZGB39xjF2mab6f3axZ?>P%@CSQUs$L)RGMn6%^f#2$v(o4(b?k!k2>Rcahw`iAS>EJ5JlCg1M%BUH5u_f_TNfseI@Iya#mF z#aQyD=E3+AWjpUR@Y%Ng3a-`ceL$~VWF^ecAk2P<{hI9o?sH9OqdkDVXSm(k?W`dp zLS`Qz9IE?D5#7c94iFyUwvtA)0&rHL9(F&dRFt3}r|2_)wAqH9P?Ue~@5lQcHAK3C ze1jq~Mj3&hDxK0H$LVI8mzQZmKLf{``*5u)3TbZ}J8}&J+Ho;XTal!Q_@#BJ5Ql}# zQ6PV;6g8#j$(7)AE(XGeRssjcW5&l|JHZ(kb`Sk8N)|9TOJpn9w7XcxBu-w z#e^&u#2hvrEMzSyTA7O~$u!XcPL#AFcDwFitG@sZ0Q$eZv2uD+ySom^gz$4*)K=7}qM* zC9mL_Lbn9sD<0+!`CIz>O2GLVA3+gqSlKQEWj(r!ZG#Tv0{j(k&qHCL@MUWU55;Y{ zS2)THX}h~}K*9IK?}Gr-x+1Q++Pw^}s{(nB%L`sPog=;!xXb7uZq9jGGc~wMabqtK z{X4GmXoMSHka5hH;?X83S8jkedYC7=XWRnr1_oNohHfzg7TQeb9(ZRUj?Aw}3`+ua zCwNYYu3NGP!RrY-RVBM#reeR)b`$`3ZnS@Q)Di-X_P<10sdtdR2z*224%);|1;_%| zJu01a#LcCdaZVIcgqe;I-fm1WL!?z{&nHwuug3T+;gypTg<7!pQzkp5g*Kc_i^81n z#RlJZOZtGt^S~|RZIQc-pQ#KBkjC^6R%P-s;`D{CmZRc3h`0CDEh3_bz&8`4a#Ex) z~I8`UK9c0x#Ft^~14Z>5BMqRwM2eZ_j|A=l%8Dg;b05K1`d|&L! z9~`PBqCx2ahw019@Dw|}wrx(K%deFO?t+93D*VDW`g1Ex3f*IXbI$O9+^+C5!Q6ZW zGMN}nznk=?$S~-2dHUz(XDaNYShcQ0xeBk{2b@3S<%(7KAZ~^G1|x^5>+D??Vvmu1 z+=wphl`cBuLbk0mQ?pT&4gi(3S}mv@V;aWf#vWpwxHD9bh`-B* zHdKnUiK=AP2gHiRK8`JxCi2~-^qhcgiw8iK*fou4a2*NLyi?Fl9z8h&1K$CWx`dw2 zhHP&)q9#yN4R>XJ;uh$hb($0VQ88pD?)FyhETEfm5^TF5I)vNP%}^QBp$SZApC!g) ztsq*8oRBR#78ApdR}`z6q6)hcAXy345st3TCn()Bq!++*3L`s z{eS(>4e(2g@4wmh=`=OTcA`9e2o)DEX8*|Q`zJ`a{=Ce+hbouN4Tr9tg~Y}8vS-*M z@rl^gmXj~`qg88%P2{Q*AY{$_3hAaKt9m~P@1<(hWh3887g(!ii(MYHr=^(du>X7e zuZ^elWba#4LrcOXwS)CYwVV*Kw`TOvj(Zn|PptX=(_2}b`_UT@ne?}HColaM$}XSr diff --git a/example/university4_sky_masks/000148.png b/example/university4_sky_masks/000148.png deleted file mode 100644 index 37f12c04e8386b322e71eb927462c8f286275957..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1796 zcmd^A>rYx|7)MH5!F3{NfokO(zMksH;7BjzXdCqfnA^lYxPvVD4Y1Q1-3Xovb>qOM1JM^kr5P zm9`Z8lYgw)zCN@x{KqTK=M{y@h=aprNz8)~%1`$7$-LjYl~|201x8}3y{xnHwq%;j z`<L zCF{#rd*wb8abX4Rt$Drmc)HXD_12IJ+*^TXNnOI;BK*jb&K~>$eT?cJ1TzA!C-O}A zC(cWz*G4=^*2g-V7OL*NE^&czOexXuL!lf#?!Zzw&8ZdyALJVB%4#Q-DIltRLaOf{sp ziVI1ww04q#KI)lR;R0Kw$Hu{-1YM6g5mnvV1tQp5o7NmWjCKJ^O_9O<5^&8eH-d_u zwJM&2&Fb<8o>i{4EspE1DqfbVKqG|!##*a3mH0+LTseeT8HPmdLS=a&ESBG~#Sny@ z2%9oag2KwhF*gWMMIMhSAh8Vi+XGW>A256|<}r~G@8EeE;23iUf$`(Ss1_XBZ$OLd zlii^H{-?UH{@YC7k3X#(NM9>f+scl__6MvO&sQLu&DqMan#l1!J4ak@?aUHJTkL(K zaShSX+Bq$VF58>6_W_2Zc7W*sW9t73DZ<7o6(pm4R3R2IjpGS(m@o3u>82tQsSV6P z71@Vb&=A;Ohr&&*3FY7gj0&b8Nhfj*Kp$1)4Gqv-12i`=(9#^4t0tZ#nqD1^SG9J4 zSzjO?R_;RcQc!jwQbQviB{D(w)(Ncpa~724kQgXbCeo{ulL$dJscS8fYM(g`Asjp()H(PW z!G_Tkm~=%YjF<`eM@&sR!Nx!OJ3^lL$Ta2w=6HS?6du+M1A9hNET5O*S!-$a$TNguCs0lnv&vnc?RJw!np+^?M{? zec%yB2WnYs2Lxq8@)|@h`;P{AiL0=!+!cg>U6zwsY-(UOA-$(apGGWV1t4krbQ_wf z&$w|>u~Mqqy{pX5s6e*u+tk=d7{-%)1;o}pMgH!YO`3nJeiytYK$jDAR1=t^7%2Lh zq4;@-xdx8ehabbYaf(3)S8$+hx~UteKG*^+*h}gNfeRiyxDY-}qTSFKm_!3H7@*^T zlrI`&{p)DNkH>Ojx#3joz9Fvi6c6O}V2}NMxTT*h2{-lM(@tzO#%&(Do=seiSMKIN zoA4Odz!`j>UV(579tKi^Z*^q}OIX`!;ItU^Kv9i2!t>P;-?oEy@fN_y>t0r@?6lu# z7>bKyxsev%fn>CVc#l~;6J<+oSl=Af`)&t%urcY(FK($mBN{OCI(!eM*Zzk~j6bsJ UkRU(3aFD;ZI+gn5yzRL7dxhx!a=d%_56fv+E^$F{Zh`7!V!qd$`y83zmCv`942B z&*$?z&wY=0quH94vLQtxk)+ug>UK#a(zOyvQn3;kB(;#@zC@zvwbfa6`;z{=orFsF zW=U>8ep+}V8_FE~?u%!pcISD_LO&0i@ktGAr4{8Xr{p=ul(aQrVSKwH=dlaq?-_0A z{DFBx+%`)dvRyQ%nmwCJRl1L z!fviIZt&EGA#PK=%~LxF;g`w6kYGgNiSm<;bQrH83&TPNR}jzkEVQ;Ccy^Y&Iq;Nx z6pVa;T@W1QM~#(RPBzg)vuo)|b}kaV=aXn^G95X?uzT2*8!z)L*xTK;IQfw1Ag#ej zO@t6k3WztB04~C?!IZJ$9t(Xa9qh}GqsakI*2$`(v^Aa z9U~l{)VE>%fX32S{GP-K);6yL2j8W@#UG>hK&DQ=EdbF9dK;iMHyA|(yNJ`Gq=J~M zn*{;;n^d?=+bME=pIt{8RE5bP;;7ciSh{xrYa|sbvib%4X+Uob*Hx!z15sF%O_+jb z%+g+;SZ|IXW!jh$Log4}X5i{jJe&5LSL6D82IvA0%SBnxq?}XRl&i`OXtyU%DaMy_ zb@(tTs}`$eV}oYK4{GH%;Fozgd2o&A*|$-flk$taozvkZGm7hgb-@f{h@aB?O+Nz_ z>2h>5CmVq{3LG|5+5E;B4nR&>m=3={OylY#P;&~hN`>uCis%ttR<8qA2#wC!pm-cp z^01SAYZ@W}biGn&9^yj4{16|ObEgjglG`|4Ty`6vpQN&TO=MqE+0+B*V^}v(}ygPA1tH3S-gj?Cth&ZfUffoFZ=xXs= zy)RXY#S|gCD;H#4L=GcWlz4T39W{1+&2KbM5V{v@y*IQ+x{T%}ukQLxmcpBH#W`wg zIRt3jFiZJk=wqTnI{~O*O+C-{G5H6@PbYqrUqm0XtJ~ed4kH)P&Vdq8+ZgB$&98Te z+pkt6Y(2;=mDkaJ5G1trbgK-BqU9ieb?$pG!71}h2J@MDMh}>DfXw!A_lMnf=14@G z$6#n3I-}>$u103r5*Cv$@sE>ZYx>2_h9W>aG5~-aKlAS|h7IC$hiD$^2%g zJW(8D6~bN~3Hb8dNxy!+WKKt$rMz*);-m^yoB$%<<5Hy<0>K8M5HLRuxpnU3<-=uQ zT)`%xadV$>y}KrEXLh!P`UxSQ9%rt}6MZ?4Tnhu!Dc4JecqE+^Wb_34N?8HzOZR5Q meG2lvzig{-uA4v)oc;&Thd|H( diff --git a/example/university4_sky_masks/000150.png b/example/university4_sky_masks/000150.png deleted file mode 100644 index 101a8fb1b2d4e04ce0a008d362f92aa249ffe703..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1925 zcmdT_|4$QV7{9|-u2Ae3gtkP+QRw*%=oMr-97;=(HWsQka3w_Xpw^5nq3eP;H44pf zh-BXy$?Z#_`_aHLxl29w9+24dUK|M8< zZ!4O&#{!)%urg{Y4*)ScA>;*jQ})%iq650wGXPHdPt^FF!{(Tz)5`YvPgF_!q|aMQ z-y$~)yC^#`p%l_6yADh-HI)mdm72==&*W26T0m8lJ#N zgu143S%-VV5fE5!&D;)Z$HHR(My#3jKBpRQb<#&^Cfos(fvQY%X%<^EYka%Zx>g(A zPy50K2uP^PrG&<1$*lIdeA?DE^xJfAc#J8^mKNHMmh`&`#>m!DUCQ@0zgROXeY;_G zD-t|PLj5#f(oc>Jy%zqMd6_-y@6DMYUm{x7G)or+f>@C>*^+7UH93sUyLs~KAtpR2 zJR8iQ)+bwhw8PxopnxMimOFVK<+vuDFY!XDBVm-0uoeD2s$bOU{14k9+uYoS2G<3( z)JU>=T=P8#q|;H}+y--{1a3k5#r}KgE(nyglV1$6;fGq<3z0?GbJ7Tu*cDDT**;#e8?L<#bmQ-{(JK1 zC!_#SA&PDv-h?%1wsAjLxy^!3SwNn_Th&Hf8n?^nH)wHSk>olSu|Ypc)L-56D`9N> z{7Jl_(-5z;bWYbUXVvLkNiXcIJ>0=;WyStp-GFAg(NPw22=ZV8l_=-VfqZ*dcKGH} zu8;f*+-#Bb=Y_|BbdaXFW0qr03l@>YZK(}b?WNH`m!uH4k$L#61C18Im7#&eWc)rB zPcGdiZHexueZYOEJtUbqOHM-Nslx|y781&}7sVWT6)3yJv-t`c0?#Oty!Tkm3m1t7 znlPN^z;+#$N?w6L)sdTWOm{F^Pv_#4YXa< zAyC0{yz}`x)y^BX=8kr0_Y)tP=?c9IAJJRkL1d#B$DJ2&l=T7unue@whD^qZK?R611rESq(H*e_S zH+E`Radb#nK0|~?@LxsIW0)vf#jWKZb*9ecVxmg~XvPm!L^(KA%jpw57eNT$jY?Y> zch9`u6lFtgusj(jjb6*Rqd6}`gvFs-i zcMfM#JIF8Hxt@Atu6}PZo7#cPC!@Io5;`R~7HW;yCQbQ`>$G#LOoNq%Wp7+go^`XU z%HKS-!7$$=tp)dQBGTX-l(C2UP90PTqhD?r#Ui(zgKf%(@#veUzS^>Du&_q+;lknn aE1be}Xfo@Rd0iN3swgt)5^@vx;Lk4lz+7eFBdxTo^hQO1DDKxu0hg=bB z6qSmt_Ovi@WWQTKf+fW179O`{4LN`4@Iaz4o8#nk$%FA9?I@N_sgU(*$!pGUl5 zL4NUToc@_ZF1j$s1lA%i*+!v+l(?bkn_}@c0aeWwlAPcT+Jy_=Eb*IBdX{5cu#^A@ zAY>%Yjj1=>r(YNACCQ&WBY0=x95<;?R%-gZajpXygz~)4v9DsOeYSQH%tj!IV~XaA ztKo8QJ3A)-ZfVWs#_s#3BNl&W;@3o*y*EHrK#~<#Z3%rW`HAN6NjzZiC;@lfIbw9* z0^jZW$I@DgBVNyuM9z91VddCU++n99pqR{YCEVJ32dk_p2?gS0W6<1W0uDbW1r8zG z4wo{^ajcS$P%8b^-mfvKkG~lqToWM!G053gsoiBoTUX|A$I;N}Y)UmE)9fx#4_V!^ z4Yx}k$;Up{+>sjU{DGw^$!@D^)FIj9^fyKGIf*PnAg+*5<8dy>nIoA>4TR1TR#Vpj zh)osX0oM#zW^tF5hLV^X53syFm`u}U={qN}+N3LSQ9Z%8fouk(J``wf;v%$PWU(K$ z4(NE5B@S66&o(zoU-Un>NkMqzwjmvBC`g*v?l^f#M*`DjQ`FOvw%eF=Sg7@_|2~rn z4@PIOii{nT+u?cM<;=DvFhx*8-sZ*j`aVOuvVoBgJ1qi*QSe3pP#soK=1xkrg=7$r zfp|=Qjrbz~;Lv5zbzf*8C;xI%{P^vm?hsW@|NH&I_#z_Kb`6njJhgkuB+X&V+%-4FA$i0{lEN%@8mp#Q^m?~f-`34(liqtxDTfxrr;ykUd zhhqa-=pEUPTjv{rvWlLOsdxSrKb$CL21$l1=r0}2WYBJi1P8N|Az4VNj@g-AZXJ4% zLXTaU8x0+Q8;p~;*qhO{Oavz(%>27k2LXsDCznqxbG_E0aWeI@aSQGM-0l?We*|2< zN&FKm`iukNQ+f+%^i1~lz0^lcAQCILNuewua8@3$!x>|~=5g~tFjM1>V#6-XDrWjz z7RXe&@4W<6cqw_S4l%tvpWrhPWRJfCi;4+dq1uh=qYcuw3)_FDE;!^I;(-VZMm0B5 z2q50);?1uxs|N7b$G&B0eK|)u?7cGvy@En}k05SnpEFwmSwK|Z@5lh; zk%25TV{4vE*X{3Q z2WooY6ZOyKx=`>8HSXF z2aZD3f^Qy7dg`XZ^w3}Le`I94aUWjWdmE%)F@DZJ2wo0N?(kSRyIx)&8ci`sVgIaM zD1q`eBZr*1*7`&15x0-0yCOPbfGyZp^TauJ+9*h-<^>BxkrgL?ldmu|KT;cax; zRG09+N~{1U>```0yBpHr6}N2+BhX9G<{|hL*@2vj+zn^vHuuD#K5ZW=na*O6gEd@hRQi;9Co1%AnABkG* zY3|!O{4-ncBwa~eWK)HBGxkO6(OY397{+9ecpbSONm<3!(x!YpnrLamF8_c1 z(km27?8o}YnS;F#hPkRJ^RdOtL12wX_Z+`z~sFKC!c z#b_845;R#9dXoU1>D_gvr8r6N6bh%-+r-UXE$7^f!kE!cvhR+gvw1@tJ-ugX|ABjd zvv0o7=lgv=-|y%1JiD|06QE1`WhF;UNLs^;T)lH6Pu?*=9UQOjE31gbfdxLil zdGk@G0v+ube8cl&l)k^{2|k-jW1F_LKG`EY>fha_t3D^ouKFTvQM8U=PLngiNGjiy z8BV@se>qD_97nSf&G}B}<;5At0d!QK{(5mTm<=q8w+M&ZgNWy}n~LnTysoI-H*GH# z1q(Fik4x(WO+FDVpGAx8`@1*f3)CmB_thcCZ>Mu+}=zS5y;0t6ypC_0t!X&9L*HVhwA8-!>nB`>BjAj3EFJzQ*^%qF3 ze!dVlcv)l~$iJUIYl9U3bgR$@;trwCIht2gHn~& zYL@x(6e$CPx*~w+Vfk{XyKTkD3hT+;#3kj+t~s&F{_^eE9^d1io}%&}rY3C4h|AbF z7QFPXH86wgS3ZsbcM(2MtmiWqlLB>?q?V z57(Tc>b>~WVyaRi9(riT`r4^g-^^e}3(5k-0i;vj&<7l{c*w)q4*_=nI&KlRNhN%S z0_wkm?8W^~p)w8}6QG46sWKL3eUhMH($7M>-=i+!60*ft1hRM3KtxqRP8w?UAfjN2 z=KNXe6Wr>X*sv*;jxvXWRreL$I7q*{!OJv3ETK?wIzup(+-;501+jJxCZWz?r;OKb%rL?FIIIz=JSkXuAQemxgdl zwFyYrrKZnZfSHck80%x49&;H@5Fi}7HV?0tS0(m&aZq*pWV{T2T5^Mru@iM(SgEpx zITIzCD+g)4v%)ImgX66K{aUKaiCGCFdx$j!)Bv*w5Y0`cYtPQ2j74ZgFi#n(d1 zJW6ryJ#`qs%RD~$AXu(B-$6ZqcKAERSJ{Q$d1DQB$ZDoQhc)z;c8bb>MeB1z-sc6HccaVYyHf^*lS@;U!ebin@7N2_UtqYi)v!n(EwkqXq_?sk4^w#|o`2gDQk zRhvK7lAIxa>rJa3i3jZIs--UKqPZ6g@<3loCKm&-=44&bQqM+k8Km6-T9p|mcd|6c zbLC8j^jt4s`kbgs6kyw-f!In2KtI`dN%BqfnQVzzL2_3(*k&K7dq-b6W+@suJ7_Q7 zs(wV}CD^onVQi(M)+zj8d(8#MFUmAq$0wrXTWk{pb%`@lfm>mCJ@F0;7;{qGD&P?+ zSl*sam}S`~-Y7U2*lXdhlm7t~4by5qP~DAn>TA(0E$Cv&9ZtO<`mqQu-DGvI%03$i8h&!(>P;cz!|}sSkJ0gMnP-^jIh&p9bmNO~f}7-IjJ5qEA8| za0m7}OLKo*L#4ZIW5C1#ZoCM|bTpJWv5~#hzD#&S_yf*VW<61_1s<8w!StW+)`yMr znn%>@6T0v%(r7QH{($q>%U7Y1@>w|cjafF@1YteG8>#DybGm>M!d9WB($}F_%d3kn zX@9DV`XaN#DOAxXSISad(#M$tn$pz6M8Oe*iG7Vi0}Sf_CB#%7fkP^$3JuWTWyYg& zCD&Pc115)xeT7Z}c|8>~?K=2WvAl+Yuf(yx<|Ro{3M0+^?%!F)`<)oQOy&jI7cg1! zeA?#rGX~n4irCy?W`LH&!mXIH=Jq%B{O9HP*G6LqTgH>?A{Vt)bJkDHno^t~7V3q9C!c>n+a diff --git a/example/university4_sky_masks/000153.png b/example/university4_sky_masks/000153.png deleted file mode 100644 index b42d66ae89206e2418a05833b91896c8c1c8001b..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 2070 zcmeHI{ZAX`9k*Qwb|~iHQjEg_K76(*5Mx8b%b;K!O0iv=W_e=^Z-q-Dt#r|O8g>;o zjf30R@j(t#K`Y*Vh}K9;1hV@w*c?b!b2%%OGfi4!D~w3zoAN_gB6||X5+Zw!{IWk_ zKTh|)cf``C%R2y-Jk4I%I7xMew@plqL8g;wcb&wlT*s7acRj>v zsm^T+cx+b^*Rh=(+$d&d`*$j&pB{CPvziSN)iROr`F@+Q3^Oy-YgpyvZAs%k{bij) zQ;fuO-JP!b51QI3ueTF}RYX?U{!!v^{8)8w&-%Hh_o!cmt@ubnBmGd3Yl^J>j`{%$ zt}NZNe@Xn^_Z?FZ$EypnvESFrFAUtb&k+CA7hJ2c9_VkfP`A9ttq}m7mI!g#Q{sMj zyNJ<6q}L}B0ey3*J(5AiffD2%oe^q_Rq-iB%D90-^i@bxtc<4=DG^(?g*tV$z_6*+ zdXqH=YhK450>MWG0eGICOVmp{$@L1-JTvhcNYUFP3}uOs*Z0a9*lnW()xF)0Qe>Jp z$d^{B)uj1~|1u$wyg)aEXn&-+#nRp9%Vsby=z<;ApywCQE4C@)kxy_CtPUzbx zt+a^z9QAK{arH_yD6sG$pV@H^*vIrMc>zxqAU5^Uhr_*&4*-~n)}a@e8jxvG#;S4D z2~ylNjOkb4{$R~r-~=m5d|sxb7DvJQ=E~SI)@PSr{I9R*#2tvyajM5?54kwdX$j30 zX4CdRkZ@Sy^pD$c8P{2nJ~hPl1YvGARbq zc$pXTJ^-Aiz5r}hlCyi97bdkak}1HsOsbCOu)dq~okyRcr$cklRAB|ZebzsI+%K1e z+GT3auB789_hU|`H2oE;VroIK>&D$0eA@3K9{Faj6}>e{CNhwehbwS1eM7GnE_bdE zR3dSy@0KqY_X6T+*m~fPg(ljb6P_mP_Ihu2L^5d$J$-j6(xs=2NXifijp^vt%lIs4 zcq(L1$j%F5p(9j&^(BL~ob4V0TP|DB0F$H1!EleSQ^4L@qCoE<{iHBvS`jvMj4?kS z6iIDDY?L(1RQVmX{_#3|1jsdJB;Bl8h}2~ymA?TJi95Vs%4@A^woP_{**BQO^?0K6 zS31jQKMNfOmd__{Lybv8U~1E~xn>4HL@~A2{(Q1Kzosu7q7GK8P0iWlym7_2B}kWI@Dt5X zB)%FQpEqnMF7gF@>j5j2;;?t<^ZxO9QG>AIn#~H)t?NH@9i>hpPY2{JZ~&&S)+5t8 zF;h$(Oul?`gU$(ChFtZklzTLT_S7rTck$f8ob+n`6nzA_h9Tx1XnkS+GaOrHLgWD0GO*fbkq+hEd@&@5WwT`# z`dF~oY5&6idGPys6;$Mmj?ZqlV3nnd<(?|Exn{RTdW(MM9@Rb{tW+$@sOyC<`5%8> z*n;gegX1o}%mxZu&IX0)@hJUg-M~&!{IkLr?AP_AnYdrLXi|IqlZhl-MtyqE{z<@- jnAcL8|3Cke32c{qtCze#`E2{I+=Xv=$I`Z-@4xaNH^`bY diff --git a/example/university4_sky_masks/000154.png b/example/university4_sky_masks/000154.png deleted file mode 100644 index f3b82b1d0f196133f7eb0d6e0f119adf6669e371..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1969 zcmeHI?N3uz7{AmqTJWW|^0qR#EiIrZg)&FUI$CQ5Dp-7*gwV7MfhL+jdeuM!6FO=} zX~D~F2j?A(6X=lucubbseO z&v|~o=XuU~uIsq5YDe;$$q0h%FjVVLA_(UV1WCx_!3{($NLoRVq%MR0(CMy(KfdSd z#C#;A{cY>&Prrn%^V;e^KmXFRO}SD4%-E>9da`(!G~L9zC0s1GyyjKr$1V3xFa_;A znIaB()QwsBbR0H~hX=*XC${RB9sKCGDsQ(fk2P$L;&mx_KCRD|mw65=SN6tnBG#Nm z_>U$qdLPxVH9|xEKD^3yI9q0&mrN9q0JHBI|DIQ>UV3oVZ6LgBrp9;$g}(25uvEsdnj!O7>bK$Y%<)OG>EW7MOt9C19g4 z)n2JKn~M<;{q78;p}RQcluCBtlJ2OnTi_YE9-9Xt^~z$Ip!>SPGF6b?0y-O2@KW>}lu3RR~$Oeo;PBU?r?cXfPm>sVj7 z6l(1UcX12PZ_V;XDMCyoaj^we-fOSCjM&8k!?xO&RW%ioI2d%Aq}uk3g_e6&8JHuE zf~Od}gX-t%iUinGc6JLf98Nn zbS#C-qwc$66wt9)(#g zq~K+8XF%BLIjhu|ePp+8@`tV#=vczBANG;gY5nA2{@XBmhNQzKvN!rjgO3+^47(fa zaySC=CE0Tr*3Yp?J6x7{9T9sC&k@Okr9H^Q>uLQ!XXZl7<@-R)#q#~>XhVhP zK!ugmnpeGhni|p?>5wY#!U0|O+_rK)ejglSn^VaYyrLTV1kCCAl8Kx`*xv34^c+=> zL8^1k@L)cd9u71?@o5g;i z=(;C`j2WnYa1A`zP_J^7Q)4}cn4`?-#(uc4;4w4RNOR`T&nLE2D73*7SYZV<+qVc~ zC57@c)A8u1xEE~GRY>F8=~sG8%@d(Im7LZZfqo!!n`0=MAZwKPE$ zZdzaD4fBBuycJ1=##dK*bUt$3r6?|vY|VC64$GE9uAZq4&Z>}6xXVcPd5W2XR5xAd zaZ{-VBQZT_Av!}7zPVG(-UQ|z^b`TBy9&$oi?F*YS%=#~TpbW&3cDoucthq-pVSRx*0=SX)FQ)OZ6zENva!77R=)Hw&WQfcGLAsZ#*Q zWoVlO9O?_LWcGTqlEJZvMsAI~!!LKenBRB?#^~Bt@)^3fmabE7R@m#qBlpMGnqqsH zf=%`6RBJ2?6ZS%0&9m{6Hcx`9ccO$BQIuAqo2~PjIwNgqi@kPk%w%q!*|4}9DAsDVL3SQs z1U0xdDy}JvXWBGQ2~irYR=e5~Y0(P2H6g7G%xDqps#@{TD3Qi@)29Z_^dYulnZ1M3 zhyD-yG;_|G^PTgZ@7z0)3vNeQ=_{o&nXJs^?6@S8Aw@Eo+*AS`GMlP+PbMqoTpeeB zH75VzYb9~C7%BYv>2v)*JcwYqVqo2W{cmqg@lgJDDz4z_Hr4U3Dg#yQT`R+YX@AF) zpwTQBar+LjSnU{k>S0|XwiA{mPR+3o*Fa|y)4`1K>r_%R!X8P_Y`+oJlE#Qmd|<_{ z?IOS<+?;|SONAoV67>|!9zXr;Bh< zi#j&Z_*WGre$2<6@ed!P6CS~70DrMs=D3G{9z)ICxc|yA270^Os;ak!o}Lv4Y_Voq z7xH&MxjMZteT=i>*Yrd%W>aP_K&;kSvQm5v1z!RTcJy8;wJb}NB%BSWAzp+s`%ON1 z;Chm_H9>nChDeQBbc@?o)3rw0f%a&eFW0~-9qc&gV&&-@+qX(UJ^YGFGKVP<`(j~{ zct=LQ1Dn!?@N&XA7q*>(U@^+UZPCrMgQrJv@?^p}FeKiDJl5P->;s3?3}$(NwmBa~EadPpCaW~=6+#v7tWpk`w0=RvNVOrH z!xA&fBT{RR&EW4)6<4s5?aL9c@Z=rJLp1Q+kCZJ@Z8|Ptb}g{up@jmcjj~8&6yT#V zlqv{FrHeVZI$on{7e~Vq0cMq|1n?UkM9&8%UL*oLGu#(E&-xh`qKj(Az&K4Gq=7{5=V& zQ>+JTt2i>S*sqnM6tnjv}Co zkIp{($;$pMQyLkC)=JlXBlsu(-E0q=JA&>{PdM0Cu2=ZOrgzBp)tG}Hfp6I)RYF1yda;gozc3mzS z(UC&&`5}{CcD`z#^U=+GM}A>-S~w$GHso0+TPN7BYQ+%rlylxjfCH28dg6o|;E$Ne z`dYS_H*Gevt`dRB7YRhIQO9{U+OOC&GsTEd#|(0%) zjy5fZL diff --git a/example/university4_sky_masks/000156.png b/example/university4_sky_masks/000156.png deleted file mode 100644 index 4e7616fb4a2548bef3b13c779c5e48704ff4d81e..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1953 zcmeHIT~iZR7*6jLng~V!M1Nl%uAlMF2Bg7a90S&DmP$VN%aAL=)nO&#TWK4lr zq5)Fe1Q5}PGo5J}FWO%81JkBZ?IzvW49wIEE~GfK*@+iU$?WEWWK6MVwY}(n=+!yr zeV^xjpYy!?G4i&_ke~Nj9*4upH@4`HayVJ9a5!8g9|SlWh_}Mw@Xi|b2aemgf8G;x z92anM?nR%Kyfr7;dA1|{+3(AvHI2sjcu07O?yB9WIMwI45&h#q>VR7qd)UAJu9-Nb zlipTdm?v9{UG)348|B53Pih*E#7&|62BD{YBG8Vs5gZnKRHNG73)mm$)eJy0hQ7qZN-ah2VUH)7*G8Fx3L?~OLO0_KT zutsI!p56&3^A%P>tij1qZ@~f;PP*vDN>_cF-M=tL9if#m&djr|?Jb(xEm-=bY_Z!< zbgi=c(-CWt1udF?(bXU6>V=W_cET41Ngb(QBJbC0f)wSy*j zu}bUS+b|{s`qC4+^NJGVd3-A>mRthGZck|niG8H5I5gr9xez7jo}3GfX!z8ASzQ)Y zJ`2?VRx&HyL+sO?&qWKbQaErU(XvHIRc@*zY=<^t&IMIRTtGz6gkzVzd`Uj*6~_28 z1;eYYYtxbCmSTCeOC!lLY7~;NsCMueae~ni7i5qsT!5b0DNA{F}E>_!*5IeGB-WM63Y@XDwK`&|D{D26y zjy=iol=UxMq3+as=R*~5jALn~Zc`#O@$~Eqw{A$ z^r^2}+(g_Yj{x*yrFNlNgU#cQK;eO|A&1unTirbIGN5FB&@QxSu+Gp$Hg}Twg8B^~ z36`(1UOd#TO**FPy({=LR#BP#AR)=K?{4e`xf8ygBD4^Uzf?t+vlo$L-*D_Q?GpLs z3w^MJ%N%z64Ez)364fomuGP^3R^jK`g~P;FS_UX(z7?0_7WIxJTCa}}VJnJ7I3Qx+ zflG)xS|>)!sB*CNM5kNFg@Hn}sOgvb=6FReGez=b;NoS;?{r(*X2*D_IH4Z*rdw(4 z+C*^DEN>6Fw83Q-8!EFOBZQGdXvKgJ@x0pKB4q@TFYn3{U^L8)R99HdTpg287S}3a zYh4pDde{;q}+%n^CMZtz=6?e>dsv;sUK+d z6GB93p}8?>+7MdCO0r@fqJ=uM0G|m~JL|m?QeQ=8gGTM6w-rwOB2`*5fZ5=LKt6!& z;G&|EnsM*oI~jx-w}Ho^Acs5{R-;#ZV^}t6#XiEPL3$sUW7m**cs0*{BJ(=)eM$@< zb>!{_0aZ#3(vzCP!3n3fcgP%K(HBK^6g!H5dxbDM4u+@Iiwh!KPw8CGz8=|QWDjU4! zTygT8$7)#H*2Gu$;Hg=v*)L6YOCMj?My-~pbZ2$E zg|@2WUUO(Mblrf8o=f{SRh{%zb)091z@a$Ol{x3J>r7-%-@n9v`2R2eF(g^C>-DEb T_k-?7?7!D|$fW;D*L&%2${=0! diff --git a/example/university4_sky_masks/000157.png b/example/university4_sky_masks/000157.png deleted file mode 100644 index 2c4262d63ea54a6f26f344703b7afb63cb13c377..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 2292 zcmdT`{ZCuh8MZA`AYO>Ejj@4(zc39L3}Fy=alp6^U<^3TLNJR%6GP^8AtBdlgApXd z#nhOO;*XLPnUro(yJ$l&n@KngT@vN`a&M=G--4quGTC?C56#l~PFjuP;GOHP>(u=P z(~))F^L{+WLHl9|3qp=8|FY8sAP zseijiRp)haDEFQ|EBbgq<^37`i|Ehaz&rSi-h!VPMKRbQjNUal{Ef(&P*%_M)QyS5 zNFG0Z7C!&o*7WX~CzTIT#YbWDq8n=UZy3bU_e=|*rXf@TYDOncf#jx~Rc8w3eBQa< zf)lBV#qb$WVT63&$LAj8gCv8px`G70*~>0r(RdaF`k?C|kR93s81+nC24M$>F;#OQtMn4+l@Mc& z6ir9YA<|iP2~;Mkv8L30ldWia%4o_N0@2+M@f+}WH%p!%8cZ_){7w#0^{vqmVMTL6 ztLVh%pyHjf3)SEvi$N`UD80Z=N%=XPQp!Q{KAH(#C->G&xF%2qa(|@~EV-vi%4yBU zVizzrTegKK0Igv^-tAWdpg$M{0~3FwM-BqCWv*p8sHu&$k_}#}aCxm#QUOjbDy>z2 z0IFA+=*L0LINL_5<;&>p*pe_wuw3D9Begv}i|*KYdO-A$bcy}$!+r#$oy>F{hGv;& z6Nvtaj+R5CF%8-GIGRtjoLU4l<02ObHU`RH$*6TSD{S2MzKWu1y*)A;lg(CtRkZUF2NEzfkXHxK_e|l)nuBl1`{m z=|90E$(+?YG_2pInn$He;Q0+4Gx61!lJRmTE=!%cB}AI~fya9nmuy!)08Af-<`P3T z6{=-{fk}CuvdoqaV!yiiinGkF0FM&X6E!BWJd_&f?EJyv3*=xSo_ZQChem;L5FOP) zliwIC^vI9M$C(PFEB0Um=&-#X52)&n1pqbi5}S0C;}foZocvczJ$?2d1}<4`AHEsR zfYN~udiU_}n2|yt)`A#k!!LsTEa_Ep*4t&EtzzEL3lw_YqtBiMp*lUmH@QJ)b4%Tk zMN$|hc860&MmmX1(-?@vQi5;H4hIcDElBCtfG!(XhktJnAR_*P4FAM42@+e8B4LpX zpKrZQgf;Ui@BaVg zTITOt=gBc?;Z#+(r%lO=Ix4$e!3AMS%rI4?9Y2IIV$Gy+JJZ$|ar5e3^YC-KD)LKS zyKD^h$nh7ZiA9?Lyg8CtEU*sMyU7}OhVvKJO&(syp z*xQhjsE4ih6@tNES0edH3_TPIqKd-7YrIZS@bx4#3u!E?yiR_T#I+?xIuI)0WjtH( z?p7I+14w>iGXAt+c1zC9j47sWcm|w@Ev$X8qV&-%$d6i z#V!4aYUJMsWmoR$k@--OMXRJl*Ij9(5+U}jm#)-B|LRH;`tYuVus^h6P80;>gXP^W zMr6JEO4g$s;+nN#d!lF~{xW_zGDjsE6IMhoqFWqRDU(=@?@TRd#;0YI-~&wzBYMGC gT(jks#Kk1_FOTKw#m3L-$-gt&Bkh_c_35|%1%x33_y7O^ diff --git a/example/university4_sky_masks/000158.png b/example/university4_sky_masks/000158.png deleted file mode 100644 index d6fcaf729b8146305f304252bedcad3a5e51d04f..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 2209 zcmdT`YfM|`89unCHt`C+1Y^gf_<%2IOw27Jjv!o&xtI*oEX{?%3^5MwG(>hBDS&W^ zDJEd-;uBj5LO4ZT*G6kACtkG1G$bU-@!@z=%DVml1WTmjBW*uOk^N(Kgd6r9ufO(Z zzo+l$^ZUKm=Y78SSjYLUq4}+S2lhb_^p?Iw_X`MOya_=W3N}zc)m+vZ1hL=O>+0Vd z%6R!CLwlf82z~d(k0sx{sT0^v^&fZ?tVrZXPl%iII4;*iMp-|VR^Qy61^8P(SiN25(%Ft zG+(VZO{qYR3m3O90DafiUx4zPq(7$Yg`@u@4Z!qW_?COZ{j}9U>P!_tdsj>93|bS1 z7Rei3m?8~9)gY}b7naW)4z%=NOhfCX_b!1+0382HjsmYI;fHi47Y%OD9-0KuejE96 z9S0@9h8CyVfbmn#u%P?<^F)&4wX_<;Ye$9UuRo;b7Jq>n@TsT_d0RP;YYLT!54c>;BrIgRm3Iu_ukDP_CC5|z1-ftu%?Y!pHXBX1el&o3Fcx*j_GiE~ z;!S8@?=L{l#ohtMAVx>n;z;^Ir_8b9@+%;AMv5j(g6Ih#R<^$Wye@!M;v@7NHTa1V zq!7DBlQ5<6oy)ND2YK`zvr!iyN5zO`f{dl4?pyjfcHFfIj4!>*M^GPh-1(dTnBRsi zk#0Vr-|j0mZyhmEyRzl*2=2tHa0~E0Na`N7#ZPt#*yzwo(j7#D&HhNDC4g~YCc{1G zNUKgWB7?3xMi$byRD{t{&9WEj=Y&gB_BB0}vH;O&PY;LZW|vE4kW_I@Ja9CU4ACJMwpPy*LtoU@aO2f6HehIk z8P}y#o?r~?>?!^OFdQ!m4OE7nm|uSeu1F2%v}m7W17N5Jv#49<2b$~MrVjlext2fHrxfQ%+PRt3Nhv)!k>Zz_$2B}s$EF&$BFS<0AXyZ@E2C~{ ze0Rc5KPEZu91&mjBJvt#g1sR%P^z(|=}A$67ZG+6O|S%W+F-Ps%)l+wp0QshkquFCK&z`Mcsx z@q)KN8i;hn51SvXpKLKYQv4P$!BnA|dIM3cnT|z=sWW!l{h{`6y)H0pbF!<`ERj?> zR>z1n4eX-|0dXZ%>vmuDESK{tC(MC`jIkv))wWc$gZad3)I&;;5$_~Ame3cb+Ngy1 zKD_1#l^O}XO{XSz2^X61x}e3I*hEU0Q~GG4`bIpBm z1Txt%Z6JJ4e09PmudCtjDHi#hSMraaB|E8WLvjlk{^g&KI%|o>>V?>B=sxdVl0F$nXi#;g8IVa>}wB)uxN?hwg^! z_mVzrJ)+^m@M{^jH!rGjJPs)=u%+xu>5SGuY7JT=ljv|CboZiph+-!*EjOSp&Gq*1 z`V$Rvkxg9_Rf$;AON>Pr&&GMgJSs75_vG7`veK5?g{5gh+O(>q|3IgL;|OHsDXk~n zyJD8q5z`Lr8_w;OL=RCi^rfl)LjJ^72`5kJz0ad4=_>%j}5EUT=@)(&K$K2d@e zrZ`TdHYx%|KtJ^Z&KNh!rEdOoIESaf9l_rKz)P_8XBy^)6flrMD9Zj-Hd?cB2v_5) z%FgimQw;>0$3Y9taQAf3g>d6R>b__M91F6jGwu)EPti@&wmE-li`!cg?Qv*)gQo4i w{Ex7?E@upiKBfxs26uzcC-RixrT?{(1#Y86zxw;OKhWPE`bL8;pzZna-;nI2XaE2J diff --git a/example/university4_sky_masks/000159.png b/example/university4_sky_masks/000159.png deleted file mode 100644 index 0bf467fb78dc790b3044b6a68e8ce332218b7f8e..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 2254 zcmds3?NeIW9R@-IN>$LvOSCKC6*lz+fvK{M1;jTP7L#<>sMVkgOlU_(d!1>56N}l3ML43bjo7_fqG5TSpT+# z`1J##>O|*p!h@#=C7)bU8sCF@j|ZWINV~>uMJ|!!-!*Em z9_CP6D!5IB`N=EFmFnxJ;_q{XL{id8Uu0_~xs~L6b&YK@*jo`z6McEmCbKNribeZU7%meAXM_C2pFw||$OkmuMe#XP@p;g>h-{&HzyN+eCK!dr zCMfH-Liq*P&LtG^(kS%DDiRRK7v$RNq4XMg|3WvjK<}?F5~U zr2j%9lkiotK?LS!SX5iLeU4o&v94M8thfLamf8!J=|x6X#=M~)U)`pn;{jBffsOsR zn_w)3>u;e_cOhqkQ8dgb@w4CyU}-+39;M(PZUe39GLI0x*{{;mfQ2SMsCnl1zo&0krRKM*d8IiaG<~F0j+|Io_xqKwlu-Hx72%HC3k^ zQP(7=dx6!@L#|ANoKm9#NW2r?L<%`q3u~o7;w|iJ0DhCj+y5$l0qBIM6(6)0@CJC;IC2oaadJ#m2v*W9}abRb=}5p zUoyvsf9|vJ&}RErh*q-Jl=@K?Iu5&G4Yo%ezB8HLv|M5pmxCqoJ`1=#2EHXHK;C39m^qF9W znaYV*f&I5Q3-&(=f$KI2#64PGt>ZFVi#1~t3N=BP{NUyZ+pwMt$S z-HOP;r4(Q~yr*y$KY;pR{^dz}t#m*rBH^Q=1@B-!R|^Z~sUCmGopj@)uRrq)UO!|C zQ#P4@Ddb3Q;+>Hf$|t3x=f=8cgWe?zKRA)3P?M_XS3FCedtqy;CEUE=Xh-JQGrSpw z5Oegao)*@66yLIXfiO%-)Z@f><<4YX)^dGJz1EY0G6Wy}CUVuQsQS{Ui};n#oClHC zXl}GT=-rDul(8*~YzOKooG+l_P)(|9OgY4R3Y{vu2Z;=&yWtzk*n@NzF6Fg{tFW$A zh2CEqra$gposKu^9gAYj7ezGBA~ONwXO8yEOdSIU(by!RI$Z=_`f4< z=HwqiMt?>JkL&%0v82e)?nU1D{}{znbTgJdhn-aisN%J2;w$1S;A{|4^|V&+fNK-I z_-*!{*eZ9JQ?^%uFy(y}6zq2(2W-X7e$xJ%{}s#!y`Q0>8TfeW7wk*oX_dS%QH7n2 zm<_QF8Ffd9Z6ZcbQFwb(c5Jx~Sw$K=r_k*U8DUwA`~*4Txd%XcAJ>bYRp%<79yjJC z2mo9JV8JQvbOk41@{leNEwTl|=>SX^($)FP4I`g|dV$sZ5qn-@l`r$H{yxLVZ)Jo| zSG%baGXuj~AGnC^Xc~d(Lnp175==%OE(hObF|OgRqv@Z*)Vs{Zh(OQCsAYFLXVl1P z&IWINs?L#Y!)y_k%k|sL3ZMo$b=MY=NQ@l9*2}YMBMUzOi9lCQPDKDHZG`o G$Nvdovg@q? diff --git a/example/university4_sky_masks/000160.png b/example/university4_sky_masks/000160.png deleted file mode 100644 index c6cc6740460429cedae4e8eebe99782b7bd5bbbb..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1916 zcmdT_{ZA8T9KV)IuP=_aKnq&oT1v@ykx~+sP_Zp76lH*KygEm*O6Cwq34?7q3SKMF zsdo|-l#me3KsOn>A$0O0hd&$>-7jP#>Liz3Vxkck1_BOc&z*_O7XN|$)O)_)&-eR$ zUY?{)Ia%rJg&Twr1g+1oS@u8>*B^p7S{M`{gM|M(1o2ZdET(<6oEKvv^Rs+t-Pr8w z_*a?Bja-2u@`Lz4_l1VFJUr`?X!Qc}t`6znNQuTRS`X*yYdD<8WlJ$sbEepDPm$aw zlMs0u{I4u&oRSf}*!IGPwdnAOao5xtUXqaSbcA3J&qC&HEljB#-N+V(5I%l+-dzlO z^_55zby6APf8}#TN$wuR`~dC)G_Zc&&0e5L3GEdyUDafu4y;dYivp)5^`wm5msG;+ zuiVA3`vb0G+1fkp#-mXL1IR)nLE{AM1zc}S&WD0YRdL&4FmuXfKM!CELJwdmsP!G} zE2$h@a7(L?i3Rr^%fdqK^#B-8Z~;(mokiCH=rAk-8{a~g)GRQU-kZ;e{hsXZBY|lF zb{vd_6KXJa-ui(3t+BlMki#SVz=mq;Nb~9~9b>`Jd>cUiMWljqxQN`LG5}GpZd4+3 zim(K+Z5YX&6)kv#4~9jpAgkUWiy#^K2ZB{ z99a@JggNh|kgOt_CRqdLg6Jg5e1!F4pgB`r({NmxGBM0VxR}fFDg2x<9l!#{#b@^$ z3~?P3-Ar8I+tL}FMXL=*La;AyyA1Ii=|!@IdWkQ1GmT7wIPVLq=xV$OzX7J& zl_(<>yvU*5blNujr0!Q8QXOM3JwaT@gR^+-8_lB%7W_Fr`58@Y!Z)@P!Wm>oFkRYk zK$PlHT@9d$93SB~AZMI7#6xS4x}s(6N*7Y2&W6*SQh#x(Gw2NJD%(pxB?2aFbQ+e7 zck{4pDq$Q`x|458@yo6b%ShB}o7h@znYDBVX`S-0M1u*LY^f{6bW#|JGL1y6c7XOe zUogGXaS-ysXG6X|J(M@7wti)K@-MD z&0#{MikKw}jO9G~Q%c~eI~6M|bp{y;hEt(&r1`OErg-@&slYRqHR!0NoQIJG4w*QL zOKlXdg(bn&>O8`&v>-!wa*9-Z`w35UYHQaoIfr}n`$DgY_rE)e#%CNoiS6hpnZtKV z-e^-dkr~TgaW%rHD)du$CIQ<28TlU`r!}gnLh&UHTIjX6pgEr&qII?!pW9WLh)zv-puJog#8#bY<=i zccN-aD88iPQ)ct^u|Ac#XEAh(#r&H49>@Ev&d8}<;v!9+dH8Ohb-~)B2;E}aY#x5l zXIfy^Jc=mo%C%32C5ifl<4Z74Hx(^@bf{F7%m93r9%o8+DfPWqJYry(Wq2dDFuYi3Bx&up?s_@k_k!*5z8Q(Rgkt^ z>um`T73eauk3>UP%(O(DsJEAPe(=LYN@SYc-ef;SNihS-8rZp*?3aJHoaCnO^Stl# zKIc8>-kLuxFO7-b9!(;VVpL_the)LGC=w}5L;(OPpH7}5k;pBo;=;p*uvd4f%Hv13 zO;77K`pTvAyY402VaUq|^dry(sxDJ8%9``}2mSrIc7e7Ky@4?1sr0NPx=^I=f~LZX zDYPXhiWnCoC$!hR{>uhFuM<5Bi7hFu^&tK(*G5zgc5@ILhfT}blMIi%6Z#QJn$Tu= z{Z@BzI~2*j5WsUGt%-?_FGNztWVloxl`WG0+fsnt*Ujw9#-32#?ZDji?2R zQLWrFc&cnJwySZf0pO6KC>$YTeGe-=XOB?w1Oz;NkBhG@!lHrKc4RlGdt|x_nkL1g zC4?q5zz^(WR};}GU{NT^8t-?dQT0YJ12L7i8S?Z4z*8Q!3s^aVoON*n&I4ODcdOvw zTn`611!M{&iWO`hXtAH5wG7Q8Ko;3s64C*=lfL|FGh61nZF&hMu&d)XcP!7GBbhLHup^OzBoj$YE{#_w0YnxcdKKfewXZh~ z8m3Fw4<0B>qg6K80tBD8+O zQ#`vt#tWDutP>@I`QG8-S0j~b9Y}!`rUS$=$IXFbz9AUTNz^S|Qmh{&w(OSjHd2KW z0EJ*&p4M`@K->6BIt4}j!QGD=}Uywi;Abp=N1~&2=F}nR65)i+zMQ^l&#maN(RA& z3+CCKjHRqWT?S(2bT1ecwU*u5gJ_A~*5!bob?5i3vYJ}y+<+>>yIOWK!F#<*`V{A` z=oAZO-&CF%MlQQVWPSOL&lbwRspO`(j$QNBs)ZLt@?v@N+IH8msiJl)x+67Mx!e|x z+pDC%ne@Wb>2QT9wtu!vE{w2mc*M|>;51*C36H_CmT&ppp?m<`88XIlSWpt!;k{+QibW|G_K$j)aTNF>Ro1_- z>*SXUH5$x@a|-?|{LGUF>FaPc*BR+O;JXBm8G5r{LsN0BB3&AI|2{(9 zds`*2lt&AOq3(+140sGrg=ts-(%&Jbpc;-d&1RwRTV~{34r*RR1Ucv^#{-^L4x;_{ zx#$7x=pvExzT*E0i=qUlAy;F5mUfXH`;gU%ZjlmpcJv^|u<&dvG{fx-7IRUXs|I`$ zCYYrY%z)RQIw^ujSShH;M>7r!D>TEbYT;g!UegSz6PA?_L#xF<$?si2 z;%9PRuz+XPWugpiH9n9F@7086{qekxpEs}U;YBZm8i4AgL+ z^&c<4$Vf7>n$Z2e4b3$+*q{+H^tu{Qw=p=w4qS%{9Z;zu6P3VL9zM1+^8afMZUBo6Jvy|3D5Af6*v#cRsWwRrDoQ`F)wC`IXa^F`o U(!a(xoWx(Ss-(PlTv>ni9}swYP5=M^ diff --git a/example/university4_sky_masks/000162.png b/example/university4_sky_masks/000162.png deleted file mode 100644 index a654c1ff82a34ebc38144ef8d82cd6bd393084d5..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1541 zcmd5+|4$QV7(WV1TNFwwp*qAnI4puKv}6-zXO9Eco^?gdhBH*aSzMMy$dxS8(P3)} zw6u|<)nRQdKbTB2H?}2*hq4{l`P9}Em^P$u{#s9AC~>e5T9F&V! zV)0KKi|M^yUx{Q?(C-d5=Ln1PXsKehIv{@p4|r&yVqdkak_DW5@lWO~)aTeA}o=-pnIA-R;}PV&*Vd>@z7ok|?6n8(Kb&f#u-_AGOWDE? z4Sh%TX!1Ij`2hN{S5pQlvL&(KXys(^y_~48H8~oA?!`YFMD0uD#yYGHA5qNK6nZip zF(>-yga?Vk!&Gk#(SI%mITxO;+hq6-B)Vuh~vPS-L= zjJmYGrwm#f7*TSYYE3oug_D`D=vKQZsEOhVRfo8UA&7jO=be@!7Ydqq^@Z-tubiMp zk8ljbb3{R;*(fA8#4+vnj1VXMc?y-9)S@!cn0VbV>?Yca)#7#7J6)N9asM-K)MLr( zT3P8Brchz&DMo=8d$Sfc6~dBVKJl4vF)cLerl8c0pvUZHK5~2JE>g|7%{;c z+7rwjSnwDe=+L(ws3GRzv2et&V0Xq|&Ld5@+&dfD9~(1(i#EULF&GQgJbL56ZX}>x zaGWIwQ(I`-d>CA;dN({IChzl2^G~>$8v@O6fvF`lVU7ElE^;W6AIsl_raLX68tdF; zYy1i^WL0t*Vd`WW!qoxR4aZ4LPa%PE6?yJ;B_sgXIYGqCPXzR`RkFbv+RMPQ)A7k} zx-FfE44{^{Lu9HcCzt70*)A&<^U`{wP=e|g5O+7dH4O&byP$xGzJSC%>eNML$x>x0 zkMSY_=Y)b-rgPc9NFH;Dpr>&7WV(9hVEKr@gjG?NYRne=Ogcl)AEGBi(sHsc$LNkb ziyCIy4;+hc3zm}0=xSK&TI?}bK}-lR9goX0E#Nx+p{pNU2|G5r$!l|bXgH5Yc;+O6 zC4-r@xsuqASA_o-XX_I$#hf(H5mY36u{yj$-c4PWpLT6O75#5`dJ^3t&Q=FYbEETE zd8B8<$29*-99#`sB-?27b>kQg+{vV87u)+WU diff --git a/example/university4_sky_masks/000163.png b/example/university4_sky_masks/000163.png deleted file mode 100644 index 747d8625b1233ad2b6066cf14c3d51674fb9a44d..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1725 zcmc&#YfMvT7(T@odfFm|3KWNU+CmFhZGnIwpr@tSR!S*VP`t59h1gl$YPj6Twtxg#yx;|AJHtV6{HfzI=E6K138JzZh^W&Y=8`4*y<~sh?|Yu_`M&q^ z{P+%O)bc>uLK*-7fl7r;3jlup06^kX2?EGq1`Gm#KcbXL)*T={zfYIOD*^KT{!~mjYUZal06s11okvvk5i!|En?L_L_DK@q)oiWAVqHk+mw$$UlbwTVZXs# ztuz+0W2S}naoWY^lqI!wBkf{^;kFxcJ*QPSM=ilx5s8*g!>)GlL?N~s?^DV_t60|T z;P@(aC%mQBeC?)Co6=ao=1&Vr2QP?K6GeX5D@3Oq2!R~}Mt!-XgLgw#Dr+aoa>SYK zR&p0nOL?bR1^SY7wcc+i_$4gF9qSsWV}W)n!qMi1!;a`l_O80}>m7oD;9+pN@~#XO z(1=BWUYb z-VsRPCcDDvoo1+q*o4x2IXa8?8Kr1r19Z(#aw=q)&T1~?be@2ie1%cdz?;6r9kj-2 z&n_rcT#@S&2r=Ipq5UjG59$tk&yaByFdG7<`{Rej5<~7b+yeD*mlOKk9P9+aY`1J? z>eX!iwG?}frSi~d_-f@9HM&RAEqg(~*!+XQv?&X?Xefb?A$@or z?H(rwgaq96)-->#%DvPVXWqH>^`asLkQR*J5_^D7)|cu+zK;V1*o($)=;KIfp&Mj zGL^%GSCY|u9pTf|93QJn%y496y zQ!7llsc1DOIZ$N_^4Ck@Zg4Svp5V9n@?hv4kC~$4lV|yr_Qt7sw)ORmQxB#tV>h9n z5ej?av3?z_wo=#zie3S$kr=ii26q6aXrV{b%I&d4A|F5`JHqfQ*_{>9!YHuCXPs<% zsM+pJT=x-r7RTJzRM_q*XQa;~-t%XfhMp;TuiBYO9HckRFse?%&dh(^`G4V1G??7q zp_DrFZMk)gni8U^qlw>2+Gm^jUFxqbQ{S`ir@`;5xkJ3~}<6JCjwXL$OQsl0%usDTc(X^wA=J})J-C-Jq;o}{+=No%>kXGQN; hXPNkKcmE@&-p@OKPA$qP*28oEk}_K@YnOg%`4fAK!G-_; diff --git a/example/university4_sky_masks/000164.png b/example/university4_sky_masks/000164.png deleted file mode 100644 index a6c5a670837716cf0209fd000373d645ce75e899..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1536 zcmdT^Z%h+s7(Z$|T2R_j1f5Q=f3Al}+qA|}B9@~T+JY7wi)4y+(K?g4K!7cBTLYBg zXji2F;;>rF_GQbq1h$#1bgQssSGmp(K9H@^HIkf{YxY5$*AH+DsXO+4pO<}l-uHQ* zJikBBo5#~(Gw&#Qu>=5s9af9!6#(G8002cwKAQjkBTucwzQa4X%`pn&_#2=!1g4I(xpSZGG5OC@nhZzpxBb;w&+ zoj(LU_td%5%ay$%Kl6Z4ji!B-y^`>B?UF1%kPJJ@N)+TxNR$gQ$5V$b;F2;Q4_+1< zBTdw2tu|u2uJLr_7**`eFzM2J)0t9|LriXpa{=bvqJBXUZH|~J z@5N2C;Vf?N+ZUd#S|`sF{BW-rra$zrd#5Z36ZQRAq6S?UY+1twbgMA=PU=XqlhqIB zZwI@er>3{+JiOlkVeHX@o{Z&laq6A@8tziw4Vwqd&+^KJbwxuR&_I-bE{ zYt%h}I~PbJQLD><f4y!TsV~C|;hDr^G2q-^=0Og9!bt{#N>l zfIP8vmEgCCw{)>;v~vpu((wJ6=W#9ju!b-2jFD#QFNF|lPrk&&5H~xI zyMCB8{G$eOF`oT`+}SshR`KhVEHiOxAhm!ojviCLX)l;Rlq}N4RL7#;ZH}JPBMFeL zfTZn^hUM0CmLAn3)TfGeXgMj?#T0%xm}7_Zm_zOvQ}|dgtjNv}d7yxLG{PDNDb zpmn3VhB=5tS?x=bVw}gLyRw0CR(mXYvcE|>oIHwFPx{f$z3`L-rp?(vF(C@qVejD( zkG6n9)|pxFmEe5=8PEqBS+ESYh+iCQs04>uqO%@h(98Fa6Q%;ouW-O%Q_I#Y>}SGn z>su&0A;GU=8oDcjTldNvyYONx=l8npq-zjn(BKhQwzR&+aIG8JlnJ?8B|=`gFm+8Z zHYZ;yeY6Y}7HTp}^&G4cjjP zqH6WAsMR1t_LXu85ehys7h30=6DNkejpWyJ6{wOK0npkkc6uGOZ3YA6)i7?!cSBI=QNj+9R) zH(L5NYXYr(`G)q5iQO0O{Yxk`TGPGvp3Cb!j8A(Zz3b4uiT_D>A~|pP;fA(nR6F$_ a@_xRp=%Ea@e*it(TJ6?mn`y@Q`sm+u!mX(Q diff --git a/example/university4_sky_masks/000165.png b/example/university4_sky_masks/000165.png deleted file mode 100644 index 83e9d110af09ca8deb61772752d768a4d5325e2a..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1573 zcmc&!T})bM7)ES|Xlg;Mv|X*|$X{D66iFwftl}90$_ndR&9oSqz)bk%@ql!e$Gx~pAucgt?R_kEu4 zd4Im=;&Xmv(C#YSUr3|Tb~WnMAJb^`cWAUcVF5+Zlq|+m8g1tvjq3Wd-FYv6E`s(K z&|(jX?XQ<^e0F#HVaw6LRSo%7^nJ^jv1aPV-pMV6zU&^<>k)o3P&=Vx>oj zO61%4lR}~#T#e}$uA1h~9$0(^Ee(y^<)HZiu1bzhaU@IxBEO5-vcui=fB}Q&UmHE=a5E15OT!Akej9jGB>B!7$XEDdN&NKgJ5lcg`Eihb|0HthkP5n6I? zVu^k^=vFd`&r>IT=U5T!G+>01WmtWvfh>#WTRh69WC{J!8zez1EiCK`-PV08-sxcE zP#S_YWD8|VGp0w3j@reeBx<%%41bp!XBrkxCWO6Z$pN3ib+1GbLW)YS5( zF(+Z@pK?6HDA7f#t)+zP2?|m}Qw2dznlI*?dptuXSWUhsxYyY0MW*AOg%;rmaT?Z< zWYiWa)us=LdFGyy0*knqP{R;b*-yM zj}#Mt7~J6SXYo;LBO?nv(kor^W|*Fpm=?>Hf+8HPsZ#^9cxz1^)UV`FPr3#o+FmNj z?89}2*np|mLv5=gMN9>Id^985hhF!HkbS;7cEnr7#%2Pp_%G3CgujT|Swr&h>dY*3 zFxF-gmsM20h7Mp4C_x+koTzZ*2f5tQpgPOUaBiC8l3ag%_{`ra$NxdNIa?Y1v}WD0T)A?%mz@)o`8DC@g!iUgyA~_= ziBcA#CsuBg>(^pM=rd@|p0#bk>D%~p)PhRR3u;A*LiY)KWi1z$wsPuv^the^31jLD0 zg|`E*TI_P}J{BIa4imsyW1=`COyw6Cv~XPJs*ASm2gm2MY~m` zsG{IYjtZa)d1tp$i-}a`lkS|i*Db#LtICI)#!?Jdyj&RmcEvx z2i-j>RkEz_@m2=`kX&1U$3Q5C(Q(lu~jY z)Jpp(1zH;M-gM7QMB3ovwh2i)EL99f1Fn+rrh;{ t-_;tnA-C-lS6g8bNKU@h;s4H~c%Lj$4c>R|`aSpmH#Qj5bI`>be*s<#$;1Ev diff --git a/example/university4_sky_masks/000166.png b/example/university4_sky_masks/000166.png deleted file mode 100644 index 9f6157d380196b2216d421d3b14473d56e754461..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1610 zcmds&-)~X}6o7%+g2hq_9khD2{J8e&s3iGRZ$_H@p7 z9?r>k&cksZH|i_Ox0f>*jEZ)H?gWFuDq}F1^_*gXq2aSv8H}>3c3sQ6cIID?m?yV$ z7_o;`VQiW8%gKgsfBT|zE$m%va`o^fFU2O1w@r<0QZ+shb+D8l*YhYJ+&2S6yNBby zZl!L)eL~yy%neEZ5R1A+)f1Jk^RFopF`a8e<;=i9HGV<5%5~*pxi)OEgK0C{MzGv0 zumz1Dxe*lNZPL|oE?9D*aG&AWzuA7S+Fv7h^8B{S%hk>a{Ixbof0zvPU_El9=czT_ z1rQq;BFT(o4h058dYi@8jhpkc@x$XnwSrQR<;qtFcvKL3fIbC{*0d!r8I551?w*!Z zBBm&#PtXuj5n%IIwqbtX5%dFGbHyW+!WKiq5E=!db%bVE<(-BH%h%7?e8H$f8>!E7 zNO!ObZ*T!14nbJ`%zbLI#LDEU_!~$ zrI4t%2XgE^z_;!)0Jwr^Be;kc*Ldu*RSwmi_bR7A3=3Z=0#@rE+p5C`CAR(`#Go!PN%N?Q@xH-sCR=#PZ?y9^HG6}@o zVD>BWVG%J13Bh?ucA=<+T|#caHITA$AJ)X8x&fjkzpUa19{VHw6>1NUl31okVC#~L zx~lSizFae&^6TzxFL-QG2fiwi>$zB5DI*Kw|==-CQ(@xgk zRiG4a$B&Ue;bQmAT0b#@Hc=9IP8>EgchO+q#mLz6iCn|t38!q`D%B$glS9f$Y7O1! z2t{A`Od=b9{$O*+`5i-zK9+{}joR5sA$}WWL*YG%m7Iolk@v7aOYyU@jb7*0MJ>KN z^9ioMwy~0v(M?R7#o0icNqNm#eE~F5-4ZBsn0Tg5pi}3a`xn6wVFqf~{F<$p%J&T! z;MXnZF4G-X;CL+!HqT^CoW@t*f7*D_Q``IF|1qRz8qY>wi!GQ0+4ns6Kz_E(GXSzP zBS6e4Nb(4CT-=z(fT;70BDBQ28qd{)`<4Ist_mgn WI+G?FJ9BySNwl{ab#vNt!~X(2!PJZZ diff --git a/example/university4_sky_masks/000167.png b/example/university4_sky_masks/000167.png deleted file mode 100644 index 3ce998a621de471e4b5ad68224962086333aa32a..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1894 zcmd5-ZBSEJ8qOEwCS2E>@DZXcd-DMiLm-4I#73F`2?<&Zcd8&N?!~CnP-tYwHhzE* zZ{o6{>2^v#~JU+IlliFM{sQ>>b>pXeTpwIvra}COhuJ*2>;=XaDT% zzx}f_=g0G&_hZiUp69%$*Irk%LAXiCVzD;ZtknpM#Yttc*!cjn!7@PnM=Ta!W2-j3 z;buR(>uD1(wg@LA!OIgMX zrt=7HcyVj@vY5UDU^Ujsea3eGvLrVz(#%$T#KXTJKGW`TK9C0vaL6_j@YnF|!aheW zs~6KF-(;nB957zT0wB?ev`YFNO}LFMO*$kNod*8196DxeGiJ|)yLbCRB4M^S4I5}1h>U10!_m% z`D@7##*s8XB~3GULEvo<_I9%#ziW-Z6NL4v0TVAO-PB43DUze|2zi`Tm^Q(t+x(iHr>%WquW<>Yfx zrC3i6wwXs9M$SMMoschXAB+!EMOaTC!RvAP8N~GaM^u4*$|D*oXUxtrqPLHThX1A* zAz{OAXARM7WGeS#r9E0R@h*)rPvCn z5=VQeml#*TK?jWG_|lk5c1>%7bF9zo<%9LB7CB^*N2+4gbwn@ffCy{&or0XX`k8zz zEwJ=Emz*EF0u@y|hl!wZ^}g%%i9^D})){&13RU4%>i`L}knc051Xx-RL#W-GCdEnx zkHYV$4~hs4awc<1+CI2631fWgvj!evn0PGYFiL4p!5IC0L|kJ64Ykf&49%CO@^sHl zdpWM%^;8<$zWpPB8DCVw;F1@_Pc+DYy{SgUG;7sbu<2J`Vn^A`arN= z*R{*-p*mxEiC2lz@OQ%Efy3fl)yX}LzOx72BUBq&kT?-Lfs}dgkr%wjt&gE0RoZnbI2`;aJ(W>l5`C^ zj(9-An961}Uc81ULtb?#2qO`IQWIFbIU!@Bfc45n#j@&4bC+->e@rym;tqlw@)od8 zvN}Xh_Eg9WpHCasemh-|5XAJpzvCMPn-#?Zo!anuyy(L}Om`+eBs-IifqU2?Jg@pX zPidHs7wC%NGVBw)3@Fx~#g`?Pjx1XFZEvBxBcu7qYWb{;(Mq54TYSO4Aeh&_5Y7Tz z*^6OXo-+r7^yqX()#Pu^N`{V(Z(vlKUe$I!)&}nNZLPW#x^F)^u6sjzU2`HNCUA>aYUHT!(YTknCD8gg2r10q|Zw;9s!gRRGzm(VnX{=g%8j4Zt{ z!iwIXvl+X9=Q|kC8EQV(SQbowy4Uwy1n_k#Y99PXfhkT^j}K=rS}Z8MQSf|Ibcx&o z(j}qhmPUzQ$US8pf0Vsg{g5!`LQLY`z@QfAW2Y~nW?Bx?{q|iYH-DMq4J?bCdf#*W zg0~4rx6vm;S&qgHvtoLbIp@ilG<2jfjk(}i71aT@$|UUB;(r0tF|4T{{V81t zI_k#nWiK+r&G=nf1deVc&Dl&|*3rfkeVSrcLlK}Fmc$q~T&cI|BAP-gN63vR3^`F> zCVtJ84;d|Y?JGwb*?MMv!qge*K4$!RpkxzaW{6aNaurSCRsOIkDrB1VcFBt!QtTf) e|0h-4cy01e=Zbdh6x1X?P@B1~daCm0o__+?G7DM& diff --git a/example/university4_sky_masks/000168.png b/example/university4_sky_masks/000168.png deleted file mode 100644 index 6960c014cea3000f00e79d4ccf3f607356a1b591..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1515 zcmds1`%hD67;Y)_a#}{ArO?g5>5YpQsGum>g|^&!}kDJLnMtAT8Ba~RftpL$5;-=&1802R@uy1nz?L2nl6YFGk0+NVQ%{i_RIIY&+}gM zzRA~9Sza6sy$LZGjA%q(U|=vJ*bD|Ug-Z*JcZ8g87>uZKq(EEU!koLqYy5%Dh`jUU zW!^_}Y2$%SEzv(UTykGi>Vj7omYR*bG#Yaa(C_7)5y1N9GTRd99N;ge`_?nh3fY$Y zi8AjOJXjQADVadL(NLD`h>^dc$1jPBlwZd>jgW3aYwiWati*Oe3(vwngwpTjlapL* z&!*<8XM?kGn(`=_QRKZ0y>x8t8h{QR^Y6q(78TiZgklqckx(I*^c`vM)l8%qei6yY zkwlv|Sf{yF2-8U)_LlNkbVmp_fo*bM6!A77)wWekDaPW}oD5vs4@XYMX}BgO-ME?3 zaLH5Z67L%RnV`<8Fg%oG%uK5D-8q>91Rp)8pVK{)B>;iN*#egbw2#U7WkB$RF|=-ZvPP8Sx}B4 zS=>~2&YHepwNpWz^k?8NkqIRxGAxPvm9wfyTi}!ZFqJW-F^>X;684$U;~4AW!PT>= z!XmkE50%uZj`JSoUo9{{1}lib4SLw88TW+VoBZqo^E?m`f!k`t{hr1tHzdQQvEB+{ z3UV0RUj(;1o^z?bK0x?WxsRK~{qCokMtdfu`I&{4WI-ImAZ#SG&*TeCu+AGJ975*m zoeEzEYW4q)OP5PIo-@#M{wH{@p)Fx2GPljC^0lG;uL%qDfEcNDsuoUw^{nwM^t68z zN5(T~+=p{WGq%NWJNDy>)A2izcUQl7YfCj9=?RTCY0>lk?Z8A@z-n(XmS>-)17o-q z4Ym$R@DXia1rNw2e2XC)WY0XL@d2osxq-JDs(|Aaion%ZxQGus4)K3=KY>Q!`S>4^ z?_%oZMef6E?2Eh@TNNew)(#(4+cw)wP-e<}ToODClu|r%JcqIi zBEqYvgG#cYfC7I#^(=Q4xW#uVXF6uuDJ zYF%`sqwphnF=`6-faFApY!PEgaRS?BALey5)b_XY6;s1Rn>>c!vAx!=@eqP8EIEtI zv51?*=Rd35;mN9&UJ|@-U73H%b@y*{s@q;!Y^_jUsN`7hD>$w<1j+g$SN~t{pq@?J z|IYeHk^d1LIp?asKep1E9pS3KHzwC@lyO}3cgN%rRCk~5rV}lU1TmeJnY(IZWdp=A z@}yW@7aHFrHpg1yZJRxK;s=@{m!z?lDaGrKp;1jjb2{zNdM?rq*xx8v1q;nh l{0`68YyZ4+nNWB0ZilyVDI@&3^ULL594Ra>xT0(5`UAvLb6@}f diff --git a/example/university4_sky_masks/000169.png b/example/university4_sky_masks/000169.png deleted file mode 100644 index 33a7d7e617c906a135ce1e4e4aaf32b0bc41582f..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1366 zcmd^9-%na+7(P;+R&C{n6+0EqL4It2T94_JjR-{$P>bzs=b}uPh@(jp8YEd|WjbnW zVQ4*Iv?XJD(F?OICF@0_tahXuxI=eRZk9C5m?ozu+|A~kUI3Be&e~nf>`&Ou`@Qe? zJn!>8&&}sOW6~cff3q9_fFnkO_I&_gya513;xhUIP%=xO0zgTFQG4p#WYM3GDl~Pa zjFLyYd;IUYr2V_&&YAfyE{rT;550P7$Xq+2PVdGVouUGystCSUT}3Q0ale|9Ytzjo z)DVMIH*0vs9_;gSWSwyha0C8GKWUgc7G($bsuu_yC7gobjFgA^2wh%l*&S3ORw#*| z^hd^uC^=#!H9RzRUp-Px$ydrC$5V}FC4MO4v0lZ#u0Xg&6Mj1cI-cY1%`$}P(LYW_ zC&47H;l(&XP8q#z@K|99bAb@7)Uvto8r_{$21<)y39FwF@K7E2;-!cW@)C>cW=3#7 zKqTYWm4^udl507fbC3oeJ<@%-kcVE0alBRryzfjzYocr`Q3q^d{tZhn&TJi`Bsr&ZR`Cw;oa4>HrI>dIvD}{d({-f~P3@f<6QlXh+dP~7%7A4v_ zbkm*ZQ+Mg)s+#>TU3GNIh1iwEEuYL%Q0Emn*nS=3d!o>&FpN0Yv%Qp#_PQ6-BVQTA zUYTXPv2)htrXw`qKcQ>Bia>#|9mP2m#-C>8~inkS&GyR+Xs=3+($>;se&FMoC? zvCamk<+jr{xwB@lwp}zTig+sA>g~5XXIz1eAG4J-?K07TFQRK6*<2D@g|>}Tjh*wU z5%ai95V@C?Q9UkkR-k;W`O_z diff --git a/example/university4_sky_masks/000170.png b/example/university4_sky_masks/000170.png deleted file mode 100644 index 99905f48653a4dd12bc80e7bd3032da05039fd2e..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 894 zcmeAS@N?(olHy`uVBq!ia0y~yU}9rnU{vD(3NY9RuwQ3jV0QI%aSW+oe0z{FOq!kH zsKd*D?f-n8W>2!4BXN88vIUZ!6If`6PHsFF{ls~qOnQu(e8&@w$5n?Wq))WDC1XD6 z`2?G5JGyO}pDaAK_ess9@+XY$E~D(}taIrJG#*mJ%@%(CZ6?6J)!0^6S00;%S+jRp>% z_#S5hU6eg(b+7s)>)z8U*QL&@e3#s>xbs?t+Rl?t+CN%P((YY8Nt>rKH^#ka?#G-@ zZHo52@=s=enBzo$(=rSJ15#t z_RoDH^(nJA#@lY~#O#ylrbVVdYt#&iY=7ziN$#IKZts--*DIG#%4hq;&ir$R+dGw> z{U==?^A@dbyp#TE+r-_Rk99xY+Tl|taedNv=@a|g_DJlU|2X&4tqPOM{*O-kq$_of zyMDTCG2_p*6BA{`IeR{zsON2&*lcMhQE6Bt<^IS+rc=34rSHf@3n37vQqf?antR*{ v^T*yrPg-lt_bIvm0}3f&C`8dUk~lxP`Q0Sad?(zE1Z6BwS3j3^P6N^`hMi-?|y4?GHQo3`VN71Z8-kq{1 zJ&#>|;-<1(qJ6^b33C!;T=N`@))ZP;&VCZ{n5RhV&)^z`_y+{+hJ%q>xtFlZ%+~? zt?sFwknFk6=$&Jq>dr$u_${YBIecvIiH$1qCht7>RDVt=j4x6-$= zn^v0DIeyCdbN<9`o+qyy(n3_isx&A;C=@&1JK`A_(tOqTv> z{PT|6Jx9B(6TeS5pYtU4$yCMp2Trs;Ia;CgKU`T}RsR^bB-7;iyprorCQJOZs5HB$ zWH0&Phj?Y`9@m6D6BhTz9Bk}~pA>$q@JW*MJ+mU-kIy zfx)u<82_h~CkB1TmHrz7Ma7OQPZC#NUTmY*IPrFYO5c%*7DDciJY+hR3sw5|DBbT} ze{^E_lieS;T6~&iBN^YV{C`6JvFVRb*aO9m0>x^K_esFjqi7y-oN{Gl{)5Qgr-lzE Z?Pt)@S4!s5i1P#GHcwYSmvv4FO#q=)Zma+R diff --git a/example/university4_sky_masks/000172.png b/example/university4_sky_masks/000172.png deleted file mode 100644 index aaa93a27e85d367a5eca8700f7d8cb585fc95a01..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 929 zcmeAS@N?(olHy`uVBq!ia0y~yU}9rnU{vD(3NY9RuwQ3jV9xM#aSW+oe0z}FNhXAe z_2R0(`oH)*+{uD52x5R#>e&wCbg^WK> zPq3bF=faLzcN(9B9pfxwpCm2We&VcWUXqNexvFLEorXJ;o~$XfE>fPf`55oXT#r7f z?P||G`J~Dfj(eVy{0=1fB+He6Y>9H^G8_1NZ#%qr6*&b#qVh)J-K{<%Q0 zeiDSy_-Fo;yT?9H?3Y~sgn#m$>lJ>V@*cCNObUOzU2VTno!h>?k2g>9_r_1uPkOTd zq_|<7KFA~U?;QB}Tku#e=i}a*xX0U{?Jzwq{d0}mJzu+}6TMF?H!0%$+2f|CH2?Ss z_LJv*6aMttOrN;gQa~dAN%dp*C-Q3iMn$&Azdx~ltYVq-gys1D6Y<9?i)J?dxo|?T zuYO|q<84p&9^?L**3cvKq{8Iq&X2tZPVidHYy2~P;_YG^{-2jm$Xd?pJaA&KrI7n0 z51CHoLY2NF6D@??<4*qAB~z(bFA+akS^vrGkD`{JoZ@=*PfZm6lvd-}w`YR+WACCT ly$62GLehj{!bs-)lz052ly+JA;c`&k^K|udS?83{1OUZXh2#JL diff --git a/example/university4_sky_masks/000173.png b/example/university4_sky_masks/000173.png deleted file mode 100644 index c5ffc3ac706eb8bef94152936a989cc96dae9077..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 982 zcmeAS@N?(olHy`uVBq!ia0y~yU}9rnU{vD(3NY9RuwQ3jV4myg;uuoF`1T-oQV=@> z>&2OW^?!-2*?Q~;=R-$>GnSJSI4MRumw%N06sYpu=$}X2>^pOw=pA!qQB!x$^D8QT zY*my!Nm|N%LiFT2=Pdf}On4G@Y~zzOmFyNb@#BVgine|vQem9e^PuBcTc;@dt(Pb6>*7v&wIIZ zJnrS#7*wtc76-fCfJ-PlwvuFRTp4pT9^B$adfAYDh`#l%CwG+2b^3QxC^hvTe#>H;& z#O@R7CPk7zfkCbOUbTMr#MLL~`$$;qn{?c;h=u*rQH#mq$2uRgf7<(zIgz91{fUQe zeGh&d`Z#ru!GS`7%J#-T`Jb+yFqBz;qWl=|3D#pX|76dxEK)e`e`5c!wfw wu_TnK5Z|Nz^hD>JUKj~geFRzSi0AxdU)yAs#HI1@7bwGey85}Sb4q9e0JR9CN&o-= diff --git a/example/university4_sky_masks/000174.png b/example/university4_sky_masks/000174.png deleted file mode 100644 index e13a5d8f02f10e70aca1900ce463c135505f9eb8..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 997 zcmeAS@N?(olHy`uVBq!ia0y~yU}9rnU{vD(3NY9RuwQ3jU|!?t;uuoF`1T-Uk}x|H z%fWa5?W@jNOmO(%x@OCy)ZMF99EE6t-ly&nICej!!DiNzkH=C!IZSewu6Ma-w3GQ{ za_{0N^3LxZJ{de_DPo_*E}=f@vgfu3#_XKDqPQ?g`Nzex~<2?>H2# z`WW}5YLakoxk~utIjMWhcTRdD^Vsr)sLFB)e`mhQa}sR?Exn4GK88F|IQjNi@x*2o zbLsPLeG~6w*~nVD70oUbI-dDN;w0~};z`LW;nL^5`X3zKJo3Hs(NyI~7GmJx?}#{PTq4WZ>hUClx0xK4x7Uqj21#Pg1@?M%gm0h5@Kx z!bigsf|Hbw{VtGEtM@57P{D2_^Iu8-nCd5Wm3*M%;&^`M?U|H+EVXE6jq2ma6XSU$ zPnZiIV=bBp=9>4sZz=4IQHnqDW5Sd2#}YqpI@GDfAOEr8N&K<5Px3#7_VoKmoZx@V z@~OF|>hb3Z`D#GsS%IHVj-@LZoKsq__NlV>k9y-t7rT`cPp34TSZ-3(5@YtHS<>=Q z((`+wyqY-ggnFNUMnzo5ttWdQ)2=ivvN~=& z;eYm%cQWUl>I^>_^c|UKA>{tZL#9)?P-T<@4ue1Z?*ug)4SK}2LHXCy)z4*}Q$iB} D9i5sr diff --git a/example/university4_sky_masks/000175.png b/example/university4_sky_masks/000175.png deleted file mode 100644 index 831d6f5018f66abc95bbeb9da7b85cfbf7892346..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 979 zcmeH`PfSvA0LLFtDx!_~XMr-6AgzNa)a1F5<$s=Zpz2`9y_qY^MjL@9O^m4Q=4y_bED9s_fD)XM@?1@7VkANvN?fGfDd z$1b8(V3TnA*e_@eC?`5e_QNz!dZ{%0*izsvly1nwge8N|bttuJPpu*4f@ySEKV%5F z;WiEQp`ic)SLpBh&_IBMGqey383PoYq>p2v{(ukOrZFtk7kC7X^ks}b4J+`E-U_qb zAJM#Pn~%gFXK?w+1pP$bLFY1}5Ge!*GDR!x+10#JCDoF@#~}|+(Z{1bm=Bi zJ$6NK?w%~1!2j8m^oonJH(R2$~CKz>-4(gOTspZRqc?Y4ziCkCCprz^+>(J zeo^Bf-SVt^@ia!nY{eFEZETr%(WIhpd9>9vZ7O;dPSb~#m3uEOW&8D8z40;+L)|H` zjdRPesA+8j<%dJm_zl_puD3A;^)yOi!7LjSORqlE;^?(2*0bR(HGWg(kM!z%Zfb!; zQJY#N3u~CKLYyTP7NzGkh2}JW)5~1{;qL~?V!xxVbE>AL>d#xT#`cC#oniDhg@URg diff --git a/example/university4_sky_masks/000176.png b/example/university4_sky_masks/000176.png deleted file mode 100644 index f34ff5ef7937f8ea3ea37d29b881043f96535983..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1046 zcmeH`?MqW(0LAZo+mbXh#BJVkx}|=|mlf76E>pKI=$RL`x4v+6`;MBIgIcCx2_qmnG1) z^o>uQXN%)i1%Hdr?+oT3DI?B_04qqsc#_(5Z`Afabh~rnYsFUkOLU$&Ef0Cg>tvE* zh4IZ3S4a0XX}A_X7J8|QCO!?ys2+^&uGUTo0jR>X4=b_fD=Z|43P=N zvc=7Uf*VyOAN6_B7XXb7R$ngyKrlAckzp{Vds^Y|x2>(bKwWpgdO|Q0Bav{4(!r?_ z5xh&a|KV0@@)rj{JB>GxaySnrX}pe1h5bOu;K#`{=mb>^UQ1@c5-`c&$H*;E4Z=Nm z6`2E5fYO6o$n8)BsyyaKl7OFq&Yj4WGxgoiY(Z12G*7Y`OX+kjSAeG+N`-%xNDyj9 z-2r{;)?T)m`9zh{wK}lDX-f%7=THaQ#g(CCPMZZf%taP*y;Py_&k%`rbuT;hbvB?~ ztyBxrMHS~YQ!995983To*HCRKLN*vkJ@SMdLXTzk{bN3Q;di(s6K*)v%5hJ24Ql4E zP@~2%7oF!GvPh_)(^02v(`oM0q}E%0LG8^X?f`a+ic|8-kb%ko#{M=%hIMhCv&D15m;y9wJdFK!W^tSVX}GJ z9NLAE(U+)bL4DAXC{i6a0t+G{sttVKuPt_p^we0bzo360cs@MOkLT0#;ThR)G3VzM z=Me;v&(Nk;f=JIMh_q5k3J}Jkoc9Eg5ob)b2Zz$W%&%%yzEtB31RKd@5{GG>N$6amYX zF$?TLNnkf{yWwFZ0m~HywU9z(z+TSPK@F+`c9Ju}GpH9#RTh|GA36=FO3n;B&=8;u z91W|{9WbRYXoPAs4JeY^2UnptfYJrbvM317+M4vU3_OdHnfw49=>If1Q(WR}`#8Nz zYu zY!-H+Go9r2fX*n1y&erNH*SH99qq}QhDQL_jzCZkTA%1c%*1_M#h5X9%H81 zo&Y*It4jH7hatJ?F)s~0l^52XlMUc^D|rq*Y6%sl>c#A)=5FI^hanoRwXjmg24la|sCO-fs@@YD|DFI- LZ!rbxte5@(ZKTIc diff --git a/example/university4_sky_masks/000178.png b/example/university4_sky_masks/000178.png deleted file mode 100644 index 6de7f26e6813de06df4dd85e1a84498da1fe8800..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1061 zcmeH`-%C?r7{`xFIjwfAC^sFM?!_Q$Zp$@ITg~Qnj!Rck2@yIhGPSbaift5?CW&}9 zJ6jOhX+}2{!3cs}5QUX*J7g9`bP@f0Ux=s{=XBw$Wi9He{)OOy=lgwbzVPAu^sTFR z%*xKorYLF_%h(zyDt$Udr4=hu2dXM3^BF~Dd}M9b4c@d*BUzjBv(l%HjD0KkO20nf z-Thp(bYp{^=?4D{G1N_k$!soHe&8)UQU{yx1Sw_f+moir4Ds~L$(H2Y$$4TQmwP*! z<1>kETn8_VM)O3L`@m~nL|2Fge|}K&FlrDbE@L%md9PN5i7t%nbHbNu^xDgfi*A}Gr(gA*dUG9 zfnl@K4mYmG~SOHY%O41YZGWW55ZuSWiY1RyY@zlLv`WVeuN^ztA7~hFJ!OMA>+E?6X&{(F76>>vNq*dr4n^7AR*(UUoTI6FQEkYm3 zLzkF{Tj(b;5*ghtAwV9Z_l&MXI6=-MHLGhAf}|T&u(};W=(lJUPLc-H#_F~Sr-%{F z&f-=Dx1jQ(F3AzRukyU}y4*>g6rt~;*YQVHOz|WgU1xP};SBkLMAp(Fgvma%UV&f5 zo~V7U@ObQ?yx;yZbYYprsiJGbC@K$!4^eY{}w<)GH}TwVdmFtl7EdpvO9%++rGJ9So4oJy zxpfFF z99~AeUQHMMu#Uo3wYxY9+bC?7b`&pz1cgn~&LRy}C~TBEih4MYDh-^osDTy~)=Rsv z4@S|rg`;pE%%XjxvcTmx=oZO)ST8DP+W?=v?4 zTPPL@d^=`{CM?-a?bB<(3`Y}Y5500v=vjG`Y&x@`+u1J72GYs4!N8{h3I^sbgv3?p z2V3K&cGuxG+a#Nd`L5c;gNy`frni=i@oAW0*dtn{+4;fWSR6{ZyaD%`(9>?of60zO zX?Cr2XA)%m%=7uL1V^0rpA*%{6DnUOD3mRarksxztC1g-IdVc_mq5j`d@m;B_A{Gv zL7@-71$Q$|a2p!_!K-y_W#;wJ$k|nPd~355Tl3d9sTS&gHN=Alrgn|~P$PresnI|~ z>o>xC`G-l4VHbvXlMSu&LST9du82T4)mos`-d$o@-b;HKS7W-i{FkJ0`JT{_Nk$Kj z9X134*Mjo2ymqb+tQ;TdmmjLedQJz*Bri3=WI%8K9Bawmp zP%0V}!YZ-$L!V|(S)Hyt$vXzTwpL-!^g1WbRLl3O(srz3Q|A0;sjKnggbt1*@DjHX zk<~5K=@*}5V$tAO1r?uX*y}CD`}rYeBciL9fr7KWILPpkmebS|T6L>#3~}H6FaEQG ZLosKIo!x$+`OeAz>F)B7iw^Hce*rRN{%-&P diff --git a/example/university4_sky_masks/000180.png b/example/university4_sky_masks/000180.png deleted file mode 100644 index 6084ad8dd1748a77a363325b2d55dbd125cff58c..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1078 zcmeH{?`sox9LFzaHvWiMe6U=bi>>C8x=q^HSngXE8e40cIH}H-G4R4%7TMTrYfhx8 z2HH$fV(!x9j)2sVB8X1Gi0pxhc3s=qYrbfmqm+ssE%m-2d$7Wtj3%y@Mg0%LT^<8D2SVQb1TOk-VF8eooc-5iE#-*{S^JA<0P#x-9U zBbv42OaD~8)_v`~?A>dNT&=j0;Zw6&BP_C?3aQ6g3jWES5mJw`PMBl0?#F(jg{hQx z@B%)SNc{%lNH1O?r;Iv*=pha;*}!i2hqy@Uj8g(}oH)q*6e#1(Tt}SvE_D_GnIzlr z>)RX0fC0YYgoN}Qn4p)l^U^FZzZWyW0!`dWUYZ78f)#lyxN4ur-XXiRQTUB&g?&m4nTUUH;tNeaxYUx7Z8YatQ^H zRQ=Wq$R)~g=|Pa>FXMx)j8?wm?mp`H5dO`*5|k)W|$$S4y_a75NjP zh$E^v{GmvwSBNGCAw?k{`bPC~D-FdbV_`Yzh$n8Bi<{L_eHC|&PAJilhNkN4lxm4l z=&s`2QZ^CX)@!fzqbSh>>*SlrELzif6Qa3;9zZW*No} z>dYQIXPr{euefu)nOX!Ji(NEe46#>ngSq#mn~0bLWb8o#Y-xM(zxhu$P^+@V(}Zs^ RIq>!&c=oloW?GK^_%8+(zbDN}x-;{M$m4S=>Js18Ebr~GJbCfhThBhT zJpZCCh1HXqdw)-s$+mXCsy4)=6( zJXTh5mz-W$)A2;%@#_gPDK)Z_l6#mrdyY?(Ns{qQu<3gu@YsWix$$Gy9*Or#J@ZxA zCE6!lKc@dFsblH?ID*j$2Z~6G@$v4l@khC8$U*W zO4`%@#PFCZ3mYHAV#UgiLS9LGj-LMtJ>MtT9N57qIbY>`@}I_{UK8+_qZ_S4$zVFmHks}dJOVh6KW>eO#Eokx85P4 zM*XqwC!1rR1tsotKITPd*<0RIIG=1I-}tfrNoCJ-W&LC3hbo$F`aia`d~614G&yE0 zbj*Iza>Gwzm14^Ilb#!VV*e!L_Rry8mh(QzpTd>58GbHe>)X@6C$~mD{@jW76Wt#t z?*WFzzJ`hYg?p6l^HduC^LUr_q*>wa{=q_E!a(v~JiEeU-3hjP2 zDDF4^q|m2*(q2;k$@G)_%KVRa%=mNihvz;?%cjRwpQcSTws_}MCuuqLv0ckVZVMsz oM;9|9}b#Pgg&ebxsLQ0J75R`2YX_ diff --git a/example/university4_sky_masks/000182.png b/example/university4_sky_masks/000182.png deleted file mode 100644 index edae739b5bbfd5a19def0702f09b36d2959fe668..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1121 zcmeH{?`sox0LCv{mx%olg-MfKOs-xUm5vzFq}h>>Ha1>!u1&`n?VGGWW`mR}pAqT9LTuai!~TqwSU3>fW3P@ zpXc54;yL?nq^o|rX*-5t^-MVQ9)`W9#W0P1+e?A@cj(F(Rc|0JYCZ8D`zw{ zOZPY1PaQ0b%>A{eu$!s*>emzJsv2~icJ!_tM=DyS9g(#-dW4?S#hwNy7zHV=Md)Os zpPP@MpAkX!H>ZuFMF+=eM_0BDc)$WT%gLE&y7P_`7{O=U?c6*YJ(G_i7kZ2AZ<;fT z+o)yO3@^~dj)(^YsQd5=VD?I;CA1^Wn8&zqD+k z_-i-UiS{uRRvTm{`2dci547q(be3%NfH%d<+_x~6F^7s{hyZL;uN)lm!+yG2TU^Ng^c)~~BT@NLPCUbFmt-HayVQ+T_pqGr>)A&QF zR>mt%wGVtZePf*-FzMA*h)X|c)!|PjW5nwz&dVREM{zm0=(3EUk5RYG1aQ4N?59)* zC@QvxtS({bRow-1qLx~n;PtZ4XhpB;XVNZqZ^gN>M`kRg8Mc}PZ^+C>TOp+on;!KS z=}>(xy%l|ub@b0HnjiP^%cZB`0DhIM9NQA@d~fMFyk1w)$w}0wh2@v@C9A7ESg?wm zVjIN&B~Q96XiQGpF0v~eZXyn3R=8(Iy?Sq9w|G(6!Y%s+_mK&{BM+cUTG%4@p<-#~ znzO^Oc|+MND8yAy$AA%@l&7cy8m>;8!;5W5n05xn z+pp9m4C;^LJ^a+D+9vxFCS9(Yl9oz%IQbizki9~cmzdIKSE-gCY^DB~$SLPiN+&<) z7E_9+;#}Nm2q$Ny7+bc*-C|y8l$z|4?Sf4h;k$Xp#rzNdaRb%b`cryGU-|2sufBsh L6bTg%4xN4hMECBC diff --git a/example/university4_sky_masks/000183.png b/example/university4_sky_masks/000183.png deleted file mode 100644 index 76f625860ded02b11825bf7790343c1491b94ca0..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 933 zcmeAS@N?(olHy`uVBq!ia0y~yU}9rnU{vD(3NY9RuwQ3jV9xP$aSW+oe0z|4(iJu) z)`P2l%m30%RI2*RC@t~T!)dDK&)lAP)t|aO{S*F(9dq}nV}6{hvfbRyt0@05!=z|w z_X&4ySu{O4cT7>m+^kP==h{M%leWFgp6@bbyo#J3M@*8IIzH*n1&e7<+Kz2hF*oT` z-MO$(=j7X-#h&ldWc-SZA6HD0mVB?cbK*xi1mm|vzS7R#k9w1COT1Uw+4<3K(rk(M z$~)T&6%zk+KH)pI@JaVarJaq1CW(7I@)Gt;f5LXG+H+n0o|#WR9oy}>E^p7=Cy$Q( z_SDPUGylo0W9k!PZv2p$#4SDFxhVGWWRG>3HA*L+_MBHy*g50l%PBFZEgGK$9g|cE zH}X^5IiZm6WN6Q2552@Wo<*#WLneLho$TpneooEuw#D2hDUWL=1@~%Cn3ECH{6yuk zmCAC7a3#ybJ48-Cmljv9l)SIrE;$`Y?{}#?v_t9S=?X1U@$v9UA4B@`C%8-bKm8&8 zN#*fI8GEOF>3lzBd!85l;rY4x_(!=q($o{-MLmFdNQ_m`oud|DYzm6SL znQq>vwsYG@wn^I3`HDN&eAJuNE%jb`=c12clU_^atL>ar$aS)`XR^n-apuZpf{ht4Xez9&_^q|B2-vgP*MaSpMYlk7;vqpRfaIO{T|JpFDM| zYkkc1WT{(S=VPNM;XFV0O^koCL+PhF^Urk?E`#mi%K8g zRS7r0=UbHfm{H}rnVbWd5pE{uR22C*Q02OboJW!CT-g+-t4{+RRR>JKN0^UqFvWI0wSV>yMVNc;AC=sDJXw>y85}Sb4q9e0P)9~+W-In diff --git a/example/university4_sky_masks/000186.png b/example/university4_sky_masks/000186.png deleted file mode 100644 index 28acfb0dd121efe0a34be0f5ed108b44c70ae1dc..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 911 zcmeAS@N?(olHy`uVBq!ia0y~yU}9rnU{vD(3NY9RuwQ3jU=H(iaSW+oe0z{FPnw;H z<>0*k_PZWSl&dtJ;FIaRqPKmu+r6GYJ13ee{=a*|dV;^CrRB_;OD9&I441G}Ze;wV z>UPe3-;EP5PlQWb%Kpq!R#%SCe-iVA)6LIiUh)%@Cy{P`PV>^A$UNzEJLfPj>j}@3 zm2Q3x^Rl1(cyiK>&u?D-lN(Q1-THjulAi2%;_BAt5tsF(;>l4rKKHoXCk0Qgy79Ti zX$L9Vy|3mfo z?}8JqzH&YPC$kG5vp>oI*!D!LuUxPElj+BpD^1RM>*ak?KgRsCy-?{8!^tQ8J=Q-j zSTLWw`=sBO?L>a>e3oMmPwbZXlsWmj6i3f{mHgy}nrlyP_li&YZscH>UBvO&^vPSE zpKDG|?9o?wpY$na@?yz&r+der>{Men{Wte<_>*3rdD%rVkH51VbAPfH#Ljs<{mJr= zlMguDy8u*m+}uvdocUzExn*;q^3S5lDU*CAc^Y}Dom82rGRmPz80=^GcsyRbP0l+XkKTJ?=_ diff --git a/example/university4_sky_masks/000187.png b/example/university4_sky_masks/000187.png deleted file mode 100644 index cf31ea6e3b9a7ae2f9adcf7a3738d1635276a822..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 955 zcmeAS@N?(olHy`uVBq!ia0y~yU}9rnU{vD(3NY9RuwQ3jU~cksaSW+oe0z}5Nrat= z_2R1E^1t+Fn9ej@A;9)x+iTmC^OOFhPx>tVUd3|n$GAzCr4%0jRe5eA=TYSMxKU-f ziJWJV+v9~Q%Z=rHi>w}BR8cpU^Dk0*ob2J3TqANavWH*UvioDAin^g)-xHZ*?33mk z_z^Mbv9!ETQN`oMo_%>W7AGh6`YT$l_*kiO+{A9;lNra;L>m(WL0dlT^%)nR@2+WKX&yab0Dn;X2Qv^q7fH&h1b- zIrro82_Joqz4v(6W8ca%LH)70iup4OX-WN}h66ujPtGkgGO9cK(Rz~g;}n_q>N}0s zc_6eFx&no}RLYNu0zvCFY(D;;ylYSRm(W{graPl$(N!MxM7PT{%XKb5}n z!ac2bB=jd5OQb*lF}nxIo%-kg4_3xFRh?2S;>8T;mPy8 z`%i5C=;C(oTp?3Y_KC?8-3#Y5)|h{)=sPmeLdgA*hfJq(p~@(S>S6Gto|!vaAn#q& QHc+ngboFyt=akR{09}%uj+2cW}-s0k*oo0HYb^q&@A?0hIEmyV1oQ)rF7p za}yP#WDdFxRA_RWH`&vSl>(M>k{+okZF`6uz+Z#=l+&V;D#Y!@H68f|`Sy@f^u_M9 ziJJ%^m_P-C{+snp} z#>S<WRo>m-EZDErBq*m0rV$1#?{&j<31W#~Pq?{Oa{kk=NsB;uuoF`1T;DQxqoy z>%qG3_9gu@B@Aa5GP2f%_saDA$$Mfk=g-9xh9|h)-p&1U`9$sHaEYDSpQMz(d)`ZU zqIWX7=Zgw7a{9z*)pX;c#ZPM7@+Qx@ctUs5W~rUFMQO_B?&or!Tsv{w z=U?iRZ6{cJ?(prLFi~1@x^WTrlSOWMjWJhFe4WfKy|e6-BJtrjhfZMuhF?WC*tCQ*y{4En-tISVqFesY)#F(cNL<#rCsQ+|PzV2an^+f3e zeUl<3cGDuI_%xeI`Uam|_Feihzov1b`lq99HJuaHi$awBpR913XJOfP(%)^~i9nw^ zqfajHPCWVQRyQGe#-FSw6J@TSP_|q*(VcIn@MLqz$|n=74J#)Dxt1#+gfNgnJZ?I< z-p%ico==?76LDqrB7w>Cd*+;2J8REThk25g6QfNhgiGB&VGNX+eeC~}(qraDMny{7 zvp!WZ|2%17a?<>9h01;jcjcdFEhJ99Keo~1UxJN#PqpgL*&lmsB=je-KYr%%FK^BX z{>ST|s6SToh%=Hq>95v*toW1q<5iw-*bsBfLK(%~=n^?&)^u8^6aqLAeM>2;jv1QrN7c~R~E1eqM0iF304C|F+o;aIflWAhV_$Cf8M zk8w|8?wzjEF1g;5&p2-KoYWWv%ac1iinHwPlZU0=t5$|QzN^BY`G@Nyv($dKPXWi=J>*XP;5f-FDX&~9@p!RH ze^SkiCxJculWp2QN~@IT|Is^nS9-s9(fwoU6YgyND5+AOTf=rTR(if;(fMP`C*0Zi z(Nd*6r-tvOtn~XwJA8|-?(qG$?W5eG9iByJf9QN_@A)op%y*LZvHNP~z5dEOljb-V z9kpnG()IBv$7BBqF=l*9J9AE0v^?2VC~z{hSjM^NVgZmid7zNzq^k2VLzU@162~XR z7$pJ)4+;SJ;ywvL=2eTSLNJ_A_hD{S<$m ze6kxT=&yFaH`rsHB+wY+KE<7BK<#HO+MXIN%$0HbbjqT4 zkI9pq#}1zkF<4%(Xg%iPFg@|4RF(%yHQ#sei)w@&6Qs^}YE|_Vp$MU1It3 z_zur`()N?9jXyO#&i!;|hsV3aC$js#PketY_fUnB!A~zYy@Ea626nxFWR=A&|4IGi z?~Qr>WA_t#!=mQL?m+}c_UXIdGjPz8{K;`VT*bVn z{^WkP6O$+M7uH06x+EZR{=|v*#Wks)Ql9u1sq`J0Xd&eO$U~-6xp0(2Y#98M54ayE Tp4-#h3CgRUu6{1-oD!M<{hF%m diff --git a/example/university4_sky_masks/000191.png b/example/university4_sky_masks/000191.png deleted file mode 100644 index 7b7efd31cbe50620799d23356155c38d97c3ec79..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1095 zcmdUve@GJn6vuCATEcV~7Wwzv+UK|{Xh(kNjaRPi2SsThn$NgY`Ii|^e%L_sX*h6`PtRMa{%Vo-

$$j09hoP4mz8I@!R}9s=B+#rOR-_2i_1Je+O6AHN zb1cXy1EtJ44X+$ZqaR8$5O%}RJl&=2KH#D8d9Vu3JM6KW!$--EZm)kxxBdF{h>#=QlJH&l}Jw>bzC3^+!J($zlv$ZYVqeK4Newi-?%4w6wyH->czJp zjw_yWlmEMnuOXY5cH{6ca)M9s_j%L!{ibE+>}T9EVYvcx0|p^%J8j6b%rr66U?YUU s*dT65wS2Vxq0qYALj0xp|CJGaK+|TIMl-s6$IlO8E3y~fDJVbv1J70IRR910 diff --git a/example/university4_sky_masks/000192.png b/example/university4_sky_masks/000192.png deleted file mode 100644 index 1213cc98bf7b25fee6dfc2ed3e93ed69ec5de44a..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 965 zcmeAS@N?(olHy`uVBq!ia0y~yU}9rnU{vD(3NY9RuwQ3jVD9mBaSW+oe0z{FOgMsx z_2R0(`oGR@%yqk%z|86K>2;jv1QrBRv%EJ!Ca>X10kev`^nDLLvwf3gvTY{L$@(+@ zNx)|!=-3K;mjujk5eZ(_e}RZXYkLVsNrM!q;~Uv-A^|5 zhEK5B@X>10anm@@Pb-eC_LRF^!F*C#DqpG6=5enIfBK%OPY(8MpKLSbquiu+qkGPu z9FG0=kUL(Xell4CsJEd|_9U~!^@(@(7V4h7D}8;^o!y0|Cu^n66?PUst`a)NUzC6B zt4fdf$#C;Lhd%Rr4*O;mG8gUnSoi6Auk?h+z4eys)aK{hX_}K)qw+K2vD%Y@$CFR; z_THYbxp%++z2rL+=H%8?79HH7X?gR6{gaf(awpCoW1ld&cfD7fS)L!z>w1+pcbHn< z*rELC?hl5dH51jrcvYdljJzkG>ASAS$|o1P)lD$&{o``Z z{4n^W{@D6wp5H#{pD}&?s^@ur9zSvY;g5_@XDgI?YBc+fOtcVkf8-(4sa&Ws%E223 ZPwK_i2FpzFWpn`LPfu4rmvv4FO#oM7t3m(( diff --git a/example/university4_sky_masks/000193.png b/example/university4_sky_masks/000193.png deleted file mode 100644 index 5f235e939dadd59ddc8b853e029657273d5f15aa..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1068 zcmeIy?MoAJ00;29Os%Oi=)r9cSG#L_5y_m%T8zwxmM6MJ6he)BY%5b?N8m9Srl^~KL0#RpPfUF%)* zJf%zj{`(~N32?6$V>wzK>0E&MHBobZ)x+FSezG23fhsJ9MPwmm@-_FEi%_<{S(ZD- zO;fh+a0^tx<(PkEP#!|u@3|?k%lxcbDl--s?eGq~?7K~mnV%7DI?_xsz8POG73k-i zVGFclU)0k&QY~)8wCd?XGEcN%!>gu?NU4Zo+18EC@FUnlnKmSE_|mm1gZKtY&3Whe zF|Ld`D0A;6vxO5d!ZtGZWjT11U7FlyQicYcC1TTT<=nVyA*m8bI2e~CYlW-yFPR^U zvIXL;csqFD>GP@B5^^HZr6h}m2H4IPkk1n~vPRemdz?r3I{p+NySKu9A)b-!i5HNy zLM7}|jQD;jYSh^cVe_|ETaW2VoZ&y*lY$I(57#A+&{lnZS>8k^g2?EEy~ZX^DsErQRo%el1Hv%a6ryoJvg|*^XViY7S;^V5xef@sUD)eT`>EK=w6|`>sP(|JZY&;HMRMUi>&;a}_&NR_g d|MAZaej~MYZA)hMh&TV<0I}Ipe!aBr=pT@O=4Jo@ diff --git a/example/university4_sky_masks/000194.png b/example/university4_sky_masks/000194.png deleted file mode 100644 index e494aac1208b7280ad48999d599403ec1fc7c739..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1074 zcmeH{(N9u)0LKrQVk&8^668!&4z=bIk~#BUhI+N5RFhUMR-?2mGhN(qTmd((4ZNAw z0nY)Oxz6CFves5>tL$uNrPbh^tjw*=7lYRC*L-N%I4{A?Ec*-k2YUQ`9zWmhJGiT* zNuE=bgCL09+}yYuL8Ms-BH56=ED&RXY!*Q>(&oncy)Mb8Ny)yw`=yzaFTUyiUv*>b z{#gA5>FW4&ws6hg6wFm6%oSaW7<)BYE@b-8hHTTR+Tcg!_a>qW)MB%h;SzQ@xmGww zj+rZt7%jv~;KT~`y%s_OzF_kz9mUwWX5yYBSD1-z#$>8-8ttCjPFzps1Py*Gg`VL0 zVI4Sy#guonHNwM-umqTbJ>;L}z?KDVP4wXiTnp?$16fTmhdD3I19JFJG^1w9mCG_o zwfMn5PE9FwwC*@JXnT=rDJBaAt3Hlbba*rtrH-2JXd>G(MdW>td+eDkCdP5OwV2UL@Dr+SF*vsyxI`&v&CE((1o0a_&HlNwFa(>ex;@q zt;5D{E}tE66r?-2LUw?j7ph1NpAQZSTJp}$rFO2I^*L6gV=gQ4$Wh?d$48mJVJ5-R zBYYA+RCZqF9%W9#EaCyJ;sxAZwo%0nGTjg-Zqq8^E^gP36|tje7d%Z|^=ih08ac{d zVmf*LC9G>uu%pcJcYHbTzz^*R7{mj_WqLOBl;pzbF<49t3;Zp?j4zbUE4C7{nkYq| z;kWc_ob;ZZ3icv;6q<--HNdpPVjtQLO=YdKR0LnZ#8c#FIGH+cEOL8+Qmi5u>qRZO zXclk!JuA|0aFfroPou_7Bc%zyN0G*|DvS9(Ivzbzb l&FG-Ufd!uZhF>>Wl5NWCS>IAPG57Nf%-dQTZ~xWi`vEJ7+ra<; diff --git a/example/university4_sky_masks/000195.png b/example/university4_sky_masks/000195.png deleted file mode 100644 index 30e03cae8354ac3488cd38ed9e5de5ba4587401c..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1221 zcmeH{|4$or7{_lQ?MCgs*hG3|)~;9DEQ_N!3T^156llSfbJ-S`Mba`vF-ThPTp|}6 za1zW&ujQ_nB~EUTWr-{!>1O=FHmM4t=iLv2o5RMWR_A>ZeiCxGm{IMD$ISf2=wIMZ zpXdF0-k;}_e4Z!INo*G6)FhYVcn?!$h}vcgP_OA?vA!oBRhUw z)OdB8imF@JAJqSjRy@~wwcln+ez;7tKR7$^eo-$F@o~$VV|S9xIlKM|f}-i6!`76b zA37d^zpp$3bB;uk{oeUJ{-S6X&cv52gO1${yXp-5J6LNBn_P2PW$_fJbA5_wiUCds zhlGRimw4N=DKITvWchSFY7{3+pG$FeAx%dOO3ZD}xNl-e(ZWrXZf%}-&tON278U;$ zg>Y|y^W?O!X7|jH8dtdFH!h|xMOC7AhTPyAM74~?TlhgG8xPS-+!zqy`_#SK)3_sO zRmX3DN=1IREyHFtSr4ABy`N-iSHMu-A8Z^oZ$$FP&~UG?I#O4>EVal%?njX4Cfsnu z|5>vq#cl9EIf8A=!)`hzQ0MSlg;*^AAP--XQaEr zAu>mQY^cE<#tZqg*#vtBBASd;zE25nrzxBGkuXc<8?(X=)xr?bBwxa0Q?3p1y{<~-m}Y3f;R10(8D9OgicQT3K!fdy4gH61isHv!MOA@p zy`POqM~nSG^C7GFifrVzXd5y%yD&m$$0c3HQ2YZ7Wj*C#lbQ_e<&>6z4Q5dM1gvlq z+2Ope4;J z#qkC?vr9P>U((Je{3y!RBtkg2_eLp+V3xn&FJ1d5{}=!92f`M#-ZQ(;T{W?j0ZOgq7mpq6m^AgqKL zGqBArlndK3Gg2PZ_|S+CKD0L@ZEWo2-p$&~rDU=$U}%#e+Rv zve%K<9&Eg9{PVJ8d}|fUx}SWQ97St-9T(J?IprURCmAd$L-V~3w_0PS{3Nt9`u_sd zdqUc0hB$TI7`AS#nY#BsnoSM@6>*2r^B*zB^3$z4x)~^fN2~(T0Tl#W9pqQA51(oydz?i?s<@G{c{X5Vb%HU@uWGA-sR1kO=IJnGg zCj8?Sjlh?JuBq5gta48vH!!kb>$a%eN!p-@JREH85Yx1uOs~%-r;8%)GUUN9>va>o~=#(J9gp+*PG=D*@dDd#pGG=x%=7NuedIm?&oS`l$Q_1;D=^IY+ zCd@IBoT7}G?~3^IPzP^`*=Z`17*O`Z6qTWjf?Z^nIkYw*2O@USbo{aBszv2#I)~=D z=TeyRpXOu!Z_`VOL2wHW0o;58%aA`OeI$Tq#Jo5CO~|Fzc?{4i0XcXP?1T2GMP+iF zoO^fe*kc#_rJvv<#SY>v+u7Jas+lY$QwshUQ%iXv&}@!iK5{fQ!+g)7(x5Ay&gs|s z9m70hY7e?{nZi6bU6jCBF-&YmbISUoYl=bF diff --git a/example/university4_sky_masks/000197.png b/example/university4_sky_masks/000197.png deleted file mode 100644 index f17340a595868b569157879b68202bdf15a6ee37..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1260 zcmeH{?@t?b9LI06P&eC2MD0%s-9amEqe2U%q2X7%UMpB+EJ39iPzJa$XgDp>zF*@NzZi2)uE15KI|P|MvCx9Ad^kWP&EO%@*v!ubF$HpABECjJ3Fdgt^0 zyz$4@=mI@7Ea zL8rI&PZ~ZsUx6Hd-b>_t@bNroO=`l0@*Rikx(YT^qd2f6o5Fv}M9znOs#0@kl>End zEJK{GK2@2S7@Y&gWPA9(8%MV+REG>X>nx(%Kt^=!(Rg^i6B+LPf-#9z+65kt6UwHS*Yw(zgvQE-lU2{SfM z-i(t6#67w#M;j^tyK!D>RTEPFI^#>OGAF~TvZDbDImoR8Po`z^M#k}6myI%TcPvT~ zqbE${W_GWm{v1*gt2sx948ib3m71jwcK~}l#?K_%Q6!m%RVLmv_o%c-eHK#6z0Q0| zM8OCy;yr1F;LQdWa(Ch~(>s%%Y*=qD%m{v{ZQbAAAa(E_HSt#CHQbLp^tzcfs+jph zLVE3!B|1|D=!P4}F{Kpk2O{)l9(cgCF$)rM2yW0kt!`W)GINW+K(U(rX}8>4GFVM^ zCO;)FaF@XSfLrNnULj0WhXNf=ON4>={Nhj9_7l>Z>|zBm*xi7)$4j_n@KHYhfSID# zX>pd)(?t+Si4HZ zXVM8xwh>Clb7;%R6EIKtXj+an#BR_-@COy8$MrRyI8D=Se5@1bM%`bauLy{uaw z0N=5x%7QN}GCkO3W@vqHCcsf}aa-ax^{DKg7tpLuDfszWdm>-3!QIpT2({V-Xxv}K zH!Qg2!rMTvU}(*WLbw9-vfsu_Ljk{m|CZTN?9qtz8t$V+@D$>$ zJB@I&ZoHUXJA?b^yVNEUlpU0W?1_um=3zZr$@iCc=JR#%VAL&_^1Io|1jfWIWQK10 z4XB;}@z}mZAXTV`_ka;I@PMHC736n^Y8Dl_U?d_`TJKQTCd~l( z=CUi?wJJeaF+qa~8Ot)YoU4WU<@}u6viJi*v&xM3NtS5r!kLBLY|!IR@OOWD^FGg$ z=Y8_#&3o}Br>!7Yk&7Tmfy3VR3W8+jAV`Mhhy);(CuKVblKq*Z?Zhcx#-E9d>i(n1 z6N%K{m5;CJ+{ehhYnMJ=Q@h-;pnZMYXW%|pcs0yv{LC`3VUCZWGi^}sJ;$h`dKQSFwvXx zE)dlfQnA;Uz#=&S-IASFQA=$3#sjqER>RN6Zu*=DUdb_!Ef+u9n@o>NmIG|L|D1(t zWeq~JTxO5RYY9)RWmewBjY?q{qZ3B=T!NK1i&`>EeV;up4lAp@hDhj+v5-nPq&P2s z8D3?V!HhI;jy>)-Hg)tEdTJgtNVNWt{tM(yf3t@XKbcyD-elOu-=L#qGQ0Co8`p|A z@Ud(*i@`4B_`fr?Wb$nlv^R;ro7}){6~Qy==5<7Ibfj(evuE8M?hyOm@1;m^pq?tLseM6YBS$lYNpGcqin6ca6CCZo^IHp&q7VU z86%vY1Z6^oTss{TQBZ_yWB&$ za1#^}^_opmiMq~#33>%Slh0s6AyF{BM8+{Hf!!%qTA8R+IzPiMdVH*hx`gE6E?5oiE6&4RpGp@A-)9@8^mo+r)3Jo9EmHcRsuo>tuOk};jFq9%JbP)&j%>3p8b|K l9kcyrS6=+T`7b;82kAR?tq7r9A0GZO$4O_~`U}19{0mn0H}n7i diff --git a/example/university4_sky_masks/000199.png b/example/university4_sky_masks/000199.png deleted file mode 100644 index 8d5e6d6f5bbf36517f33ca57ea786b5432878768..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1174 zcmeHH-A_|@7(Nx!Qu$CM(e|7UPS*k^MuCD-VlzI(@)15ZKVlFtFe61LxO2=xyEY(n zBr}|r-)Y@k(ux-ZxiPSW86>F|h_=78%o%5-gLOrBew!DI7|#tfA=V$e+YGWO*rAAWSMeoRqR$5ly1nO$PbkAvbWod5sjLg`ReeqiJr&lVkCZ1PYrx zJ19$T`A>HM$jeX|-W|I~Nqg13Kb{2D$IA$UvRc|B4eQ|B*1Dj!LBybMv zX`*}6Fa`W2KiBsUG4$imGtb#ji?Ck01`EU$;Wg%^n0uLGv~0|eFKvzXx}wxe{pzw2 zSae~yelPhwLO>(6Gj7w5v~uvQLpJ-Yn^c6pjd}_$(^5Luj z4GXE5tQS=@smto_kI1AI^aN7KuA+lJ6KQig6iM-?M&RUU;VTLjiDSA;-qunenqxJ+ zQE+?3sd0z?o0mE;_Am1A?e^lT5sA4P)4f8>|v!mts=-!|cg!o}>Cl_F*q+|Ct%8*&S`%nX6+0DPO&-?Un z&Uv154$pxz@|verxwmpJhGEL~ww5y(CY52B#IQ$9U`~~M1H;O%wzo9B*(dpHQQoZG zgDtuKEXH!S7rvSVuI$gzLKnY|Vmnt*fL>?WExrx+fja2d z%7y#TMmBMD}hF%!Wvqw7YUvA)cL*2=`buIzX3&)?qExpNb?eAtiNL1~j{Sb?V4Z_wKcbP%+r{TjHBdrFRSlVoV^HN2UkufGR%3hp((K{&g@{ftRiIC+R`GKv1yA~n|CFanO3)s4v%OW^8O&wB5dG@+AsVB7pm1gLKZga z)jr{u5`0*K8ucZ35)^NFzf9MH;;1*C_JJbf9oNT5PqXO((@1)bn;;_xMxZ_~Ttvf2 zO2@~&cUX>lXr*LS6S?L#rQjS~);QF8wPEH|&Q2W_R#SCS_dvx$`WU%J&S(0D_zK7S zs0VFEV=PX`=`gnwyiYL3QgwN^Dr6QlcHW0#?00Nk#W}-5iL<;bqqO=R4e?EeXSZD>(L8tx`@us}5 zoHX6y*}_qmPQmo^LtVf1Rhv;K`kK(C17&D&7ML4O>7vJ^?(L{|{|dq zBMq;Wx};v6vo)lH9WRom+x$T(za^^AICA=Epjr+l9N*#H0l diff --git a/example/university4_sky_masks/000201.png b/example/university4_sky_masks/000201.png deleted file mode 100644 index fe7ba3dba654c67e679e40da40d8fd1c2ea6044f..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1144 zcmd^BWWF$H?p=r_>0r0M+FtkFgY zr<#+EE?99}hc>|lQR3oUo$nlXg?Pf>hC}Y7?oH!maSaZWJvbL3z6KVEXM!&_TJVS6 za5cA7p(DzGhsuA#<<+ z4Vz0}q7C?%=+F;>hTv7^y|#2DHqHM;0Gyke(2`6Z03Q>FI$(#sMA~gFV*A@-jrN(8 zLv2*6_~C|(01_W{hKzT3*V0LI#U(jRdUXl5^X!|&?kSMorao1@{y5WlSw8P>?;@?j zcS;d<4(XZEyW2yrbpvFQLLGXG;=-Y{l}@&G#gb7>9SSp}NpcImkM92xco4OWe<=+Z zOykXxM{E>XD_e}{bM$|U#MWwGr1+K1-`Yh!Zn7ib9{IO%X@u?fzV-0i+x~Bq<&_;J VV!n1b`g7(>VQXE^(VCVY{sD6y5V`;W diff --git a/example/university4_sky_masks/000202.png b/example/university4_sky_masks/000202.png deleted file mode 100644 index 0d3701b5781741ef44acc7d27ed8b56495775ce1..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 920 zcmeAS@N?(olHy`uVBq!ia0y~yU}9rnU{vD(3NY9RuwQ3jV2<~6aSW+oe0z}7DVm+( zsKd*D?R7`hGKCGIxo-Tt)^lgkN1;lSPmG^3ViZoCm0U02W;grJw29giq>YMXi z@Xm}U%T9<(s25#4adzT)GruRQ%I5BNmn|k<@3|xMQ|GaZo}@y$@^*K-!xakplKf9{ zo_ss;-&F2I_OY1;Mcq&8fkM2>+kOAtVW_-(V(nymW4RO6J$I~r?kH4xZ}7={0>2dh z6JOARGrPWztYCkibmluKCZv7fl@)_3}&cI8Q+NS(4iQ0RDY5r{Ky@^hd}VW*90QA}U= zlg^2ci(-IbBQyQ6(a*Cd8ZG10{!3XJ9M68zK9RY2kKZ{rzB3=KETw@$(oa&J9FWNu zbmQ}t>%C)GX;O3?sOYzs?wicU|u0~D~*KpJQ z95F?mAW@Mtp)YZ1h~b=f2=*nJuwmeSC=n|ALFgc)>zC+L^au3qdCoa-;5p}Uv}lx> z8N3V(!!lJ3idGCelY(I^VHyKqvYgZihOxI)itD%fS^J;Pw(`@l)w*vd_GkKux^t7Y zhSh>c>*L%3T0~TMw4r<{7awqH1*ItJ)`s#>aJfhabO?NLEVWBJ{q8z~&xwyA!!`W7HFAdGJ&`^<%^n2KVu@4yNLL#zmDxMR$Jz!y1 z0{W(AxKtT>l^Fe5Y1YH)_{=h$IpK8)h6C+T0_On%M#(WnIZv8P^}vR|1Em+80>=#> zUz)p?Z!y3I!2mr42$Rg6N+@^w@oaJ|nDE9<>AW+9eWyX-AWWCWftf3|uAF z;IXXtQq8o1O|j^%#|r v{weD?xFY=837>?;JW7Kekp36eX`ug6xZ87InA6x)bNcJ5n;M0`zJ2HypcTc6 diff --git a/example/university4_sky_masks/000204.png b/example/university4_sky_masks/000204.png deleted file mode 100644 index 614fe18d829448f02ceb1cf9d5062d223ddebe28..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1067 zcmeH{T}V@57{`xEvuRFq#6DB!ahvvm&aXKX^JAT<$yr}8B5|3PMW}ST&=WE-@ndv0 zcg~;`&8t%CVqJ70Ls2x_-bE(W#Uez(z2t?Y`F3Gbah(Xd>9X6dp6B`T=MT>xp2vQU zG{witV=)Yiuc|a&z_0@X42#kn;sI8i7!$;>XjEk^yVM@_bvCM8EIe@V{qx*Ero~T^)GJE~+i@2C`(fT@xul3UIW->9*#N1{C;=eM-kWsY63k z`A8AC9kMI6eutKN4O%rXm{yo!xLM3j5c^^@uvISN1{5pc3LZH|7ua0gu-hm0-heY| zvoC>ib!qd=DhaUAS7vUspf9-H6_R1}?~_TPvqaQ7fKcT9(t<)B>nr6-091 zQXa~HPS&5g?I^}*KL`gViFc&U2c88MWd>cC#c2I_|sZ5TMUZtK&LMI5a%(ei8AWI(Jfnuhk8Oez0ys#3teu`k{*Qm^IV<)*^ OU!dv?Y4ns|z5f%3iP7T# diff --git a/example/university4_sky_masks/000205.png b/example/university4_sky_masks/000205.png deleted file mode 100644 index df5e12b42ae08d35e8d7db6d6b5d1ff150cb5b42..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 790 zcmeAS@N?(olHy`uVBq!ia0y~yU}9rnU{vD(3NY9RuwMrX-1T&E45?szdyp~jHX8%W z!Mp$Mf6cm8q@)}q)y&4#Wvv`<{O)A3@_*^Xnu#?Bf4I(*u$287{aCy*i)g_pN^dHo^bq_b!FO<)D!Q)^wJaQkKN`;R+@e~ zU7_yZvq$ac^&g&cQk98^c1%=vi<|wp*T$@fk#B;#+d3yXshvVU@18h%B3)TrrQB_u z=e^#T83skAef}*IR~ObyC|3@DT%l~=8`I1DGv!H^jKX)fb;mw7JLkFS9WPYQcUyOS zqJ@zABM+HQDGj#3z2k*SVrRRHpw*G+^fC0C(rY_ z=lgu``TcSosG=|u+yw#v5Lt9MzZ3u%uL3|w5|b(bIqdN70U)fbC_k^PDP(OfqWY)9 zKA}gBfn^vfEgo3Ye`457sjGgHJHhHrgbcqi;0calb8jrxv`5Xd8P9oz3!SWQ zok`vthIfC!L>6h<&+?k1+eEPmX@YCY3DCx2+Kj#I8Dm}4XM%geE!JpBpCxB-UFpok zjt1o9Q^`ccnCTJ6a6Vz{k;aOo1bHDoEADjAm`}cum3JG-@+7%rGkH()^g6BMC{>Rn zUmJa2WvF|-R$ybzQm=k6THa^5CfthOz*pm}x?|3(WLPjU=Pi%WB~x&!EOpVfg7$ne z#k@w|^j%mFXoivW7#`@^Czs#F8J@T0@=Q=$Fu{s4w@4nuzlV1?E$EMq9awds(%!FW zN75t2haNMdL~ht4kh{=RnqDMb+GRXJ-hsr28Y3vc_Uv_ihe|azBu(07ctGBS#F9qV za>ffF(%4Tb`zr zDNYS8i`+q9_Xr@h5N#RLLMkkvHTI0Mm@lAm{l34aJb^b+Utysh&%qCmaTS=orYJG? z^mc1S4}JuGR*zYt;k&y3kbe2#|BLp^;)Hk6Rim0Lg|xh2obV31YAD9|`fOb*cLlSH z9OEOPv_H3=IgGfmhDsGq>@aD!(czq zoG84F&ilTmw%cWHCmE1f@g~SZ+(@(V<$xGrNF&XKf9Xnn1GH|!1}=d8$w8Uw67eZz zLJa$38&Yq~QI1nEjy}7ymCM8IV~!!(ap3`wa{M`UxKyHis4Iv4l`!=||9-a5t$0$& zR4$<#4(qxP(soZrP>Gs-`H%RHQ|)!e_^DOpWJyn$l_Yh=#J6@1Sc!TA%X^C=RC1N5 zH+PdFk((bVZmQK!7Pf)+TgEqt`mp2t|$RVk_65qZc?V=;?G} zUOiL0W1j2lL2by5yn0Z}n3wou_Mf3nqf)}JQFR{&wO6o$K#BbnG;Erc@G({I7RL|F zlfFynAe3Te5qh{MsaF!oCQ08IIu(HrIfu{|=hVplV6wX^AXQn9Gsio(cJlUI$A6F? z0DmzlC1(WJbvkD_k!kt}`U6k+P9;D!IU4GHI zD1QR|>Sn?H^0E!X5HzV-g1eQD5;q9IAoKj6(3T!5ro6Ek(HC9_4pgDNs9$|csE($R z;G_S%Wa$60yGc;&eU%=O8jD<&%30WeX0g`0$4^ek;v77?I&6$P{00mM;S~%VUAr5n zSLB4Wk%fiYt?nA(3u=sdW3>OsEL%KrO%*(3E&7dKCC(V;GCVR$Wf z1a4(Y`YX{T06!LwOqo{r-g0*C;Se|kXYk~x={GAXW5-0j`9T5aWlxDob1|va;_ymy ctqtu<={ouGywsxpV*00YG&vhD*S~S%ck6vJtpgyR(!lY(Y<%}3G-v(MTdUWo&L-Mc)uz-q-%Ed@`DsVttUrqBNI=bGzIDKk26i2 z^XLTc6W7CqJ<8iBOy@an*muVz&H!ku-KRA`Tg@k__fD4CIn^e0&XW^opCkeu`cA!H z66m)knL^v4$Nev{>; zj$3|8d=mYb+2Yg2C;G?O3!WT48U8rg;*+s}g#6Ko7DDciJY+hR3sw4#jB;oa1}At^ iYLtNK;9q(T+kYnc{aq5?`W-t!ncmaY&t;ucLK6U7_tSX* diff --git a/example/university4_sky_masks/000209.png b/example/university4_sky_masks/000209.png deleted file mode 100644 index eebbaacb2780284a3bb711f53563a1d9d6fae19f..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1003 zcmeAS@N?(olHy`uVBq!ia0y~yU}9rnU{vD(3NY9RuwQ3jVBX~E;uuoF`1T-U-<@lW ztOwuymjA_C$iU3E=B^~y9~sYB)%pd6Qy%Ak>MfN1srYkq55I!F(K{7;rTrT}IzBOd zZ1zd{leMJ0cbxe0)rH`j8=u4YVs#o5>;-mM(@Lu*4>y!T+dgA(6!u+yl3>O_(}F-&QE(k+8ceE3}!Mbmrnqxx$pK)Jzm>e0wvZ-rXwUa6*eiCPkw!jv+s`YI%#!~MBbbS zC+l=v&NbAF5&U%`{QPr}FE0y%$L3a#D!CY%OxES=U#Z7+Vpu`}z=xrxR= zORU}bCaykqR>sm*Ps+UbiOkNFJ7*>q1D$2;?l*}WB;lzi0hG|FyuV|na{9^L$L`8l z`rI>m_xwcSr@q1l<>e=(k1_VmQP-DdwvL^-TF6Sq#k6GO1 zloGsU|JdtE^T*0h^+`3;Y7F#T?WCTk zH2j&~!~W#L51yYlcW~`A?mJO`qr!!+*MEZaV=k5ZJ?&3URLs01x&2A^NBv2E4CE## zKXxrj_~TP2v48TD8y0Hr$Gm}>J?hNoD{?IazJzoI;xl?`J%5 zIwrZ(c;CcwpCZ}EQ|?IKKVhx5v#-$WUC;U_x|3s$Td0;F6aO^Nb6xVBN!H9yVnITR z>})4?tL>chae|D5!uwfIypAz{lJ*69biyCE$uVavl=fc)24~($XXkt7C!hArKbbuF zyKj;0V`WRjC%KbjF8=U4$2-B?x5)Kz{wHrBUgo(jQ(?c!zDe7CihL)lgKhqE5oql+ z&wm+@xhqer)NfJDpRF=EWs=V%Pa{vYlPWVuIdlwzdd9<-mI=5{e0~K~PI$WdxvXTXJ-0%xTteHoXDp_B@6 zQjC5Vh7j1yTS1=1a}KQ+?93CgB*(*d;=27ziVifho#+nTRhE(-GBfFLfxe1+mmC6i z-YVvqJnd*XRtCudjfaO+z+?Ag~$_7

w`Mlqg(Q?J~N6gy7aQEgXo+Sx{JXGm~Wxx_Hwq*sv4 z^hc+E`e*NV&iT%F&%Jx^xdTMq_DtzIsX!pewC||iEf9#-2n0d{1RR2LM0`si5O>+D ztDfl+&R&r<$M*{|uH0SB?N$a|ZEsV;%70ZooxiB8fcUJ2hRIX)d}+%0%cuE+)Z=8i z+x*ANNmD~@mk^+HCVGmP#|?Z-;y2V0{_(_WZX-ZHAWJQ~_YX{+n{wWN@k0-R`QR;YbejE!YW%be7#9 z6Sx5RWMl`B&++-vDtW6s1BkPddduV^%F+f6G9KMY1LJf0+lU;S?H|fEVC=KLr?_e; zWVKXJDzMq1Avy59;nQ-b5oasa4^|mR(L9GF@ccFg+J~{9`GnkQI-ZMa9Cr3W+CZFE z+Lg61ou*2Amr)D*vDfcXEreVx?3j0A8IfM%Q;mwRNFCrg4IR(81l{-jSqc<0z4pm7 zOV~UHg(_a7e-$mJi}kUY1a7)h|EB6Pf{pE}$Ou13xOtg2)*hYURG^4ct)60<81*Oh z?kDFlZ1(kXU5_^KRow>FWiPR4d_{T?3jFDKxuHi(cZ*Zrqz9SV6`AHr6fEf+ z&py8m>U^X_ep#L#l>aekM0{DPq_eF^byDHez}u(*GM=rgni9@=#S%Q-jV+4{Xw zS?6;d%9-CT6KYtUe~{R2Pz6rzEW&bLbI@BYm!M86O~}ABb1CA-?i!{vNAPzKl74#)s@7o|FbIWqa5>rB?ggL;(MUp{N+EfpdlPxT61~{N@|8IM;?vvnS%*v-8Dr;u{ zNe6XIw@?D03gM2aXY%1il09SkvMg?%@=XVUcZYs9D(eE!$J_|W?0OM#|Z?k4KgGGmq) zmcbbS>`;J%ZXjjw+&Ts5Mb(fIyZtae-G9ZE$M59C;S$A7ioIp-IdnFkUW+E>VlV)%OHU#>@99u`b48q>v2E1?wCzhPg z;JU$vgvA4NmO?UWj-3MGRvxS4oWR|i#?=~l`82JV!o;Q_ZTbi`4%4zyiKdklENr|J zC1h4dq{aq)ptEw-bt0yLX&f9`Z8}aHqX+5i1>JRX>@OLj4#l{>yyoj7%|Q>!G>+J| zn3v9#8^C}5J?+v8!#|1~;tE0Wpzo-#E^m3!9aAg?@58qECX#BmW0GY5ijLE+yjEVG zqFvXBFBFi5?u%q|Fg{jW$9*kNN#c$lZ9B1kLI1V8XaMoW)#7 zr~v)QoBVZ`_5uNH7-Prz~zFQ$$ItrxVbXrLfN zHGo(bfxtx1W82c~Oy--Fm}mj{8uUWoTAk7^y}X>9ozO46v4ZqVuMef?Gg36rTh!ob zJu#XG^eTYfNznJ#Kof8%%VIm*0v-f8_sDl8+=DGUz$!krMjizhXLJ2FX$hz@RiI9k zfLnT`4{49;9iRgiev6m1pGYpkAymW<_dpjDRm(|59P9?~9k_Jy0MZEh}wBR zp&yAp;EbgbBhxLmNFqN?RvCC%udA80#MXPW_yW*~5$Gp}=8fTdiOLt71`Ei_XhHfd Nw%62Ek7M6|@!#JPE@}V( diff --git a/example/university4_sky_masks/000213.png b/example/university4_sky_masks/000213.png deleted file mode 100644 index a0a11d1f9f21e7dc0b9d158b1e8627d119cbdc05..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 2150 zcmd5;eQXow9X>n8xwDV-Y#e_;8qTrfd=uxQ1yTao@kc&@*jXXLiW1^-1!;>2iWZtw zX=cZFPEcriXBVhNX=|YtuVFMbDyl*V<<^gLXQ4^61Z;xLk|!iDqn0-^vZAopq5Eg+ zpZjAv>GZzO`~IHa^FF`dd%9E3j+Tv*%@PQLHnz1|e+ofDF$4(=FaV$?EdLG!!8L7G z^MMh;UvDAT&ci~{t@!s_=f$5Q`oAyTJ#N1KE7)@XOf@?Ea+FBykA3UhURq_j|Muno z0M5qI;qIt0(Hkp&C2~E``K9x<(u-5!N9}gA<^EYzxH)|#rTrj$yxk!Ck?8-T3k;~! zXGvLIq9*1KA8%_whxbOO)amy~`R{;$peIKp07UzQ{`rcK2#6sNb^0SxZUh?3e{5OO zA2}cBgno#r(rf^F35hzrNEwZZHxPG!WM@5!9`sjQ&V;{pz8WD8Xg>abn%)lqi9l3( z2HoPH*CJcil|E{L!ECD**fmbgxg*!v$qf0!`;V-7gh+grs(9BdcK^oN9Z)5KTg-w) zWlYei{X5JjCEU zusTE627V0zWK6MWUCHr1#mDGn;HGxf{6un3s!lg&eVM}OdXlo_7P7VHodr>&rY$*}eec9NcUCv?qK;pU-WN<+ir<(Y3(~Al2K;)F;6kxg|%k zD7wj*_>h!!lO}E9Q2*m(6)1g610X+1R`o}|XW#UMAAvcr$VGd> zuq#*Rz@)J*u@RyEhlTEK5xe_8XTn!>K1i4(fGwzyfV=AwXG9aHIU71$p|Kj0a{v64 zTkqq`2N3GJ`ovdc)pF~T-Im@CoYya_7jHZ7)SV`=5M6^DJ{tKgoHX0n&b#$v=fc}` zm_52_1zjQ|f8lX7W!u4qZr(rgHcm~O!F ztjY4m8I)@-77`L(?^!^4gh>Yi`si?}Z;qLS2!xRG=KWMoJEZJP|QA3x>JA- z%Uo6^dr-|!XY69PwkNrMHwr@=T-Gi@YX6AN2TGKr7hwPV>FSAiiNjn#brUdN%SlI% zMCuWWj!zUJL;8h)+0;j=vR^wNvNm%(rC<}C?-DgCQitva zb#Cn>I&8QHzYv9o%K1;{bS+%_j5>WFtFRC0vkJ!I-aA8|Dk2gwvd|9p=snAzm)mA& zwx}Lpx~81AtU^h^gtV$rX&;I^j|DGf@LBvDVHQL9%Ief1b*#>E!O@j8cbWUFVgcx} zOUB?4xBeS+Sm2`B>WS)-X;5>#2S8lwj3zCQ0zHzbgn)G#+B-n8W0;Yzv-CDA-TGO4 zmM`(3oNs{2U&Wi5Bj8%axmKkh=P_kuaEBY;YK4Ig73+G3ujH$FyPDTWC3&m3IF)C) zA%mC7t{MY2lR=QG06j1ZWz8di=5<{#(@RJvKQKwcFWCP*$O_?S}Ijk4AQB=vmmkw^+zm;?`>=TS3u|MpT64 zS&3X6mFPk?;lGvoGJ|?>2G&n3*0ui3Lckmz-7F!K-A z!I@?>KWkAYztcS@t#Q#enK4WZ4(G@!*4ndM(8taA)6Y_OH0hhR@eAR#p4@PcZQPf< kX)mCc%GivGS<3DqZ{+`Ct!(8_xgUr&TZi>ZbN|G@0C8Yj5&!@I diff --git a/example/university4_sky_masks/000214.png b/example/university4_sky_masks/000214.png deleted file mode 100644 index cdce53fc5e76f71482377f59cc4c8ddfa93eacb0..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1893 zcmd^A?N3@)90scMt(9A`MJrRT0>+nsNH@w#c)4f`rp0D<Xv-DpHzw=8~WqG^^TC1sjsKrbn?O`4_I#%y+Xi`j?O-0KG+rDccOKVjeY<(_+< z^Lw7(Ip_Cs+~1_Dtg3V6tx;UwCBf||J-4| z+c5o&@J`~nrQWA|!vSgI{0E!Cs#sNez)C^D)(7CgJ;e$rQc!-e$x&HhBy?r?t)4@fV1sx7hqXn0t?-JaJo z4hHW9zBho+OL=4CNV8>ASVy$Rf(TZYfhq>uQc+I}TuzHfXl*cIAR)dfzK});wk-9F zpxla0+K)&sCO!gqU-VM-Xe}%zZ=}00_1%E1%7mD46Xnumn_@u&|J6by(4*&(_2u;0 zB!^&2QMn=32VUIx&aM&wn=2xfFKYP$7 zMMNuRkw4CPum^f`OO zbh;1~9Z$JPXqeQ|=Wrc0%OezM{eytXf6K>)cl_P(960rn?zqJn3!YX9*e>PKzIdk+ zzCRTU>bG1;fgD(vtcT~~GPiWlzt3SuZ2-Y#*QG0dcH9Enzy(e42qxO9$tM+}5-cNI z(LS$E$)9t9Qc?-#T;^!aU)73;h3=gIm6BIpM#TPZ%4?3WX$>D>Lx2Zju2J$KHGaTZ zwfm_RV_WByNBv4jT>`9hJP)csxx=IgttW4$wPKdCyF9)@uie60$*uwi!OYAD>v=$?5Bak6v$iE@1tsszEY*O0j>mCux<1)|$g31bD zQV&d2!ft_DXriW+mHSB75VF*@$_jODML4vc=TXci-DR08%6VReUhKC~ftS>Vy*zc< zKOSH7E{y4G-ILO7-}neDhaEZ|Y0L`P(K~_12L20ird~|;(C2B`J5F6ya)1-T9+7ua zO!iJBXU1vs1c=Vb5#ch}uF4g5PbOzh=E3beD0e2Ok_Fbo!=%yf-)4bEm2`vT1Xs4A z;d^!X;w@ia@oXLiiHT2Zo<_7FWRck{GLZP2>0=uAB2Z}tD9%*kE8g)DFHp^JIhdRkhe>cEkw#UBuT90W3ni2m zDTjwE!1nX-XTswtb*C7l$c$!7;Iw0tS>(fn<1$F2P$}6Adu`OIC4(n3=hK~{1go?l`cV?BC1a%~HN^>JD%0ym!5XiCd(d$&5z$A6dWq->t6;J;}m}brI`S;V% LY3x`<`ak~{%=t*` diff --git a/example/university4_sky_masks/000215.png b/example/university4_sky_masks/000215.png deleted file mode 100644 index fba3895884b06e1417645a99d3f266636601a6f0..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 2551 zcmb_eZA=qs9=kb>g`^xjO?`%kUi#*Stdo5o1*Vc#y)7s$q2PfSLjBR&j>lK%!j|JMI-Q(&*q2ZA`%r2+z;%#b-y;?7Wop?$PfqYS(lN z8ONRks#eXd;1L*)A`+VzV@l{}PN^clEnrst`q?PpH?mNY&pZPg5M(d2P(Q7w-b* zg^ycEiF0Q;PfGA<4moNf<<4c#jerBYWe?=49er@92I*J`r!awB=h%7jnCE^tmI=t! zuCW&Kmw`u-O@`0)Qwn~Kt8RS`zn6EKa3+BIl2QwqbpO4;ZEPzFZzl2{n}P3DZzjGr zu;f0Hg7N}*1hRduKc(PfT+ZVQit1GQIY|$9St2sNMn&_*}`5Ny1o*)cd0W zz!MwjN)Kjij1QiLL;Zf))`v_OPuNbxH!*Z8lY##$;qCJi1w<_DxeOl7uvj3)!LVsu^Q3a#kvi& z;~AVM7sa-pC`6d=BZwnzA`(GsO`aR}88icQ%YQl*6D?Gf#n5Fbp|3dv zl`>l?p#?JpH)+ARjP=smB`Rg}rG+qzt$%Dl-Iz_Jpcx{SJPgEsEW-CdAs^tv3lo zNTZ)xkKwaXwJ|np5k9-;ome|N0upr9AjaqLC5h?4-U?t;=J7# zIh_mR>zwj+EH7jN$J8!S!Yd0oUypQ`m(d5E>jliYOr1?LK~*K>MhCBwe3QSHNa*J( zCd7{Qe4xy>rS*(Nv)_j6kgXDY^8%4bcntO>w@$lhVZ#67Dv)fyo^{P+i?;``t>3Hn zt7}!BqIR8>AA>{dgZHUHPD$z78>Rd?7#DGeI0dKVPIk$}+cvC2(;!qIS7}ev$MkeY zA){h%Y8tf9g;x^Cz`QA}qr5>I+3TUVX6PCNm!LY^h{9riXEP@ z)NJm-*Fd3>;wBu6X6W4K2B_MV?y6tHDA&EisYvpu(?4dL|C&lY!d{C)Pb&3Rwt< z7%=oqxJ6SA@V#rFQb`$G#IH~DV!=X)FOs~)484+#3+-pXgubD&gEpn92b-&V9&9$B zx-J$GcMPD9)!;xH9ffZWDYdHLU31maz$41dKC&dGcbE8%OT?H9;AO2?nwKsAmYWw5SI(HOl^2axbRKBMO@aE{Ma&sFUq0$C*+Awh+i2}hM@^uf zQFjt^CbL~OFHWAy>ehA3<0J72Ip?#Q$vn@gb~HCw44{);pq*qC)RdDBhc24W8vOUe zaS_gnh$LX1qZxHIl6=vWYSLW4Ih+;^v#v1GWHUq)Nk}p}9UR5xH0jasTdsT)-EoQx z`V2Tc`D-|2Yu9z7)EV~S!g>rK{SCuj5Hv}&QMZ)OSiqUhWl1+mV(Fe}B9UEm7QV~) Yr22O8OOy0;Zw&ltx+u4ds$Xx z(xhq9^hoFD{k_lgd;Y$XgWs`rzfgCuj>F-+VCgyY3Wvk{8i&JG*8+fJ5Y+sM!>LtR z&Yb?9hx_;Y+}92cia7T_ebV%8so;d@)!+a5rGt}yv-^?V){&t~l^!7{Z+b=dehclL z!W!;906#qDbDY^!GAD85|0s-tmr$W;e>^jbGa{^^_c&Rfy)iJ0Tr{=0tfX$iN&EtL z8}uQ&tmxq-+R(2*C+V+t~XOuyvo{mjo4=H8nXh}XZf_LSl?nZRU zvNBzSP;1HFxC;Gnw#E&insY1DpFpS`KpE&m00~e{@5=Nw7J~P?aC`2WE`U5zZ4#&P zgnCB}psw8e0BUG{n}W%KcMPoUU{V4v&TvsCrJroD3Wa#TWH~ie3o}XD`Km2GEG<|UCA#_6=xGpRH zfTX}Ig1-Wq=#Xy!M=tiPxe(IRtPf_O;_YgnLtlw*no;BK14S!@{ue2F%$iT1g@8m3 zUg8*PSY)mzPN0T)u4ss#_y$mj4)s_;%12aIe&6dv@iC1yv zr^@)6QlAAoy6(VKLkQ#{%&Omd754)-M5C zL9JY{w}5;Wj{8lOE2QTnCS)%@R!V(tw1S{%X{yfm>u|K($%YlS@R-v!YMo_J8>7*( z5}?Uo&C?Vlso*K{aXb0_NNhvN`~_#u)14I){HAN`7R{`MQV#2I-YAe`{311fA2{^@1 z)#a;`Eh~{|IS8R$m?Ud`YA~+a^&z)Z4qrhv;oF*i45|djSU5H!hL@>BU`F6s7X09r z%X;747zR()3U}l#0QSeUW(6TX7!hM)ObTCN&AY*4b?#&9F};?Vz#4{R=!GOd&yt6L zxv`x*M;}>x=CSO$5hq&6fwu~o>jhABR&5(`Y=!S`K?KC;8zw5}h`Rgj&Nj zZe@qhxet?OS2pBh%zdage1|%#mB+%%oV;{1H|T_l;zp=(^1p5S)1ry!MO3zFUD!ffti}S{+{2Mczns1IFejJe3x#1{-*Lc6mcdmLHDv zdj)}Z&~|>Fm@hO>Bvzrx`K>@JSW4>@Xp-9YG&)(XG8=9dR83T$h@}n3Oj@^MQ8mHb zMBa=!i6|h|tW{GsEjP&rMJy6Zw9=NEZi&Qnh_RL!!^ALXfiAKfUM@d??)7RJ6(+gl z71ZK~QuVajq~(?@C5v|$-)sg?F>5d6EMED9?=mk>1S={qlE<^_RK0xH?uW~|@=1U;vZMz3xl@Re z?{Atd3UPxqVM_|uga!-9G%9H-`Djg;>&5;~dYb#}rkO0d6Wv?}vA_j=dIJ%StOs2( z0?y?*h344g5MATja`zbtZSfTMEK5FMU3^mCm+q&kAOC|J;#rznGxD|DhX82BY zj=N4-7+9+IDg)Q_>8{yv3Jv#&0~F}7zX_*cKjbNGKAl=rpa_jqjQA~^JM30k&S5&G z4tBjPtnc$d1O>DEO(7?lo|Ge~iy-O~5mk0o(uCJ64&JBAZiQv^dV4H6ZY*-%YQ!Z? ztz=VQB-^Sn9N^$xU~IV^Cb`Co(YPseSDzmDQ=)F^5~2hHYbozPt@e|vTCBMv^|*Yn zBQ+B-9&m01DRqo|LNg+eDMb4T-O4b3UzN2Z;;(GZK<9(suMN0%{bQi>mtu*p^M|1X zNN1B)^$@wb69_S%1D$sFUv#MjvmY#f9fO_m4h@p&WO5u___0_ke@K;;q$|A$*u;bP z^dK_Y`+{?9w3Td7`h)ztb&(EM|Wh|E1N3Tc7IorXZ#iVt<8Uw1jxngm* zZ^|0@h4na;nTB~ByMgli1apl%3~t@4zNsdF?i~9n&QYKO#EuDlRk@eEdT-54utM6~ z8Rn+$ME|Jnq8*6>_sLd5=L*I6E;griE8L3NabsjLQR?1)16`?b-ipLg$(CVeOI?>@ zd>ffQk+l2fG54W$h5>^pW^>0g)!_=dGq5PGIlVG2RBdPNfW7 znJ;c#kV`kGXncbTv2D{pxTIE`NarrbFt`K(+8>8f+eF5-DSHdU6Lf@KQFmLgc&W=(~0p`Hnz$al( zNru4C8llFxLnGcCAJlK0k(bTOU zt4F$f-sk=Oe((Fdf1W${4~!kfh2JUUa5%-CXWM?r;c$;~I62ik5a4L}`Oi2U-igk( zmLEBC{B1nuj#%NjFr2Gh27VPO5apMO5lp!3)(SsvaQKuQ&B$J#-iQB z5`gvr^a-{ho;nR0WhoU_?irSpusX^^(Yfe{5cV}o{x~=BDS_98J+{+Sh_1O8gVyB> zj%qN2y2Kwq2RCJ=G?JL39z^=Jv*={h>!<;K>SrL_3LxnJS?HwuxtjVY*Yb)89XF9L zq?kJF0g+xtF|Yy2d}W~_Dn6;(o<|oe`Fl3vy!7>>pLlKmjeUccU7%}JFW2JD$*YDf zvI*L=WotXP$3i0%^lh1*ICux4M(*;ln~Y+=*$M5*=c9|@g*=PSIH4ir3vxz5HPK&K z8ui3w?~UjH5h~sNV|)@F&_5FY0|i~LER9q=FVk{;9U6k0J%59+5~d?0#kOx}6>nq2 z&%G7Vc9s-~y8!8yP=-=Qy4zAo#S1c>*GZ@mX?A}MVM<0B5@6d-K(Y|ey*n&Pw)Whnf-3z{?0KT1D(E|m!pU4N zccS}xqrWKReW*E#W$%~^O?kAbd<@-huUDMXKTSYHs=@9L0?b3jvBw~f35QY{tFcb& zV7?wK?5&PoyhRf047;Z5^b)YQ>0tp%q>^w)`Rv4FawDS$ zw|w#mbTeQGGKMgZQRrN)D(bmapxl*@a?TW31+S3?ZjN0@%Yo1cOuAQiNP)@v3sz^H zuDK$u9n}i7kO-j9~%~QTL{d1itApNCi%<)-!;y@XE;d#rOAy{@e?_e=4hn; zvBQNUhqPyEA(5)f}?6;X&xQuNchd-u%{vH8Ioc*33coJuHKZf7gu82llTX84?=c? zU3(DQbtF=)Y6=)OqtH-wF5QPu=r-4Yn`1X@R+BqYY{RL8BciW-hU^TwkMGJKA!Xdr zB?J8E{S}mIHg4tGg%z=7=KQ9DzlsqfpUhR2SrC4a$vG_OD@fH+>CZv09=3(N;L0Pn z)}RB;U>R+)pJaZyWJuVkc+Oxcz08bxYxSLMchd*&*BgY=-;j_7!bqjn_oo27OM{?`M})LIsKD$Fdh P{|=o7W7~cGwcGyz?J1~7 diff --git a/example/university4_sky_masks/000219.png b/example/university4_sky_masks/000219.png deleted file mode 100644 index 9439f3d26a7fc5d512b9c032d23fe76b5a4393c7..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 2318 zcmbVOZ%h+u8ZXtoqPSRFuv53l6#55OZ`(n)+E7J$K&{YnyIG{Hh%!@;0g|K)koOIkR^k zF1b7(=J))4pXYghZ!-2@8g*}P-L;j)V!f?DR{0@|#r_$Kl_krD29}1)dBkF6|4m<6 z@sTy_hi`JUyBhOY5B~U4@t5jd2QK%|r5@$-r86PA zSQpKp1^Ovy_(oY ztZicI!$cdE-0o_ye2T4Sk$J5`=<^@CkGx{V>28qLAwFa=9(9C@35{^Jq*K}3N-Y)j zaT_qO9qaU-PrM7#LS9*{IjIAUAiYJqEbWOD3R{Il_jE&31aWv@!Vpuyrnik@JLRVZ zr*SG0dlc~@#3$rXnnz3-u5h94S}Z?NLj@1aR@>~@PT3>70t2_0wr`l4yijax{L z_gqAP5U0p%X*Mxcb49Q!BwEO8bN7*Q{qSAp*TD&_*D0c_$bq@La7!wSdmepW3hLaG zp~`mtDzf-lRNo|-86KmO`1_RfAWjxIOHR(+hP|DPifzN07VXQr8tv3Bvy@L|S~ z;$rPZGs6Y1k+i{4zApQP%uKr8b-K0j)!5Fr!LYN?w(`6FtW zZV0>5l%|O)^Pb1$@x8M~>bkc8S8O1Tt1i+!-9U~Zqv+CRlGhV6ihWWaZRM_<5=ASP z%NUg|)iOXTX-XDqQRkKaKQ) z^vP%soNM=;bX6}O6vWDsZ-KOote$s=?N^mx#`WjKI8$#M!fp%%1TQ39lolY1C!>u) zHet(A?>%vb>JYa^wo=KTGgGF1>_&eRcdrsm!iBI2jmuU9132yi{4HSR#>G&%<7yE5 zXc&*A-gV_-NHq*K3cAoM%uK$?afD-~r{{QM^z+T&x~G&7e>(U`p)J-yEx0E6R-a2j;7} zdsZEK!b~aLq02!DvF*P^bBXKN4}KAInEcr8^8dXeZk?4ZC z#C&b8c3onGO(?-VvsW}2$P_Q7EM;*iv^tcaASzoyS4x}=y0eAqaT#DYf~%YH9Uznw zmlR5F(j4A7B{(0Isk7q}PL_6G40$2e#dP|V>>)vwxu3DS<(CMm$34kFF*&gIVoQ+# zHu)iCk*bHgn3A}}&m4q}HC3sS{cRq@v|W&@n7WNLxV=^}4N3GyQzVWq)EMC;1t2um zmKX{MQhw7Q)-ID}}IFM|M$`{g6kn5~P(t>^EJ&o*d0hR4&wH_cN$#5?=HZ zEox*Yk0yphgKhX0IEr{7DvJ+_Hm8cr{2C?L6y@}{X|rpaX&z;1068nD%ggF^bD`^e zHf;|`6l_Lf=6|UKV^PN;k9RXqtLkstSc=-dNv%iw&3u#-%qHfC#PX!psa1(x;bYBo z5oJ-NWUfh;R{-m8Y}9?4E$)^3O(WP7-2&Z6=IzDc)B7@1o4Ged_YUw39aBMr)orc8KdSOwq__F(>)0D}x^EowyXFjT_B$c?|m^$YV$( z3|J4?i~Cu`9$-bq68k|myfuwe6zS2zh*9|FzBRe9-8yu^J#a{QqJ_G%13sLRhj<2b znfd21@ME##&Gg4q@=p>-j1H;AJar2xr%glHr~gB4jQ-?_*#!3YUvfe|q4IF~*`lblhbDQfEii zPX5gDCw8o&J}jA8NHB|8EYsheYfk&mc8w5xyg5O z&hOlFe&=_;@4L1)b*jC2hw~T=#$JuO=^TT>%waIHgd7-P$cxyI8H}7?HBF5d%vrzP z%YW-4o0)y@=^r)UtGXgL!&pLth~^&pux{reJo3LYE6&|o{2$AIo^rEs;NU7A+w_?C zr+bo>k&M`C-jg1Z`mm)(wMR}h)QnzJKw-GinJ)M@lLPb+vm8&K zG8W;Tnnh&vax9-T(6Lw39_a`+bF{0NjU_$?rzt^XVYFXcdf)fhJ!8Z9TNRNhZ;fq` zzm=`zUso@p1y^Ea7+@#aFLL{>3%1plcxrGPP2Yjlt~W7(DyboOqLd6aY|!hNmYRmf zHCC#fc2Dng_TN~@b?NP}YI`a_`5b8d(G8k?b$WRFgOpGV&O;vkw=>Gj8y2o9^_=$Z zWPYHrwP>FMzV}{gj(SFpZ(B28(;XE%=OUZl`Ry+=w_gxwu)x7{&i_XxL8UQ+g zT(5zO%^}Ir%!KqN_GBva9W=W+DIO%2sfx0V`|+I$Fd?;LyN6R=+90VxXrA~K8TDEi zHjU6_BrtEW-fC8fsme(I`^@B|pT-gZJwp2W^dqXeM3-XZ0haikMHz<7e7sX9rrMkq zS;)?VK_DFX$;`qRvqCmQZQ`OUV9vr9vqQFx`h;<4TTAd(yJPDdt3Rv<$bdkSyc&_) z{n=4Xv>iI!kbR>rVPr97`Juc}uFO^yvQNVRsCLc5$3(RRDVx(GkmUj-)Vc;?+Xj|! z15}|?20bRK^(ocvv{b%?9aSO6Ms4ETzhLE>tt4cdu1(xyQB69}IGDKWo;T;HBsie~)FV}${@|y9eDfw%a3MfmxYx+HQ)d_40qGq~UjdmCU-TE9 zbOof4YlVS);wV`c5eGi2OT0ED^#;Hu3OC$nJZyDZ^2%3$FkNX84Il=i0G~V)RQ7r# zmmt#r|^9=B_-BRu- z5eEc4M#N;S#yeZZ%BM?Up+cYoY&d0SYmgbr1;-R4`4%p_F0oAK zA&Oo~l@b=gc33M+TWAr`GIFU@3Y4ye0!uk=7qo$6U1r4f{Fkz~T0#%4 z7VV!GEJfYifsl)P@q+~8BpaKPb>r=HoNg}iVLx!qahObJWA+vy(@V5uIlZ@@x1TPX z+?UIfOy+ss-}8H(_j%`e-tqn1*1SFI?JR*nu)W24;1>dcaGOA|MUx2)0;4!%Ng&94 z&~l*hedm^E4@Ks`XXXnYuKiH_#|-O*9mTQtf8BQtd)WXc0rr2CYEMmzmp{lfDj3mS zZE!&v*9C8yY~HlAp$d8y)tPNxd7=q4H1>I>#X9Z=a_;;>XgaSsVFL}Oz80HrY(XB+ z4IT_lvep$ZFK3>zqYJWl2eiD$Za4UOEmINQ#ZRnK$sOD^?kaL_8v5tQPftRZ{>_t# z*41ba_HuuWN=^6FzVcvXwP^%G(o=PL?vB)&iI+!!`rO3n6z<0AeR5^oj0 zdHSjK0dTzVj)=N50BWPQ%>g<*Y1;f1jr@c-%i=FEy6Q(!i}>%6_=G3<3E-{f&Hd2T zDTtfUk)8N*i_E=B-N7NZ%EZd|(tk^5<<;~*J;})baC-b_B{nHL0r-#TG^WQro&RDl z{Rtt_GUaRPd;aeW z8_qVpLq7Cb(u2*bb?k0~f0$86w7`*O@ZKW|&Q4tRcOY>YDLu_}E?bH!AMd5pqN+7j zuIy-G{P*c>ec~g>b*$*!H!m~5*f)IyXw_Hba6QVzBX-(Z<_=$k=A+nyItvKj_@#!ZJqipcQbeaL-p@?*A@^uNb-J7%yo)vZ!T zsXcORaO(BOzxh-6dL=u{ZA-1G`QM#jw}r$HTLzaRZFas=>yjW$Fqfd3(S%u$GM79<*bDde2DGITNQ z#a?P+fi@&Qlu6-?4cZsqL5nQjz-!BkYPuRLqQgP#5;k**uLgXjCn=$wGV_U&2V>X_ z?8AK+Ee%;**|;%VDI@*shrv-L)gT&1{6>KmncNN*jkzMVAFNsU=yodb0-&nnfb=V9*c9%tKgA$Q|1O!)&p_8>qF zlTvh@YU<|Uj;c#cIp&qX*c^Kti8n|4(DevhCxhCYAA(tQ*sXZ&-N$H(9zwj#t?@vd%VR0bHmZ=!wq5z=rV<*z8cMP`LLA=;Rrp0}TY*84c%gHa}3!t_usTNm?XBk^OfJY|HW!k}D{vO?Oa zA~SP*@Ui}^i~wcHyBN@>qH9QP5NO)zhgR60a)vqex;6mn|7Mvq_b1wVx8v@Q{mW( z8yb$O<7{$|UHy!lwyVD3eao}dLf(NmrTAn_zvSGcR8cdu;>1M^XHCX z%dXjN&D*_Y_#)7UJF#Dvqw1%NC)nVla1* z=(np=boHe@$P-h0`l5z$7w#wiW(PaiJ+uhDD4)0FBIdUob%Y1-$SI=$sIT*fq6YFY zH;4y*$tcnW6HBbO#O4njin)u(ldeJESI~5ZQx&!^%6gjyUUy^#-cuQ zWr0{HVe?^4WPmvaGreWdn3~arF#H9O_Y5tRl)&l}gWy&%_VKYi=r;K=Q`3X3N=4}R zX_m?WpS&i~7`J+`=X8b8o<`@h*9HpApF8Wh)BI`R{^gM*((Je))dV@JbbKqfs0SMt zPv+0&kazgz51r=%pA@{7>P;i4XXy&oVG35I7YVU>Rn4|AW1%xoT1O=pz3B_ediL(P|X6^ z^wtDArzxcyIPl!oa8!V9wF-AH39&0ZtAP%%%_&hQ)()(vgMx*)BMa<~&UelcCm zcxc}$Hs6C1wBeoT=VJ4+Gk6e)j}uJ6SgkSDgJnV9So=8F^Z$9stNg+|yN+^se4p);cTrzEaogj@JEbjB4fd91YjOJqK&V;z2bkUpXEzh{$_ zqL`lJJaa19iTB|(2 z(sEgB&Or2==(|-)64tX$>KJ3(m`MxD1k%2oL?l&Xv#-SS*;24IzSdai@hJrpZT?lA zfrax6??Xe%UaF3@qnWWNh?1Y%SANj3)3}9;&`_PF2m5!_UdNX}HJnGCko#A2N%#&9 zz3R@y*c|V$L)GF!A~7mV!0~1~>mZ(Z?&7G3e+E@0Fa6X<9`jg0p3hgTj z9cviBYCP!i$=LqY{j4VZqp(&g?PJWp!lhI$LW@Ul-cH;07MsSJrhkP=|c}9yBDSk-Y`4u9yA;8j@r&{W~B-KN7jV zbS2YwFmTAfdUmZYzS`v>?;jqc}PDgkZ8jP-md~4 z(!YT&RA;5O3YvUMZ8)Esk86of$=d_(FqU_@!*Ekh9`T)y1=|KJNPB;qpwC+5?xLtL znSJH1J(f$VL#IS^F1Z`5$Kgt{wzcMDNU0{u<&_=X#Yi%l8p=0RcKTOOCamoXWf>ZP zxXsWs*Ng2nG{OE=nW1{l&g^q7Qumv4T|0>X@`sc_YZp1G3eEgKmU3sV@A(9iq}DCNvWfdlfERh15d zM~8S#d+XS|7ywN1%%FFj+E{w9UY_Fh^@VXet&b>)1dcUWN5R-k0>y)yz1& zp-teBL^_eVVI^@r6O+wbs?7_;w|4cG?(k7P;v6H=N-WPr=DiL@rXmyPN#?D`;L=$N*`lj{&8~8kQv!$Nb|vCut5jTxlAyERt}Rj`1zm zMk%p)gurk+FEIpZgDh1X;J78nvD`^ZCFH#Z46qTWymJHvRa0OKY_mD-?V zZ|E5}{trCVu{Lx7$fl~|@MAzFPh{&TFi$&G?VH#d*Kwdtu5TMg=1?IaE}@gV9d3#$ zt$~D}BIY8eywRBwP{6q{lLBx6;64^PRf8PyIumT7R>RASMzzMjDiEP!(?CFh|4Kar za=;-Uq+`mm?#y`nlH|DWfXBDhznUy74O1MEPFCEY)sZeS*Y03Pcc#ALm$DUdcN)QlV4sS^MK zmK2>M)^|lHAaX=#8VEOteg$xRjL#i~y!rspi!-p&N{;4ZNv7}ubf=mP&I8V-lDkRa zJa`WR+2ED~k2gv8H9ZT&MWh8B$U1WqG_acj5+>ACMeZb^rhX diff --git a/example/university4_sky_masks/000223.png b/example/university4_sky_masks/000223.png deleted file mode 100644 index fcffb015052e59a704e881b4bdad48d244722c73..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 2656 zcmY*beN0nX7B3w}s0cpF(mpU%D^ZVDpaP$aaM*#M0u|xW@U9>H^CCR zA|oG#Ua%iBet?+CW@9!Q2{jX8VbsyrOY1l=`_Br|VDer!lgYB0*MF#)F77QelkDUs zy(ho(ea=1Sb?AVpE_rL_R)Ii}Y^bk2C=dv@2n2Bji3ku>VF^zKf~_h;?cU$n;{Nls zh|CmW52}B7bK#$haZK6rY+~i*+a+*4@BR}0;zBfsvR8)Ho>IzQ9&U(T#bIacQiZ>X zUDEKra9Z#RaZl8xetl5Z4kMD#SD}X9i45+C;FrG;uaZJf@J7={ZJ?i+oQMv&lBlYR z*J*Mov{|jYLMMMA)N$4}pi({6-NTY*HPGulDL?AyZ^60QVDkS_*PUaV*qGq8t}yfv zUozfibi1Wl6$Jc~S3T{1#(pUKdK10!9BbFf#N6M4b+o*|JNq4fWtg z{vPIfss~?cDC56ZDq*QNq88)aUkxaZ@dza(CalXJ-tgz1Y`q%2C>-hIjMk zLIYawUBrn&*XE_%VfPVh4X*AghG$|-jU@aLI9=Nr{KK^C0%=zuv0!sx41Y1W=E-{4 z9IPYmZC}YRXRg>W?nf6=jmj{qc$3UOF5Zau7-g*&`k3-#(OqWdBvB@QagJY)k7bmiglVNv^Q*&U43eO2 z^DKxR6alGV-UIDcs_HV9NdE>#j@D-n5Cg=^2e#u7M<=o#&&~jTDY!G`8~jWjWAqI_ zDuG`m(q1g#IH+{%s}$7p!CP!b24}LQE(MSb))>Us^O#CqRU8#9^*OjwxaU}*CH)iS zD1+~jW9v%BjdM5pB8z|ke6uba5IGHw^91~JeN@by0Q`I0vr_ofl6po-7s80BcSa#k z@#EVIFckWfh^`aH;H%h+3F2M>Q{Ik}Ss)&0GpQ;NziCWQwq=hHIePXo;NKCS#_QTZ zkC9yl{FEVkoY;78h$@Bm3+N6Qd8%v@FIYfAD*Hr>QB@91C8Tj^+a^c33?ePPiIihm zW`7&b<+|@QCo(44=p+0MSR>`k-V82R>=?lkJ_SAXvNB!vMO3%g+1SCoi*r1vA>boJ z_ArrSVh;fRk75*kU0RGh=5r_rSc6K6vdVXAB~;bLLbe(3^}b=$5rv5P2hM#B{zCk! za~fEau|RZq!7^Jxnt=q|k-*iK_s5+u02+AS5O@GTKTpnZ_@Si5ya32kOy;&0(ikMRU} zn(t)rVtv!JTTcRMUi-8Q-Ji%$Gdjr^MC)fQ4YKd>;_BV$C%~)5doG+C_g*i7|21R} zL@%QLa6O9q5Ahe5v2ZE035MRB|AlbdzeQ^IEXdS#0{+|e4Dj!V%BcC2*>CZw8j}z$ zlBt@`X|$W>Q_PI12=JazGBux5v#NnNQ+4RqnJVmhgcsMIDuHVEVZiSUAs26l)2VsE zYY)-dZ-@Al-h|fTeCE)#HNgK~S)@dsJShCloTff(g0@e$oB*E`^g>%#CO4MhAX=~V z;@nv9G5!Mdx^=>D0b!;_+HUYZ-=&nK1VlNrk+DFj%STc0enYjWacfZ zDyvKJ@&UfI?`%xqjyspliLvrtK8$&!i=nN|=jF*&lvwj#box=w<2#kj3T zws8@m9VCV3vj^gh`#Sjnv@CHh7${nGc_VK@TZzwE9#U?cBPKxyyQ9MS;y5^u79^i; zX6mfs``_RRax^x4cSw2GOQh&f&kxxj&*Z82Za`zc;WTq!2V1+yUhQDlaZVFYs>Z8P zrv|ldt@}tcg~}edMJjIo49&QV(JfT=U?Hh;HU|u{({Br7@m$K_v=(WS`Ry3ge~V3C z@lTb&-atW_FVW={yq2%{vwY5@7NBq&Z&}i1s@~_~(}AM1BgANJ=d?$E%OaIMWp}JF z#RU8!P}JmejI9Yn12*)*Py_lMpL67vFr;*4ZHj2%bijbhkyIgao#ZDw*c*V>_?%-M zq!`MHd4O zAz(qFiUD^7vyxYVokPVqXA2cpcg9)8vb#*BP{bfVwLWJ*@}r8gHrSQU$VFnb9>s4g z3@MT4?H1{E4U`9qBuHu^KCp|QTw}|qY%ihGnAf zBgiU2c_UXUxs>niU{R4TPWW|bR*oR!p~BrBV@oOgD2Ni5CRL!YUCu~#8STdh+vfAp z_{O9pR&l^!SI$Kq;0rSBRnUM+t*#jAUlYzcE}(6a!C`%o`bAU*)H-A*pl@*>nx}vQ zbEvIi^$N3pvqVL#Vud*jBX5EQw*%%vOPYGczrPcG+0)JbtQeek%HtIv>}ToW4)!5l zC!@zF7!GQ7N*_jIM~iT1d77g-5@JdSN2-=avIIQ7Ov%T(5DhFS6HB z-nSeu+tEcfT*ykM?gj!HL1MU290Zfyq!5F!^n`=MLgGc3Nvkq(4supO z!e-H-Y65M!W2nrw({bnYFq0cOQ-Q+L=_L->56zsOQoY<{{1E>%=M7ijsJ)Fc{Wraj z_vLw?=l6Tw=bhio`|h40YAVx2n?*bxFU?eCc$LRXPT}#A@&K;D+YJeB@pytdlR>}V zne=#8c<>)pJpSzbH+w#6C_ML1izR+X{P%GHW^;4>eesPBX^EmMq?p%ril=Y*1OX#5 zukVCfh8GnB>WzPEbXpz#1#CgC|7`q5bVsi`?abQccuKUQS1nmFMGAu_ldYfuV`mj zY6H?G078}vWp;@_!3ES*(83%B$bKO?6}my(-MPC;>h*1Jg6(Bgk5>)o*=d_P+yy_| zgYG^LQmZL*FAK?w-dQ3W0*>lZ@WVP}G6@E+ZfqiF;~#NW?hGXIn~;Sm3_>mMfz%z> zW%kmLo1Q=fks@sQleob}PoS4N4(fn0*%OaXIZL$WMef^xN(^GNOt%Lu%-Nty4nNZa zV^!;F_g>CBp_JLTYsge;gKvU!f;gF{t@tG+G(Lnb<_|nSD2EgX$xG3#i#h8$Vik`Meb6xkmE_CpS>lSp4-&f{@bSlN zJZqQeRtO?}Fbpm!{lI-?Wu%DOuq*X0H+`!DU(RcCe=M{rE3IaYEM~T4Oq*(0L9$gT zur~YE;afoDt}UZC?j2AB} z3-~z}1Ga<|k96wrv0xpqi7bZMm-u*jznpXzu)hbb=`Q*L#<`F+6#Do3Tu2RTS)TW$ z9O9BTu4QU8l@1wo=h(l3SIc$@w+q|3$)JgL=IfAZ62KqVHbjiF z*fuh*0_!Oi{tkVEDEf=9h$Afn)~@vmcN_P^fB4q$BY9rJ7TFj+^~K7(>mvC)SYuDpq6*(5+&}5`@yT_bLQgxu)PIql-Ymf z2P{leNRtG1p8G$&gPSo+N()Y#HBg%!8@VNBz+x z|1bFN#N5LBt3AG`!+oUwF&aMCmYnJ1!lh^fAW0hIz_jk z!z@CLxDSZ>WOk`z8$&@n?oILx3nbtT6kR)>EcEhw;M%n-lu z);9v)L_|c#?nNw&DX1C^>eb;~&JcaBTNMH>Prt*^@co6~#8-#qQA~%Nq8}jbdSn!~ zZ*pV`0Wya(SELH4k-ihsO`uk=k}Kz0Pfev7&i`uZP7b&FMeWpx>j2Orvx^+txUC$@ zWuSIrAoJ!rE{&7%tt-vTGsKsBsW`M^UJkA^WNm?C4G{yfh*U--_*5axo+)6{uxmGo zqt(c0P_brpo~G}OL^hynC~5YKdSoqbDE1~9@0YvZIgwcdUcq*dt6AL3Lq~&xr07wr Z@|&cG`eVa2Sm|2gCu=g+7{)P+>%TKR5(xkR diff --git a/example/university4_sky_masks/000225.png b/example/university4_sky_masks/000225.png deleted file mode 100644 index 55b70675abd7c9267f5ee22a5911f5bd8d211ef4..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1910 zcmbtVe@q+a8MckF&-Rg=a{}yyGEZJJQKp$b=Sf z7z+@ek1{smAIXReA+=fsr$H&YC|Q$Hr8eny&YJX(S?W-eNVhN{5!yLOu()N-KC(^I z)UE&QpZA{kd!O&Q_dY$}dqbq9AxpklE)WQ^_BEPc5eP&Qfk0RYfd#>CMEa>fAlGj=_<2lm_)q&q;@HPuZM%8hCn&E_-O9W@x!sh*+Y%Xcx8~D?rnk&{-|E@BT;-rQ z>blW~BhGx{=}#m#22&mL8!5={VYpZU6Vxd~0P>FZ=@lETIcn1~jPbuiHI#fJUg&JT*S^q8c>7$|vFX_DhHdqdVe#7%!E%JUi6z${WmMN?B62 z)&%WUU0)Y#fu0S}lYtod*CX#sWv6xCNNWgr!73q+HZ!Rzb^KAn6@4s@A5v?9n|R=p z_1f#Y;Z&t$_5_=I5+9z<+L=7gLVe$V-#ikpW1+E~$!#3cQP{w1)bTF(8g7*5a!AEH zkt-qmzGXFjOFKoqiCo83i{Ek3V~N(MgGd)u`XjS`UFFw7yLKFbs#y6J<@1HgAj%Kd zd`~^#`Xd86p_Cok$+&}+e+FJ!MjuRQSZG0}grGJB^JNBpzuDqbh~pUjl4|k0@Ux(; z4T%>y#7MjXUU`w}TX!=uLS@s_vKToQK->IyUP8kmAEthADpHZJ6LFe6&O$*DEk&O< zjuE?pbrdAxpWG(51mD&}JdGeC2*|t3J2g&>u4Se(iKF!v`YNSF;`Q(~wNZJ`e_p^s z2ldIWd2Bqt3U~<6n^^e*rvZk`fv**0h}znB1?_(Cv@q+MdQP$Zc^gA1&t@QtbkRT7 z65!rGc{zDx9$RYM6~wX0xCCg=DHa+%8;GNgIs8W|w@n1%yRe-pCeB7$8Quu5c$mj@ zDv#;eJ$syaV`uV_x-}fRL$*iDURD2#_}|jxgG8-I!Q8Ag%8$j!TOs??^W*5lfyhbS z<&@%vc1B3Njw85JGwQ2!MaMV;|7Z1LMQ5Go1aou9iMCEez92-)Hjws+jq=h@$c?yk zoq|)PGu1>(Gvta6md%t52$-HcFMn1hB=(%)&#EQF-H-Ju_Yo#WwyP+}uzeOACPQT~ zxX(oyU?vo0fJwAZUDIW1xzi7(!au{3FB}q5rO7ieR~s!-`@N*C43kDKQZ*Y)Es6d- zIvf-lAwxk1*ZR$}fX#L9m-s*UUwc?c1?mW7D4oUV@MxQ#M9aVZ?Eb&1`xOZeGvVM= z+!d82M*Aa2v<4SK$8kMUcrVBwkLu-gW**yOXmAkOB9yTbA zIwt()xcsLe_R1PSJuegXs@$680#WUUBpN6UWDs}FBN{0a{&}8x^>FkOSL?UKhFnLc qA9qC)T6&63Xgk{W1fLLkTM=v&?qiBeCCL@A{b0EikO@z)}e4OihkVU0*9@SsEs~SDkyhF~A!pv-)uPb^`tP|AS zd&*jJ_bnrPli7$7&!^tgcSrlEvAdS)(UQ-gqKl^oCK7YJ#`#xRrHQH7TK^xg%kNV& zvFXG!UJEbQFiK8uWNQPRg4*V6>81~q53O!|=XJ$l*=Xf(?s-a(4a+v>gLJ9QdDSGG z#hwQOTXw2FUOZZ@_OvmHj|85o9FTYYm{E9kTa8vX%*{Em(Mq)^(@I@5M|Yb}FntO1Y;&U^*2y13zn+;)5x9sOvHth7=abN|^+9KMy%U&fLS+nx-1DK@=@F%hv^ z&o=QLNzh$@3CMt=i-wO7u~2td2F~BtDE=!oBhP0ORVV28Wz3cCD7bRhuxXu!xxqk! z3`P|=^RPrv4$How;SH*Q?gSC)t<Sb{W#=c+(v1q=frC;*+`@r_9l>DIsW| zvq*U4QQY8s27hHR#mxorCMV+yB<|u1fdXZoM(<@y!jf@ck?M`~@`9}=29)jYdO31j(1eyzOL=k~cH<+kH7`9ZwwatX8u z0VZ4ojs+96E}gw5hX?zp$1+Ja+rs_>=AK}#>mNg%GWK1~_9lF!)P;OnipVhut<|>exgb4D=Z;7GkklOQW+JL#nbZ}zP3&Rf z&^>(ripgOQ<}doRdnLO3`h4yU<`SFnoQU&6KcDpt*AqBSNBLjR^9`UR**e=qeiur$=1ik`E}ZrX6CNH5GQ*n9n`biV%o`dDTNLBABoM0g`zIZ*tR+U9e5%+A`?bYhki6 z-n54Ld_*wTwEa0;pFtZ3phdZ!tyGh(hs9|q;bl)VTZVJiEEo1D27IA@!vK_;5}pF5 z6sf0vjd|MR21_%-Bm4y~^;;?wD4;J-(hqp-N$Ipti-=LWk`hX&w!`8l#eFHMsMwKa zJC@i2U|7Nu^;EXn1Im#fo5qaTj=weJ&qGoA9JAHR-i!afPR9DzWa7g+TXA?K12h10 zB_YdH+KX#@c4{5_pw~$lHHb;Grp!y_*MVD>Y8eDFo^S)Eu5bP22i?SI*a?foJP`!# z8mb#Ezl_fNmqhC6bxQcfp~-o*O1aEy_WGzhflt}y0n|RXmOGNq{hj}$PR?cx zvTbK=4PuWDX9B(<2q-{Zs9<|2VJJ-A!5J=t=3q|13ghsMO3*VyFsFuX|MTMBJuLnJ z5$;ot%3;~#3_9>S^GCkoxv$faYo@bspddT`#FT}s2Gc)@@3(hH!9&)_z>UNv+nOre zq=aUBZu_6%Mjf&+gO7TNhN6=olY#!ft?jFT24S+VhdLiGvMQ$&)Ee1kaF%eph|YoZ z2^%rPt!=FES)vvQ!SMq6X!bicM2)#utf&eVhh~Ty{x{j*QDd$G`W0FvO$o*VV7R{Ymma#Go~{tZIIK``-stkQe{} diff --git a/example/university4_sky_masks/000227.png b/example/university4_sky_masks/000227.png deleted file mode 100644 index 54f71490574950176c6e17527c64bc20135495ec..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1050 zcmeAS@N?(olHy`uVBq!ia0y~yU}9rnU{vD(3NY9RuwQ3jV1DT7;uuoF`1T;9Q!pnJ z>%n)w<$vWGH0=^%6G^JO6xye+`1rDAol?59M3Ky6wiEn)yPp@>Os>zq!&CXJ!l0;@ z`ANzhp~`1F@|hmD{$YOXcCx&$UGe{c9fd`YDlCdj9}AS&NbQ_dDADJx9B#yS_+!Bn zt7C~4ay>CeErgCAo~UouckE-w6Yk!_g*GxjgC1AN@VoE3Vj<@~!JMaZf1yj?oRitd zI%CWxh(Den^V3alM$G{WC3gqC*Y^G<5B6Ve7Q@K#3PiF38eaoVfzWq;5Y~%zofifq~7R9tHo1ZR}?K?6Ns5EclV_TW| z2PaCaKHhI(*9_7H7Ka&un{!7rv1W>Lxr^U1cgrICCntYsxW8*MfY1$dcq)zTPEC9~ zS>1VFPk+&q4^MWV1gYTjpXVzf|Lnxalbb)P%j{(TboU2y-yOzEvwscB$JNgtGe1;e z4^q@?-1srCPiCHtbo!wmojv9jMKzz!S_n(nbAZ_FPg3?w_~?|d=P1YvSeTC$VlMW z^5Q2PENmxE{z&PQ>9CQUe`aE`;4$@LP!KIHtTA#2CX|yhJ0ttzPn;|Oak2IPwUH3WD8c_n_xM3j971CkMQ+e?))(9GxYw!emo|6xJ9hl! d$%>=@8IG-7E@e4!cNi$sd%F6$taD0e0swY}#6JK4 diff --git a/example/university4_sky_masks/000228.png b/example/university4_sky_masks/000228.png deleted file mode 100644 index 72d712aaea5212358319edf98b00bb3bc6a47504..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1108 zcmd5+OH30{6dkG&@COwMV>_Y9kQx>3$4_TsRaEp9KlqOeD=I>Wf8W%EHc=B~p$*fq z)5fR>xPXL(2`n@LB0&V1PK|}QFvNtYFb@nd20JWDW23%CU68nN>GGVLoO9l}H_v;Z z6fByrn@OdKT zEE1$Vqy7*Xg6KyD*8%fDo7^aQDGwdft>BPv9ULl54%?*&#nyK(vvKHxdJaoGVcO)okOrm3Vd)|snf-Ne z^>32`;ibs@ar_%-^7p#OB@C$&$!%Lz*nbZ{@Qkpvbk@jiGCDNp1aUtE>VqbKaINY(L?M^Y8CWk4{D)kZ3Zdja_iBRpVXHBOmH54m2dAuh^ zqX6rrG1*g*aNt7Xh18T*+Ui1+lMagY_s-Pdb{oJcyFiCIs7!s!1nHP~nV-XQhWLBNhe0*p%y6do z8^%k=f(D<9Q3?|#A+kWciPhfEL ANdN!< diff --git a/example/university4_sky_masks/000229.png b/example/university4_sky_masks/000229.png deleted file mode 100644 index 66215094582ca8fec0d828e0ce442e89109fbdd0..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1081 zcmdT^ZAep57`}RIMKmW!xZIc;*J}}(Zp|@Tx@xAkHpvW%8ZK=yzuNK^w9&|{ETpa3 zy+oTWi-JC^j0j`HF)3=h2doh#CYcx70r7{)?jIeRb?ry#pZ@pfFT-KjF+!4?>v`);Ur2d)V!^eTgBcrTdG+UVlBwMuw>j!}l*Uhse9& zmc+EXa!c@Jd=Kcrr>)LB^#^P)Q3iE%VKnnvhJh>!Uy?RZj}yz`UfSr6(basaq)f~_ z!X5JY_Ry9Z+Eh!$-KB6B?XN$l5&z6r`QUm~DuQ*Pbt*5!;(4_p{5Mz=JEg}cIIfNbs4EG* zRS6uC>qb{T`GR<_(8_*;tHm-fiL1W^sF)X{rzI8h_W@hz7)YU53wIX924e7sfZ2$G z34BV`Yv$@Tw6uw&_>YHI%=RD~j)yxiYZ_ zUCvL4qgX~%Dw9tVm*IXoCOJS=8^Uk2WDg-HaDe$R+Dz#w;`^|+01qBUVI6fwS-{7w zd~D<~^eiPVx%H0&@F` z$-AutZ2~6H8M_I!XswYMH;}!#&sM`%@CTk$M%p#r5Q_~k{IhXa^wuJNrUcG5QQ5Yf zDS7ZMRyw8)fBfT#8~_2=K>M4F%mcnpORh)2Y{J!_wcV~#cyH-$f1Uh?CyNdL?`W{K XIrc1lro39Z@Fx&umAc*?N6!BOI6L4p diff --git a/example/university4_sky_masks/000230.png b/example/university4_sky_masks/000230.png deleted file mode 100644 index 40d9748ad0b49190cc10eaf268e1d168963d73d9..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1024 zcmeAS@N?(olHy`uVBq!ia0y~yU}9rnU{vD(3NY9RuwQ3jU_S2Y;uuoF`1T-Uo`?q% z%fU1M?RW9*IdtIB#!NqtdG~rI1V6TS-6#29{b!bffgLxarOBsumSfMAPb{2huNdEZ z-jlEQ59iOM8ZM(cwRE?C9S44hupIM$a^}SR2_HQ8~oG2DJCjKeQMxotpURRB|+yrN3f7iHPkWBEz{A12V z8BcbeFn=rvv^?g?)d~l`UK{aBQ;@RrKxOPeWx^9ruKw5{BUP#Q>2AerB--rLSuo$~ zQ<9BRyW2ZubiCYcoieHTxLckw2tRkzqZ*#B>yafKqg+q*|U{OZo1h?TLQ zaNnp%{P_7N<~=b-KXU&(aUxV^|0I48$E@-=ki&l>SvkDWMhz^)S9$xya`ngThboSI zl&ic9WE<2eJ@)PUep1?P-J>53f3luv_3@vOcAM8^VE63Dgg;47G&vq8_uW_cZ}dsz zN%u#=W0F}?Tn#9g35J@-c^>YE-L z0x8`ms|(Lfj6Ts_cm_z?AJcSSr>GAk^^|&w`;JVs5OROyA=9Z`s6sO5@%oA3%JXMF z&YvjXQW!Wv7ZM|s6YD={p9G0<%n(_^?$jjW(nCbn=d-Ec=eMjJN%961RFn=eY*R@_sMF-_}>2$oRyb9+5OS_MDxeq z$NQgLI3f5mbC3PcJR9$GJu(yDAIn#??@d23bE5L6?H{X8*!L_yIdh`(p&z|ZmVY#{ zG%nJA(hj6eitL}v{>THQ-Jf)SlmXE!$2LE?aw7G_%89!b9*bF;7O}G&(=Ez)qQ?Q| ziKpCATJEOj?ALoo@@JBbBajxaG?1GZto+?ouE!nd4ta$h=T8YXO6_j{7!qYBu|F0B z8k_#)V1)}`?;poQ70Mvx&dT)@4DR_P*f@d(f0P0>mY!HR@%4mY<@!lI@os*-H5E*c z%`8nmJv=E6q)k6vJZTPc0g%3b>@?7c$JOumOh37DV!yv!k2sLFR^UJ84HTE1!2VdZ zDC>zI$75F@Wd!xjX`so|6+uq#>y2rhBfXQu(!5BpDDR2VlRGC|Pwbr7J)u}xT=BV^ zp3}MBm=^LB{7-x$^`u^6CmTC3#H3{GPe}L1G(VPqlIx~-@MHcbHs$FLDtzKHp9snL zPYjpb$#UHI$+n5!1vcJ!AkOC}Z9vW*k2s?uR;#=T&wFDU`))sxR1RP8*z}1fNH1^Y ztrMaaaqjbgD*D1FsrSS*KHmCd<3#O(J+o{;V&)V6OYCGi9(`gzQ1j!nPuhV}Dt$*L zS_rv6@{s9NF2u%BQl3B0;L}Y`<@s}glqEi;k33SITo!h-vzGk%MW(N&=+n^?&(-34 z%YnGY=hM-O@K1+NxIbz6xbDgFiTo!xAIF~bSC*e}04(1Aq+pM}%n)w<$tYLv1T#L5b4Q@bBk3yeyqOX&;E}gpIDE%pFI1+z|!cS@RPegWIp{ocKqa3 z5Wh%ue(oQ!N@F`WzMeZL)TQ@(uRC`9M6GiDWPg*ocIKT@^2*hxG%UJ* zqW?*8kG;=3>7VS4Cxd(K9TN6TW>zjg@ww-|nn7LbogQgRgQ9kuvp;f+4C@;ANSYTV zJmIVC`Y2Ll`p>q~eBF}+Cu~2lJhpt2^oQx^=^Yc8mA`ZF{JiH-cko9P(_^=Nl1l7u zastQrpWK&<_t85x^-rz_yW2e9e@6S}J)T=*3{-z!-Td)t%YEwgl0c(%S_+kWv@1d4 z^Bsj^Tj_X`Y;2sN4?JlXt9FMyisvDC3Ff ziG>rx724h68i^2)u4F9AdBS>P<3w?V<8E;cGUx&}21RwB4xIRTl3Dq=I)Bfc`9ug9 z6;*vYapL7kW##4S{XKK$O-@!`{+t0A@>PA@JM*7>kqIxle&VHN-jjI~FBk8bJYU+< z_PF_{VCD4ZKiul_o;;DMpFCg6((?HCC+co~=RPX`Y@ax}_>O8g&=e1uPUS+Cz9SPY wgxnvI#@S;dTUq+(#A;zuHIif5P}lQQ{)cd-sO7uQGeH^J)78&qol`;+0Nf3*y8r+H diff --git a/example/university4_sky_masks/000233.png b/example/university4_sky_masks/000233.png deleted file mode 100644 index c021eda63cecf9a7eb75b11b02b365fa736fa9c9..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 933 zcmeAS@N?(olHy`uVBq!ia0y~yU}9rnU{vD(3NY9RuwQ3jV9xP$aSW+oe0z{_Qpj;e z)`P2l%l|sbH(}{h^Ck{n!|Yu~PZR#sPgs8}+w!0DzVuJsJ=-TNpQ!&NrQwg%W8Ei- zPv)PP5TCfG+oosE$?(b7rQa*_E8m~QueRR&p1YjeKP7gkSpCH2lc#&lC$&%9Ke=5| z-|U_zP}WbbZO@Gg^-77K9{UU{H+~HJWbldiXU2)_-tUDc4xebQF+HHDZ+g%3N#+yx zC#}b-J8gRYOxSa-!n#uGr(xy9k9D6+J|%w=dTb1I(tL&W26oIq3C&OMd;J~2jP%|xWphH(n*F+23*z(fln_eUNwoyvtOeMd$) c6o)}QLzHur2xEH86;S^3boFyt=akR{0114QA^Z2F_{_&1Pb5SB21$WiqDn64#L(eq=zmPLx+bMDMg7H69L+a&MoMD{~ZHPScOr=tJy3B!z>P6+p7-cHm-kr8+Q9genu&pLX=Fr6SCmPOnCVdZ22>-nB zWIOK!eTm}*PdfMH?{STr{n-AK>tl&N8+9JZ_XT^L^^R#5nLaT-7ARBccg$TTUUh#u z(17L>;yub1MI4oxHWR-0I$IPm?37r4Qu}bDjYNCFleU(RYBPQ0deuK=$efsHfAXU} zjL{U+``Dt$|4Ek2@rl(+;g2o)j!d)=a)0C@)2UpjLNdposEkQjUEQFl2#M;MGZ!d+ z=)_G<<#crj2P7-5{9Fx&ff|g8sz|nu94C%6J%520ZO3*gaJ@3ZH>r_zYv%7wnPoTaepJ{st5_R5sm2-q@;hzIB zia|B1a0#;nHoK&h(6`Oc;V&5*aI+UI4*9xTTMgvSLFy`|aP^o!qlBj7VhYO)fIDnG zO62~W`FhRx#Cw1&${2oI(}nfPbY&@%%&c`Y$|O@+SIi^<1p;f%Rx0&9{zf;cOo|4a zJ?L0(QuHEc$J4g6z;&C&P(z|~x~2iEjGGmQRe@a4cB+pz=JCf#;mWv#zUPfWDieQ;I0hKT_5jMFvNROnPpuk?))4A{mk%LjzrT zS;Mq#fGxJv0|lnjOo>TC%cPo(2}FhCJ)TpW43|I`)#BL~fUU)lbRz0&1hecxi!lQ> zQ;pby)mY+Ke2$t}+re8>HVe{+zwP2}CieWB>)>^*$;@-Na*-F^T7 diff --git a/example/university4_sky_masks/000236.png b/example/university4_sky_masks/000236.png deleted file mode 100644 index ba9998304c5aec4febcc2e89d6ffe939d48c9281..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 833 zcmeAS@N?(olHy`uVBq!ia0y~yU}9rnU{vD(3NY9RuwQ3jVCL|2aSW+oe0wmkE16y7 zsKea9`caA#)*tZMW&8dXZ{XD@^;sv@_uQYr_(}iq^9lL0o@72g{A9LT<-H#ok|(bF ze%kXf&}hQ?*-y??SXUlZ2|qUbWVhN*gOokf_he1dKK#+_(=N|-KF4OCm_OsmsgymF z_hbM?3%%tGPcHnZ(C$3X{N&t14>{wL(mmdv+SPWNzdQLFN?MwqI|`iXV4@$qt)jAiK>b1rOO|lLnMUCL3(hfg%vH@Y52{cfHF`PFAbz{wPy1Z zoMQj%Cv(|8ZU3lLc~3>&C{F48>?gs;xSt$QkvHDwtLO8{@bT^^M^xq;?{m-d`4sv1 z^pg`R^G)~p^!a>Be7qXSkvH3Ss8MF-lh4QMi;B`F$tV7q7BlNfyTpFQ>1sa>kLjOW z>RH$Gk$>i&_KBvXWt!vKI!?7PMn=1V+ImD`DDh&$i6ws-=*h2KVez4{Ue8a z-^AU$?G{BHcd~5GO>}+|_PDTbj?#C@^94^NcAl+hQ(k_e_L#AZrRzK6c@Ix$7R~-B z0@Bj6+@h%KPKwRRiNR0g9s`Y3GM5l9cp|d%-i{`qmZ!&5fm-xTkGslPx~((OdwjyM zXlbD&P$zfqYm1`3nDm(A6DL2>dTiARc8}}$lW@ZPaai9Tfu9F0 z4o(bLnq1$bEK_OA^jOCIk%vsDa-mA!k%<;UqnrT=gFlQylKDbT8_eH<@{y;jpUXO@ GgeCw0-+YV! diff --git a/example/university4_sky_masks/000238.png b/example/university4_sky_masks/000238.png deleted file mode 100644 index 3da92c17e90c7c0370a06153159b99b1807a90c3..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 905 zcmeAS@N?(olHy`uVBq!ia0y~yU}9rnU{vD(3NY9RuwQ3jU=HwfaSW+oe0z{FEF_$P z_29d|`oG#5I+gfV?D=`XGWIFQr#nyDJ_`T5#KzJ0XO@lR`ic6vHbqZtpLk36%T)6J zymU<2{hsH(4#oas{xX(Mc6$~1k8$_ynO{@)*v$Q&zuoSSE_G%XCMrLMNv9m`y6w=!YAjR z9DFjTaE5ZZ%6*?cDRs*t{ZDrtBox?vw#?)b-bp6SRr%yyOKe2zj-m*y6GONKx>ixqLQ-MZyDNmmie9W*f#>-Fg zxJ8ksWy+k#Czd{$P}m2Qa6V=Ul<1QH+Gl8)Fz3mMr%&b{i|mW>i!-deY;k(x>yx>Y z&3iY??3{PUx^TV3!(`2_D{>B`JI?aJ~# zbq4>`&-eT;d}2JIzBm2J!5#MQcD%=r7pU|dnP?&8{>Ve7Q@L=IGvHxx(%$Vui%^@) RUk6Yg^K|udS?83{1ONcof?5Co diff --git a/example/university4_sky_masks/000239.png b/example/university4_sky_masks/000239.png deleted file mode 100644 index a19abb7fef853be5623bfc17654eb867c6d4c52e..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1046 zcmeH`Ur1A77{-rVIx$^Ng-xB#d95jOBnb6x?JIsxIdea?_ zqfaSyc8x4s;04Z)?#cOSiB=lu#o-t<;j64o1NtHZFXYXUXyENq}h9 zJzoDE3SmtcZ(#}ng+Hrlm{BR34)oaoH6pW6+YTP@R33?C_P(A-1pc0Mr@0I5vWrLY zC6Z%0wEQ_V$`*6chU7}wsz%$&o47DS7wU0aVjGcH4lP2@-I=w$f!u6K*--=z#J|Du zQ)#P_&32WwKul6@rByAaf;cZ8p*B)}sKo$fK#|O+;XCKh7E?>;Ttd&Z#f2}HY_<63 zs1~KQpnV-Kll!tlfNsO)lEozG_lRUf5N`XW88exuA50~W|CruQ4% zCG}7A4;l|tgf3RwFf*cH6rE@cZVzpvl|7u$NdrSW1b2!x;lrxBq5Uqz!fV_inn$lG z12w_?Vh4j(dYyBhmeS_LfE~>5h4VLo7jDp1jE|JkRb|P=jFoS*$Jz2c&FDmMHzXfK z2)O>4Jdi2i%=|D#OJq}M1+w8zMISXSkzLe)A_1;af&yDfsXemyD&8B@K`M0G+_nOZZg%Sh;VG;(ybBD$jlF5^D}j+ErR%*}bBqLz?dN>#4dqO@FDYOAM5HqN zlh0#y8B3RYGl2$3y8BJsuI6uQ_w0n`r)y6-kDa$Dn)2tk!@P_?P0H;jFY`>02iYY) z^G-(1H09?f{~mj8Sv1S$;14GEJcaL4@sCdUww#nbCTK7x~Kb6}$NNyW#EeRn+hB>4-T_!XU~XizSnWPD6n zX6IyQJ#)FoC(b@edK}ny$7h|1-h&f&pBOzB>bv8&&QR~siN8+@A6xa=G~1-boSdjW z@xAo)q9>J4qK_SwsZ{&9tI*UvuBGPOjycNu&UN`R4^D7TjF)z|_*C^I`7w`sTz^f5 z%%c`KWid}zKbLh*2~7Y8NP$}b diff --git a/example/university4_sky_masks/000241.png b/example/university4_sky_masks/000241.png deleted file mode 100644 index 66cc75588c8a5b51473f333a316802ce34df0087..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 856 zcmeAS@N?(olHy`uVBq!ia0y~yU}9rnU{vD(3NY9RuwQ3jV3zlEaSW+oe0wmk=xP`P z>%p0S^?$WAd2w-={fON4B6*i=Wp9mP<%-5X8GmM3d@_>!KPg@MeZdo{Pumo~OMklh zqwi0`pC)DT3I8SIPk1`lr2{$T6VoO03!m_PGI%W87vm+Dwdd@_+b5cPwp$j-SN450 zbAP9N-tgYD6TMF)kL{M(Iq^^I<9>@G@t-H3Ecv)x#?sMGy8hfm;U{Z83ii!WRPXIC zc*0_tQ8PjL`{d+f+%lF9eG=;npKw?v>^U}3`ANe^DR;h!w|lQ!6m{Im0}44m$$RYD zC!=I8y}sy)$j<8(QjHPRyiQU18#ZTlO7t2_>zca8q4di4!=IWDCxh^%m z;EBS{D?8eh*-y3}3zf0-&@*25_=IE8)IvpfzDeCZ+LlEVVv=G`Pi%g|^*9NrMO-4h z_=(QXDVBQAPgEY7&@a8c;K}-l>yMd#T30CT{!cFPk9%G6og)*~Czkijw)kZ8X|p1T zcKEco@v&K-&BU7gJEteAPtsSr-&1Y*$;ar)>Oy08IiGzJ<;5y}MN3{7+dFt13V9&!HcDKj(amSI}?!bE-nIowMiq6aB}gKX3m~`V)qTmdfNO zaz#yl&YVzv!t!(HMC}ute)ptyw#<1j!Q4$xQQbmD!M-QP*{{IjpF+LV&bB!Z3jVlC z?Cg?x@Pj?^iB?gAa`CkcI^sLhopM}L?DMf*); z@-2Z9b3XEcc*gf00+lBos|Kk#Q_&AJ#9hMZ-cz9Ceji&8bnMS<9~ptpjW@3}w0i^; zeXZ8hZ&_sda}{GBg#PFW^xM9?nm(Xbed+lio$ViG`i@Mr5OROyA=9Z`s4~hKz%ZC} ZpCPi|--zMo&0tVo@O1TaS?83{1OQOZUeo{p diff --git a/example/university4_sky_masks/000243.png b/example/university4_sky_masks/000243.png deleted file mode 100644 index e5028ba4385fdadbb9a893f96cdf4fa9eeb25865..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 803 zcmeAS@N?(olHy`uVBq!ia0y~yU}9rnU{vD(3NY9RuwMrXyz+E$45?szdoVCh+Ku6; z!>51kb-oD;JanzI6w>#~&k>aP*;1{#5IWao*Rd{C$$K z%+9HE9-TP)gu{KEYP&^|y5;eS-X{(FV!ZhZpF|aPC|{rCEVFZl%tMe8$(_@IjJ;2I z+~29DTND{u9-7#FQn2rik6*!)w4x?u@yW_?weEUq?i@hf%1_#X1`6^uGWNx|otqHf z6XVu5;lISrE*Zu5JuxnQ6WEonPf&hx@r3FVo=TG9E5;(;{9=r-VN$`EKtN>(4q!DDVN@8=rNe;=zflPfquow_DfOi2I$ diff --git a/example/university4_sky_masks/000244.png b/example/university4_sky_masks/000244.png deleted file mode 100644 index 292459d21d633929a85de6933bfdfa241174e440..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 921 zcmeAS@N?(olHy`uVBq!ia0y~yU}9rnU{vD(3NY9RuwQ3jU{3IKaSW+oe0z|)EI6Ej z<>0%&`c+OjP6~h4G=D7-EuX5KuY7;jpW{DFEvG7PpAgP0V?Ht1vPji(qVo00?b7-( zP0HbuFIyBDTJ`}2e$TpdWFq^-WQ$K0MQrYJesX6f7M~D*Y`oJR$oXfsPknm96OB&{ zeKHPmrzW~jb}xRi@k!$`Zg)S0=~DL#o-lk0=#z1jJ2BDu#9@mfo=O3CK1Ke=Cj_5p zKh`cP@0;VX?#T(mC-IM4V-8LAyFigY0igCa|J zKIQ4fPv8s-CTF$l1y5Z1{GUkm$#{X-0Y*F9l%G$^wkXmAGT0|uOEdM!_`J)iQ38pq z{x}mTSuORypvK@+mJRdH`5#*!H%|5tuIENARl{V^G6?7fRWB;Ebg-lzSUqO3l-+^Fv0#K|Xr zOYDDi;^dRqp7^3CIiHRn%eN@9`Dy&vT&9xg6Z^6E7N10(ggrhhQz=x`UC8V{uXWGO z9i7Vl&i68E9#v?&&uiNwHUETvPk7(Ur`+H_vep(~*X>Xyi`@GpaPr3`O-T#R{ z*^HnbdB}7s7pn9fnP?&8PH&Ej#LpKjZgv)p6Z!ps%mH)>{k;E&^;l566=PVfE-24= My85}Sb4q9e0Mj6Ve*gdg diff --git a/example/university4_sky_masks/000245.png b/example/university4_sky_masks/000245.png deleted file mode 100644 index cb77f89d92c6a64eadc258b4b3a0e2c4e41ed1dc..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1068 zcmeHH-Ahw(7(O~b=2w0UbaMl@Hr9pYrgQF`7%e|)TTYF>ZZbcZWRztd16|DAq!dF> z=eQ_jia{3<)eH=6I3_FEey2jgur3mfogdUiPIe?}Y1w9fLw8+0ywCISybtfiJ9w;C zpOKoMiXcda(NJ|9LE@7TBu>ta5{Nb{`2&J*HjP!~C%fa;eQ6cK~)H`GEtF*YdjMLlzi z)Fx?0@q9c>zfeI0fe|!|uoP@a+A7xLFdZ6*F}rBDax7FuuJPF==#5$|AG`M|V%$4& zW@sP#5_(%;DWtD}E@srDbSngyByw(BtgDH2$>Gm|I>#0ci$NC$x>}+*6|M>$ZGy$z zpx5YV0s8^B5Mx|39E#i4xb^cYWDRHo3xSiC=Uj~J=xmuZH!gZ8pcdm vPq8i5K52)Hn5WPjeb68p{6GB58_+vQ_Wg0g#;b3t*c&h&uB~!aH1+)fMLpV| diff --git a/example/university4_sky_masks/000246.png b/example/university4_sky_masks/000246.png deleted file mode 100644 index 4f6dfe12e2d3b025981e5445b6dba1a8d8b60e52..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1215 zcmds1OH31M6rOTXZq-(SM5Z#L?GH4OAlL=%VB-TTQ&j5XdT(RIC-{ibLI({@Y%CbX z5Zhs# zaH(_lR&SGKzQL5rR2AF_zyc*WveFgso?w!S~wP(mlr($|O>*feoKuU9&8dnChgis4U zF-tmtI?ct)T7!5ILFZ}Qe8}U{hcp+gxcXF81@7jXi>31udtJI+CfVOLu?`=%ZTHs7 z$F@Y~;8RMUM!_uUt9O-5rD#H&9TcHk2}7h&9v4rX4B||lrwAotTD$LEfo8n6&LwgM zN|4;hE*w#`$-6M4J18Ndf5`Z!!PC9&dIQqn>`6fx#dRY zEErqp-rqDu$Gi>k>dZQngH+;>Gq{p+lpQk!;=G@G8+%03rA~Bs6uye`k6J-@CS}vJ zT{eO|Z~9dROH}@#UDq%iNu|_!6K(3}dzB`-L_yup|0;f$JxL`gbTZfmaj?zR^(()ry-Chc#1(%<*zt z1M#Kp^#uslbi|}_RhybjnG@s1AMRD0$=0Z3W?Qp6vM`1niLN4(wcz4nmiP}Wd2*g} zKIi#9=X=gCr^`@Yn#5Yd0stThS*NQ4fVe~epk;zl0H`>OhX9bMM|A4V&9vWdu{Gn> zK*FubzjCIb>(s4=4dJaB|TtWp_&X+K44NE$; z-~Jm`0^LobG9nC2U<}A@IU)|CcIs)ByB9Y9fAdm%ZNZ%2G zhcPr>iLkJLgp%fW@ND^23x@M~1AeOtyXS`o-P zT9&@EnP!F4$P03L%Te9*=tq3G*TkN^kbgS;vd9MmjaKWcrsmduh_`*?2 z9x*)8rb{rx$GSJhI`2XFgbR@euScuIspIbxKU=ua(*=|?mZquQvGgs)R50y*(gOS? zvB|>S(>?+o5>+@6Z;K*lqDzGop#?B{k8t^=Q{vv}9P=j|xd(J^NoXU1R7)1)EaReQ zTDJrXPg63VtIX__u@AxbF(h&m3~eKf)uIAC&d7hJaZ52jt(~|SE~L)+H|({w1cVbd zRYeiH+%W(sL^HzYQkhF&KJEkO<(a)Hj{K0Wh)&1rDVYpg6LR~Qh450x!Vo)<+2#YK zR!O7&8(h)Ln%4yyC;+K-Oc|fIoR~5ufFHJz}+Jypb~oMvuHG zuc(iCnaLhK-Y9H!7|re|Ju5GJO+{(sjqog1Xg)o{x@xJ7><=W5mMEP|LyL*C{^EMH zCXhAJ-l!Q85#8&QSi>CFP1*{hkJ}N&l7KLE6>(~=L+@kOL5u!T!YG=i-%7U_D$h zLC*Luf-w^5k(7G2yUkr`Hix%vu9JorD_bni~bVK9}K1Sx23BAL;ZY zW-f>F6`gfnr=VDyRG~dq4&}d>8~pXQVfedOF~FOns-*mAC~p}$c~C5g@<98NUbQ?( zKpmcvdd@#>=-Oi=8L4}k{tH?X->Q3ELdy+?-+dkbwiNaD%2m|JPM$pY6J48BK9^2; q?ihA?6`KVYpe^<+?f=WSzQ*)I;Z{-KgWQDJPXi$Oa@{3OUB}-nM7VSS diff --git a/example/university4_sky_masks/000248.png b/example/university4_sky_masks/000248.png deleted file mode 100644 index 8e959be30ad39fb76ad09191b2018b091ffcc42f..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1873 zcmeH||4$Ql7{^;E*lVGdg3to@RA!CF*SsoGMYR7$C$LWKc0ZWyLfR^qV2RPe6M zQJ~kZ2r7{NprEpiHEQg_Bs-SnZsN>>L&)3@mtAH;m}_d7usB?C$+ACTKkUcPJD<<{ zd41k_o;(*UWW;Jar$6hSnT)A*%h=vq}=R*d6x?!n^JZW8!2ee@BFH{=~n9nY;o0U`8^v zw;p#KL*lH!NuGUB*BdrLGOgTrKYue!1v(`vs!29`ku4%}OX`~ihhtbo8Jr94iwG;d@mqsQX~bv(3L z6{i%=*SHPjAuTT|25j=J?6SKSSn5O>Q87|3?!g9#G|u9BdaFO)Zn=x0mMwXy@?0zz zM_Yl#)AT-nd_W2&`Bp>$c2j7B{qRURm;)82%6qtrDq7!%8Avk>KH_31LvV-Qr;4AU zi$~5DeS?3bF&)QUiUK_OJfy?#doBlWlBNnz2U#%dxf;}g!ZS%$U;=?ke!<-u6R0WL z{dJ=}hq_9dmtt9Xl3LJ9Lyit&mu@#&F40pzkOhoMZwgRD0})W(J@HFn0O)`fq|aqb@N4DNEG7v+^qdp^VNrq1&d>9t52coYhA-E_AR4KbmO3gQL2 z&YqMi=0C#*l#)7XJ6WXtPEv!rU-mNuE}v3dPVwe|NL5_5%fwQ5jRP&A;dU0RFp&js z%37e(YxqqpKs3k}h?+Pxznx~_&V7vlz z-7GdCsUq_GJe|snI;fb30CVgk9=*;iO=2$ph?-bUvZ+bYJmd=uN3p5)LmCHs)&l$PT7!=hcZQ+VRx=%7<-OzMcnL=c#1Gpxb=|M zfnTS)i3VDOopYk1Wqv)JK1yIpFp`38hE;ozDdLueOe2%ubriq3KM~*5n zoh}w){bT6{{KExwn#90iY#M0}>+r?}^6v+C@KRSKa~0?bQ6cnr!$G_TS{9sfo1(%M z27|_Eyl)iARP%dji_o=}Izk@Mnx#*HAs93f`)A!!$k>g<1vq<3u0;@5T0?na5Wvc* zw8<1Crj(t)AA0&3wnTNwk|Yu`9m0E4fMT1>BwUH=2f!oYFGtM*b^gRVaMmc<7JL_0 zgfX8Z+pV1Jf5dh;qlz@r8mOcfca9>=exOpduG*_Wl9wZO_4GE#06xj!LPdr6pb32} zAHut)kj&)-m)_Q0yR^f~)~f`Cuw;B&0Lbz4S5no6rR-3aiL4g7KM&5c!kMK|J)&o> zE~PZmcbvW~SrcxNHcNSEmyU;&OQpUnSY|V5ui^JG%#x%Mga@mV>f%>-Ingg%81V+x z)ymmYQkeIXaIW)7d=~xIsrNz~A33lu!DfUT02VKcT%Uk1kR02(`SR>>>^8%;p^7*- zQu82KI1@qm8pY+lGutQ8Q5IcsH!kl_n`5)Jb0K^^etu#yXuijSGasG32pRF*<%Ic( z2gw(pPt-vA~@FXh?-cGCWV z{kGrkd7jVnzVGMN`+jtTElrj^qHGb5$J=AAHy+{f1SvcoUkz{suUhhxbsi5$u^RQq zF7f|y2Quul@`QKRUgq5%oBD+yDQWm`&t`$~<60^)<+0VNWe=DD@-EmLNB9c#fN0&i zL7fw-plHA?vc#3~zdDg=%zVdbeco?VWwACb*&H>tE8WzanrY{#P^=j~P2O6oOYvVSLvL(Q%~9_a>Ls#L@(4WuJO*&cRg}AG=3_;< z03RdQ3Ll|IfhnxattzIe>U@t|#K7Z+7cDzS7A+45nKDi?VUO6ijlabF%ndA9E4+3GEYr=#Jk0q$;lwW1se>0 z9yG&q)H?7ZIov5xWON+}WQifeVpF@?bA>u*yg-{ndQ7)vPNgdbEUO>DUICLeZreDt zIaFQX=6d!;a9C2q947UA?21j@nO_SVv}6WfoJM+`NLjk>QwF2k;vG?A7nnv)2Mcb= zf23Y_G;e}AtL<7}o|M#U#)G3v^}3HlIbc+G`Is(c^)33Kro>Z?R2wh1{{Z7lK~)+E zg=Agisa?xtaIm_F@zQ+(e1fgudbm~)@K49AJLW~p<>TaG%~Wi-1XuMK$u}KVx-x=# zmTcI2YXv0?0iR69>|020)YmCVWzTTK(ay(=j!mXQ_d+eOr8{|&h~w{TfsP*p*c88AWog214qYBOr;H~e0YJp=3& zP$2UVw8WFRIep5`)NjcCVAFkV)%woit)bFqASX`%j1|jv5OY9QD$WS83l7T|@+DA= znYK`)8vagH<9)Muuf(g%RUGD25yhWG$-6uiH8w=!-? z2Jt5Vmv<#!Qy5_E^j}cUkxxBI79vMQ_cdI;4nAuq$MN4NxKy)nHzFoMrjs67^6%HF z;qsDQ*dW}#NboiMo~549j| zH(g67%lNEqv9X3YZ`eXt;CLH7#GI$)%4*Xxo@Usf9%uFxM@_6FdInR5WZPA{Hse7E zmb9C{k#bTwHXBP~*NvM)ul~&3_LSgqihBogi78}7?K;JF6S7MA2wQhau`Rtk(V3x; zh0Ed#w9gGduJoO}_x^)hfxQ?@*AnyWC#8=tES9ygeO`i(c z5pL%XisBw;6L3{XC%mCn_9oNFXGfgyi~k6T^Sdm(AY^Zz)>03Voa7$emVDK$?-GUf zWu;=R``zS3f2XX5Nr|39bCSbF%uLMGCcG;TE1821{U(?|B85z&zKuu@tL@~hAmwh~ z9F&#GUW=9ah6Sz$vOHQ9PM;?mqF3fb1IginS3}s)Y2FDgF~CIeuiGy=Q1iQU(?|4(ANcm}wrUZEB(`Pslr<2+XZY(@;>W8*5S7zH7X2RF2*OtlAD7>)3`>@o8!g@UoYpV!Zr1kU!r4W` zGW5@tvx|qu=r4tad-t59CBzf(`Zs4^Q%xEEbxYAjPPQa24(zKNz5aR2nGZF`6f@%1 g|HJ=PH)ayN-@WzlOi$IZj@>^4tEtI2Z#domZ#3>(MgRZ+ diff --git a/example/university4_sky_masks/000250.png b/example/university4_sky_masks/000250.png deleted file mode 100644 index b51d58e70d374e15e63e71d7d025040b53125315..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 757 zcmeAS@N?(olHy`uVBq!ia0y~yU}9rnU{vD(3NY9RuwMrX?D2GQ45?szd(d*4L#W6R zgX;g?dTq>SKg2sZl<1y3{v)5|nChqYkM)z{d;iZrar}hoC&QxNnw}Wtc;(|KuAeac zWLnfy(<=k#LS^NZuVa%%Q;fznDC)N9xue9dy#2)C6S|+M$TceJ+S4;f$zOT;iOVNc zKbaJD+VsXy!hOW>bNfVZnf(*%rFI_q=v>zm^XP}7y_;U)AJ>0C(;vToQm(w*LdgA* nhfJq(p-SJ8iK859hru5vizWJk&*ORig3`06tDnm{r-UW|QSm+I diff --git a/example/university4_sky_masks/000251.png b/example/university4_sky_masks/000251.png deleted file mode 100644 index a7c3e7bf7b2d9bd628548b9b6890c6ac3dc7c6d4..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1573 zcmeH{|4$QV9LEn3TQESaP^ja}6|S5N6$#VY+0~zly$? z#bK;!Rb`Rs@wR`Gs)*aMpP9#?)jUkeU|YL{XZ(ZP=bwQV?p@qX$$AKsGn_H*%}%y6 zbK=zj{#Ih2WrC9QkYPfF6gnt9zbBppjC>F0HoH>B(s(9*3=Y^+UFHm1qRHRQnR#8Y zIF^Zc({w2~QA(W6MY7gM^Nx#!MQxnP#Ww07dj5c4@#V^%77#IqA!AI95@n(!1n~nx`GA#h;V8A z<^CaSYbR1?IfahC$UUboC~hci3vw<^aO6|L!w-#cZ!&-{}W(GrVPAb)wP zjn|EkDTrAKZX#8sZQdy4hKP~K z(0pC;z4nHUZQNlZe2@r7dIbKm_0GZWloG#_c!by^ee)|7Gj^(BDJN@n zLq0@OtxJ1e1QS8YW{vH7#_HX3)+&D2+D{2L*d>f~ZJ?-gOykP)hp|vR*lpd<@75Z; z=}F~U`s$Pq<<8;x^vLzTebJp3X&EZ2Ejw@BkLN$_tc@1ClCAQ(`O(_*3q}7g|8)yC Zp>NKgc;n%nA^64rZ)`F(PV3GN{|$k+(|`Z~ diff --git a/example/university4_sky_masks/000252.png b/example/university4_sky_masks/000252.png deleted file mode 100644 index 4c5f19e808efe6aa8e9c2d92267dc192726a83a8..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1543 zcmeH{?N3uz9LH}#o}B2Vg%-7e+b5bRv_5R19SAL@D-|q6G0d%_Ah>2Tf%LK^ZPtKj z$@(C0d#fvT1>zP)mL)K^IIU}H+*-JI>+s!tu||^1nPxFUdX0g*HL{ClFK6}#?8V8+ z`JC_XcfQ}>i{oiC849=W*$zQap|Pp)I0R+oLJ+4Sp9N4YoOcg`a+ZvZ+IBnV@tuMO zaW1s&&gy3Ut(B5{*?JAGpFKLa4;WMa3-}FcD(X)aFdWK4SAxAV3vw^u>duH@L@Aw* zXFKFBO`oMUU==OPH3;C*RaxM&$`31v@-!!+W|x4t;mM=bktyktxIfX2r?8E4wFOKa z2fbuI$+ZSL8mQMCe7f3qmk3~MJj6g=Pej0|^gf&g`uPSjpotwr7Rk#ABj6cRMQ%BL z!>5GvMOgoq_QRY~i?ly+BqHc1j=ASyYS{VdO^Ja#nb0;wkv!HQJWo7!^T=wCoHg;8 zy?ND@J|E?+17j4at}w}##Z%-gc#EoXRPDf8<29&K)7KC_8q-F_)7V$;Y%mEqxNMm7 zDUTJcq1x#}s*u5)-`n++KgvTjZ1l9IujP4#EYF1q@*VsI4tE`#yD7O#g@m7^CRCT5 z7wpYD^R)_?mUhB!c`jKSAt@i~!9nf}Vu7;KO{nj+08FS~MX0(TDN3W@d(eLc~ z&R15(q(j??n&C`~?NG$*3=zAj0}j!}8v3^c2~MZah-bY&g6npv#h-c8_Iji(tYL21 z#c=5m@sZ6C6EoMS573Zmgw9DT*)frM4XfMe5LomE$Pr3PU$yJY;##yV6|ht-Ap%c; z=w`$ES_zIw7iKNX@pWpKqj(x;+Fl$xs6x>gHl9PQ@vYdC#FtLuQ!58 zJynZ-p$Z9MC21BfNgjGnkZ03Zk|QjhQcc!+)_WC#huA>k4`7N);zvS1$JL1jM6cX*vGR5A0P!BhMU|_BSr^usih};gH>!`Fr_3!6exihQN%~0dT&3whkW3SP3$P%+#TBQJ5kErJQ#Z9-HQyoW6SQHllQsI7Wz^AnEz4p z;3!P}N<5X_)+4q7@F%`3?hCM&CFJ7*piLc!#K3-hFRy;&1#_3{=ah^WtO@Gz=VW=` zpehp6j5R+~q|XvFxFk!hU~1y?lHk$0qFlm8ZtfqfinP-nJF+O-9N%~fj+1g~SQyL% zPfw9Ecxyact%$@Xvj5@c)}$O97fpL==-Y0F%iusFnl8{i(;bxKJrv~N6Y?K0Wxl#O zc?P&QCg5=(=_UlOl&>C4POMdw`*>uxXfd7{0w%gMY`9;*G$l7%SEc>&959LnPd`&+ ziH73Un6*2({ENLSKc0DG;o`xbWa;6TZ#Hqy;GUJnh0Loj*Zqf9|4aU5;7@j4kR3XF Twf+6ctsmZ~H#N>Rbe;bjj10sw diff --git a/example/university4_sky_masks/000253.png b/example/university4_sky_masks/000253.png deleted file mode 100644 index ed0778cd31f3b1307e803bce9ed5867c1f1e3a13..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 722 zcmeAS@N?(olHy`uVBq!ia0y~yU}9rnU{vD(3NY9RuwMrX%=C0|45?szd(d%{jElfg zhnN4_>sTZn8QWG@2cDX8{YUSU<3D6&ek!g17|p3%Kf}iD-9&$7_LIveHb1$1!tqn) z6NR59MH6bIEIsUcWmM+7@lAqB8y5A0gyodKp8%-_a$%aYpU719&QV@JvG|E;QQsc7 za}%$hu>2%t=^m&2`~)7!>l)a#OrMzjy&)MVFS9l`%i3B^)#S-i%+9xK<)KC5|X?g4;|4+lBp2zW@<^zT7pG=<^4JGAS tfLc`gj!d)=a)0C@)2Telp=TJ>Gv3HG7W{XnL>QD{)Q*!QH?q{R>w=x$-0ag!yCp$0yi}GM>oM1!p~xDk1^%O<-2OUQna1 zFTJzvF?;3J6Q(lxPh5dQHYdE@@*e(}YLov&tdIYRrtenKC_>HK2?l<9tQ7pPc&QaR9qJs$T!`jsjrb~Zl_{gn5F zuW$Ov*%Q4j;?(j%I%d|G7x5nFbk}?2A#;NNv17uM^$#8DB>0(>>v=0B`piF_J#pVj z?pSk;@u%$*+CNS<_~!#ONx4v^@5n?8A$Opz&QT7P!{DU-;kQ8o4f#pWKv~Aq)z4*} HQ$iB}+e~Vm diff --git a/example/university4_sky_masks/000255.png b/example/university4_sky_masks/000255.png deleted file mode 100644 index 0e427d346c197b76b5ab3ff9b079317cb89250d0..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 953 zcmeAS@N?(olHy`uVBq!ia0y~yU}9rnU{vD(3NY9RuwQ3jU~ceqaSW+oe0wmuO!^oj z>%n(_^?yCP(0^o`#sLL2dF8UHbIkLUd*1u>N$>2HF)xy~%zI*1bmv6wlN}RppD0w` zKJl?zp7QeE7{x?tD&B6R+!Nk)R|Gdvh?Cg15|Dv#$x4un+If&3tI8yx9{mZ&f$~3?Dsw=biS8hd($AehW&6D9 zvVdadC%^_Y*W>{?+fSr}Oq=`%WL^15eh_E+p9EyiVd3uqJQqP}HGW;jnKRPBnnf|20!H!3gLwUc-apq5nhfe69`8cIUqW?s` zTi%ljzXThVdWoI=j|G0-Jy9z2oTKN?@rf2f?vFfVI+Y7m`i>wtPi|kHnD6ht&sG*) z21OYXr>Cac=+j$EA$O&onsQ{Lkkp`AGE8Ltu&?fj5?-OCq6Ny6p00i_>zopr0Q^s} AW&i*H diff --git a/example/university4_sky_masks/000256.png b/example/university4_sky_masks/000256.png deleted file mode 100644 index 5a670256acc056c805198e57843c24e36893bf86..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1013 zcmeAS@N?(olHy`uVBq!ia0y~yU}9rnU{vD(3NY9RuwQ3jVBX{D;uuoF`1T-UpX{|# z)`NDx<4ca0B`9_z6>9ve+`+Re%SP?LKJSz7ruQbvn1JxSNikp?H))OuHVl);M`P1R zsu;+8n41P8EjRg&F%17ZcvAjYIWX{kPHsH#gKtu`T77EGtS9qM#!Jsv-I@N0`SD_v z?>_rdYC3>o(|h?R+%f*i`FOhLyP1D_KCT8z)m{3b3e;tv`-kbI?d1LGe{4Z!oc~b` zk~{b#6Uf`2a^eRkh|a5-3p9njM<3{bpA8>VfnxIw_IVYZf1-R$9B5?CksnGxL--}* zl`Ydh89w$_x$a|^QPcQj)=BqX`H6Fkf3En*4ANxwuj$ExlgE4iyA)k|^7z<)-=Zr| zJ|CO!`EFLty&uLWV<+bu{BtR~{zSS5D0Krwc^2IPQuZG2X4f=-%%61sz?15p`iXzo z)a}Gp4mb=x#lL$JEpRkzVKgW|d%F6$ JtaD0e0svWX#k&9i diff --git a/example/university4_sky_masks/000257.png b/example/university4_sky_masks/000257.png deleted file mode 100644 index 4c04a2b623c471f96bae431975799e50b90454f9..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1003 zcmeAS@N?(olHy`uVBq!ia0y~yU}9rnU{vD(3NY9RuwQ3jVBX~E;uuoF`1W96nT!h) z%fU0h<#%nkXg5JuKO!S-m%Wiwo>5UtOv)3UohMF67WGebej=s3{Di5S-^A)38Kv(M zmM-rMi#p&6CQdYdqNJRD!q$xsu3(*EQ5S{+SGRK$x_jm*ic4BL>lqcb4TJ(;x4sFp zdt?;NB`qP|Ont(#^VA8>Pu6XF4xJGE#DC2CQ;o9wiS@nnPnt77$pk8w=S}&;UD-EL z`3d{u@{__q&F_2sC#XwUI^L69gm z#(bZTT;da!pJ_G?HU~~{_8p(NUdr;|$B0j&%IX$!KKl}$upEDUvL0y0@^C=RjZk~r-CQzO5N%h`24=S{NPMIhyb6$16@u#Z3^vUNXDs7K{ zKKUMGY|W?HZhZxN8vgW6be7Rq{Gawj;<$gyN1jjoZhS?54siCUPxznxMB}*ir?V+G zjejnkDC{eLviqaRCvWBBmiH#VKURFgUHQ3XoV%UG&W6XSPt=vm3-?q_w+wGd%{(QUp@brJ6KkI!uwP73d^+iTKIfy)x?ejrRGjGcKC5C%2~m0E1=z6N}2*KRke#}^O3CM5#C}5fX#Ny|nia9cdMRRJ5<~h&H1@bRfh*fR^s`Gzb`D7)~=>B8E zCyjgO0E1xpr00@58w}?8%}aY?b6oI~it=;Ia}(pui{?F+`B@6&@J)(019Ef{Kkb>(=D(W3K7R?O$BCbo zO`KlvXSP9I+kuKHdorJx%IGWPOI7k7k396F>(B8M+(2KQKX(0zzViB~79RhM_9@Np z-818{%Fmn{S3Ai{)8mn!4pubR7=6m>yWH~8^k>eKt1|jZ_0pBP$GcD1yTzUQsPw6S z;`E|D9e;A4Y?aYhHYj55J2KHi$o-LrOs8_8O5c%>x`$5WANEem}0}u|1JPyvB n2Pgh_fDOQ*0BH0Gl=;bAA6O}%`uJEMD4%<}`njxgN@xNAmT=vt diff --git a/example/university4_sky_masks/000259.png b/example/university4_sky_masks/000259.png deleted file mode 100644 index 92919c781a6553103eb6646a7e974b37c108168e..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 963 zcmeAS@N?(olHy`uVBq!ia0y~yU}9rnU{vD(3NY9RuwQ3jVD9pCaSW+oe0z|wEF_eH z_29nW@g>|`OfQ>{i(qGq*m>J@?)z>&ON6+{0#M!EsyT#c_Q-IXi_k} z1^S){pt=Jj;55m&huiaQAMI+@&afAXBnPa2O)Ck6Y;rS5SnT6c1B&vcJ-W|dPu3Z1;ErY{kH;&!jN2cLQ6 z!5?1ta{kPEQZiY*NB_y&W9vQ6nJ1p8=Y3*(Y`^Ec!!q$F|33TC`6SZknE0V5b&su2 zUY=p#z*e;VWABqnpMORU@67g1wCO)tKKXa=dlmoWPacoiPi~%Ja{;VJF7uB?z9-NU6E^50pDSUHx3vIVCg! E0EPjhQUCw| diff --git a/example/university4_sky_masks/000260.png b/example/university4_sky_masks/000260.png deleted file mode 100644 index 57d41e55b45697bd4ce51757ce15ac01ee27c0cf..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1005 zcmeAS@N?(olHy`uVBq!ia0y~yU}9rnU{vD(3NY9RuwQ3jVBX^C;uuoF`1T-onWzf` z>%n(_^?!9Ol5yeqxhF;K__|5iJ>^P0;sVG1ci%~RBC+%63B#i9iOEmIl#id#b?ciL z-6NyCUBc2W&#ZDVc+^E8zv^p+&|%|eB5H6^79^<$3N!D7#H3u6;7~n7xeU$&X>5w3M$G z?3uae!iiWJe#P@T|0me@ich>Ry>s$o_D@$U1b@z* z7;X8__n%pu%RGZ3)8qS3*dOaYA$)9d%fx1x|7!J;`YQX)>YODkkAGBd{OI(_TX}o2 zO?S`o6Z$=O&VQ8owEScCCt>CJO^+>~=s)KEne?ZpCjZIg0-N?4(xgeRX1Y~~q!>IAag?1bGP zdB}7s7pn9fnP?$ICCi?SYjYmS}#bu{Q`})@T>}>mZQ>IdXXWPW)Cqiz1le{G?J@pcwsO)T+IGL&f z>k^+RfNha-iB{Kk`4*K9%>%Jo#b!b2X5^$Kl^HprrnU{h3b`j(0zKFA3D9^s^cy<@K)* zD3w21A7r5Hlhr_775s@Ou7i~1eJTYix#PU=1ki%&6XHOzLjIph%Iuc!l;V?tM%{h# z8K{28?3#T*Gs-8Q2bsbAWHZQSj-M$&b#`ucSAlx_C!RMcn)G<_lYZYkw{t}`Git7! zSZeXFq2|bmqd@9T_LC-=darxAPbPt=^e3xi>V57dKG`MnU-^Dd^~u|AdS^a1|4F{% ze$S{Vv#TV#AsVZTJBLZA5w`?fnh_b1KowGlcl{UrSH z_9yDf{6{~E{k#bbypt!K3-@@|8P)mM8GQn2_0s(6K+f)u36qR{?n(8l06A+vdZ2Ua zOyt~)+D@)Nmh5rP;OEr}9-!9!QvHfR)#k^XL1KG9KKDFlP$JICmfUed;T{(mYt;RV`ucw_GjLw=^tC42u$wpt#|#zqBhyTr{3w4&N1;% z8w>4EexBiMXZ%jNQfqQ_kG03VGf%`Gr%hUJyz}UesZW0TJM?6CV@<*zpHD(+_jxAp_rQcQ{&)a|$|dY4>}fkGdrW##xZ%#@Kioc9sePBY z?-6(WiQZ%FliD-yq}M1`YEJ&mGhxp(Pa{vYlPWV+CZ|mDnKa6wLKysKl)RHHpkmpW P3(Ah3u6{1-oD!M<#$}7Z diff --git a/example/university4_sky_masks/000263.png b/example/university4_sky_masks/000263.png deleted file mode 100644 index 50d5cac336cf4902282973a59d07c837ba9066e6..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 877 zcmeAS@N?(olHy`uVBq!ia0y~yU}9rnU{vD(3NY9RuwQ3jU^ek|aSW+oe0#95FVvNR z^`PDV{}**7oKmK%ch5TcX6x!>g`XIiPij84IGKAabJFXc!z$k;+dbbI^G&{!E~B>d zyoFEE{K6Se>>eAOtUZ=E={If#CMQc#Oz4|@Crw6u=UEHCqS=LWo|u8HD4cY==d#Lm z$>W}R#uy4fCV&(?R@shS0mzY11v3r$Cf!M6daQCXSIxi=$ozEG!o6tr$@#|&C*Ahh zC)w_iXZ$nmk9!Ma-})!rAH_j}(*GGNQ)^Uro`16YW4@=|(v$qh>{Wj5QL~r&-}1zG z_8!B!=}#tusO~49K~(z_Mz#E&{>e6np7efHob-Ig9%DNPy99-u_n*xD=>19XG55)@ zYVUjEC-qCjd#p3BO#jpLBoZjFU%hh1$?C_dCz*Zgvi|funW$!OdT+ALl_$%OSx;I% z>(8AE=T8xn#g9n?IeQH1R4Uh;G-TYCi^Da+S;m@TuM$WT@n%|9fd*JarvQL(}AC Wivk5st1g@Z%155AelF{r5}E+hbBA;Q diff --git a/example/university4_sky_masks/000264.png b/example/university4_sky_masks/000264.png deleted file mode 100644 index 4039f5595c34dff02cd12085d3ce8826abc4c5d8..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1002 zcmeAS@N?(olHy`uVBq!ia0y~yU}9rnU{vD(3NY9RuwQ3jVBYBI;uuoF`1T-US;SFB zmV@tp%U3Ch%wtr}@wB+PwLbi$d_@;d$Ua#x(fWj=a`}X2w|5Hcy>}cj6x8ROu$SD~{3pRV zp}`>TAiHi#l8vOrG7G0&M)i&3ND}celovwyTw0+_eP(5KWRReI4=Jr)@`4sUGkjAKZJko zoA`c$zXZGGKc9WcPj)|HZu^ra^W+Ej&$fx*fyU^|EVtaJ^grQA?Gx#?$7X%&Pt10+ zbEz|b_xwlKp3EnYTRsXG)VSU=_$1jkzv*%QlYF@$oA5+ZX1+?#A1Nr=sa&YicVwc4kozMK8LXTM6Wxmyl>46vNK_gn zJ~%O%lUcITAn`=^#N(5~mHpLx+~j;EDyB&u~dWe1m2d7(byHdzqNxA5dtaSW+oe0z}5Pt}Ei z_29eT^1pVjKDHw9A@eC8yI9rbz2YZ-I7FS@d=yV^c2#2V;s&&?QEE1 zTEu9X{e-FL+6mStYbJ7^prL{rCo0La=ASV0ljV$u7%FcA9r^iK_7hW}FZ?C>C&o+e zY^b?Yq5pF`(B9E`=0wJCQmGvt~C1;r|j=8XP)we^WZPpcAGcDCgsV@lge)MX6?y*a`U9L+r0UEvYuE^2=A%k_p3{Mvb*5ZriuB^aVDSU zp75W%U-D;~4Br!e<@*yKmw!5Z;`Olly!0pPw-NH0k408B52y%o|1GU19(L diff --git a/example/university4_sky_masks/000266.png b/example/university4_sky_masks/000266.png deleted file mode 100644 index b9ac30ec6a30509bf3f15dc577f676d4f538f000..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 905 zcmeAS@N?(olHy`uVBq!ia0y~yU}9rnU{vD(3NY9RuwQ3jU=HwfaSW+oe0z{FOy(FP z>%n)w<$oPlDg3l1f%Arranrgj~edhL29i_@DR!T`F%<=UbNt6k>dQ z_lYRb`QN4F71vAdY}#|YVv50pdJyaGkN*?JmBS}&m-@NsNw3>Jy~^1W^?mA6pPZf? zFY)u&ljm;x7=O;3nD1DZ^rU*ie)CVhCtkbl6Rf;?qFiac#Lu`V^*uG_pPDDWcmJ35 zL?m&J;(yamH=mR~4n8^GZJzJFrG-l7OTSEGbj~wJ!!#kWcb862J4h86JuP94($Lc`1tur_s7;h z2Y)C4eY5<8@MA+D?SArj?|Yzk>n8k}@G%$YMgEEN&HuGLY4{lUX?4$kb<2dB34fv< z*8@XEUTOcGAGSa}%un7M)VUWOsPOq0_L%!5=VQsA>^?Jh*@t*fCK3VuNf6{j2%B(+bpUTwwd;d?^GyNoc z&wY=3r=KVv3!n7e=;sVZAX%C5Y4%BG=98;u*cd=fLI> zcL?b6M$fpzAe*k6?wj;y%}H;mdcRN1YWf*9^Pg-ysV(L2F>mIcMISq!OayYyd(4}$ zXVXXBN$G0(xi!sCW}fVpuJ`)gL=jfD*^=~1=zL_e5&lK0HobGL%`q~WpGC#og& zCjkZ8_N@MB0~FZ$=nS>ZM`J6kzV2Dxs>2&P9 zO8l80y-!w4{#X84bxe5D`b?(B^PY6iIwHjjO)JdHfn`q_XopE4Src+awt zQusMZ?WD>~mC4h4swd4ht-M*Gu+w+)^xpR>+cSz1mDTUC)3T>sq?G( ze9HLrvUl~#X3u#u?z9#1RvMfXo_yP2og#nRljSFKC9Y41G1@8mICYY@+V&J1|Duym zw)H&s(3^Q@QQ^!dlTPMJ`+Mlky0fp*KxMk`Bv9aj!!l)(4-)5-+vGc4IOI?ij&lAp Y_9XNP%y}p^5mX#_y85}Sb4q9e00;8Yr2qf` diff --git a/example/university4_sky_masks/000269.png b/example/university4_sky_masks/000269.png deleted file mode 100644 index 9055cc562b8d0ccb5216e512b6c6461206824a71..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1248 zcmds1VN4rk7{1c2b&LW@W1u|(U3Xj)$)Ial4`KrybZgJFOr6PM#wx_RI$7KGblOJO z0ZUM{K)L(jx}wXrMBIK%{8cV%=-AAyXJRMLr0N=!+^2t3$el5ASp`4z&wk9r-~M`^ z_kEx5&HH@clW+X#K9{CaUx^@yhIBihMUV;=f++CEU;(k$s*4D+ZI*QIe=e%{by3lC zct^$d#rPlHuZ0c9A1b%`7sy|(MNT&uE?OG%`*eoPU_Yv(dnbkj2la8}45mhlE^01v z8grq=gVcN^h`s#}IMzU4nHbvLS(>-exBoL(ezT`aHj0#jkKj!41zqzZ*7HvQOxN&F|?oqSe@0TGz)BHZt@zxTmtzayw~spL{`aD~hwvFrVlvgzdcdLiwub zsi#q^{HidX(8`zjA64#!MSvzu7Kg7s|I%3hD{$Fwz=NvJRJJ`yBwSKVXlB1e_#tMq z1ojBiSu^`t^jtPzkq2otlRIIj@1k`~fZ?xH%cATyI7J5oBR9*c0W{}|F&bgbd5iv zsm0BW?$AB(9;Y3N7+EhfrAZdKlwCiCWnPvpiEf`hK-nN=3B0%^)bXJvS^9`~sV3FZ zEjZ&GujZ_=!C}zoStbg8Lt9l6)*f)y&Q#g#pw##p+P0&&z$y7J(%Enphj1Le%Q6vP zL1OI=>NiNpow6qx1)V13o9lb{KhM84P<~3~UgdyN*z9mn1m2{}(Gg?K7~s5Jw)ie( ztQ{jl)VTQWO|XPzLey1}0oOfUVfuze&XTL2gBG0K&9v3iPr`fzOm3M=rpeVipk)li iA8oaNH{t)eBR2(?zN#%Grhni1y2t~4&g(q`qkjR%YcaV1 diff --git a/example/university4_sky_masks/000270.png b/example/university4_sky_masks/000270.png deleted file mode 100644 index 5547b94347babf9a96fc0d4ef5f8a101ae16e900..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1308 zcmd^9|4$ob7(c!YS~kj2K-#UsT?>?~)6$}1GlWvU2cgakD+vSEI-12~q`hb$b|?bE zwGC@w$Pp|2z)uDlF*O-CD}?OYUCo94V5UFV*yMV-#2B~SEoKr)@x>Wp)c?R=p67W# z&+~kq=kvbFi@(;>o}YI*4}zfl&W@JXAt*Bkf-igN?u)A0_RjJ(?l&etTR6{en)*l4sG5o_hI;FRMBPHz zdj=mnZ`vT%=&RE(2AMXAN&2&>s;TE3uW;K9_X3Z-rrD5cubkGN9tX^&NMkW}LevoxgEp$)cVJ~6&^yuo0Gga7k>+hLsm|iUgwAN*2Inl!N1QaS0NP_4 zKT0+f&XQG*7-1M+G&4#1w<{LUYJv&{T*YH@tRZ%R>tlXW%mkfMVcAf=;!=^F*Vtt< z)9zGtNJ!i%R`8BmnHIhe>Sl&jR(9GWA8{}#MM0&WebRx{NvZk|glY>iNPW$%!xrQr zqG!u2{T~U{nHgehqIr8UyCc!u;Cqkm?w=BBV%kh8wIdOpo%iUZBz~U0#7-xuR>k|X zW<+>ZK5J9bHnhUZ%G^t%Xq~GtR<4FK1-#yOXhgX%gp&AIprwe!eKkK$dkPP)h`kX! zQ3+J8KLxad)DOoMGq8lZU11)e&cv_()wBR_&TEBX_tKU+H7RGIKZ6miety-bGp65l z7p=w%q9sb3rcrKttN&)?>@9lhrHQSe*3}vFR8f`6+L+(qU=;u93LK0{@i(KULX*PF zax5oyS7LAu)%#%(u1ToSgisA`HdR~Jc8$g1$Cs5iG_ZB5hIbgt+L09rN_kph8l{!1 qLV1lbEkXG;HwA```efS4^_dRt0 diff --git a/example/university4_sky_masks/000271.png b/example/university4_sky_masks/000271.png deleted file mode 100644 index 2e484a96679a34717c64862912b9b1e7c1583c40..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1409 zcmeHH?@tqV7{3tv=W$$S!^5VWVcrSW*1PxjYC zC039tU$t*+kN!?|7TO1Qh4el8vlWBn}|-vVpOs< zQ6@m<+fg0ghTROA0_MhqUVzP!=!sXvdjT`rS|%v|t=J{3XZ)_3iE&l$kU!*`Bo~4B z?bToSdm&q4FHU}y%F0(uPHcbJrZQ%;)68Mq+_Y^cZRspzl<|ni`R{<>LCWrJjH|qD z$?Hiy@UM90oGo^&4T(mu|0NqwM4s!ue{S=2@=OG zQ2GW)d?p^@ZB&VNJ-DW|jhP$gUpvsetnS4-%1R@Cg8(lzS*p@aagBG_cR_N;HPU_G z6{!W_mnnk+*%v#AC0zYRLCHL)EPK+I5f|EDEd-c_Rf{S;9DRZ@2e27J^ElX7Hv;T7 zikL-g=B7-#5xv_r;MWNo3K?+y6*(JIBd#@H8Hlk|fU*>F-82Yb*XH8&aL}jD-?S5d zGL8)OVA>x4wssyH5DPRtjuwTNJb9 zymnb zz1q{6nIKP|T{X~TE?25w4!PLdWDd->^IG1W&jeE=R7q!YGSorkrmKchD6U3#?HBac z0`y3rK4$QkID+`GU_vdT)}WEs+G|+TU@Bnma9M+YC_GK{OQksMFTBId@ov(=?)6Tm z2I1}tnTwL!uU$aTQlCdAshwiLT#_7q?PL6^VKJ~kn2v70H3+kysdXS(zI-&n_+YTY z8a9i$#8!fq`^wa!jIZ;2Np!yu|mN@ThU_N7J?9vV_VILW4*?;Zn#>( z+1e9J&t)|$HW^u#NW>pV24o0xw)MI+Hp_ls$vR2yZntEMkhWQ%8NnSj`!Dv>^E{u= z^ZD|=Z}NK1m<>gRuNOiPRAe&h&q5GqCj{jwcx(XD!rWyD+Tk+ko8NNey?C70@+KGB z@%XoY#2_B^;~?Pr$a|g2Au7xjsJS)|khQyw z0u^P;Qn7?NqS-%fXw=2~(fPSIvJf!Dz9wzN3TssD3AJstv5E1Go^&re@>kL+eHy7y z4tZaG-lJlU(}z<|yc#LSXTzs`yCM||=bqUX)gD`5vpFf4H^%$Z_vh+RSKtX?xMY>f5(!m?PPVIcxepYp5r8`BuD|Q(K1?3$qh!;Q9tacd`{7sox1T zJ3>qj`kkzyGO{dJhbxqPauBz$`H_u3X%o9+xm{PuHdb2sw2awD%T}+!nMzcUc@*o4 z&nj*si$J3BWEXe)W&&$JLK<&&8siEw7e!6N%xRHR3f2>jTY1rB6IF%^mgFhDJ4<4n zMAzmR%%^LZ_S#;FC3TFG(wRvlnyjGe1VcFPo4cxuKLA^Ps}vp@#{=C13n58AG2-yT zwn1zicS!j^1k_I*P1N0>Jlq~lYAH1@T&*#=v+rX|l5nX@R>=c>qp6=pb!KESpPDQf z4My(5wkOzarG!uFtC){O%Th}oT5g-d{u-ZQm+yYJ2iFlJ8+-|~Q`jjV)q0%l#15{`ovYOx87I;a#}iY&BM(arHPVW{<EV*mRqIyoD`m)-ha;+=YmFWFj9J1V$Sz-C9pbX z+H7%W_eMhn;Y$SGfQS4uj%IgX%p}b8Mnkc#o)N8wb!)t{F_ZQPvk#jkCO0mm_dlbT zNC7901J?Q%Ogz`dhp2#0uaK}rB?k$t-P9BEY2Ab4N??h$Vu}7LK6#G55h$g07KHyM z+EXt?E4~HAqMVw-8;q)wmCsUNb(?6N|@pgjyAf2;hgA--#R*NsH)_-z$`IW>2k<&MB$mg62-tkTo`I*J8hHN fSNea*-9(1}?N>!&Un%v=_NQ!WHS4Ea&R_c%b#9NO diff --git a/example/university4_sky_masks/000273.png b/example/university4_sky_masks/000273.png deleted file mode 100644 index 91c2381089f6928ad453911600ece7e0a8b36c77..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1285 zcmeAS@N?(olHy`uVBq!ia0y~yU}9rnU{vD(3NY9RuwQ3jU^(OI;uuoF`1T;9Q!ppP z(F0HZwV#_NmMAK!6|ec_ti=C@2{LM(!jE;Ic-l-@eWcT-d;PH=%bzfK$~e|3?^755 z_*LTnj6LBAGH!7l;!kw;sXUgST+a2_<5TkwNyU8{kDX7<=jySX@=@`Lzv>a0Q$Hj= zr6={J*U0RQJM*!pU*&q2<-Cs@pLiLz8{5r`QG8Z#Z0!W|PRluk+E09w_|ot2RW{E! zEVi@p3OTM8RN^5ypO@M+g?H4aQ^%`M`sG;tMMn<*;;lRTXvdHnmpsY|G7s_enLs_ zI&3=GC)srDlrEa+Fz00CnY{*bo-rp}&&)N5o6tSOI`L1-999m)_&Fbgi-Z)8)D#{& z&&dMjYeTp_ACI@pSbv~`yHd!%=ciE5^%Lcf>Uml!<{r7D@i^4!lg_*oiz}ucF;;x$ zCXuh~|EQ7WlSIugFt$b;OFZS;S+y|T6P*&3cXhnH>~e1lxeh>tp3rD$*_JRnC<>ioa2bh zF^fqbJo?JX5Tq1sIjsCOno@mvNa-X_pxF72k zdKCLas_=M^wCa)FC#F7%lQj40;8t9x9^O@*ddGyhQsDX|?W22*@@5FAJH_~}6Zw8> zN376$1(0-2WYN+c;m5A4Uhf2{eH{CQt8jgfzW+UqcT)@5fnJ(0zZ)pQ+E}4vFIawh zhxezTJGzhkPWC^_lPve!*SS0Oj;&>9b=nyT<6}LB$)gmlg5W=+fWvEn71mETfyy^e LS3j3^P6eHEf&OLL^ z@7_BX{iN4YS@upD005QNF4Ly~P<#>qikkQw0q6z1mjFh{^w9+J+-RJ zUN3g#Kcar2hxurB7dsBOpB5dytbJ_E8&VL~CvOmYDkzw=;F7JQE36Qj)wDf`52s{U zpX%U@hffKUKjD&1FQ2XFr20T^ssO>wKS>>3lM8ur_MQAQ^ z0vx^>#U(F}nrUSQATY?40%79~d~z7M7sV$pBZ|z#QXRAxCZ9ycNI=&e%+6PYRssO! z6&-4@8l6?D*?$q49f=FNid}0p)ZI{k^VJbMv^?`r<8QJCQo}pZ#hs6&fII$)`Z9j8^CG2s~3n&9t{^tb4RHX_ML+ z3)gZVJLeOt*lO7rS`+IUO3aex)Ni$Rw%IUxGybljWvPyV*upk9D-R8f%iZLYRRKRH zY*6;4QA6r1sHLq^ZQA4)JB-rv>Ax@)BC;cAJgwBdLHt4dHk`c_57`+%0i*7J==-!y zAD$Bg>)7VkJ;A9^m>caYq8)rjo8yACNjgM+a|EA6#E8hFr{2(Ve-mEm6CSAWy9Tb< zy2{N|vFbL1v?UNZhW&lg*XBowW70YZ9@b)SJJR3M%C=5v=5p=h9%tMA!UZf4k&oeC zj3*Ul#6@WbBHnw%khFT*+o&4<0Npq;v1-)4G>E^NVLn$*E0+VUVHI@Up%~@St$++XZ04`X2o%@>+=o(h*BK}jz-@$WQ5dQb+{a@j*{rl2C1wWX+t10|zR&%du I+35KCZ`__W+yDRo diff --git a/example/university4_sky_masks/000275.png b/example/university4_sky_masks/000275.png deleted file mode 100644 index d17ae87e1e12849702730467649105b4d00d9445..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1568 zcmd6nUrbYX6vxY@*wzl|A4(|#y+~=z{DT*=jRu5T&|1aIHXW70ifNrbxS6$$!EOy& zA)^=X57ZL-o#hq1D>Y*QdmHrOI?zT;Db(?C3beq;MtMC9k5q- z;hv)j1Xu6t+?v@Mt!PwNx+>GN{t8TwvuRoou8nbC<`X1_jB4D22`{cb@JQx@(-Y)E zxR&PbFlP`!%jhomArPABwMs$AL@6V+aqefP2{E;dwz>Bt{J6UBmBghmZIpUAe}o$CRj$A;^ZdXn8n%Zteb?(LcV(dY0~u|OSj zC(x)``ntmh1gGe8woS*^YjQJzQq|G~U<7-Oo-R5UlfZFQh7@x$k`p@{Glu8~47zB9 z8(v*7ByQj%)#@!TQVIy^nqpf-#5^YfQmJjUKHcQ3a&GH1qPEexbPrtbpC{T8Wunbb z-PJYwLPw)mFnopYY!1n%gpNL6ei?7|Y9zwY<>aJ^(VV6SY7M^pm(eQ*s9`)Q3Q0%! z&BW;-YhQ@Jhs^$6DQQGyUf^3*=@IJHnJ9!zc>5ck0E2iKN=jFT$Az@o$K% z%qMqi#_#Ibf!u6hPWK*^Kb({a_2Py#VYpyUNzH5FQazT3v?m)@BD)()=mH^d zXiFeuc$uqrHfQds9-AK8?q6f4HJO*H*60+>&Q<^NZu*{z9$1%07nivcWKxv=!k8Gu zpX*+M0D}5K&re428N=?lIJl0WVi3Q~OzM(pMy%ZEpG(zB2l|33j zPW%T4r@=y!XqGl7_U`I5+jfp4_C$4S6i4hHJn0J=iq>nucG`Dd{rmBk><{&uN7CPp ztnRZ`x%M&&WVPEWcfG@Wgsd8^3fB&>H7rJ}($&P2BddGBLQya~5X(P|N>@2khg|M^ zBzLjQZbbRJ@tR0od9aTzqmLA>C;w(xW%O7;tUEVZ03Y`$6|>zUlUT^=taAPEmN#(f f#G4)euf0O))0ge)o1F(+imTte7wx%aJa*wXkRpvqmqG9iRjvzUE42?(Hda_>rlBX5A zuSL*5x2`{H`{|>5FOz|f4{l1lU5)jX_1d+FR6MRv1cvL1R}T9|T@UwPqQX7CSUiij|pc?OIO?P9u`p{cPB27hAdH88M2KtvXp zhEfgAFb9(5xC+AQ9qDF>n?RRbYOig_%B=t2-Xms4zm{YaujXJCFm$o_buc9eF;YVs z9+X;rXOIwYK}vmYmqW>H zXODsN;@UG01+!ab@QcpJINEevNo#h(8phTWLQU*168a`e2ur zeZg$Lo_xSgKKCvL8uDOpp10S|(bMPQlx+K{Vu7fSyWS<(zDt|q3m53#^y#!H)loY? z5Wa=#;|o>?2P@@q*W0}cNwH=AF4ZpkIjFEY_Hx%NybAdh%e;q*0E5OVY@V?!SshA@ zdjeDyNv>Fy&WosTfI-A2=jw(M!`O%uH3?MQB$7U!7KKWF$9tU`57sGy_2N8cyH0Sl z3r+RQ_y_w4e^7KevEO^>lva1|aYK?^yTc>(rNL#D{Skn0Soi;VH@a$q*a zn&?9NR8R9(3E7@#uCIJb;D=%JwKK`S&hSxJZ~6ZLmv36Pk z8*=>e?l1m~(=gaAASsJov{gn;WHq!2-)geWi%DcgTU9hH<3a0Ho{RHq z-^pV^LY!eKw`cjxAcUxOP#*wEX-z#D^)T3Vt{@KtD0vqvpB3UPvL!#HE%?O`f_oVGVc zTmua8ANjcyDoTA-Fwg@R`A`mbWB}@w3A$U~X8-PL^lmEsUn+DtIs0XK`Dp34%%8&0 L)Y3Sk?Y#CkOdZ?4 diff --git a/example/university4_sky_masks/000277.png b/example/university4_sky_masks/000277.png deleted file mode 100644 index 703fc4e3dc3b930569c6bb2501ef82fa2acd456b..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1661 zcmdT_T})bM7zTnBOBGO@(mLhmDE&c^nP!+`Rm8T(uF$O8S{qgku62oN9daQ?qVp%( zBh>QKMobB&>4nLXxim{tT$!ZH0S_x#w# z_c`zTJkNQ*@BK~=c3OYDaQEKb3!C>uTFqkzQm|$r5`D+ZuE*+|CeaFiD z{UKL--ael9-6t8|7keEwBc}@*qrV&;u1z)9+~?LiPVNEMw*1sbjvZedN$-!08meQRcnaUB?kw5^MCD`@ud{e#828+ktd<Xc z^%3?!89fgjd!Nyykj5Q@opnOPGHtwMSphQ!7FCOlw$;rvdMQtf?IhXd;zF_Ulz3Z} z5ktZ~pxCZ`3H<<&B?M=JFQNHak7w%%_!Oc+Ljt<+H}#3DFzghjI_P7uhm(Q9T-cNP zCJI;V@dWyFj{wMC8;eIAbmys!n&;;Bq#3J-P^;JK!pn9O?;Mo3Qsq z55Ya#KAO?_I8+~en0*_EgJA(SdrvNfipZ*Xko2w0`^&8Y2(dmPis5>Z; zt9D9LuS*ieSAQzN8^)~1#Y+;UY1R~!;fH8xiWmLdDxvm)Mejs;(%D5mCJfY9lL2>D zXyK=h(9&&ZR;UE1v3&$LQ0}MfyzSQ1KiGzs%OIl)lKG zj9rW{?y8AVx=tQNNOO@ z(~4!(X1F4}j;p7#{57{n?Yaf6k5MNaJp_;1=V_$_KS|+|2$Z99_-d5pg^nyq4*&Q*E8|M9one+6yV>z1_L<9`FRkNd&^ diff --git a/example/university4_sky_masks/000278.png b/example/university4_sky_masks/000278.png deleted file mode 100644 index 9325244615951c9538f98e2c5b5942b336e90702..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1691 zcmd^AUrbtO6i1>(YFhArogyG0owZuZR%I|m`~y@6PP?|QR9jrjvIi~r07j<8;l@7| zVYRfo#Wl^cq)jzTAHY`ES?TV?L+{_bewXB`X$Bh>sl=PJ zwz`dvW1srh;EJEZJ%o$=sAItm0+z6wufYm-l?0s&PT*O?l!;%wqt&H`y~gC*>HQlQ zVy6Q$0Bry22v6yq66jUP4g^nSVt2ljc^)Gw(HG*EVxm2%tb;37w{!^2l()}B-L^_ zJ_`0>RHQ0EFF|lBUe0Cy;9D|Gf3)2anv{9i{u8DtD4J&vPj2%zPR7a!{z!h4U=3wS z@+7W8JH{X6jDx9LJDz&x{Q;{0c16@^XCDx?4NQCqs~sr;LUfo*79Et4Vjb3&Jh}=f zM+8Q$5ub)&vBZ@}@cT3uBhFGn#S!8MT|neHnZ`MT@k4Z2An_OrgoG;MZ}J=QoU|%o z=Rfr|p*%?*)~n|lP1V^%JEG#Qp*=)j;;h$#X(GaL2LxYHKpI)#PGi15l}*&j1)$&P zmO_iN(mY?FF%W1J_aVI(lN_wgMh@1^OwnN}$-q=4#6vPVb`9%>;=ML)U9_UbS-ww5 z#ToW3MMy9-sV`h~gxlr$>w(}OA zddm@w-p4@wkV9ePj0^7ZR`MCKupO-F3-nuT2)1Ar^!mQ><`7V92&tdMS?O!m{V^_o zOfx1J|2mpBZR>*a%)~z|Lk~p& diff --git a/example/university4_sky_masks/000279.png b/example/university4_sky_masks/000279.png deleted file mode 100644 index 0916ceaa72f5ee31830c2cafcb252ef8a9f99787..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 2165 zcmd^B?@wFT8Mcj6Z0AP}4#q5QxW>lrFkmidHf{(wPK<4cVMGH$-48Je z4LHS#jc?%kx+$YLVOl;!Du@VA6|fMhw%51UO`)GEg6c5o`bzmQ4`eDOpdzy4q|vl} z*gr76ACAs*&hzU1@tjx3|Jw%hLBX#CEEema)pF_#i^X|^#bPUY0AN)KGgnzGUX}IK ziQl=||NN3|qy=Kumm5Fl|4qlI{+#Xg?5MXsLx1L_+^(_8GJ_a?mUp>)kG)VI4w}#p z$x+1|PsY5x!iSd}yB1eKXl$S@5V?xxTYIvysT1grk{Uc-pup}*bnsQhf~ngnO4O30 z^10!g(~kJJ+X!<-W=`FJ_pYV>YMEy0JyK$REVXHwc4o~5HT$Rn@(DUnzfQc*sAq*f zM3>0NpVQ(kuVl1ySG{G88=pnpP{QNPfyRguX9t>D-g6;|-^Cu$%7~iG$b*O{%sE7~ zmYYC^gpM%-b;1s<`hTQm3@z}6l1m<18sTQtYn>N=cgC#!dg4>_}_Tw`@z%PhV{-k_iyeIi#5#O!; z!X?mlwW=5b)5KLI))9_+TputhMG*mH* zh0ew%SZz^#8Hvd!qxwXDR20}2KLDL^XE zG@ao&ODWf>OKewZDc&2MpO_6cPcsUv2LH(2*aCEH#P`#n@*+O=>J%hn8w@MVDbKX= z5Plwkaurid9lX)i?aWc@hrNsZK2bhZ)aFgrAN}==+zeNj9U7{{nx#~eOSvAjabyqh z%)k`2Ai0D#a_O5=#U_!b_jz~k(M4MgaWf<)f2vrq^eY3*UCcBn1yaIp1pY`}LEdZw z59vNT4o`EOqVJc5cuhJUS5w%M6oMq+SDvR> zdf&Y+(2RA^%j!Dc6mQnNk^4(PE@9&`&{QwiQJ7C8sC}~5z-A11?B=9NgJHjpgE*)H z+0oN`zFYQ^CDmpB2N3~w*WL97HNO2qNTYVmQsKWrSLs#3!kPZYjqImj3Yk;i9biT) z%l0;zy3}znCPTJgux&l_4svk83=qm%1!we$YW#Nf40PG|L4>dOtGb|x?F-DiNXgDI z@OWgs^mty)C;gf=;&Y~#(1Q*(RaGSJg+5~JV20{~M}Tf$VSk{ki$Pnwwnvl>V9MqD$mS;+woUd%tmz8xd@Yi@^sV&i2O&nemM2n=@G|b zQRjizCL^apCUjL9kleRHWB_FH4uI0j>l^>Mel5|gl#zjSErh-l?aWGi&L`Z65p7k$ h?RVho|HnqYU@_gA(yyo|=hFWPtEu7CjPdu^{sn`us6PMz diff --git a/example/university4_sky_masks/000280.png b/example/university4_sky_masks/000280.png deleted file mode 100644 index 1d5de7adec49d0cefdf68a644ea207691b4196a6..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 2431 zcmeHJ+fN(m6*q*eZMuiEwsj$lgkBBoXgW4`_yZAX{Tn%j6BuH zBR?R_@r*XLZjp;puLIJ+o5Jy~z^nQp2z!%1ekO1#AT6L3h>XuZW%6{Ry3t}D0b%8u zTVhAK;{$5}Ds1Wc@kpXMVM&}WK%Ucs$@}rmXPG>-q{Z@M4bWdkvZvF(mAsaWQB`sU zIUVK#`--KA&O@?#Q0ivjA5PJm5RvWPf1RnJuY_9g$n?lO1p713mnjpU&HrDIzKwIJH~?EXi#VZ3gwqgmuAPmLuH zv8MDKK(UVWdfX*fD(?Ftem2Ee(gW_v?K0q^Qmk3D>R0hG>L#ezO!T+BnZqHY{Ud1@YwL-&^Zve z(h5VN6C*G*%N%jeKmvg1^sXPUv(U!Jq-T--Os4j84s5B*<0p~r${%vQQ9o)7RYyXW zg=9M_OwX-o$eZXDK(#aKQ^kbUTV!y-D?6B;YYb*ou{zL@gIi?V<2dp;eP*b=xs-c% zk-o4WZ~}#@$1BCCf_R04+W3oPj@oku?nP_GXazBh*M)C@t}P_1ikOQvOb4}0c8J*{ zF%?KUw}`;Z#oO6Hf3iwmF-C4aYYg}B?$~f|7HcF-`i@-;(9k?$?sE3>*z2enAgs4~ zS4GmTy3ybzkoI;Y)I)h2!%KeeLR^b><{Ugkct!mk#6_XkRBaASLFk(m^&MHoG(H7! zqu48A9z@#04BQO*$R*8DeE6NJK#2Xoz)T(+geau}6QwSo7eGp>+T%LckUUMR#>0#G z%#mH<#$P2TC4KJ$|1oDNHNzmnC_m*}ErTmZ=C?}|n@>PN1CRZj?9d)W6=D=BV=l^) z)@{vLuKV_Ap?a6-^w_YeMcTlN2?a4>ZYD-`J3))Y9K}SjlIn4h)Ee&)D~9c=Sz5l= z6*#4aFjW&)Z;c06alu^@udyrq1})jvtC(N0G?zNK2drdJM$TQM4bSNiBuG*HR26f6 zAvwQdYA$ndn|vT#)Rb%0L2I0wuh_7wHfWz-ohU+~N>nHXC7XPLD1M2#c#WA@QBPx$ zNg0XD;%z$x=+Paj+YR^8#vx3Q9@LEnd*Dd0XMvh$I>0=-RDPx-{nY+a={JZYK@%X0 zR_p{#;M~W<**{87@*{*v#v4&qDmLg-iXvvo&(?czb@U!?^Uc@_ znXmhK>JwzCHGU}lYmn=LUgW5Fv`IZQ41q~F`j|g5x&5Wb-KsZ^`UdSaPLVWLLYYUD z%j5=Sjs)wlN$M=y^*%AtpL}R&1|edYJ&f>1Olz=Qc`{zFBOdfqGo0~Cuz}gaaho3b z9^|3A7nzRRHvB+LxNee{O%vbJa}uDqU?H??WJF=TR2dE7mE(H7~E#c$2jL1?nssrlBaJ4fC=pK%wAn&;35Vtuo z@a00>)q{#tJ<0aK?8kv$yp^kg4GkdD)u0=g1GJ7?$KH)qyt$e82fbJ8yHm Q&iz@no6Z^^BUeBBFFao_!~g&Q diff --git a/example/university4_sky_masks/000281.png b/example/university4_sky_masks/000281.png deleted file mode 100644 index eac7d2374c3cb5288c63d89a58551beb000895dc..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 2406 zcmd^B|5FoZ9!^Xevq?Df#e`5TZZ;uUNHB)0C2bBC2!SBN6%|BOZhINLR;8KT6rpko zx(mdhWD{+T&EU(P|kCZC5ln3bS_5_mSHfbrt9R9ot8<=2VyR zJF*_&+*wec`U#OgnRaBllwN`KCk_(JC)K`b72oEcl`~g#(GduN1ELi;ywJ>eyWS4B2@lZ zdNr9mJ-@OwfIhfn30U$OQzUWO^JZJmyt*||aoLQr*DS#|MzKer0*Hop-Ymu*TaAo=rwVKUp%dZf_P0 zT=sm?iMM@t6%CsC`Hg-lxRR*cjMKUr2-vQsOBs+!QtbF?{(*QYIgbd?t zc&0SntFPjGFmW?|kq1}RMG*2`uTtdAifHi`(q~s}puaXjApC-R<(ES6nhim30N>Q% zD)1c3gII0O?h8PXhm*gFMq zCxQAcp)y>&jPLfxoik)wwAI(477dH@ACvLwd*m^05jAmZu_mg^1bpK!Ge?srW|7+r zOEr3B^aX&Uoj9*S?evS%3TR*D95ym*_o4(w2yF3q^>Lk7Q|(sf z$(W-Sx&d#Yii&@fYd2h%kBRf4s0j(0&gUu@^0{8{ORr3^OiWVpiNFnjYuK*>rIK~b zdI!umMJ7*H9k$DzR_UR@>YBFV<2t3Y*~ukU{#0lR|e{LCCeRhugcj-P zn>|G`tAH_8xeaPIE>}9cVGnc06q)Po*?d`%6MIKImt7A^oa}mAz@s}GcMefKvUO0L zp}lm0Hzt;b$sP^|R3DIxDF*_{PO_^C^apQ%?^lSv%$`(e+4DB_aQi{znB!=%I&6Sk-z*stD=tigrsEP zr7-!O3@y^lV;86u0e?JDwoP|k=@bcco=+@ydUy=bc=cd4Ov2=c;&NGu$a1zGtj`33rk%oF%rj~xQI3F8yE6m;~qC5 zjA@E93n~HR`l8xPVWxZp&_sX@Y0fgl_)|}TkvP_YIum~$5ffY zLpXOvg%_F!Lx=F_ml#wA^$D#1*tw9Xq>Re0K3B0dn)7c{x5jCe2x4>C z(l?0entn$Srs%1|@To&dcp@wAj`ZSiBg>)(k7*4N2JMR;?AKb*ViAEoIB>0#4_}{N zrxb}Agn>VA1rF3I7Q~vesto86%ThqC>*EZOil={oBbi&%;(8haYD6EV8fzD$9vvj@ z17VyOn=_iC2hT&wHvqr8-_MWDnY(?{_tle*yN`~-x4yuH(SsNNOa77@8&dJKmUi)C uO*vLXA8UHqx=@Y= zRog$XpB}y6&-?RwKF^)*bAdN&sy0bBOCSi^64{>5g&?fvDKUYR^^U_8__I}WFfzOQ)#n^J?(9r+m} z4+66#U0z$0tR0i$_vTn-!jtNWn#A^g<7d?(z=8n9P>3_^I=!OYkno&2Y$mBTqWd&R;|fA4d3VE?`33_iS0|3b5wV$ z^k!(UZo#gO7ptcS!-l~rpycyq`E2nlK2CLC&YouW7A-hv$CC3S33{LG8@VYq`DNQf z=SbJcO^JuAZn%+jwP$T-_Ual#j)n@fmvDQL(J7E!CJx3=cYTkw7EaXAAh*xE|?7U|0u#AKZ9Q49A8*vb_*&lHj-G5aoK zesp@>0dDzRd_rh>bc>_c693d`2`4bK*U7JVoheLM9!OO3pH&PY+LaJ^*RMznWdLef z*1ubcm?lr79+0-~g%_x9a(?h4*mm2jW=|!%wpi6UdJ#~C#fR}B$qqtg9w(o025>Fu zdVm}@4@qtjMT{EVpKEk5QEe#ed;SNzi&xL&hTkJC$RRSc36FcNKqqy@-iK0EE(PW=Y}Wff5opE=!%{XkVCLn^Ms!Y&+R$%D@6?cI$qpMbS4U) zBWBO?{o3EtbmAR>a#ef2$y@LcOBI%2osBOTM*br_uWTy(6Sbdps^eD!PGCvhr9AN? zUX?M+mTJ@dG1~idQ)175sKq5{r>mpy-%O!bwsHs@;$l%GjHDggA%hY2j-p9ZP5yix zDIKC~p%nz^h(I)LJp$xLSj$@o5l$Mz2zt24(qP%(MLR1xx=WNz+9S+Sg}9n^;D7Ir zhA(Fov}#twz|C1jFC6?sqG(5cP(B*>>qy4FTn`OEEe@dNYkjB zpT9+Q=Zn@UH#9$9&@hjEFQ9%xUYAf^p1y1GMDVBQ{@3vTYV!X+{A}anbAQhJ)l9^` P_WO5OYbwVrzdZgAz8GS5 diff --git a/example/university4_sky_masks/000283.png b/example/university4_sky_masks/000283.png deleted file mode 100644 index 7dba499d2a607a200a62500a60ce2caf523baa48..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 2003 zcmeHI?N3uz9BxZ3y=|GLfWTn%l{bsDtBZ;-y|BKwpmr*DF!W}3eozCZW)o(k0{61< zV(o1QsRPT5xJ6}*lx%?vZ8&V%Z8ql@;#f2@H@TY$Lv}-^){W^7bIJaMec8A3Jm);m z`Q6`he!1N{>uhO~=OsKIFU?^$dw4v7h{xj>i6OzOlBa&py-zkNj_ zFwflnWB+e2pl{3_5GuLZb7PWv0Tac#{D?`ioz^f1JQJY5k;t3f;Y%NrX_3t__m~_vP21p?;zfPZ58HiUL*W~56TrSq;lBp(f3Zl(jqjR%$XcJ-!y;Im|kJy8i z{8_UV(+Pt&NqAgwke=X~B-zV1LHkIP)Q}iDUDbU@n$lLB?^yVZt87yQ_mk9gRzUlp zmkUg%H{+S2<-J?_=2}4I@~db$c-gDYw=C2%Y3I^WD-#`61k?|{;G}J8+7h8BjKR~> znE}-UYpY`&Qg0I1ceSsq&#zuM!}XLwFZmLk$M8JA5^XVeYi+r}q+i^z@QKkiAo-N8 z#hc~_=T0!ikN3c98bocSi|#}1ocm;!)r3eBQmo$NB2s+@8S9#)s`u6XOup{ekiJBB z8mV5cRyC?N5P#Y?D4N;oq$bSOg00KW`QAAb<18R51$twhB1&2hzUi&;X=c7`Y z0H)#NnN|U#HA%!TE}9Qb(Vd({gz4@AyUK4BVJhgQHy02FlYZ3K9|0!z5gshl`B@dYapus2~l#aR|4Q)E%iwawXE>noM5Yffkm0Xbk>uXDk!e9 z!aZ4hOyFBZ-CQ)k=nm!Ow{!OrrG$kwGJ!khX5gg};u2fJSg(`qjYK#YFCQ(miSM#S zGCcFUnkUoa1Nmxy_$vH@EoqN`0k8Q8u67KdMT}0i{D^#u6*JTfPa#r#Hv^6OS0Oq{ z9o@Ek{O`Sh48%jm5O+7YT|cU#v_y+Z^3-{qc-l28zn=IJ_-deHP+pL8D?G>ri2Df% z)4o_bs)i@?W;2jq=rETzCC&@~1hhZw+Bd7RiQ~cX_l4}oMw@`P%ty+y3ldSV6&CdY z*2N5Bnz-aFE}uefhgKD@?wf&%Pwh#E>NHFa{ZU+RDn8;GkhaiW&#umz&6vsvI(S~4 zY65(OPjPGUOXCrg6=PAt7P~mUK^=3?_ms&8LbHTd5v8NxAx@3wdNpO*cae<*_tk+2 zeG=Tl&p}RCrdj2V7QzYLj2(l*zB0u+7|*Z}n2RtKb&a@@Fku^GJ6m1PWkwSvs;`mT z;WxoS`~o+SUs4rv@G6}1on?y8wJ!2FjIkY^3|=H&rZre)tTEZ2U)pF#MNG|e84p$8 z5I1Ni7R}eo*oFvw0amqIf&N>n6Q)SE_&yv@@#>CPZ%NOx+vOq?@`yddi=Ba_=7??E zI`oMiwxb}CSG`I8P}57?um>|Fw8~EzL)jfiN*B%RkU>gSoS91+Y9>Q1e559rMqYz; zY*es>M!w{j47OmphVDk<8Ch{r%&eKpw))bA8fDMFti9DT*1Y`k@g7V!EWL|oHsf{4_xweEXWjZ~4Qyu) z9Y^-FuAGFPuO3w^rAjI+Ifg5mg@9bSdbIE``4xMN>2-q>zP(tWk$~fB-;`dod={8N zw%W}O3xh4p3l&$5wkX-XvWs!5+;{_%_BTOv57k8I0^owuuA#;p_)^yTUSm=(?*Zh{ z-W)OY`_rt;J-aPeG<&Ek_B|u(J^#c1pc@OPUa9(0sgISctp2SXmOArT&4G@;09(&O Ai2wiq diff --git a/example/university4_sky_masks/000284.png b/example/university4_sky_masks/000284.png deleted file mode 100644 index a75d6fd1e768dbc01d60239df9f19d4636d65c47..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1742 zcmds2ZA@EL7`{}t0t;}Vg_gnK77BGB?K);?rNg$s+75vULqt1JY9PxZ%e}~;fs_>L zXlVnNHVWI=NYrIf3?#Z_?QF`Nw_U3U{v&1$B)2Ebgni^*qR^xnUYI{L{`Hr?&Uv5n zp7%V@^PZezJ5#SoPCA?fK~S325%CjjIYK}wsS&Av7>bfL<81JZM$4VYiN^YY*Kq`Olb*} zOaD&n$zDnNs#_$nD3b7gSB%?d+0lu`&oOLRR%WbIz)m*WkW1|KRyU7SR^|G8_vxfk z*^FdKCDKQhVh5;1x>0W)Jjd`AuN4ws0{Xs8+m^;FYR~8@TD1Ss2|zM;V&n6cNo@SI;9U&aJU3aEN3%E+Q>y?2yqfrO%^@ zf!{;DgbHgz9fOVf%hVB2O!DOmGHqp{nApk0l2OM@OO9|B<{4rt>mk<#s{we)WAY-0 zUFsXrSM8ngAQXqT2JYY`j3h5v1`5#k)q{sTZkcwuxKg*4*@6(G78%DZd;$4RnKD-M z`^cBn2z<-AX)`dSH$j_zN*OzC?ZPBDXq&0l&I?kU-;VJdi?i_JWpbi_G2Dn$j2}a{VE2m_+1r{VMC?^*Gw+E|?%cVu<52&0d69Uxthtg>wKs?BVRI z*$3+rj7{OmS+W`vF-G(M+UzZT8eAYx&r{!FW_@vi7+0NL$!e9_;e-LPyCBMzF?|u^msw!03)J zdIlkMOs_W*D5Z(RD@r9VfKuw7%%-ppVA^m_#2hQ`#?9~}##)ga=^m%+P(2F@SiFF?`SKpEce5_UzN9i+54z; MHTBi=>i35K1ipGBw*UYD diff --git a/example/university4_sky_masks/000285.png b/example/university4_sky_masks/000285.png deleted file mode 100644 index 783a63a6c822f5e8224d7f34279ec90bd5e8b304..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1767 zcmeH|{ZCU@7{_l(f!i0@rG;|c7_^tRw4; zF?FqEJv|KAM3GFmGbwtnax%IIZ$_ST9d+Wp+R5l~`e0UMM_j1PFC-r*6G)9syDW7I zI5^;!g*cO-Rn1FLt#iHCWD{xE9X|9pHDI=7!;0zdrnnh4v5K4M+3%4 zvdZ(V?+SIBgk^CcHqZt>$OD$jUs$Z4!U&#$`*O%wHcYk_z`HBD9%}*-I*l+*lly1P zYDj+~t4v?S+&?`ZV}~X3SG<+N_8_AH&r#n^W|0JDY;x&!uqi)Y90p4in|Mum@v%Ym z3S7zUfrNL2bFR%s=~P5zKC6$rs#rgp9D9g*dk!6sB#?7%f{3y!=riO#_b`!WpQUb) z$?k5vo>eDFf%_TGVO2b0@@}NBvDG}*Sg(Tq9l<)WQr1F;RqRA(Csa$O7PaRzx-hX} z$>`G#gRhPizG;~Ouu=l1T9EgR<7YPznr}2ZY0$9dyFMLZCO?<*C!u7 z)SwcL!28{)-aPOME#^IBvMYuLxl3E$WL1++=!xS|l%4LMKwd^$Kf^k`VUy4ZeFr?p zaKEyipr_lWU;GEOql)fh@V@#MUNN(_s zy9CqHdwe%b2K4>x9R6|VTM~}pK{7%drTPzLU5*x(G2z%(`d&1@miLsNtZ|$m)V69k z@wTGNRV~P74C#(W!fY#t%{Cq)HG=p+;wY;PHA&pu;>6?1||f3KqmoY50#eoyRAR5#!mMz?4Q6SW>Z zXKnR%?c|5E2Vm3^KT@lts&ZF)VlR2PK@R_b=4kP7I>>gWCoYCixd@kS#L(h+oZ993 zjaZ|HYk;L97+Dio9KR5yo(`XRoIAs&O0j`}SR%VFIA;y@8plIfrY>+7V`|SuH2)JQ zlkToz8#a694u_+g17^c z$ld{~<@%y_^?c2!z^2q$ULaVMuDWlwq?}O=QdcKL{Ymq?N0a@sKyfayk?yNuhuqeZ zilKmJzHT&4m(pN-!hgDMZ(jkp!?i*-!R!l`Jf+NjJ+PCXdaLAX2$Vv*y3gJ!*)yu! mw(h)eyZwXg|HJ=&H`X|9V+Rtl9!=c{{$S>uBICHBrsFR~P}h0@ diff --git a/example/university4_sky_masks/000286.png b/example/university4_sky_masks/000286.png deleted file mode 100644 index c9fc44a8ce4da21d31e7fab6c15438c751a8ca9e..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1654 zcmeHIT})GF7(Rf|mI@RKv|=X*TWH3lr4of|t@Q}fsuUS>xD?xUsDvzo^ehW)>{>vp z{8T(WSV8I9-8izb;DuRAM}t3|kc>rJgrJN=s@fy(8B>0L$VBoP zsp${He-D@8v6ezF=93QD`6N8bS*4+us4rS|;ms0p z<*v{l^M0lFf((B(j>w3@|gC?`jJ%MH)A>?CD@Fr zB!>w}kc~D-bRk192h~g9uC^r1Dcn3@IvCyIbFF(rOA@!^$$)hiqGJLn!M~Sz%PYGw>{?S;#C|Jzjr2C4&G|grU+8*Sa zSj3%xP+0uHC3zO>iEZ^`rYB-iX762Yfs()8#--|gudDFeu=TgP2C zN;y?7I==A8DBu*f2-@{qD=zZeODLwP%-27ik=Tvh!`5vwHkxa&#Ow0VqF@&}PBsyB z0SRJ;6Qb?Xtlo8}!px@>QzgTWl}L=_=!p)lGHFG#3_VFvtllz;xvo$}D8tYrW3Rza z1%e5^|4J*ugS~+neEbn9voAWB{b}S)V+-0m=DJE9M=b!$S!w8G997R5OQrW~6rDre zf@)g{Xuavu^5DBHYh5REWVKS;upr9D_>l(kt4e83^cV8C2xPiv+~+GjxiD9wSg6Rx z)^azmKg%my*7M-yLK^XTpb^yo8AFdt!-LoImO?}LYGwAwy}>k69if?;&|N`2`o5v( z*$J~yOb6ptW1oVWHg$j&?^7(y8JW^MHHug%2ANdwvfh8qb&3afv$?RC0l;1d8-P0z zx~XZa=x{Xxkpfi1B~08d!7`ghoJ|K23^sAP)S$6|_(b0W9J+w+2b!m0udNq&@Mcs^ z`pB=b>#V<v(x|I&7oSB=OlGXecW zo&xT0$x%<)lPt8`a2W`S2}qh1T_HGzaam^KZ8AGT_f0Ca*lQ$iyk#zkHxmuL{0c z$VqaDJd!Lh2`L)@$?$eW?l$P-@bgP4@wEsoA)1xgTdoaa?atq)B%_cbd1gZJg9r#1t@gQ1bFK@^oaFl-s4q1{_l< zpEt!HjCmcJNSYEc3%l}_ABA6pGyx9IU1bmk$|eY!Q_(ZYFD0Hn9{X@dcmjSLXe?U& zfOs{3*Pf^aWZgltC@!RKNIVYz9{1jtBe*7#(I$V#RNh(jvU!9SYB7vU+QQtbp#A^j czp)^^2?eP-OYMp8Oj{p{s!m-yg?!le7Xe`BegFUf diff --git a/example/university4_sky_masks/000287.png b/example/university4_sky_masks/000287.png deleted file mode 100644 index f8e2acf481caaa5b75a97a571fdcdecca9a92489..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1575 zcmcJQe@qi+7{{;BN()zMX{qg)dh{0z8kA!QA_%lpXf33Qx-uLSJTXHyNr^%yYUz$@ zf#@9#E*%J|7)G{+btOUkh4UDCH^FV0LC8o*x5hsvW28m{k;tyNKli8p^W=Ho_w#(8 z@B2P~ybfbYAvf}!NB{u1x}t);01&ng02oR(y#ZwNA|3+(Ye83#zps(;_gzlaA4LH3 z?!;>D4N+73QSNzukvU_K?J^DQ_Vr98KT7v~MMsteH6%aE2tuy?1FQIb%A-Dwe@$Lh zpYAwHT~*)4xpdxKtLYa;&a@leTRG`dxb`khBFA9&;wfqqqV_j*+$K?Ci+o4NGWv1h z3&k_eowoUse!&^RcH4wp9q5-b4dy@}OZzYj`hheYxBR#WBXannxS|ErR`V+yp~(3zj|~f5 z1=!Xci$Kykp)}}63+&SR$a;L029&W+;^(yXDnwto-mJykVmfIue?%vkgvF6L%WdE| z0J|ZyGf+C+siLLANe`h9Uh@jdgh--2%~fjBjdD(5+I)LeqpUPCnM$ub>{G$Qu^p~G zCS6L)B;_NG;ATW!skqJ?PIw^Iq&Csd&>2uq_o&*y@x^n71dqG{O_1bWqKzzR`UO+? z3F3~kt_mm67rRYNA&%?DLhB}Fa%wmfIPAYHY^$A!p+_b z??NO3W{^xG%WS0;XQh8eJtY}7Ra^UbofF&=Lg~wi#){!vAsA|t9!{NA_JyD@Um|@F zCOK#-T+hR_`1fKF^-D;{s%oXH&w(nBw2)0+Ax&Td`2&$;M*r_XBaL8xOY&cfZ492b z&aXB7uPleb3?pv>zME@KeIY5zwwN1Kc9RPsMd(4uk0PVxct8Wpl$*2{UOQQE#u2P# zUfxO30bIsJ_R#Zv)qGGeh(|M)V`eJW94i=-*2;RbC~qeVOC}uIi5~gOD6+!}j(c;O z>!iJeqe(DIPe$+SCA+LDHl#_NFWT86Smu3(ofQV;H14>?A&dP6d(|}F6xqupxWS8I z>PBoHBFnJf2^Xy-vurrv)H33;4cj(gPUspM4Y!}KG?~k%t+h#qQ0pvjl;nkppFpdE zVQD!>49<~dBM8wWbvNSEZRwFh@pVV z|AkwwUXn($^iG2_W+p^dHa!IW-FM68NykabLA$4uVRJ!2ZqMUR8&0?UUZ zhXyFJo?vMvclGd7BsJTD?RAuK2v0zh!Ss!eZ27?>1D{Y?{&kvS!>h89N#l^frsA}L z&$GaPz+>WX!2R|lO{e=ObKkC?U{cg%CEvdj}z5hX>=!regK`e Kq+n2e$o4M_Hj1nO diff --git a/example/university4_sky_masks/000288.png b/example/university4_sky_masks/000288.png deleted file mode 100644 index 39753443d08680630aae54df7f82d1c127f715fe..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1279 zcmeHHUr1Y59KLp2;yPob+aNc&HL>x}hNJ2d*DHo5(X3I{#;t6OLC6wTrKd?+K_TSgUv-EmqN>~XJq z`+eWl!%l>%y z;=MJ=zD3jNr{6tTxsvQFcMd#xZ2mxeMH^*;ibTk;zhY5Q?Ufm_@y^4uC+qwO}wuiWpuMV6DnyL8Uv*eNFIoZ0aU zcMwjlFpttNsS?4tdyIBi9j2+&X*v^PD;E4s}A6R?R&}YoUriJxU$* zeNT=0KQUaIYq4opb(M@-F}*C@c!nlaO{~DowPtGN`cSx_a}1Y~WW?|z*-@!_+JGj7 zl9(&jQT-`Vv!RSeX4$XA%rhdY+(3j>{F(g5uu59ayqP&vP>7S1#22S7Spn&NKrY3t{zN(#=ZdC+1F7ZF3(L$=If7H;=M%uEdC+WL`P6$DdgB8 zPE!Yb*Qo0`xBYk?pJH}TruNz{_#R7nZVJulImpC{SJAd+I;;;xvLMLt=l#9I_CBIv z7ME*-GB`fs*XNl>fJe427#7a|6J8Kr-Ez(~MDZoGSBfjD3gJLS`1YPSDB+}$09|By zB;vO<8+)QLP^eW`Yz=4%N8nldZ`+u^pU@O#aAw56v}r}~_#7t>aLz;jh-4$VjHrw}n%KLMUV0;vLR_(U2f7#d? zXPIJ{XL(Z8dKSFZ)}fKolrRt~DSd+)Acy0EKeWJ*2duw!5f`;o?f>AvWw0&n%_gd{ Tjdfq|{A}HC+bnlFoag=m)xA~) diff --git a/example/university4_sky_masks/000289.png b/example/university4_sky_masks/000289.png deleted file mode 100644 index 2029548c7e5f4a5a7f399942eed3c3fd535e9acb..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1391 zcmeHHT})bM7(UQWsjQV>XrltCp&Ky9&eKW0&}(=;wwqB$6gCpFlu z?L^d;pDe{lB+HicqN&7m%OF9_GLGS-MlQV=v&r$q-K-jp7kCl^J4f8In_cd1SKsr# z&-1?T^M3jA&D?a@PS>2P0RZ51yB+QZ0B#ikaMU~|0T>0a3fTjg1+%64byQ`b&cU^L>e+aOL&PW44}+eDsJ9n?;X}Jj zbA@xXX3o0gWCStdipv)sB~KvY7TcTDO8j9&QAJ;TGP)eQ?+u z%BII%{%hVT9X%iKI3uDON~vQv<*2uN6pg|A$`~O+ zwVR5l?EXReX@@FXo| zgwo{~c)zFsvaL_?SONv^pS1idNb`5jq2C*3>XjoPs~t=8XO7CLac<(f2@sh#c1Pfp zL++L|2W-Aj<~=ZG*-rBl(KxeF1a3Sf;Q80sc;a?th*@S1j1u4Ex{~_kql&1nKx*@r zJ+;$*tdOkv_qp^U$;WQ6PN@}Akr$%kOf836@tc_&U;PzMRUPnk#Ev;LagB;H#8Ff?i*&hK<)-p4+e`{nEaoZ^$644i8E^3aj$h+yGz zFeV(m;QGJ#X-N4Gc1>Zq@LVtr0Gv~jlS|Kq>Bf-*<{*|w1XeE2#0 OleV`x;AP9Lul@v1%XZ)Z diff --git a/example/university4_sky_masks/000290.png b/example/university4_sky_masks/000290.png deleted file mode 100644 index 3347c39655e7e8d8c71e395ce909620edca0eeb0..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1384 zcmeHHT}WGJ7(U8evUaU8Vvo*DoBvT}&f<`m8BEmtt~7C5i=zwerez|9h9iR{t28PW zlbrmAVNhzI9a!dQFSd4R8&bNSlbkaKWq6UBkieIN+Zd~y+{7?zccPZ=YL~m(#mD=8 z@B6&Z_wallpKsJ^I&$cZLl6WVv6%HALQvzY5Y!;!vIR)P3f$KdVKeO;AC$S56XEw)Wt%r*zxr#lbRf~J5BY0c z`rAaa&Wfq6|Gw5qxl(JfV(aA6c$aLAI727LyCn5^QP~{b04FMU5{u*%+EzRJ^9cQY z%0JVyDV#oQH)M_>kNeFb3?uWPk6h_D*3%z=lsqL6=LiG6x_y(jp?(1jM{~GIbmEsM1ZSD_`~N>T{Qg4QdQPYK1~H=39$8@C^!OvM!|71mM_~Z!KO1 zL41Hh+Ta#o%pj}Q5T@d9No>cS&!u0BY+)>*alwVCbeQLL#>$|}J<1P9Rm|WEh?Be#b9s4NF9^{^&0FuR zT0&T-ugc<&x<@rD0+>}I%@J=_Zn}Ea3f=J{+aI7mU@lDCXLaeg0CtiS;CDI&35zG| z9py_&2c1-um9BUiG2sm_PZsanQ7889n}njtLfayVqAe^qJ^@*y@+_f`OF zB_)_c?E$WsGdxvAb~NURYfN^122)SFy^T0TGm|oheEeASQ4$aC^yn1uShNiKI!X~0DozreHPze>=U}Ago{!bB zd%V<|Z1+SK+4q-noyt1RGa`>qOHK-TC2`na*SH+`i?%Tw7JE%|VxRwMTuYQ*0Sfo1 z-Dt(~7Ygzu{)Eq^IiPp?03 zgm?R=ZI6^u-8)?{&+Z7%C71^h4A)XCuFtX#Ls6cQI>6PAhvM24<5-Ze?N8zlKuZ>T y*LZ385(pM>$K!hWR<(Egerwr%bU$AILM;ZX{?_oP^M3qL0q14@RH3r$FLKPnFjbqMyl@xZ^pCqDb!`}=;q z^ZC4=Tt~4Xp9LL+003YW7HHlCfS^zSU`Rl}0La<Cx;D^W;l@(Qi){`U8mo0?X_uy_Wm4Dzj#9eIiMqbG^E30hT{`6 zwI``R+}{^JbNX@rWG(|V zT+_-Nw{-+Lz_*ePW9!1R=r1o4M?G?PS7Ubn%MS1*au@x{M($!Zr`}q&mF?3^rTH|n z{&_B&037Nmu20`Gm_`VtC4ewoupcZJ*dfatStL_QAOXs7pM#@(Gak^F$fqkI0Aq!0 z;1Szv+azj{F%vr!Plv{>r-|x~l9r2sOsQ_`ZAX<$n}z+2i~uU0LIU%8mA3?jRmym@e2eEb`=kDKj4J#+NlN0TnaN+^BZ>OH7>wjGr}L zktauG6-?O%Ch>$yK#zamzh4A{(WaF^}*CIlCB z-C=QPV}c#*!8-_Km({}Uo6HyqoB5mt;T|g)R7;>W zQj4;TdRaTY>APT+`}4+#{^ZVtCH8IdHHuFkH6c7>ttE~I0@W_j9NI*F#BhuKJ6a~S z-C^taCZSr0q-i@Iqdd=CX9tm|E1a=}!pNdHQBRP*8d*D>m`-#J3OdD0?DKd|8^yQu zu3)``!f?Of#ShU!+%z-Q*9wdMvF+PM6}$y_%32N!S6`(eFMcP8jI%aMW>Y_i#G6HH znALrdh~Lmvkl&cl%-Cw@CDV72iXDMb!7H2)K1yh&3=KrErQ88AeXm@1mntK`1m_X- z<6xr70cG-9ImFNk7Pri;CPjjoKv;Y&x zB+V4763xSZ4V)Mon=4Ew%*c2KeoEb%n(_^>-b1-t9tVPuAja|VK#yt)|2;l?3_DC)Sura?kvm@Jx`H7Rg(G;xOhgw2my1-`4!7y11EMB>LYJIsGhn(_T4 zn6=aOj6OtcXY84HAnVi){hzUh_7K+2{)&WS+b0};B(QUNg^N=SyQL1_#NFNO$^!Qt z_`02+O!#q|2KgOY^YmffEMj5g86Rby;1I@DmSdKb^_X_0=zV99%b6af3Eg*tu%vp_i+n)VTu-o>91IM!h8=8*4t|{= zRZ=Y#O6^C0wifb!Qkmckk*u63BLs4+>4|QKz7DXmC!RKw`&G<4A=a9nm|UUwp8JVd zVMmNZOtVd=_@}-KRmM-Ez`)tJgQM|><3E8RyClbexv>nES@a(?phsH?>GN#}vKfmr*!?SL+L+}&;P&f%UYl;!@>tnk5UmunpSZuP+u+~IC*?cn>FxFKG=bId%`DWSCYvk9jx!czU}M2?bG}Ie(&#j ze$Vq(=+qtPu>#_;Rtz+y_FR$VBXRc$%>%Kcj@x{anG)xCy6Z7eUUHhWX|Cb!c5rOt4{@y1|Zt zS`~bDm@Bk#AAE6OV}6sl7IN(UT&KOT_&a39$7qaii{FA1&!{_I2Xj|w|G1+|&eAft zX{jKn*mKoGO>@ILUnIY?wmBtm=XCkta0uirg>0KjziwjokD)7P7jq=gG=laaAtql6s~8lfpk`o1{U=| zaGx&n3FUgh5=^YK8LwHx*2U=$k}hJeKGM59*)Sf{^Jhiei)2y8M;hI&@$_iXtN|K8c;NpnWHBZpaF z39+0I8!x6lV((co2jz$iFw(*W+1#y$smyGKU_0!M^Vsy$oxdU#)Ibii%HF4sB;G25 z=tAqf*w~$V!`=X%%c%@Dx6I+TU5ORegh#6`{eS$|5ybY8w#8Ry_RaGn@Sm#JkxkRu Hi^G2dcKm-# diff --git a/example/university4_sky_masks/000294.png b/example/university4_sky_masks/000294.png deleted file mode 100644 index 8b9c81749e74ee8ec3ba0e68818b8901c478e0dd..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1253 zcmeAS@N?(olHy`uVBq!ia0y~yU}9rnU{vD(3NY9RuwQ3jU|Hko;uuoF`1T;RYi3WU@2LhwIcG?402KNayG58S-xPIu1W6Hni`v5o|x1o>Zq$sl+#Vf9KD{ zC!H2P`*fbUPf&kk@Uv}3y(dVa{81Y<|09W?X3bCs%R8Sbp9GSRGh9CzNLQ*nQ~l&3 zqxRqHjQL67!Wn-U4C56+>JK0J(+jeoU-WZ0SV7~AevkqGj15nK)NOzCU9JB}WRb(4 zZBHgzc>8tUpJ*eLelqf7^+b?6B_EY50;NA)K9cVs*SY!0^X~ZRAo*y){YsT8=O&q} z)){{Cn4_8>@W%+G|K6G(tS6KUr|rotGzZCZAK3~L&J#4B1T=1^_Z?S|DNcpFAW7|` zsvyaABGW-(vNI^g2_)(DvGZfwN#(*BcQot_?*V-VQmB4R8tlxaKPDf6v5r(625R@o z6PYg&pZ+HXK^xm?~g1Lf94g=iqVKue1DYP zNk;t$`zKkjw3~vRz$1&t%0KzQ(#l8VTP)7~@Yv@(M@_uzx<`%5k-}s1pOiu*KTZ@l zE;;|iX^_qubHzU6f9`Rj%TKmG5;`{hggr3fI2Cd})_xNG$Y5tc%%LAvKUZ1!=!r}> zh*Ox~c^NEOeL^0n+5gU=9nCT7>k{uc>P^}seBI!k!uO8yo@$Bd6SR-?_GF)!EnaSv zr<5NRb81KTAC;5#9odrQ6P+j7A7%ffTWI*$?vs31{}cX?_McJ<%^wGST7UGv^7|v| zpB(>8t?|5bcE=1GvGo&v82#+tG3R6Vgy~2A%>Afscu$aHLVwb}lQRs{dL)yNVWZrV v>Z*l4-<~|<{yf9vGZMzfdPXVg1;HQr4H^3c>`HD{g32#XS3j3^P6p{E!|1ZjVmdRXeEO%TpWA4(`$Am4j_NZ3YKW?03dT-L6{U069N#%RqyI-Nu-fOP% zKHp}-=3~*5zMIRPh4gT?tzo(J>ys?=YvP)P5USNv%WlK5kAl3xm>u-v2WNQEz-bp7ln z)?gDfC%rcSxnQ}cTo1@*`APX;m#kBXHw20Q^}Gkxcz(j4`5+(sS2!6DHu10uNc|7i zC+1)ugipK=wlUtT&Ku<8I?JDLK?*FK>a;=pa})0$1-a<)lgrZUPbNN2o^U>Ak6L?g zzq8%ykF#XV>?D4+9Lp}c@uTBOu_VZ)fhV7X9iTk~mC2(VGQ!}eyw`=f0+nw2EkWgyr>mdKI;Vst00qS2sODvyY-~H1PC^!Ge zAC+U8Pu3^Zu{{>~#Ghn0qmb*TxS{+Bi`GBWXY?n^IPY^f)1N-aX`D6ZA z;!|MKzs8RVGR}4(XXbN)88K&!73F}M{e?ffb+7}K6d&!L++JbOr?}r?kJe8Wxt`(^ z`aSS_&q5-5h$|wi0#SE z20(q4kIJ4zN*uF%;!~*oNe5)o%|~Jo5w1tCo_K<^pYGtEto|`!j`KQIJ+FTP{6N)B zkBT62-Cf=j)j=k5cb}dBW~}b^o?zdSILA3pkx$+K5YX1|g3l*`rK~%PPre63%CnjVhnod<;hZA&}G79@+V1vH{OynIi2%ol5cdFrkWch`#(sa|`))PPLfnP?H7{ z(K~F>e#a}O4J5b&qD>O$)UZcJK%H}slmZ=T-T4}5d%4hcpw;hG)`2v5#+OWDi+vuEPxcK!HU~uWJJ897#6BRQJXv4Z4MnD^43sZqM z?0R$xXhZ1Ht&-0tXm`Cf=2N;Z_(?7AfJJAF>z&R*p`A@Tq#vsk?b{&_B=_u4e5~_n zHOr^?N7H%^pExgcBK>3MpV>RKA6tBCZnbII(|!NM?jLjiOa_XCd{RF0f1>$E=}PhX z3FRj@@6dmo^2zp*{u5stV1iLP()>p)@2tf<0fl(wf7AAKrhgJxe`bfkPoa;YPki?n zJ&tOr5O~yEBXr+K?$K09W})?GW*DaRNG2a6m5Q4y@%fXw5`>*osx{=>xd7;mzC6=G;@A_%lbNNYp zXJz@Z%uo48_vk-1`Kf96{+NYtUD%o527Z(OD?Qt945YN4?KkwBTrT+eGElwj(LXGY zO)B#Z|MwNn`NL#rf6l_MZt4vABpLPn0cY%u`zFWhK2v;b@sl^{UK&u$`%Jmy@ssaG zKJx;_?k2?<_DvQ}vI8m$PWlJbv;3$$(13Lc{}PTB7KwgrH|m@0-D%%nI48#MPh`*I zCzBqXPn1!gE?Up_*kk*_E2Khi!{S!7>m_^GwxtcCwObv?IzBI_ldpZt5|=!xl%M1iiD zzeD0@l)}eGpjQ8wo;_mmKwE!zc2B(ih#RVPDuZGiR7*HhO9jw<--WL$-S>z)!VS@1 z>74)(%jYx!Y0jSL4s=r8qo5~>U-2O zbs0NYchVC^u;FOByC|!_#38sy9(4>(=I?H?g?Z7LtM`xPDTFc(G$^5k8LW; zKF-|JaeCr*mSdHl-aPvBs7M>upHZKbK%w%vOIyO;;(VnneV_elmIFeXQ6pj^iWiW3DHX zM`9(z75o+QPVZpaxo3wVP-w}M`A61DhAZy(RG5E+{gcO?xrMr)@|YSc6y=Yoe+sNo z%kSK6yw2^O;~q7Lfa5;(cjtF#{Pg^2%k;6!p~h1o?u7bBbpt*Bx(J(uJxcmX2P)V; zE&CDqNr|l|UDfdY;TeW$J(9`CMk%TW!L#}^*G_AGU}O6ND%(6={an^LB{Ts5?^|LZ diff --git a/example/university4_sky_masks/000298.png b/example/university4_sky_masks/000298.png deleted file mode 100644 index 0f91c88e15fa270ecb35e8df6017909edb7ce846..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1131 zcmeAS@N?(olHy`uVBq!ia0y~yU}9rnU{vD(3NY9RuwQ3jU@`J^aSW+oe0z{_TBs`% z>%lXB^?&hoDODwiyuMv>{WQmM$x3PGI`dCaea@fM+G-3x1@#4g3OlC$Y4*hM!a0++ zn|!JQ3LJBbJ5%U&@7@V*OTUxn4L@lC#V+^kX?Z;5Pl)nyndMK?r7a&@sJ=gRV*fKB zb^OHshd}D|iT+zJD2<81iqxy4LfI^F<{hwQ?noIZtt=cZ( z|I|WNT(bX(h3a(4exMt^OP+sZp;|6=9_WJaQs*C7sD?}P14({^b#2o&}RJ4%s(1d*H>jirnVlrwJ?;C;C?Y!_q_~+(A zL7>{)WAP`&ADi`wPgvcPKSBRku8h7yxa57M{nFbDfm%{)<{PYg4AgO=LJp`}^_a0` zoP*sq#r+cePb(OIo;dax#9t#=u&0IR$zjQ#M?PkKO6>V_>SNWXZ))+9pSHWzJ^rD8 z;e?mvv4FO#pSv1IhpZ diff --git a/example/university4_sky_masks/000299.png b/example/university4_sky_masks/000299.png deleted file mode 100644 index f5ce92f536b9bb8d8c6ec263ad6a6f190b3d4932..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1238 zcmeAS@N?(olHy`uVBq!ia0y~yU}9rnU{vD(3NY9RuwQ3jV43Ub;uuoF`1T-o*j+Xz z)`Rc<>i^;sGx|B>h=kzzi`B7Df4Jo(?wK%gJ&^G(v7x6%_qgM`q?*S-k%ty1dcpj> zv?s4E_=@b6WNe!dEp;BNdWv9H-?(M0}2nJ13Df95<^=+Azl4wO$({(lN6Z~mzt$f;5Of1q%} zbAwNO#~tS#J8>UqSc==f2NowjOIiZibKK%A_&#lM1FB4Wd=e<|jLPFoOTJ0s zkAW&Cg+Jy5lJ-67k1ag@CD{lccl@;Yqlygs$=}C>3uILOXV_Q)h4PO%1GU*3%T0T% z@U!9L450k+9`+{{sy|nJ%#c~HvOmE_{Pz4#VT+lemxdTJD=1V~}^|qZ`o2$7J$V=9}Zq|HK`v;&E(|6#Gw*ZPF)y zxPMBLdBP46XMQ3JWYjD1OgLPjdOoqHXHWW_8IRpRo&8~48R8t*BW_gZcFz>(7QN%Y zpDgV0pHL38=Z{gPz~f@D&iRVp&Fy^aOn@phi;5phRT?_P^-34lOq+8|d*{TDu1^f! zo%vXK=m+=D{n97=d-RppADe5rZ_1xM<|kKw`29Qj!|Bu69j3>{C*M!4QE&gK{>k6% z-?5MK6V{v7ImPwtpAgPmY5Ym~c)jbsBR_O14ewcevO8YyttatQS7v{I&7BkPAOAR; y@~5}P_|yMK9x|QEg(`hVCRzx&k8-ew!GC67p(6r8WxE1E1(v6)pUXO@geCx%<1*?1 diff --git a/example/university4_sky_masks/000300.png b/example/university4_sky_masks/000300.png deleted file mode 100644 index 129edcfc5037bf957227038a70e97b6c09c76dd2..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1067 zcmeAS@N?(olHy`uVBq!ia0y~yU}9rnU{vD(3NY9RuwQ3jVE*Lk;uuoF`1T-USV$xj z>%l$0<4gKVZgX*Q9ldV3UQ7AdL6z$g?2{XxTt0SFMO@MqPzkvDrc@rm=Xxs&$X-w{8lT&mpfQ}yG2o^{DKEGO6ZxGPp(u27hCz4y3M z<9X%2GcYZRSl3 zKanh1IoD>wMDvr2C4P!lawzXt{GR{B_Q|^5J=5>3oyb4ox5+2NqINespLb_Z_&%A} zbI0r5u@mYiY9)Tk>||D+ueMxzXTzM_CrU-@CcZwg&~2S^yVTA;nXD&PMJo^j6Xs+- zar$)UiGZ^Bq~~l!Efcv<7BgEOI??)MXQNCaNXntlph(g3GEl?^sK&TA#^apHKnnOj znf+0*XxYU1z+hwsy2*ax^kda0XS&s?*h{=uO_!?ltTWm-QU6#pQ11Lm?PKPjQua8W zGdUh^BsXtQ-XHIIJ?1B7KC4jjXJdLSdHnE%a>@LO#=a6KydQV|Nxx%XIsGGd(Xx}- z$HYG!+Tm@qZ$i0L{$yugyR1G93E6&syX zns4l|PvZW`g=*%~{!exna_v0vqg^JqX!ptfWB+IO+@J8eN4;p<$*srY)gIe_y8454 z=OqTqJ5P!ppP#7iJWu-ng!jjyRqSW|k$i0R$@(#OW!fL_gc{|_qfhvy=BvFodD8mP za-jUvuGca~VZ|lfnI-QhDB!+@kMp_muh*o=kt@*z;$O zP0z&n6WxtIX;m61+fO=f{7L^)hg;kPchgUEZ8lBRe{!(5!Df#jXAisj&mO?lG#u|ws*nOxr!(Z?G-;>_hbo`@eyp77^Z1;eE6J-gL+9^8>X>2{B`+RmFh z!YAD~csKdU_a1ANpSh3kdE86BBYN_8kG0azhC+E2dE<8tPYxe@sWLxN#`lxuv4bk} z(`CFqtvuGLGCyaI`=_7B5>=*4s85VZm2oawSjcv=^_ZkexRm>Zn5;PtMJo%LPA)yh zsWM$k9bMpmtU%%kF9so<~Zz|`Q+q| z);qu;nb({C>BTYMCuNUWm>#SC%&Jl4PqZoC>h4*bgdG;8m z%z6O{`$^Wu_uPSIKlqVbq<_r%O^sw`96Av z^Ee)N0&SkS{+RuVc(wlqcBcx{Wx^+%H@T-2-%~$H|CsR111GX&rcdmb-d?;%;k?_u zCp)Iq962%n!H?u8<~@Hb`|LgIQlI=kJkdhP{gH=Er*ff6-;q%cN*MfS=2y=Y{K#=5 QA5=Pcy85}Sb4q9e0P6MM5&!@I diff --git a/example/university4_sky_masks/000302.png b/example/university4_sky_masks/000302.png deleted file mode 100644 index 86046e0046ec0bb059372d48aaf8e0248d0aaf31..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1074 zcmeAS@N?(olHy`uVBq!ia0y~yU}9rnU{vD(3NY9RuwQ3jVE*ap;uuoF`1T-oQcNh* zQHQyI^`ny0A3bpBsQ=q=d+n-^D^%=z+EptJYS=}PsT@yhSjzGppAexlb~Gv&_QiT)FQ8-3C&@^`cIes}D|@{@ZdehTem zSB_VCF8$NU^6m-U6Bpg`ocYX(jEh!HoIOdn_s%St^e0S3(fEOD6e= zR#DHy)h7(y)+rqyHUjfbb{A>`{gwWyy-*rVPcCFe(1K6SAJb-f{P>B)FVdQ&MBb@0OOn7TL1t6 diff --git a/example/university4_sky_masks/000303.png b/example/university4_sky_masks/000303.png deleted file mode 100644 index 5dbd9be82d0150a2e191d9c6e8d0f00fe57908e5..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1148 zcmd^<-A_|@7{^bASV4OA;Cq4l@^tAU{hp`XveE@|-;3`+DVn8$Pg<|Wz>WB8>}p=CfVuGHW71uiwR zyV)--)s>Cy(2Sc5$`Lt&y8Eb`!c6?GT|OwgQA(~Oe#6nvd{qP9>;YSCk zr$U!0)(Piufsw6~@1Z$?x+8Q|#J+|fr3pP7mHo(Zp1LM%HOGQ*3s2~j1F{J@;?!j! zRuZP52k&xZ>-8C43t>MBf=`l6d5}={pTeQXBHdA96{vR!^c(4U_N% z;Ny{Te1@6DEb}MUz&+s*uD4u|e}jh1cRAl-uYTlm(#~keHZU;H@h5OYXu#yZ!jw3H zO2j2JmDtQBE3`VYp~}Ww^ZCI>((CLcL$JmHvU44ZJPYsH&P?G7NUjg9GQZ}0t||S< zrDQErM4pEKUU+L#^Rx9O21R}K*K#$V`%no)HYx3qN;U74aF;A*R-i}4OlMKIP8c&R z9uL`-L+L$ADAxk3e3!MZFE^0+F83_^DW2Cku{PZaR8`)bbiX{bhsohF5s*;?>xy2W-PDBzdNqWhpH!{>rI3)`IDoWJ3RpP*fg?Vmfg@-q8vE*Pn_b(bx6M9fZo zG@-UBRJvI*a!x#G9c+tOVt%=AvO#*Ki7(f|7&iJ|j%y-bwt4Kn6%0Df=KG@1%jvi9EGQ>ZBo;SX7vr&#wE4zjfjcUP0be@ zrSgKzxMnTP5ixPTsgcpK$^U{t>U^-rf~Vv*9n;v&(i>RDDYf{Gkcs0LQFFYXmjIS>J|F<9Mq4 zaQdg{3stF|Q}|gm^qZz>YcHws|M6c#ywT~#Qk@B(av#<&+QTt>3TsfFaNWL7?F9{N zQg&ft9y>#S+&mTi@ZqV+A2t^4nR2^z{^~vAa_j!6$AtGyFY5o`JXQNpcah+`kT~w^ zQywq9qi&-uP}flu`y>3P>Ye3(H1`0NeJXf(=2ZMr8}4$={Fd*hJ_gC@&++FJe>#1N zKF4>h{8sH#7lZf&{Fd$!JQd%%d+PT?)=x7u**Vn%^Mv1p-Q#>eb@5Uejh^s4v3H^O zxWcCZdD=Z;?*#TOX3-FTxcyVuj%6}Bsf`6&gyJ+?_G^FVydUsSc;1xqL#9s?G`(AI zPqkmVN32f!{GsKi{vHaSYTx>4;s-a&h*Mb)Z=VuxQGe?C!{z6;DdkL0m1r&Eldx0 z2`#8mve6XK;9mOT_954wAr)(DJR3H}b>#`@oq7(`KieTv(RDkA|EcstlZ|4#_<*i^ l8MH)1)75L@D1|c!Udn4F^$2)ozmou!Q=YDVF6*2UngC|R`YZqd diff --git a/example/university4_sky_masks/000305.png b/example/university4_sky_masks/000305.png deleted file mode 100644 index 3a0784bdbc731928ec2cbac0b5b44a7fd53544e7..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1225 zcmeHH?@t?b7(a*%y3nvml)Lr>N)K>R>B`x$hKBJocO8Q+>a2#7UmGkirTJd7&?Xnq z4Pn!3d%cdK(m|HEG`>(@_@+i&#mz7MCbP@*1tc;^yi;D7&GdZ1DitkD^sn&c^Z7i_ zlh5b#B+uoO-Hd*}VLygpdMDfd5{BjP!?3)Xq8xxZ4iv6p*b|boz2y~O-h<`5!IxJr z6f8gd%krnFFKt?rK6veiud3dtwtpL!)gtA%+$R3Uc3bPr_LcZ0l~k(ah}g-d>gy`) zcYF>s0&h8kba@xQknWew0Y)ZA9YOV^0;m;3sLHMrL<*maHS?zgvpIw0QGE_=zoBTCO9pxHYzo>pGHcF0p;FV+aSeG^h-*PV8 ziyuN>Lj&c1RT-vS=hoj-M*=-z$EV;qIc6K{&_0F_*o9QwhP=dhrQe|RQZvTw+Q&k! zLxoMzL#LpXDkHWe?o70ep9RHe2p*#5h?v9;M_c)8 zpa`9ZCTf+Kk+`#D>*JAGc#v`%7>OGpTlh~vKGMM(6ob2Ea)5L4)4+rX_%1bruZGD% zj^QtXXOIb=r(*bAm^{sO@FI8$*ZQ&A;}uMOqDM`P2dAPT*1q?d7GIp8 ze&1_|X79nf$p&RsNIeQK(dBp2Mz!R~?(`DgmyC%O$R*D3*{3t3f@yLpM|q)9+weWR z5Z3}32zJ5o94f1wNTl%Pjoa5WAEmYd3fOTat2}L_J)ZG;DvDIXr?d$hg!XO_Hd22}8N_~?`W7yo9EIX1Bt VIM8)Xe`D`QIXk-BKWpv3@DHAxAmso6 diff --git a/example/university4_sky_masks/000306.png b/example/university4_sky_masks/000306.png deleted file mode 100644 index cbe1788ca3dc46f3056640e9ae1aa595321077d9..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1237 zcmeH{?@t?b9LJA=D}zDNnQ`qk(9)xgV+n2PXzMzl4CES;c5!Nbz?f_}#1iV=9<);e zg8-H7=#Ou+Ot2}5KeFhYXfVPh1aPj`UaBm_5c~lndZ&vIocVSSdW{XUF2=vYXP+PW zyz_p&AAF`xIXcQpPji$DYmYAp=(f$y-OhPe!1 z26d>kmKlSmfE$(K%oV5uDKuEagdhs)WKtCaURs8%$KAD+{8?gu6s+@ghF&NJXFMMK(J@K zC9S71qUj1u;MH;QJP4l4={bphFDj(jTln?H2R73UtVLGAaQPk{TY|Y?<*}yvy`*3mxzGDagut6JPf|37ea~) z(FsAvAH@?gt;(`)KERQzohUc1+o%u75}=+w9a8j1#{`0Z8u!cll#eAXbfJB{M?p~K zd<%%6iE#9eIUwLHiEH%%wdE>_a{cuCgyX!TovPxM;2|mrM-%3^1uJXAwT6Jo5+RGZ z8Tur#-m7S(j_}3cqD&Hsrp%XxF17&IHpHBdA^t1+8e$IgY|_Oa%KKZetc35f-t>rZ zPnAIL{wDg@#HrjoT`AZmb2s5YAQOJ%hqK!|V(Z?f&yYCIB}~H_Z{teDG_Ae3JU2AJ zm!)?QX2WN{r;B|9F`*FifDzg$JjYAY5!e;jRaI|^mFaKA)E>11?Si}6DAe&s)g&s8y z;(waD!%(AbmOBOCLBNPS-F zc4&(|!yTv3K8YrGS#6+?vc_^T*q!El?JF{6{q$cTgRUy)4pyKN((2Dgu%PnD7bElR zZm)HG4Y`!^Nk`!<&nT*cYrcIw%lVVk8^X@GiuNexlV1K=MfQYYB@FW%T~q2z?c8)7 ri3je4%};gwLMW!x|2O|;kbC0vGm(m!YoE#f`B(OKN86{ZuZ;Z-&hRNO diff --git a/example/university4_sky_masks/000307.png b/example/university4_sky_masks/000307.png deleted file mode 100644 index f331742f19cc99fb8dbd59a1ff07eab4cbd39988..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1269 zcmeH{|4$or7{`x#-OBMrXyLFLzDaPsvVtoWkd5I1m2czLbfvdd1d>^4GJ{QtTVW(@ zXB(X|y0|-;FxG=oSm^-4#;hBYtXpF8G3_pr%+#R?G3T1Njjb*M4mXSb;6LF{&+~r& z@Os{P|L~mB5Vc9jiwFckN%eI#S_l$sgP^!qL@@)}ld}B>2!a>tYjB-4?*8@os+Z~^ z`1+-1l~>UIpg_zX=`mDDQy)JD*CpTr3!Zi_=a>}yHr$Jm2?oNi=XwA`p}HA~Z_L85`OFb`+S8J2YT^;x zE6+$UkbVt!1=uN6UnueUET>pE(+DeOHVaK3@FeanSVRnM8*1)PP(&rOn>!;ZU_Ui5 zx|tKn0c+I2SZ_h(Rd9?NaP{Uz-T>Wrtu};|(-wl8ql>BJiStPLIg32f4m@l%b{Ed9 z*=YR-^|`(<)i-6CV};Cb|7Mo*dc0A#ChB>Y&!sNty3ezB4`l6(cxVM&aeAI%J2WNf zD*ya7wwuAJ3Ei8>5Fu5VvWz?MF4=D6$F}ex?kNaSe~?E}-{SmN>|e}?Fv#AMo38N$QOTpGAQ{i->drut~!#lB8w3Y*66?J$XrmH1iNllY;=FwVULtoRb<5;jft zqpA_5f$IhB`0v<$scX1zb{a*jCCr*e~c^0$yibVl$at zvHE7gRkMm$BetLDTx}?U-XEBwpV>!ZV&*e(@@OwwqG`3SGO60m6g~M3;vj#vtuk@i zPBE$vi5%o!QOA~&+-?quvgwQ!g7=!o63eYxReENE%$JP|g4i2#(8&6rPGoMw9z zw>A^@E^u4>HJZgPh@5m^U^q&ytGhooj|#9sQ5!SuPE706gz7eO7O>TT160GZqCh@) zKJaPPdfSqwWKgNQ+~C)oh}N%rw*cQFgR)A|Y{UBGLPNL(5CN|^RB#OGV-^Lp!k*1! z+eo3nc#)2WWe)VI?1udoPz&ga@kmb`SPN|D_1NLqzT${ZKb+ZDq`o71A8cxU48%*v k>oDyn^vmx5$A1-k-*@SeBPIA~_U6_Gga->-*6Zp!T8$#Vpxh;ZINUdGkE) zoA-yO6Va9mc*#5lgCS6>iggS|SOkN?6mj+e<5*1O_Y4N>k-8W*v@n0Y6RFrNVzBPG z|2f_k9bRhrx^=$qO9^@bII-`%CJ1$a_b}s_DI0Zy*D&L_DFYn@@tASKl!yAj3TB)% zNzku=12ayUMCb}IV@97T9sLooG2^r=(Ql=fhyWg-~n9^H~5)VjMjl+!UsiS zH@r`{LHArX+724wD#Jx?&=b;=BIgixc*4dHj)ij3NzhODBsJKLNgFRX9fHtB;3XO) z$5{=U!We%VeT!%iU*c3QT8(6v^B&8mTPPtX@G6#1xu7H`rOo^{Go6N2>stw;U!Riu z*ok{NZSnMZY^%bZgVvkvgxdKowxy5YUn@PMB8A{8)>n~`;9r`XCAhemy-MUr&bL-nlU%2|vNs4Cg>-v>Aq*#C+a06)zu=8Aul>f}14a?A7roq1-D& zNDnv)_ewTdnu+c>`M69=`hl1_)&9Azgjvxd*+(w|iRkj}2BVOwdwNNWU4)VTYLG=P< zQd#&9_NUGZ6wbdX=qTdOH@hs?L!w>X9)Acd zS~{&m7RTjgf#48Ww!E!(OU)k3ytR4^TpbMsqS;6?wv+oQDE6 zpw4~|KNQdw3ZGB%Y?5Zx-?=tPV<4X{2*Zz1VYG{!ojFzo>KzB@+eNKC`Pt>O_%jTDxSy5I1Os?8ROflz zM(GRlY|@)tjHt3Q2I1?jr*|K-ICo`rXn4#s58rmp?hb?Ot^ J;%UWM>|bleE!O}5 diff --git a/example/university4_sky_masks/000309.png b/example/university4_sky_masks/000309.png deleted file mode 100644 index 86a340b3bf7adb7d4061ab44c8d17c1899b4b858..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1262 zcmeH{|4$or9L5jUvT_yqTACsWrF`p^01*Zb2fBk&D238qnK0H7*}UZ>8^d$*Ed<%E zAQ+-S?f|Hh9jN?pV(RDIvPk&4H@6*iRKk!{^$_C$}p-~!c%?GCbH zLr?Zr8NDIwY74ZWHFHHOE>96DdVC2?@r#FpFHsYvyQS!-neS#3XYd!$JjGSmT(#QB z9RYH5it$q_g+Y*DuaXg#+(Gs&kV<`lj64Ij+&*>~#63$ms*;K8xmVb0;5n*aktayF z@wM~-EQ1d83iB(qsSAV6N=XJ0kB_q_=_YDMuL?J-BxytfPP1>)dTLW27H%$=q!KcG zi2ayOrp{sg0<&5oBhv8!)z_Yj)D?^dW1H-Wf_a-I`md5?Beuwpw|8Wq&|eY$yW*m^3^yR{!W^qb z^a^vgb&Ql+P82Xf$S! zkt3~>q^!Gckq*}T3+avU_RI{g1TRG*#pmjJvV2Ypyun0FKXvZZC47+YoAIUi9RH$) z9ZjINH;6nnteZ~J$NJXtyA9gDJkW*}MD^HwsonBP?>m7Oe+GQn9lOpL{6p?f=xRP} z5`r4jT~eAT_t$rtTBk_q5@Poj;>VB`p1d6nR6Mb7n^FSFUTw0mt|f*zs$U!lHhbT5 zUv8~l(cVedNiFg z+G_Jjw?!3_w6fbmUAFKrxDblZ#TDzG)b?cHZzElEJFcP+~jc4p(*7>4a^eBXHt!!oikOjWr3CBUk7sbd)S%IA&Fx)1!S=l62z z^VHb3d;P05XI+O=s_r8{^;~)OHJIb3sGId(T*wx>&^~m13zRs#Iw4nRN0sOz_?^>J zCC(N*ZB%Z795BJ27+vT@2T=p@p{W!X^758A>mk`k2lj2F648VXM(&rT3H5 zfRNr{4Gr#YgwbANb+4ukdC^fOK3H`H9N?l>TCE(XR%#0#!1tg-C*<^*iC*J)2P#2; zi4Ru=!C#!(N?Vi)YQ9eh~YVM4l911;xM)Z)%HG1syc5)s#;3R8sxIaaE=oUf^{=msgp%^@hZc}5X8}HJ2 zedbikT$&S;n6I&+!JXMJd1enYwMr!s>;djiMDO3|OE{@} zPo^GKTngA0gFZ10dhPuUSxQkRQZ;Qn_BShOF<%MG(|6ZE{6Vd@28?$o`y7i}pD|*q z=4Tlnnj18S=5WE%|J$g>L~ImDb2b8 z>t-dMLwnj83U(}N;^nwl!ggGv0b~1~Y-0%qiLsH3a}rIKrRjS^s}0zdEBzb1dOpu5 z&yzg)UOcns+}(ADWQPcXsB<~(ZxX}{)dV5X)RYBbsTXb$#ETOyd*|Def@iA-2VR=J zR<#=3v3)Y<{j}?XwfYQXzi0qj&`KrAlmY7T24c~feL*E*^ev_`X#VA#5g%pyq{VmnCNg*sH-L!SdWoN5CrFEi`I-)c zEfaR~8b{;x>^eFS{Y}6m%L><=QcX*w{I-_`q zuCM|sODQ(d>*y;gn^0_{XDB3L1cBGUmR2;x|HZG8p4*lL{WLCYg9q?=hp(gYA*w?c zrA$@e7%;0MgS>{P$?SDYjQ%p(t%q{l;qciTGl)W*ggF|J0JA1zh9AO7a8DEd516&x zW_THX1ny~tW+;T0fM1z0K@l7QJIe4r_*LB|D29We0!^?V_?t6EsD++=Xocs&PIK4@ z{|!KBgf@7Nv-2z=z1?}_gXC<=8^?u#pYH36 z-qh(M-ef2>P;xAhB6>LeF|>0E-pGjqdaJ#K67!#>rRcr12tO{=Fop|JAnUuyoh-^Z zz;8@;&W$LyspU8NE%XmMtFtn$5vRqRm!IY@rvGMJIeEZWF)QOWbACD^ M9p#HG@x9S(+#<3etRS0bP^gfZG`>8*y&VQgy3|_7md>MRVebG#7hS@^dd(zb1Uy+vp+2B;6*%6oyaV=!MmWFsvy&{ z;oU$NFXV4~efH8(XlyMp(AexV7t6rg)C@_>fxg%oz6U+$9U90y14UuioQQI6%F&da zP~QSSOUXXdYF|bV?+EwIiCNA@#hbIAsvmnwXFS1BN&F1IBlbCkZoOpk*QO4F;Q}GfD7n@;SS=#w3O)ZY z7-fh_^%MxH{m2=aQEoS1vUY*`qLe=}vgVASe*VvKhFp?8C_4He`1)LJirbSi-`!xy zoW07g9N@3zW?=c&=d*q}7|cf|$RjESlXdD^~joZNojBp%cVa7&J}M zC_a@I{cso^ja;+r<7vr(yQ%7N#u3?4UR1Y1HT=Z9PnxR1n}(74A_$h<(5>&dN9>zh zN~m0;Y4AlQ3Nv_$Q^VS!+Q2Scrcec@yLUy^N?rD iYY5kK)c-w!``E?(_g{V#5VfCzVeDyN$G7d5$NmP(75dl! diff --git a/example/university4_sky_masks/000313.png b/example/university4_sky_masks/000313.png deleted file mode 100644 index 0d8f72dd3f34fc88bcd063e4a71c2a8e4475f7fb..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1131 zcmeH{+fNgD6vszJyeuHACKM<|+G#Z!EY1KO1PfBuX=Sah7%!3F1r;{9+su#+B{l`r zln|%4Us-RNNDL;rKG3Y1RI|j5EB@$s>4TV8Eww4(NH z`r@UJCT0ph_gwj5{JRM7_$2%M(ZM;LbMb_U8x@YMSj$v z0C?E`@M`iDh&HE;(xsAjHvR|nmdq))`Y?bjXna2H2G2AxeZ>Rr44BGW78YMJ0H1(K zay@13#cN>;@Z3o%4OUK|LM}T(jrqkfXj zyGd5OWQ@{vnCr+YOW65a+zw##)4+AA+jEWEA-@p*z_hSN^{IO6W2R8q4-Nc%&MJ=) z${TnW55DLbZWRNlNVyH$aZk}C?FBjhF|NvVWXydrRX!2_Md*^+;a|+PkhyiZ#+%=P zx4|XyE2dzyK{jSQpl84KYUY_u9#Pp8{ySZM?9T5DCPP)tqJXO7W&U4{lchS)B1E`U zxbfL^o7{x9bRJj3GEBi4b;Bs``^gbn9J6fRq(sC3VF1h#mZ}UrE*LR8C?2m ze{>`~C^0!~mPu&m$iPULS1mD2QB7X`(H#_9E8B5M8F5bzm?Qt7VB?wYJel zk$G3zW6MIU;tP$5nquM$c98@e^0gNNX#7E(Sd8CqvSdFncfRQv+;(EJcl!%Wo)@3z z`F!&EJkOh__Y04!V0r0s48sa2cjFEWQ-6SAsrvmrZ47@V>UiPlQ&TEuQqxHFsSPtP*;`WxPi}+iz^0 zJB#vR3^!$dwh1mGa|%UEU%Dib>0T>;2~1|W8Vp+G2f$P*N5NgQTnjXoU<5`JBSWH! z%1mZ&;4i(QPOjcy8bmRm$GdAh7XDWk0Ceaaic*!YMTeyb5NA@EpZ07RVTB>TpG|oRH z6KDr)_<2`UTpc`UbWYpQ6D2sj&A;IrZWffIPFVj- zwvK;9Q(wl?tp3-V%Sb8-~)TUg@s}DuOq~JavvdO-79! zdmI`6;tzI%G^|o9?4>}#36~G)RnzwjQ`b>dBWo zLTg5eg@*8fkrT{NE^wgmX}jJ$qr^^RPltT=gch6^h5_t9raNTW%V^OxQ9Ce3n3^eBLp#6DPe^;x9Rw)AgZRqQbC9W54V{b(O fkKIX-?|p+Jm-lv9K0C8%>g^|?nmmmur}yN)TfzZU diff --git a/example/university4_sky_masks/000315.png b/example/university4_sky_masks/000315.png deleted file mode 100644 index e5b8daa677e5cbe969849b9bc025eef901f8b4b6..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1185 zcmeH{-%ne07{*VTV^Bj`Xb3%}KuZs8GUEo6{vwq@Tj^=2?KEb)a56Tw@nc)NbG%?( z$QqbR&~y6Zl&o8<5VI{=c0na_(Pk(!j?*5UWebTj+Ck#?n;0+ba?XXLLRvc$6a62& zd*0{yyvg(4yt7B#jvBFCj37vj6Su#GAQhDeBGOcq4aBm4-xCCRY1C=&d;5~;_pe1( zX?4Zk$9H#H{yg-U*t>=*>08muo;s|r4y*M}!=;)R;(`)y{t1a#mU%m8YxK-nmPM`p z(LHwI5&HrBjDERnHZU`WgJtq~nM{T)%Y@253atMD()yyxj{`Gz6b zXKaAUE%63sr)#s1oMCtH{CC?3_f*!>W=;{WakKO=o*h%*qyb!Hr09Z;6a$^pySaUy zdB;!`bF@4Vf`3q}E^>g4g>%#VZS2H&u7W#;8f`*7`$lBHASc^XYA^e8@GCcWX zvVo~>d~Ov^fQ8(x_rMejUod z11v4mYRuo7Ugh3o$DF}V_W*gFILZJj$|y$SbI=5CVQEy`W`1PSa#O6?De1~O$vZ?p zW21G9Vmuy!M*xMTcDweq!!>8 zuHtB%%6-Z+iVKtKK&QJu|8SdDoZD3<8nx=@r&s#tQ4f>@)W2pzQ(B-GHj?3U)QL=j zO=X(UM6}e{K+-(3dp7=YF2pAw_acr#BRCEpYPRT!$UpEH?Ne-3QzgwY`613%-geR< z<`p^y>wyc-v3mGa6Me=G2pcwo`1C=Q z&roy?m3!RCY#CvSQ2E*=YGB@CI)mlrPu@jr(N*P5Tux9s+0~$v2Z7gW(ajRyaL*FfH|;T#4N` zHKhjx5l{*tz73{$Z>KxM9~Hje?kY0}rg(?2aY+{ZS><74Q6D>FcCQh(_am$85mTMx j7hEx`Ca~ax|A*3^oNhv){w-I2KnUV|-ECjA4o&|B(FYg( diff --git a/example/university4_sky_masks/000316.png b/example/university4_sky_masks/000316.png deleted file mode 100644 index 5c84d70a1b1cc6982f7caa726afb6e758690c446..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1117 zcmd^kCuX!g-6(J!LB#5~07(hFIVJR~#w;xuvk)W%z1U1Su`9voN54eGFbyU;4W6@*Wf5|k7-`at)p)Z@?@gZM zeV^ZxH}Bmu^0mv6ldZ`n2qK4Z+7A=N2U!G>rvESnh^n3BDnVq>jQzkjp0t+>ilaxG zh|GnJgz~(@kd=1q!1F)PP8=)Q0d?=F#Eg%G^AA0ALgAaD2QSNcaQ^OA3I2!Lwz2c5 zoY`2}`V{u<9|%eVypwWt=yj{B^7qh=W^L=}4t40OiyJ?O;l}#1v%0*Fmpq4dAu#wYm2I;zDtIZUb$IX@ErVie-t{z zoHuuVGL^OB6QSFws8#gEdd2TC!F46AUfHRtOnp3&ffoIxXcLkmJ=##)7Af({_3_SR zT6_PRX-Euwj2wYMpLN|dRBSD&=t;3+K#$(>n|3)~IJG11w}FF1-SoF#6o@Sk-}DAk Lvrd5M$N?_t<31w#F=T-)FidbjlL|5W-h*Tj#6Llge8Tv z)^1D!m$wTxTbCtJ7;Fr5Wgj${wH53y_gmehgCR0&VZQ@ES;;}yxTU)4f3VMk=gac~ z&-3Z=zw5BdOUp|!43pb!meUv}E5fjXnvxd+W>OR{V_0FW-O_f}Td*;Ip#ALovVHT5 z&tLz$?5&OBwy$nDPtPot*u#bY5&7SNj=%fR+bMa7>2SUd(Dv;j6r)0e>2Z+>7WoASdT1^jBlzAL}9K zo-E{ye8|x9g{TS4Rc@7_Dckn9Oo$p2WOnzR9);O za|~Vp-%(C76LAfytZa%YhfhHdwM#z+CsM^_Pq>zLn zp}2e?Y(0L557qx#8M@@tsNM0liWRS8s8>>=GU*3!fK6pBS1-oR6~B2WU6*`S)1)pu z@kY1yF+qzT0E2XskzIZ{It*yRiTvqIZan|-i||5t36RD+VGq6}bRkSq0OferU%zHq z>oe)5@n>|<(5(QZFvqE37us%02)Dsz^cm60$H4PZpEg5mYBn1a(LF}DtckyXW;kXL zcfdjM2zt_#P~x;m%SH6O*Vl@jtP+U|DxTlcv>?aP3<1Ui_Ztee=9GZ{FUm zW~^|Ycpicvg}BMM4MB3}AV^Mme%3&A3k72cl855Pn(dC9uOo8}AM{y)D-_iHN+5Ztg4-L;n2d~x9OzGrJ*SB#eWF6L#lxd37nqrxD4u(SK=`EH5L+Rf*~ZD2^H#K<~$0jR6|roXTU zo&iHuN)tH)YLy=&TOj#+_z$$fBVb6a+(@2;`+mbUVlfM;KDVUV+QnBxF%XEyq?$K@ zIUEy`n-*00tI4~>Y_^tO?v}JzPxFm11q3A%3e9^|&y9qVc)!YQAs-Sa*gJI8Be8pL z@eas?aEU^p8AmmoRya}a6u=mmZ1UdV*HLwz;5p(5d%W`X=HZ^4)$WVGVCtspEMZH? zDLsb?C*%zy0gL@;j2Wb-*@#_dupdnUOV;@v-b+rCRg;h)b)n(eKA=P9VJ}~-?MsaLMX11*i7{E6c>1OX7iy|M#sfe4r^DfeT%rL22;`qcl_bg^T*>g;L z;+(S;rIS8Os4Htn(~#e>@Aq@P9l>rQCF#M^X6WE;I&6@pn@_kD~O)RVw9X>)ea-9~Y^7 zH`9YK*d?wjS)SU#b29N*s0W|%I;WyJg@ThF_jFH?NsnoHV)0l>g5tt%^;n)eRVa6;!t0;8-NfU^?sD)@=(&i@YlFiljjmwNux!no2PZt9=LkKRnoKMz{yAD_wDW3G5!is|w6CkGjT zrcYphyhY}@+T(yjKU6D|_ITJyay(X&k)LBw=Q&TJ-szZf-{#_)lD_*B-XF6UICj(W z6VuPEJ>h+OeB^qfPgv->$2A@RlLqHbPqYwnf8-(4sa&YicVv{)_r(7A*Bl)t)8%fU OLd4V6&t;ucLK6VYWbIn z*fQttpx@pMY1-k7zTm~OnW+i6&}=q3_@0~0L>)2S*o*rb;|rJcbg7qAXPJM1|A6nF z=abKm=XqXy&b`F=nsyj=U>MfqKjb}vVcY64tj79ywSXOH)@@+eW8Hpl@6kxjZ^ec_ zxqe$+F;RA(v@@S};K~==pNCHV0GF+9F8-=Ry9u3^frLSGp*r&3OhtkZq$DnOMtN{P zy!>PT>+R@<9lHl5TK?Oz@jWK<>G64ArxHlo#~4Gj)OxPX%wn zJ?IEM-X3tUdNB>M@FPy9_l8jyYbKXL10jOo8oZ1g^!U>Y9c-&O4Pw%-yxh-Bpb+~$ zIVF5%6tlUz@Gpeu`!<`C#i(Ua3&nq>VC*>QOTA*GPUn7vW^{|5Guyh@M(Qef6Q1K+ zJj@uv**8cZ_|8Cmn7adCMxWD9kZkxw*M`X?2qAQ!a!nhc}01U!r3X=nYF2PNzPl zgw*dNG&7RpzNb5it?;@z zH*n){ur|!PlxFoAWuoe)4CJbe*kR={aFA2 diff --git a/example/university4_sky_masks/000321.png b/example/university4_sky_masks/000321.png deleted file mode 100644 index 8a322ba1327ce08770d95a699ac1b6c88815e5b2..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1152 zcmeH{-A_|z0LD+9QY5t0nXI2{OFVQ-+zM@lw%U{r3vI2TX1b4y4kkeeIx**vg?1i0 zV9UUG4wUz(GnQdC5?N-1?8-Klp*UaqW{V9Wi*q84J7+P5tmd2>=%_fB?Q(y@E`Lv+ zJQu%<=j@?oudGBKTPy3qfIg|63a4GrPb}^szDH&7i2{_e)Hj0K=f1awHxiV_dc|)k;YP2h+?#^l8(BT9W?(P?8irJ@`}h1VMUMNQ+!qR zg)tH*%0ZmDHoDXiit$CU!uik8harZS6%DV%QV$X(=pl11mU@&ZMz6wZU#@DZo*X1( z;4~eGEgcK>^JcCDUsWrO$xH%6XW%wp&StJ7CkZ#2fdam&nP-Y+`Xb6gC~t@XQp4L7xDCP6?|3#8giI!NzFc^D99 z1W(QqHC8hF(Nh>iy>Msp$8d9tW)Lhgt+7*3Nsb6(sXg+FN$raR@CAAw_J}*VgJeS3 zE55=`|4UQC$0Unb!Lwm)0S3l~x<02Y-Q{+5Hm&5GYGbyvpD;OpTAL$wM`i>Ak7Bd3 zeA}2`Zq1e3HM4lINNn%Br5gl2^v(2jIGtvN3oi8&aF||4tVGmsZ}aDfD(9W>8+j#H zGkgbahd049rgnt7gjVQYQ&#(lK5u*}@};oM8@MujcAk$5W%(c%wQgLXsyFJy@l7p1 zuZ>fuj2YUiXo~vvC)45j?=_jUovXCQMzf9jqp1PP62)5?sx-NnU<)VtiS$Fpt5D?+ ziSKZhtxfLpOUGT8Y3lVz7ggTMgvLtM`3dLC-rsz>v%3g<_=i!)|L`9UHl$HmSP>tn RqW-=Xe`B*}s^NoyzW^-R2u}b2 diff --git a/example/university4_sky_masks/000322.png b/example/university4_sky_masks/000322.png deleted file mode 100644 index a28e99f39e043caa48ddb02c3245110796d66272..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1101 zcmeAS@N?(olHy`uVBq!ia0y~yU}9rnU{vD(3NY9RuwQ3jU=i_jaSW+oe0z}FDI}7K z_28Mm`oDPUj(aXN`wYiPebav~lj76=EL7Qlm2(O;PCEBY_Izio=TOvM$UEt~q_|RLd!g>6=-$&4@1(^{cw+Xr zNoBjFxXR9pJLFETJ@(Wi&s5L7Xmz3Gr|D9k;vQ$Im`jH%@4UG~>g3sDS3T|}#&kcC zJ+>8zksQ`;Rd_GA$PMG8_d3=)1DT`@O5|6D^={M$61$$SQ?NjjM zfJx@k@hALyoKJ@GOz1b+H}QI}@yXDh`V;OF=PjR9KlUjSeXLr!rQ9cZOW03JKPJ5M^p8HEl*c*qIMwq#>P6E(%Kp4)F>y}*92{Iir$)h8INpj7Oi*J4JITd)4_ojUPJ? z00sDr-YIXFvR9tpyZ*^Ziz#!G@A%K_QUApDIG*D%_s^UY78B+q*-ZP>U8vm1*e85a z@!0VKi=XEz)Q@*Q;dq>UviNbn^8SkxwoAzS&XcZ}{%Lzm9H=*s>GAU?Ge2&h7@uS_ zas9F4Plp`hB)$tv{CBjIu9yAk@tE~z(jJBX68=wSe^fB~Wc*3t@&1$PkF7tQJ&~`# zZ}3j(zxk(VU^po8AJ-aX-od67!rk%<;U m?vFfVI+Y7YIb?;wPkFhyRRX8qKUf7SCp=yKT-G@yGywq6{NP6b diff --git a/example/university4_sky_masks/000323.png b/example/university4_sky_masks/000323.png deleted file mode 100644 index 68a7705527d19d16b797f0d2aac1b85e4cf4c81c..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1155 zcmeHH-%nF#7(Unuf)sGFl>SI*cc9%Mk(RFQ4ryeRa^y6o$YQodyD=g^WOKNl8KGIl zFwCmZukA+@H$n$7VoqWMoZ354(Gx z_j&U?d7q2t(h=7oX_=yoAP6bb>3EwUb`=vuk#0|6LD;HF)(GMyC*x>4I$HE-rSzTZ zQeyW?KHGXGxUs)mb!GXz>*ykU;2cxrzQx?XLzhz>@VUe(_@GlQ&-t*GoS(Gy^wiY2}Bs7R0 zp%Sxb!4jqSoVWtw4b%i&dzCYa4frq})Nv+OLve5dc|p3%HH^=)`^Z~xuRJ#HPNF2g z8i+^TKO-qVMh|P&npsKgGCYp11=5ZieOSlVlUCR$k6m)}=o4(Ghe=s8tBi%=alSv0 zb{;r^2kzlA`f)vHWv$dQT;|vRaT#M-G8>5~WAo88D#B^HLbGjQ3F;PXM>9ZWPo2V5 z>;UNxo0Qa-(Laz8|40Y5dJ9`keFv|iA)xATeT-jYkCA@3sGx$;-;f6{&_Pmfe({ck zr+}(6HH43_G}-j$(?;s5=k;BZzIa(~AP=IyE>(LCAB^V>J9gJe_hkMfl}jDqP$_7H zTcDjkAyl$a&AGOn0bjka zms<2RunU=TaYTYSo&h7MC`5^XAurO#J1k)!Q%Z%Q+IW@N}Y5oXRwb z_Y*g Tuple[List, List, List, Dict]: """Process prediction dictionary to extract visualization data. @@ -147,6 +153,8 @@ class PointCloudViewer: use_point_map: Use point map instead of depth-based projection. mask_sky: Apply sky segmentation to filter sky points. image_folder: Path to images for sky segmentation. + sky_mask_dir: Directory for cached sky masks. + sky_mask_visualization_dir: Directory for sky mask visualization images. depth_stride: Only project depth to point cloud every N frames. Frames not projected will have empty point clouds but still show camera frustums and images. 1 = every frame (default). @@ -169,7 +177,11 @@ class PointCloudViewer: # Apply sky segmentation if enabled if mask_sky: - conf = apply_sky_segmentation(conf, image_folder=image_folder, images=images) + conf = apply_sky_segmentation( + conf, image_folder=image_folder, images=images, + sky_mask_dir=sky_mask_dir, + sky_mask_visualization_dir=sky_mask_visualization_dir, + ) # Convert images from (S, 3, H, W) to (S, H, W, 3) colors = images.transpose(0, 2, 3, 1) # now (S, H, W, 3) @@ -404,7 +416,8 @@ class PointCloudViewer: "Show Camera", initial_value=self.show_camera ) self.vis_threshold_slider = self.server.gui.add_slider( - "Visibility Threshold", min=0.1, max=30.0, step=0.1, initial_value=self.vis_threshold + "Visibility Threshold", min=1.0, max=5.0, step=0.01, + initial_value=self.vis_threshold, ) self.camera_downsample_slider = self.server.gui.add_slider( "Camera Downsample Factor", min=1, max=50, step=1, initial_value=1 @@ -412,11 +425,6 @@ class PointCloudViewer: # Point cloud filtering controls with self.server.gui.add_folder("Point Cloud Filtering"): - self.conf_percentile_slider = self.server.gui.add_slider( - "Confidence Percentile (%)", - min=0, max=95, step=1, initial_value=0, - hint="Remove the lowest N% of points by confidence. 0 = disabled.", - ) self.bbox_clip_slider = self.server.gui.add_slider( "Bounding Box Keep (%)", min=50.0, max=100.0, step=0.5, initial_value=100.0, @@ -1346,20 +1354,6 @@ class PointCloudViewer: if len(pred_pts) == 0: return pred_pts, color - # Confidence percentile filter - if conf is not None and hasattr(self, 'conf_percentile_slider'): - pct = self.conf_percentile_slider.value - if pct > 0: - conf_remaining = conf_flat[mask] if conf is not None else None - if conf_remaining is not None and len(conf_remaining) > 0: - threshold = np.percentile(conf_remaining, pct) - pct_mask = conf_remaining >= threshold - pred_pts = pred_pts[pct_mask] - color = color[pct_mask] - - if len(pred_pts) == 0: - return pred_pts, color - # Bounding box clip: remove points far from the scene center if hasattr(self, 'bbox_clip_slider'): clip_pct = self.bbox_clip_slider.value @@ -1450,7 +1444,7 @@ class PointCloudViewer: name=f"/frames/{step}/pred_pts", points=pred_pts, colors=color, - point_size=0.005, + point_size=self.psize_slider.value, ) ) @@ -1509,8 +1503,8 @@ class PointCloudViewer: ) gui_next_frame = self.server.gui.add_button("Next Step", disabled=False) gui_prev_frame = self.server.gui.add_button("Prev Step", disabled=False) - gui_playing = self.server.gui.add_checkbox("Playing", False) - gui_framerate = self.server.gui.add_slider("FPS", min=1, max=60, step=0.1, initial_value=1) + gui_playing = self.server.gui.add_checkbox("Playing", True) + gui_framerate = self.server.gui.add_slider("FPS", min=1, max=60, step=0.1, initial_value=20) gui_framerate_options = self.server.gui.add_button_group("FPS options", ("10", "20", "30", "60")) @gui_next_frame.on_click diff --git a/lingbot_map/vis/sky_segmentation.py b/lingbot_map/vis/sky_segmentation.py index 4cdaa80..9883bb0 100644 --- a/lingbot_map/vis/sky_segmentation.py +++ b/lingbot_map/vis/sky_segmentation.py @@ -32,27 +32,16 @@ def _get_cache_version_path(sky_mask_dir: str) -> str: return os.path.join(sky_mask_dir, ".skyseg_cache_version") -def _prepare_sky_mask_cache(sky_mask_dir: Optional[str]) -> bool: +def _prepare_sky_mask_cache(sky_mask_dir: Optional[str]) -> None: + """Ensure the sky mask cache directory exists and write the version stamp.""" if sky_mask_dir is None: - return False - + return os.makedirs(sky_mask_dir, exist_ok=True) version_path = _get_cache_version_path(sky_mask_dir) - refresh_cache = True - if os.path.exists(version_path): - with open(version_path, "r", encoding="utf-8") as f: - refresh_cache = f.read().strip() != _SKYSEG_CACHE_VERSION - - if refresh_cache: - print( - f"Sky mask cache at {sky_mask_dir} uses an older format; " - "regenerating masks with ImageNet-normalized skyseg input" - ) + if not os.path.exists(version_path): with open(version_path, "w", encoding="utf-8") as f: f.write(_SKYSEG_CACHE_VERSION) - return refresh_cache - def run_skyseg( onnx_session, @@ -279,7 +268,7 @@ def load_or_create_sky_masks( if sky_mask_dir is None and image_folder is not None: sky_mask_dir = image_folder.rstrip("/") + "_sky_masks" - refresh_cache = _prepare_sky_mask_cache(sky_mask_dir) + _prepare_sky_mask_cache(sky_mask_dir) print("Generating sky masks from image array...") for i in tqdm(range(num_images)): @@ -288,17 +277,12 @@ def load_or_create_sky_masks( image_name = _get_mask_filename(image_paths, i) mask_filepath = os.path.join(sky_mask_dir, image_name) if sky_mask_dir is not None else None - if mask_filepath is not None and not refresh_cache and os.path.exists(mask_filepath): + if mask_filepath is not None and os.path.exists(mask_filepath): sky_mask = cv2.imread(mask_filepath, cv2.IMREAD_GRAYSCALE) - if sky_mask is None: - print(f"Warning: Failed to read cached sky mask {mask_filepath}, regenerating it") - sky_mask = segment_sky_from_array(image_rgb, skyseg_session, image_h, image_w) - cv2.imwrite(mask_filepath, _mask_to_uint8(sky_mask)) - elif sky_mask.shape[:2] != (image_h, image_w): - print( - f"Cached sky mask shape {sky_mask.shape[:2]} does not match resized image " - f"shape {(image_h, image_w)} for {image_name}; regenerating it" - ) + if sky_mask is not None and sky_mask.shape[:2] == (image_h, image_w): + # Reuse cached mask + pass + else: sky_mask = segment_sky_from_array(image_rgb, skyseg_session, image_h, image_w) cv2.imwrite(mask_filepath, _mask_to_uint8(sky_mask)) else: @@ -338,14 +322,14 @@ def load_or_create_sky_masks( if image_folder is None: image_folder = os.path.dirname(image_paths[0]) sky_mask_dir = image_folder.rstrip("/") + "_sky_masks" - refresh_cache = _prepare_sky_mask_cache(sky_mask_dir) + _prepare_sky_mask_cache(sky_mask_dir) print("Generating sky masks from image files...") for image_path in tqdm(image_paths): image_name = os.path.basename(image_path) mask_filepath = os.path.join(sky_mask_dir, image_name) - if not refresh_cache and os.path.exists(mask_filepath): + if os.path.exists(mask_filepath): sky_mask = cv2.imread(mask_filepath, cv2.IMREAD_GRAYSCALE) if sky_mask is None: print(f"Warning: Failed to read cached sky mask {mask_filepath}, regenerating it")

VpNqfVeicDFl7hpya7ppI=7DnN-_k0t^oyt~tZ68ie{ zj-wf+?X3V7+tdO!|CA8eg6?j0?B-;j1}lRYiqkgk?&TocbmpA`+P0xW>#-ToeJgu* zpXlyBZuCy+zskR9chu&c-qHI<&(14P=zQuO_d4P56S|Lf_Iy`}*PnN)g8$Q3payfr z|4Mc0_R2s3=}*cZ)hGRF0UDNjB7c&7xBbNV!v3jy_bP0l+XkKT4$`W diff --git a/example/oxford_sky_masks/000205.png b/example/oxford_sky_masks/000205.png deleted file mode 100644 index 26ed434078f2d0b6a76a66dae9eb55b40a176d73..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1473 zcmeAS@N?(olHy`uVBq!ia0y~yU}9rnVC>)k3NXmCm3uNUuy%O5IEGX(zCFmuBzrWG z_29eT^1GM|A91L-9EdX6{6F-hjb@$dk&`L&g#M?=_&(DtG+O&?H`>d$#U1fL`W1@BMH?~r%5bBj6jqpL=> zPUWWn(4_27)gPTtrgwNt+*jH!YCo+8WKr&?r9Tcn5eDk9SBUSB_qB5X>T&**|MBq2 z-$zw@-cP9SWIyp5#F`v`MES|nM?%N^Ro;sM9jaEj6{tV>k<3q;~cTZt9WW63-_lw|=w( zYD)O%2GaV`3FyuQ3^GJAKLu#xRG^~DCm|pGP{=}{NYJs!CovzxjyXQb0Fs_h{Evw9 z{A52GEvY{7ewV%S|2Y-fkL%R_w*V>GCzU`Y)+atcTHCXI!ttZtlKG1N^*?g|tbR1N z=lTSDf%u90Rqvgw5d7&?(|q#2pnmF}&Od%N%`JaYKSmu}eIozp^_B_yHR8@xi2t1X z!&dRhZYJjr|Aak#HJbaB8viu@5NCd@Eb(4BzGJ=QiR+J?CG%AT?yK$>Ja*j3ZfcEY zXMbvq)z8oxqsNC&u79*xa=xE}-E70;GZMzfdPb?i90Z@^l@=??=Xxdl2bIm9u6{1- HoD!M<@?WRS diff --git a/example/oxford_sky_masks/000206.png b/example/oxford_sky_masks/000206.png deleted file mode 100644 index c1002d5d1a9a634f25b01ef81104a3c02dc24775..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1477 zcmeAS@N?(olHy`uVBq!ia0y~yU}9rnVC>)k3NXmCm3uNUu=aSmIEGX(zCFmeN!EQK z>%moj^>^7Zu`8Z__ErX#!-if69ll_@9`6Wcg_T6gz*y{3Fj#4OABA5$7k9k9_RWSDdfh zmtMpBQvxX8ePVgXW65||I~SSrKeRq60`0p#v0nga*MyoTpfjgFVFqbY{oV~!<@HV+ zC^6%X9#FgK&KRJMqN43UMPHv}0gYlQ+GsJakZEUx%z2BZJKBBeGERD;&yD>Q%{$Ev z`xK{lYzLC%9oG%dDVleDH}q3lFQ%U=<9bgk?u_{t}n11D1wW8 z-u+s_ed6b%r9F#J{Cs3}EbvK1q5NZwqFp^8@yn`((jbmXUb2j<-}EE7KvfT&9+?4^ z6)1wGcC_s1Eflegc8WP}(KSc6^EXh}X4S-)V-{U9`aP$CyvMDDl0Y-|80Z1b=o3Gd z3N+*6BRi-~JfDOL6(93_;ww}JlHo`8pA_$~mRzs8KPKVM@e0GAM<4ken|)GWbh^@JN)~E9R{PZaqp@c4pOzg{3nhQX{ptJT z{Ym&y*s)w-^0NMCXCDiCVc0T!C z=uxtyyx+dg{28a diff --git a/example/oxford_sky_masks/000207.png b/example/oxford_sky_masks/000207.png deleted file mode 100644 index 2e7f98c870d5a9b362f2d31c720029d327f7ca96..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1452 zcmeAS@N?(olHy`uVBq!ia0y~yU}9rnVC>)k3NXmCm3uNUuoio|IEGX(zCFmfNcU*t zQHRX`-C@jm#xqVP)a_lfN8Ra}W+BsKdk!Q2&g7Fes(q@Tr&vro6Z|NG-U2f$rk*K& z6kv3|)A^*0I-lz2ITlke1ZuQDD$kTZvhc}#k^R2UstYxK${($Fer641yneKPa-+qR zKdB$fPYAS6`XBVCKjl%tC-z74Rpj;gQcvV})z7KfVKIgAlk}tc>hpE^QfvI{RR2|e zy7?&J82=Odqvi_oK*2xuKbQUxdouax!XEjP=Z|hzoUaWO?D?azPw;0%p~mCqPuxGQ zJ+ZvYS#rO^f3f>LH7hKpe3XB}{_*XJc95Xjk?kt;HGzh6{&WE_Oo(^)d!#m-;m z)DNvsg+RNePxKdVH`>=%GXtoz^~vEQGkeyn%vU{^Qlt4(1*GNV^A4aE-#qc<#`|W) zXvZD;QB}0Kg8%XBldX?jdxTHqKJx8RK4JQ(w#WGd>!Z0)GWf*nqu!FoCv5MYZgfuZ zy;y$g9G5tqxYHJ0dqVfjC={t&SYiEGi&UoZtWipewP zC{T$rIpiFDm32vT9OIPNCCfPeYx>bx)48L+kmaZE$Mz@MM@oCjCm(M;654ZpvbrkJ zmK_Z?>JE>zjyNgb_ftP@KhoNB zo8x1;%FpDFmOcF{jepkt&^VTEG$Fp*Kcz~VD knS5-9VcIA)M1tU_eY}F4g2v0a$3exgr>mdKI;Vst01VukvH$=8 diff --git a/example/oxford_sky_masks/000208.png b/example/oxford_sky_masks/000208.png deleted file mode 100644 index 068f9c88d8512d4100c6760429fa011e5801dc87..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1424 zcmeH{Z%i9y9LKLHg$%i78IGpZlI*&xnQ?UdS$DCiV}n9N3-eEcbHqYnF$TA0wq zq1#Xqy+Yetrd`P}zR(vlBXOFER0_czcZpILhKQ0j%RR}A$wuxmkzTlg&q1;mM&J9w zSI_r(KHu;6`Q7v4hK{v1mF_U?z%Z=T)!gtRh81WrO!HnbI>0Km0T+f9w!0eYU+&Y~ zpV53`TCjQrNp=XNY zz3h526pN+JYc_cw5pG0@lg^EcD>+aSQHoHo-5}SX&wz0G~sSYmDMVj%p$uM~?6LafGUB z3+T7la)So(mWUeZ4cU?YAkt>JX$yWO-Bt58$CZ^VDCI0H3eMzvP~@h5tOb?r7Q2Oq zo@{q$9~y6x(GhM_7j%f{pw9ik2c2RM%xsGe*vSSApT#Z7)Z(ELdlvk_)q^M4K*hai zjXQhVcy!(xOrOzGw?KhdOusJ_ayvm8Tf*F92i*IuCP71gjLrz*FkU+`-Djp2k#7jR zf*h83w`afgYV&X%0(+>R9)Y6xSp-bY^C~b=KO+zXooZ)nKut8^2mc1>HPr6J z=$nW>-8!%KmJJ$DsXLtd1@*pQq`ySg1^zbKuGbMw$&M~NgADITRs^2pZt%-wxjwUJ zFqv9LAF+boZGo3a|G}xYjoGg+8U65a@d%v~&N9#NGTBz0ZJW0R<5E98CEQ>F>>r-1 zCsT>gd101Wi|eexQK=Pb$dQ_?%P|cuaO-^0NA@542r37LxC%icGqwGf6rWTW4nA$RW5sf`(6Fjx*A&>t{>^V_!nwAmDB(L diff --git a/example/oxford_sky_masks/000209.png b/example/oxford_sky_masks/000209.png deleted file mode 100644 index 0c6cc82c6df22142f092787605c4244343d79b1f..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1515 zcmeH{ZA=<>9LG2yi61x?+E74Qs{z1WMsVJOYkf7HGVJlRL6-Riuq-K_^(YHmq=0o*)i|>i=NfatMTk<*t*mWXfU94B%v7=wuTy?JdGfr9^{vdfjq$PeO51n3^ z=do016e|*A?M$Ek($4#W(CY2=FVJa|Vz|`=Cq7Nxq~zgWlAlR9FsPl@@eBVd@NA!zd85} zorqtJFPWHY_p#ChXXqSV4uG3f4FG-$_QQ796UUaEg;=<=y#SC^ZUW$nY6<{8j0J!O zS^$6^s-0*cp9RNZgX^B7L=h7^lAsyZxVp7?zUlY0fknsGyc~Qh51u0J;2D`iVjC?16W;b<<$0x5 zIYG%SsSJTl8Z}VO;4#kK_G;qnP&Zv2enI|5y+<6nBcTVdMZ%lbCAVUt4+gSW`y}++hw7Wd{5U? z-EvXoq@h%;4FLgzj7;QDE*Tlf`^;1=f3{yWZbe*1sxie5rePiUR_)0ud{42cZkePR zsUImDu?6Ds;N7Gl#Ne|~F2%4}xjz`z zYqILx2F3{A^8_jmNbFk5K*tD+Y}@!0>kgmu>gXN9VpwnP56>w+A^86v|It^Ft%n|< VRomU)`tyHr?S;;c74?m=KLIeCsQ3T? diff --git a/example/oxford_sky_masks/000210.png b/example/oxford_sky_masks/000210.png deleted file mode 100644 index 79f6d67183d96fa21873f75a08f43f710d38ad49..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1471 zcmeIy{ZAWp90%}YXdygE@F6k^>$YpJnNw)#+HwKAO?gQ3<6XtIC7AN=Wa zpHJSe&-a_}4|nQCTV-ZiZW@MRndU=fFJag=8HOdjlZpnILe^=e*Qq{z9RQghjv%=#?<{=ugd)RdU>QM?vx7S#J`_Cv~Or*w?Z@M(rv!5*#OI7 zvP^8{6tIQ~_0rc4%zX>3_{E(QdiN@y&No{l263Bs7A%c~7I+^xO6)%-n(!K>%P%pY z#6x>RPEki}>=X6W5w=qvPa{78vmUxH@FPsFFxhP_Vm3ZbOz7i-LrcTUqx5xN4VtZ{ zCfEU|2!%o1j+j>-e+V%(LkAGkRhTS@?ZFi)!~#R!peYCGE!d#ISbM~QiY77SYK{D9ko>+=~M>%mAI%Ew|aL?7~Pj+ z4OBVnliQVVwopmzirkC)4CJ-0oZ#mmn>)>roDs0+4Ia%R_@O`9`=WM zSS-vz8e;CNyGp67)_@4U> zT(J%qChgHyYO4JNXX!)u8A45NrR)SX5$JX0K;1$Vf4ux1@FPFkaF zRH(g~dV>`_RqX0mo~wE^9D!ZJP53*pAomf|Mlv!}6ub&z+!^p!f>@$1MCwEgk@Uw1 zV6hR6 zd_TY6$$2;fFW1-P?vm~z2qM>XwCWXtcqE%3GR{lz0U^(JnFwNs-BeZC*qw3j``rQ6 zvNfx6@S%LA`m*F`mg|kb8kjNR#ys$p@)V_}E2KSohK3XV_-GO$rLm>e9*(+VGl zoS}zd_X=Ci{#`fSiataE@LDlnP1Vp-`GS=B2oC$)1IZ<1H%`Ckc#E%APN-w0!qt#v zsCU%8%&xI!^RyLd(M7OY!sk#8^m>7yuu`?#wSe7kp0=YSq{3AyOoj%78F;Q!COpl2 z0(bk|zT}VS31gonn|;CD(uQ25qP(ofA6o5tH+c&kH*N;fuPa<-J>igt-qN6JU`p#X z+(hRRy>$O*{8o1x-$)Njou=_l{v-Q9;q*8u6N5QFFcTF z3To>nOBU3ZMw)HWmjYVm#zB9yg9>-$>u;myxM!%(;JL&x)JWI*-)BDsccgQ{HuJN( z`og)<=1%f(pp02Lc$TzNUw29LKcf!rG3qkBohU@F(x3aaECWu++JkSKCv^eE&IlGN z_vokp|}fV>X-51l1-r&lcSH~jJ$Zf4zx$onF(62Pl~O1PdT%)ArWF-6&jpB$ql1* z|F!p+VCy! z`Q-=JBFVcOCO#YdS>6|nzX$jEIJnE+B3T9LuySpEU4O|5~ z;d2Hbn4f$zT_jvc74QyVDcyWZUbb14FQH@Fo{Om>{umcSMf*nLW3VAtxRR3b_kq)z z_GW=~Yg!Gr!tsGr9`r<1v~8$v$fPj=s0#nz{FmQgi#T1Qm0vis781W-Q+0jSc+yBEOV^1wuMtp!!B6g2022?I%sLL(mCHS%34LRvKI;`no>C< z*^E@+w9p=BTOcEvEnBjz#<2vORS_22bHp$;YBkPsah`+=Ga4Q*)+SBoQ!o7syzuII ze&0_%-(T`vJQL5`JF6;dDlrVJvRXP`z_48+3@iI+HwrMh$YaH@iZ*M9@uiWnM=N^+ ziqxAGEA->GcPBr=qD^-n=Joou7!xUMa4Z;L-Lr*XxDP-pyD9Mo=3TH1pAPFms3m^|60_li2~T>ED3cU@IO7j&0{A=bsr@kgu33}_IZgQM+%X76`j zP9!*>5eQhvrkE*i&L-0}*15F^j3?F+sDuUt!UqmRN9hbL&9%Or_&D(gLf63~Vp^P4 zevWEJRNk-nw~{UVpItIt#_Djx$c`Ppj}%WRT~b1cO{Dn2E)+F~_M$ZzOQRZzc>J4x z0f%L<1Zv|e2z&@c$fyoUN=9d_1my8m1l|Mt5J(4GY*%#|^S0W%F(QfI2c&QTfh{H+ zJc)qA+^9jII=+U$8E}Yw+TR^~-6qpJOoJNl_ao0BU=&P1hCp?2)F#t9%-b68D%z0( zEy+<59AG;c=ZsULV)=TaZD4-AHXJG396lnZCip$c;XbaO@EvvqQ7Y}7H;wo7Qj^06 z;~bC*3M$BxNh7FZS>{Eqi%^MELzJICooqnSBGb;92%p$BGi3|t?278B)FnMWs3jld zhN&z3rQ|90md&moi}dtU*LD`c5w_hgS9+q-vjs(b9lR=}xHCkmrp>&qCDXYED$MiA z2Q&9<_NKA%hyB#u9UW2@{qoxGsC2OKRQy{oA}pVZX~|43i<&o@4abY;>FJ(+=usC< zhIjtCE~$%F!&!O?rH|D`AN^DA5E8E^J>1KL``FjUnAUr1XLL2E$~(&uxSh;eiv92v z;i#q92VWDO1Pd-UUGu~Tx{2(uq9T9Ws)k3NXmCm3uNUuy%X8IEGX(zCFm9q;R#7 z_28M`@>aaP?EDwHrwM6Ytrs-rA zzslz{&Ld|*v|VBGG42z4JWu2U4WB-tvRj~Iw{e`?v#&xOw~gaGo^5sN_zj^SaT~<> zJac{IFBISKk;}+lD1OFADWiH}`@|Z~W3NyAQJi?#U-&s0B)>4b;W|ZPNj;^0A$3C#dCaiK`-C^^ ziMy;oR{13Hj{Os>yBABmSF{(}uVgOfZg|hHP9@IaopxujM849I_fPykniY8$@;&~1 zQue52kM)Gxoy`*470Q9uzjMq}1*$SvEEjS&eCL#>(wB6n?T)+5(H;Cddo8*O)rIJUB09{lWR6vbQFevn)yiOSnf&nuE`SLRp)B}C8pOb0!pNR$^`0Idoms9obPJ$ zRe%z6_Bj2Sz9(Gf$PU||JAd$1P6xW7{*(X5;!j?M29LQX{1?_&(HHpK`%(3T`NyJ9 z-iG%j;+y~I#rf5#KI1FVdQ&MBb@0Id9TlK=n! diff --git a/example/oxford_sky_masks/000214.png b/example/oxford_sky_masks/000214.png deleted file mode 100644 index 2b378f8b97cd3b4e75bd11b49e4da4b9cf582c47..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1467 zcmeH{-A`L}7{?F94psxGTcm}<%b*E56UJbS)4-s-jdmbT*~St~VS}Y(2=yGYv?L8L zmB9$-l=d7qUnn%uENG07-3X19Mk42&(hTN>!6^gB?=)P&at;@?p;CX{yjYBXfEV8U zlIQt+zt8u{bMYHFUtg0TPmv=ClAzO8y@w#NhY%#@c06n#8HY?d1d&;FRpl4VG21^L zwx)8{Ma>@v!@Zz$KG}UQxAy30U6nSy!-M!Lsm9EnuSB^jsZc*446q&cl85F5Ixc0V zT+)C-ZMwk|?*nA=v7S%G$jIInU!>$a;8$s1UI$mZJtEmM|JF|y@VYU zvz$WAP@aA;%BnGq)S3`lG{2f?4_{`QspKcYJ3`Ip;j11wXH=Cve2Mjc7%rE-tm{3g z9|C=_V@|V09N|}(W^(mOkP+e(vEUYVa87y*XN~})YNI`#Y}^bM`}ULz<~MD9v}O1h zxw;v&3f}QNJqc>*$n}2k3wCfzC}6#I@dg?>E8Q0_+8RO7ME5C-elfVP3HGgz+)tc?dby=+snc>bwr(OHx=20InDZGj0WK8BzJoQIBYsY>Yh8$819KwtnD zAef*UAXrg&nbrLIK=5eDBSwUKWP^IXdcM=5(eqH-B-Dak;bOE|-V#O#6LfAI21U|0 zB0?Cz440riV0Q4D9~IKEeMM9JuyANvHf3zt|ox{__mUk;eF+zvdKYw&fF-RjBOovTj2 z*hVCQ7Mp48IE_yDBEToJ)AJ^Z{IE-@XMm zTN^HU1dmfMdgL}Z|P+sO~Asmwy;)C+g7&|ivr~S!$Q<`%k zi}AKp+N*G>Tm@2+t(Yz&SD1GcAsXBjOdvM&o#TYM>s)W)w0(@S@Oab0Tvh2Q=_FU| zI6+z%Fu}Xdmiom@LQ!@jwoc{|R5q@%{p7%2tJ&0|BmWowl^X~Vq_Ha})k3NXmCm3uNUu(o-+IEGX(zCFlTCUTRJ z<=~m$@>aZQZ=c61tC%`no)s^6%>Lw`z?0=4nSS>FP&xL0;?K#G-ak_Ppq|Sr{~Ok!B4(_nrejSpZH-p(_Zn(>>sR+KYWgHr~GRG zvPBi`rha6a*)PuYG5gqaqd1k%7boREy54g>b&t=pWYzme?n>-e`rPQGkazrt=uCbQ zrb6pu>rd89a8P)6yrT8YagLT9ijPH&(@R|qJMPP*CHKbEp|kvXu# zjZcu>VBJLLBaA)SPXr1XfWppmfWmzO?m%JXBZ5F-jzSiou#?O|RAH7vHlVQM9H6kD zKsr#h@DWL%YLKvyrPG{)73zvldY$%duxKvq{1fu0r6#nHmuz2cC9szg zpAZ*bZeTaFMiRt1DJ}@)%&*}Eau}azcO*;nD|{D!ZXoBBr++TdrtMDboWm6YJ9k>N zf7B?-FXVe%_~hIpnPZPn%spz^!#+vc`;ovg<&(Lr#}s?oC++6ybe7;(GZzKw_kE`c z)IaA=5KzC(&c#6e6-Ca40+0Egls!^7rhDS<5yzhD39~z!CCnAS3$Yu%bIMcYOS;o~ z$4lnO4*s3}7M+F4Mbd>rkNuvgJ<>R~_JnN;P(plXw?%uQagi|4C1p>Xk0iAwll1&s)gJ$I#i;lwJPZ2_B%w7T{r^HIm1-;>z8 znkCBB@Y99*&;1%q0sGIBnlmClM4+4S2l0Zc9Csph5<{Vz!bvsgDs%~ zLZD8sPwq5^Yqu`sDwcD=^T=`0O|C8zO+2q&b`@K{Fti$(r!DX$Oo|q7Fsbq#@z;g>0 zAH0Z{R#rGAgKiBE>miLd?vt|MgU1se3%Neeu<06HI=DGtT0%=-&~yW$WQkNsH|nJs zcoz@bVG#a~hg-K13ozGrhpwybyXz*1@8BJu3vI5x7GhYtlr7$dJL#CB1Yex+EW4j0 zICz<>5%l<)@mF$GpSTpa0!m2bRH#(1i0RfR8tkD_wi)>1dx2l5=9YK@uUE#35VV9S zbu)M$0VNzmfD-?}Db|4i2LS|Uc@n`)QTilGysMVsS#;Gg?mS;5CkmZ1c-a;N`QS8y zUjCIwFrscn@HAi$oZ#CLbQMm^iDC8;)bQO1N(vVz8(Kp{Y9~tM09I(>$`PDV#rgEN{8!5aapTokRQxSGXa591j}v&7=Dgq4-Ylsi2{p{xVCn$uz{a zgDmkWSWEXRY+5H1S#V>-3VfcsCwz#{>Z8^t4D(~%UEm90iYlk;EKx^GKf`}!D;x<@v+j*N~@t~B;JEMAE3t2u=#cm%XUZ#@mth+T@l`hIjYB-XPz{#$D3=zl-b2eqCef z)x(=N<+?Xs2B+{?Y2RRI6>2z}{|pmac=(oNr)L#g!_X_7p!x&J^YY?PUKZY?!hs~W pYjPLu2-F71y(BLDzxj{9K_Y7~Ur{iq`IC}=QnK1=zW74Z;9qJ_f64#= diff --git a/example/oxford_sky_masks/000217.png b/example/oxford_sky_masks/000217.png deleted file mode 100644 index 79ed0438bbbf4ee7f08f44f0df6b6bb18f7f9d36..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1406 zcmeAS@N?(olHy`uVBq!ia0y~yU}9rnVC>)k3NXmCm3uNUu)2D>IEGX(zCFl2=|%)2 z%fVH@<#+v%=t%86`mN{9#CcYie`Ff%4`^_xY4|93%zyIFR;Pb@b;^&KQ|e|qblgAr zgJWjAio>JrMs_aGoIb|)+&}$8V&?g--3E3Z&z>LEm6TWg%>0P4hkx?Vz6!R-!YTh$ z=AHP#Gc*6u$)58QeyYto^Fw52eV4kio%=I+kl3WobYnZ;IQ@BNf0$J6tuTAc^r`4$ z&N0>}cOO0M(LS;I=wZq06U4jQjn^ry7v)cnagEcKJGY}}PpHkDLfOid6&8=3J_P|a zEPXQd(aj$3lfREVmb^acdgpQDb*k@${nKN-@2Sr_w`1BKf1A05nw7IvfSf6Nd}R&* zNk5zUK%w~+Hjjfo*?p`4no;}cBhZZ3M?OnVpESKwSOOba-l+@}5AQU_N}6{%1I5KV zg9(t~lgxo?#3yd=OqLKAn6zKyzmhtTIbW?_%AR+=-iWY=`8|y%xQN)^%=3Gv)|Y%|-W_k5<2!73PPOPStS?e7RCvt!#LTEK z*{1Q1o6vH@d5-Ut{gQ2(@3_x7R>85e*P{2MM3FGiSi>i3Kvxx?&^=Pv!#>fvbvFDu6JCPIInX5NdIJz*m9wc`AXA)Li$SKKr8f>>{b5FI#Stl z-QdaZN3}iS6W@1zH;i-Lryh5rLiDG+;jz^x;9 Y3@ynD^1rLwzk>=^Pgg&ebxsLQ08?UpkN^Mx diff --git a/example/oxford_sky_masks/000218.png b/example/oxford_sky_masks/000218.png deleted file mode 100644 index 909dc2e03d5b54252dab2b3078179db62ca97600..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1459 zcmeH{?@v=#7{@OYL{XqrXm6pwEiE)q74$ue;a?rmC~i;FaR2G}^XQpUKt56}k;mR72m%_7^V=qFHL z_aVB`U{NES4V`(!e{w&^+Eu#LusV2M=^0~N&`NP^_zGU^*pBIoayRtm8UM2ZrN_Z0 zq6<94drS}#J=gVdI?tL1{pSfO91=gz#Nxp}aBv<~h$* zg(f(~CPd!FE|D_oF7a5fAWG(y8$BN>+Jn<9H=@P5$VSQmf@0Aa4-nTC9f06QG}woL za1g%;7La6~%joG>oDR-_s|RaW7}KzCfv7x>i6hF%3p{O}5B z?i8rC0Bo857Uc8ts{n7uAUcit5`Br>J7{}Qwsi7N!4s`{O3^y~aO)@-yT;yUwAem+ z&i8pZl?*t_hCD#P8KHNJ<95ldY`*C{#-W>;Ct(S>MqMFPc=E)`kOR(^xYDGh6{__Dwa$Da z*eoQrO5AtlL+m@I8jMH($XLRKY_>{lSK5axvCD zE+4^COc_`@ox>arA0b<)CNG9Rv!Aij@KceC^Qg3_b{!ejYivQK@X=zbdr3Zu<(qo2 zELz9>99EJ9^)=Cl|1d5a-XoY4xAEdpXMIs&l0h@BX%$k7IqrG69aEWFFogb?`3wNZ zeXs5U6S5%y2#ept&@=!hMJW-T4YS7%)oDljJkGOBiC$I~qd`v=znGQhz z?z`y)v_odwBX}z1bK}vAN~bu<5bV>`0bRV?3UtY)6rjsv(gARRN&~=(Juoa5xJ0x3 zdUU;}qG;3*w3*w1A#Hme7>XmW0mC`Q5pEzKQ!i3p%y=3=n7Ms;r+;_X9osV^pI{G0 zxL{1cs?j@+8|{-;u^@mfaExeH^^Q{EU^$UM_)~n&-kX|yRxuFmWZxsNQOiVh muvG7d%SinHsOG#SfgQd6?jgqv`4tKs%~k74VB4|~wfPu-CVU9!?04z!Op`NR#=Q-1^$hwfK?ZdSum`q#nRb+WW3lc%jz$`NBrH4Dx#6DgH>CP0|lc$7-^VxF<^eRL+fx zb~bM#_red26Y>(p(sXXle0zL)ZHdERpE2p*fJcCL-F)p|QK9j=Gxf}LtS%cHpI~CH zHoE9vo-Zp==x1_$ssZxgW4q^qP>UuCn4s&$jEmd@yNuP`J8$)6nBMg2nl8Qzt*`d@ z&}5P>U7z$^6qNi|_lVn)N|X;f2E0|d{zCj+JgwP#X#NZDj$ALd1=_%5*_a~Qeg3kU zmP|Z>wDGr)K0b~N@i&o+{0)MZ68z7|RsJXBef~!z zm*>lu70!Luz)^fj9ieqh<#Y?DfHC$x&sE_x{~f_dyH9mEhP>)#b=*MBIJW(va30#~ zKZ)zLnWou!Vha#fQ7qnZ~U~ zDnR~XW~C-Ej2bI!%atJR*0>v*jMO9{IKu6ON5Q#32zS?I>a0d8Le83j^rg6; z)4~<-%s+=`v>DBak&2Q*0*n`)l_@KgJvA9Mtc7K~&gF2m`bZxh#J`{Vc*-*^RES=5 zVNyLAL5WKI1|?~=tdi+sLhRzVsMa73sOfel!HyQ8;wn4zI;8p-$eL39OqSIkHvlnh5)3ynNe^b83KtnE`ku<%Ot=k z-S^s6V59pP2u#Q<(5!1h-R)Bc{4sp2re~X7nQ5n-j$yJSrxRr2S*{U&%}&tnP+D$R zx;tL670BkZo`l$0g4#n+}iA>8Mulv zHp=E*OLs0*iu5HWn@lpJRO_}nJ^I90B$yF0U0*zpHYVDo=bO8*tUmR>F!AN*`}yYi z{qlS9TzJXVQC3=6N)SYu<3;-sf+*fX5Ji)Z;egO?Iqe{bM@t>{{awRFew9cVi)%XR&w=_OqXZE8I9(B^&5eZAT>j zllijdgmeTlSakAqK{TcGSlls(W=}}RppE?kT;cytZjcS8fNm%fzh~yLC==c2xZpLo zYWxvj@MO8=S9FFumHdND4{F+6CZ!(kWWNGms{K=I&Ks-dF^yOHSS&)rg14z9is4f+ zBS7bk4f!oL4o*K4b*4(#vQ6Oa&Cq~1&8YL?CzNZsSFk?H zzbB-r-h)}n^22a#>^6EHUdEN{TsO;(1Go6NC6+*q@NJx}aqIXc7v0-|%RkCP$Xhnm ziTR-#^pVTz{3L1+O8A=@0^@vTzD+Wb{s_u{q!$J+F_#=h2MP55!++`q`C^}2qg`Cp Q^cH?cN4v|uaG?L}KZAp1W&i*H diff --git a/example/oxford_sky_masks/000221.png b/example/oxford_sky_masks/000221.png deleted file mode 100644 index b5d31f88e7e74f257a1825277e1d02373f8e122f..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1319 zcmeIy-A_|z9Ki7dQ&h@JqH`@+TV6yGHcMY<`r$mV{*)Gs>v5S>#iQ-FX6Dh_w%o2I&a{}SQHmx^(CV~CVpRr_@pXd9$ zopbRF9paq%xy88*!{ob~8d@19JBMMiu5N?@MxWE`VwiOaSHr#|eAdT_Hh;zAeb4uv zUAyl1rBHim`<3P8&ktIEB`wjnIT7S1H=!6c))j` z?Qaa$;KfYQ_^V8Qk$x&w-*Ydu?MVi*|FdvH^lC<4q&j-;q*U1iCUaeu*kVT2bIW6! zoD)Zdr|jyL_V2Z^RIjWf=kcQ*Gn(JdtyGMM(H+tq-4$Nedff>lUdpT=pFnqsUCt&v zo)c99Vf**T>=3rIAJ7Q-L;ivE;S+)TzE5nwo3k0_d4`<{T_9O8XzXQiR5CZ^o8$hq-%^>g7dtFoeo_j19FWL{J#s|B3&~!C+7KY*l1{wOvojq z06PQcl)!N&!vc@kXQ9g^CFhZ^aHUu-w4u9o1;(xgzJT__(2_W24=VVP=0}NSPj5No0Sr%R^XtGutqH=Er3nb z2IZ#MtstM80ct5}25hBOfEg)i>WcHFw3zI~YJayW80RbKW>ST3`jbY0iRJ**fofwS z&Rc08G2ml?X**yyJrA&pg$g#%GfzERCfg#F!@@9{t#iB=fy0r>VslrVSJNZ)VYfC} zHq!YdG(>)qEpCn7^Ow~3048mVI&TZ3Xx8O;6S_to$`&8spyOreI{6@f68=Q9ZpSp> zqf8XEIHmyQ5ob}ar!S9c;daxd`i}PJsewzIgteVx_Fx=csQnxET9-ZvbxULrcElw& ztPlokl|%B&tz}9g?J^eh91Mi8_Uie+u+m;@uTdmTeR8HlhFnjGqX0`i+hAOPI5=4Ytn2!{WDB_^G!bA z&-e5Be4ppVck1=N?wZ}&-57?|IF5F{iD6GwVVLT(XHf%dtUBYsu%|a2ok!mGs~-I1 z{7|~5x^?)^Ql0jAXMVJ#dpbQ4hwIF9Loukcx8{z;vEULgDQQM@B1vhM*&aHGw6f+?XgpC!#Qfq3C zl_zN}`7>-`?_~CZ(6H{+h`IElbbvW8-q&=`8mY&>+NN|KWl11mHFwhzG5BJ^wC#M{ zqtr-ymIGuR|+|^7Qx_Q^T_DP+Wxgu91;<7+g2yMUK z$GhIQPsF{ zdmIgqOW%kzxakg>$sDw@xuz|?{JH!+3LI>0pF`Ne;%JsAd8KqF z021zCEfNj0)A}tw7?GbtqBeX{pX3X9zlyvKi^4$-(k+#js<#TlPb$<7X``o{% Cf=jmm diff --git a/example/oxford_sky_masks/000223.png b/example/oxford_sky_masks/000223.png deleted file mode 100644 index 7437368d5a805d32ee2ef74dcde912de00b7df0e..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1281 zcmeHH?@JSL96rr7EbT>*ZmX$n-iQ*-ZFa+HR{olvt}-Yvq|)igS+po`Bn}EvYlhol z?NEwdNiXzGh_enWk*~Y5R$`bX3ElNBm0iRd8(W_f>VF7&^E~%_Klgl|hwqDT-?93t zv{ZR2hGA)@>hcp9mY9rT3B6n30Lx15G+|hh-&B71B$crG^0@s>-?f>tg;+*f#PEHK z)2gnyV5cJ4SHxyj_Cd1SmL%Nb4rRJkc-(qMQ$@y>e05{q=nNs@oR0)tAS7J&)dEfv z622m8-g=|+glWwi{p71&^LD);B%JY80nYg<|KdAB`d%O^(wVN0zVdV?dh2q}uEOwc zew(31EJiZBUkJHW!T@(kuJPy6E4uoDTKstjd&poBKcfiUfIH8!#UM0jND}8+1Bf=% zC;kpP{ze!_KR7+TC=X~B$)*nD@UYe~8MN8o3O^CemC)t_CAr3Q z-433%2ZRRKtmiuZu-Q1ctPSty8Q}ppA~UN~>PiDtwhZ!rxKccjR{EY&rhshd*Fg7& z?Z$y!+Hec+5WHNQ!u%D3CQIn1U*a%o-r&usVS{s#_74-WA+X8$y%3Wj+ny65r(RLX zlWpQvw8LLQ=j)VZ(CkqVgJ%2s*Ucav2UnqUe$kWxe*1tzICwt&`T`3U6)OysKImGn zU1Or{XhIz#V;26I`wG4?{i{?M=0XKiX@)j&)D_Rk(l)_1;}TT@Ypnb?@IUE4MPJ7Q zMNM@u_)O_xVBkL+LC#tIMwu+S~ zU;^q!ad$j3UMn7@Cv-ww5zh%fG8LL|PR*$477yw9FaF^>h;1Erq-34Wo8Ke7ZKjI) K^06alZ~O+EQ%w8- diff --git a/example/oxford_sky_masks/000224.png b/example/oxford_sky_masks/000224.png deleted file mode 100644 index 2bd98836a13d4ace8c9dbdb5e10b17716ee18a86..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1151 zcmeAS@N?(olHy`uVBq!ia0y~yU}9rnVC>)k3NXmCm3uNUu()};IEGX(zCFmuC+)(- za&X>%`(6DCE)5eZ_>*$h@5+kt|8!!FJYg%=FYN zb7K5H-Pkeb$;LvZCLKTaRHeUnw(;$;@79wSV?;H`TV=~qrhl_%*>kOKWZi^ zPkt{U?_ZSmDfaPZPd?weoEjaVV;Vnps~`@a=E?P`dyLhAT+U|mv`N`%UAa|9gk*C^8m6qFDT=IMcsATbU L^>bP0l+XkKlB4BL diff --git a/example/oxford_sky_masks/000225.png b/example/oxford_sky_masks/000225.png deleted file mode 100644 index 598525eb6f2f918d9045f8091b0ee895d9d797d2..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1080 zcmeAS@N?(olHy`uVBq!ia0y~yU}9rnVC>)k3NXmCm3uNUF#q>-aSW+oe0wl(mC7+j zmV;-0%kMh!+c0C|Ti25FInHh;lHJZtKHf7&y;}!p)yC@$(Zy<>x0s4gi^-FS*l!Nb{i%m^4xQiK=q=31_!=6WV+3DDq40be1zJ zYPU&w!dH3X0ML9zX7_WG+j(SwUNb5H`U^v_W#Z!}vd$8g{`U-1o-kD&p8)i<;$#?s z?0t;zfx6$aPPKm1#LqJOUH=IvKew!#{fE)*T=AdiPom1lE%_##m$W=r*idusL}8!s zlVrEPVj0ExMn!WT^ZcAJ@v%($iS{0u=N8U(DNihpYkm?0YVn)cF9FojQ*#KYCHaXk zNQ?4(1E3a#o%ujjfkn505|5v(ns`~}`AJ{p<(7IAz1{qZ?)k3NXmCm3uNUF!y`9IEGX(zCGy37ZEPX zdeH87e2KaM=g|`uav%1+Td?{VyUO-nevdrq_nv)3;q#vBq$$DcJy*J;3Px}4@8MA$gmN_-fMK^x5 zJ=yS)_hceifxAk1Z@ld+GLC+$9lO+gCKp6gHI zj}=eatoGk<-lQ1Qp9g=ae=>jk-E-ZnKN){!{Ym&^b~1GGdWB5o*vZ?E#jBM2PVzMJR6D6MQ)P0>B%e{vND6~< kk{)k3NXmCm3uNUFn{oLaSW+oe0wmuPxhMV zQHP>`&2g2r5^g%ter54r86#BrrFP=P`cjsvAnY%-Qw4-UY<%j8k$W#`sYVPwFS%0< z8LyYLR9`P?QREe8T<~Pdp0o!iG%L>@m>A4Ap}l8L@t@f?$xmiIwtph2d|YP#MDw0I zMSsM9K6A^ntn=Bod}4Ipe1-d`PUs##KkYL{zTbL&(iOtdrwT!ok{)@JD==Ooo@it;A58n)G(`NFHmXmr>8(g`y9*#!(eGvbn>HOQ3gR5m7{pkFO9mLdZ{OEt^hw!J_KySQvl(2UM`L24x$6^`FXC5-0%7rR@ lM)k3NXmCm3uNUF#q;+aSW+oe0z|)FWZ%g z^`On~_>#T}&y-F0S8(Uv)Jr|GW73n(Le-PPkG&?TADgP;-=pn0Pa=GhjbWZjWy&3o zPbYRvd@`|6`K0n=w@L2DdR6*+q&?*%%_rFyK@_w-xv^s+&&iF2%94|kAG;Z;96#2Z z;?dVD%{f^{+I*6tr5TY1;jt<4j@zdbPs|_dO;T6;Z@NygGU=1`V=fRUzsCBc@Z@;u z`#ztJJmK%jSF23;q<-xBq&c(yw0@kb@?1^**!GEYX3vqj?^2Xklv5*kawpIy-X7pw<;PB-R{Mk+8K821srgPog+-5ffnxcF zaXvtf*yE!hj!~Q!kfZi^DUkEtD9#he(R)0##q*rcz0^IE3{K8GdAmm(Xzrf#6|z8+ ze)n7lx@FJB3P~VGx_3H=bGbqk$cgS12XXFJFakO5680cF43F^xwbo4dm<%*sKJAa{ z&;F0@K<506KaxLNKUz;Jp6qY>uj9{DPq`U2n?7n!ns54(?{U3~efB5QWBWbpu05IE zbKe6~mB}fioDmQPpY(a84+}8F9S{T+2cE8eF6*2UngH06 B%as5C diff --git a/example/oxford_sky_masks/000229.png b/example/oxford_sky_masks/000229.png deleted file mode 100644 index 0de2f49723b7f098292519e4a63130dd65e92e6f..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1107 zcmeAS@N?(olHy`uVBq!ia0y~yU}9rnVC>)k3NXmCm3uNUut<5jIEGX(zCFm86z$5y zdhp$E`CkibHhMQ$m+8rN!QJb9{=F0ELAq|dq3&AS<&N)_C1>>N*}j=GPU=P#XZ&a*-wsrw5yB+ z%J)wYHw7w|sPqJJCSEsT>f@h$-54m8{$y)U!{hh~(+!#W>V4x56v&+a7=L2(>;o2a z9@|e^Zk9Ob+(+dTn`asLJ^zvTgwr=c=G@2Tlfg5A{0fdrAz_L3Vw*ObcFvx|mU13; zdpRGM^tDeup9?f4_(Zzt@sBe0Q)|qMf!xU_(~bL{|6qOcdB)?4zIa!=RzaElQ}(3( z>9je)(f3?|->B)a=ZWN=2Ngn}B$O@Ywb&fv=v%JXZ_xBO^Mo=`Snd-8P`KUZ08q6e zKTvq)34ZgY$2U*d8}56?!2W5sV1bSD&jl0t3v7%lkDp+-m^ZuTI*^KM*pvCBwl7@q zzR@SU8YlJ_sPr9~Xd&eO$U~-6xp0&-yu;upZ)k3NXmCm3uNUFn{uNaSW+oe0z{_k_d+= z>%pq;_9c?*7AiU&ZZNUFyWhxt!fQ8bAhpLJGQ z++H{hNcI;_1(N!Y)qt|Cg_Gx){XDe8({J{l{=$hs_Ng82ezR+G=O{1t-Ipo@A~WwO z`J9_obKAmo#vIeigcv2Bomro5SU9s4U43GGOw`DsZ&uBH3rDsSfs@}$t8*}0W_@CQ z%#>Jk?MeHw-@6U;VtL25djQ22eiS{KJlWj* wpHgMcB%ev1MxJUXRc5M8P8sElh%oran0x+)!1jtia-dSc)78&qol`;+0PxJt<^TWy diff --git a/example/oxford_sky_masks/000231.png b/example/oxford_sky_masks/000231.png deleted file mode 100644 index 6f390552ab8cdf6359592753a1b12418517d6a92..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1183 zcmeAS@N?(olHy`uVBq!ia0y~yU}9rnVC>)k3NXmCm3uNUu%vmqIEGX(zCFmDBoofa zdU4n9_>x2p77v}s`I3=;cb%L0=gNuKPZTE4m#&;Dlk%x);`I}bYWh-@Gl85<6U9$D zs;!r(>;!UVO%w;pte5_&X?fy_xLchYpV7~y6ZcPU_PLkvWIfP??Git^fl|J1|K*d?)89($5}?CnWIHF=YFetm{NHx%X<^_*<)ojp0&$1d^C%s-c( z{8F25_|B(pM$G*u#m8z-@=ty}yXM*s?VpK7wUhm&%~cI1oSt2CZ-;uL;&t=NhC=T{ z4(swi2|R9VVJxbgd|cwYG7r!Qe&akhi4$La<gr?eg!*lA(XV{#! zm^&xwlg{IkqOOyddk&w}RP#6KQv*s|wU_~vhjTU`xx`dPPOOK{7UV!=H%B*xO3zQ+p*s#dwuc}_RPO?;)&X^ z-zR!~-lgwp1akV0>4Ri)_qgPx2ub{Z_@nvG36+^DlT#-7O!74HR69A!83AGNME=C7 V&jMY`uh)S}9#2<4mvv4FO#q}(0pI`t diff --git a/example/oxford_sky_masks/000232.png b/example/oxford_sky_masks/000232.png deleted file mode 100644 index ed9019886c644f9aea225e3011a590ad7e8f0dd5..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1073 zcmeAS@N?(olHy`uVBq!ia0y~yU}9rnVC>)k3NXmCm3uNUF#qs$aSW+oe0z|wPdb!= z_29eT^1mDzCTg@O?Af-te%Wf7{)vB1SWJBEI7wbYy~xJvlmBCvzT=+z%>ADHU^rQR ztW!o_>E|_zNsp6N?n|i`)l7M^x=`tOyXQYMzb6$;C*y$%&MW*p3{)VgQV&#M)BdCz zs9>{4!kiNyO@x5b{wmvnhE*u-+zS*BKDoD7*>awDUari^k2yujk3IU9PyQ|CUbLs- z&Q+ixqEFTVwdgCFn*z1)?pzMkvigK_N}TTFiZ^@-lGnKJnb=7#5UqBTGT%hlQ?ft;eEDL{_m6Aoa&6`yzx^sB{`8aJTF4xg--uAd+-#agEm{3qj2M|YUH*PSb@>^oAZ;Xdyuf|zI_I=LDl?9%zelF{r5}E)-;l^qJ diff --git a/example/oxford_sky_masks/000233.png b/example/oxford_sky_masks/000233.png deleted file mode 100644 index d7a5e7b83a4bd51f9cb2f8fed7053383912c8ccc..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1205 zcmeAS@N?(olHy`uVBq!ia0y~yU}9rnVC>)k3NXmCm3uNUu+(_EIEGX(zCFlYCf&}+ za&X>n`CW(mJvA8q&dKnsWGuP*WOwg!)$*)QcaLqJRBifG^6|?PcW3?C^HJnUp6|aU z9}j@2Js&54DBZ^gL2|E;B~RFGYB{lR|C2u7b7^;^ca~4SEUm8EpH#$uO!DO78F!|B zv==`1eKNbr&fv%IPwxJh`(&c;yPEGOxl(9y&wl0eiA8?S5}(q0)}NR>W6tFRAGv=jtF1rA z4OF{XQi1unzKVTXkh=$^&86I%-v4NktF2~x#yT>r_b9TQ{>ET?}w#@H8sVrrqHWkQkO z<6a(_{S&kwI~5%O8myhD@Yrcx5BEvN$-$EEQ$U zX{7h$*bfD;33I_RdnU-30?j_x*u%ZkFb?82b?0NPcO>*x+5^DK~< znq^*5-s9$)L=V2%b8i1oh@bIf$H|>QugM!(ZZA~)DG7|;_bT=&MeN74Px8;a)BMrt zle60QB%r*f+DVm}Dw9(t`AqU0<&1^_ayocozcNx%ej~r06R14$boFyt=akR{0F)k3NXmCm3uNUuylL6IEGX(zCFko7IU4E z_29nW@g?a7N(E$mNdF;vUUi)U5l?Mj)ej_=QIA)0To}CQh0xC`=nx@e=?7)f!gZ(KF)n2GugOD`llvX zz+EE$N#SE@kckrSpDgcrub@6tCb34rKKqaT$xNW2{0V*IeO~h}JmGmf_m9!z)lWEm z*X19oP@mr;U3uom{1caF#oTZC=w~OH|HSce{7K>2VD7)XJ(K4f{%f?^c=D?+(BSvS z*gsu9rvB-Onz-4MG@$l+bGr%i&Fv;WH{H38kxBR%f6?(D4s{bhf^>xTio->=Hri|k z2^Arf| zdj!;a!i%o&m}rw$6#Lk1hC$p(AoXd+$yA^PEg!w!NtsVN?xUBZu>P3z&g45Da>ka2 zE0oK7#3!};oHMw0LiTa%6UE8SJ@QZb3Y9C*JP~-z4p#=WQ~G4GTDycjP#MTf#beq# z)4^sO`O$sHG*6{}=A5KG6Luf#ePTGdm}f%05l}=XMd9aHwUa6{RVJ$&o?NWvpESwc ocao=(Cqyh|lFuk-Gz|VT@@8?%Z)lPH4=SEKUHx3vIVCg!0D9XFqW}N^ diff --git a/example/oxford_sky_masks/000235.png b/example/oxford_sky_masks/000235.png deleted file mode 100644 index 0546c05a1116e05f7d9bd1a7e6a6254649fcba33..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 989 zcmeAS@N?(olHy`uVBq!ia0y~yU}9rnVC>)k3NXmCm3uNUFfZ|RaSW+oe0z{FPd1c+ z<>0&D@>LE@3k8xo&i3!k-@aPL-uKh8LZjpUllNrKIrEWkl6lW$%X`kBk{_q^eV_Q} zgvHFqb5-mO{GL_lpS141kIK4;(A|=YvQzLp@ltVfGSRtp;r&O6v)k3NXmCm3uNUF#qv%aSW+oe0wmuEI6Ej z_29kF@+Iy33fv#MT{e~W@5=ggdBVi~itaQ1Bt6MLA*i-r@~4I6p(p&x@+#>w{$xH$ ze!??(dQVNuoWxIyCh|`(_K7q5WM_H!iKz1XNkES2Cq5vDS2-WZxo7lA49Lk`Y#DD1;$ zWH)zCLeZ3uD}nA5?zNu0*yo(-I~P7<%R4(bEpI-t?Afp2pY|!_*zG5pzVj|r%(Pi~ zlC>xQ$+BbfpLqJ}CHzs?Zc?XsKC6iFG5gNukG(b)k3NXmCm3uNUFnf8rIEGX(zCCEz7tJYh z#Npdt{{;^v$f}e6Qt>Y5X8c+4(e_Et$$shkjzG?|!Z~vcf7(7au}uE- z`j~Igu_vm>Y=LCyF-;(O^q44+v_1Ctq~zpsDSowdpLFAKK>c$*N&@AL zd$&(ER^vCj=LuAGuY%t)x#&oRDUdu?p$jBWS4aZM3l*$D^7;?gq7zSceN=w3;bgeP ze~*0^pIGPa{vYlPWV+CZ~*YM#F%_ cbnr?3lHFQ??t^=QS&V_f)78&qol`;+0C^R0`v3p{ diff --git a/example/oxford_sky_masks/000238.png b/example/oxford_sky_masks/000238.png deleted file mode 100644 index fc60ac2992632860f9a6a126d82a606a5390c5a9..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1124 zcmeAS@N?(olHy`uVBq!ia0y~yU}9rnVC>)k3NXmCm3uNUuxNX_IEGX(zCFlTB;C%) za`5JV`zoa_29M)vTAC4;?iTJ+PdDfD@=GqNdOYKaiJG`!pBs>4_*mhIjasT%Z z#+1xg`QHRod;Uq<9nUxupwgLlde~29tF@ckO`QGF@zbP}AA9+W%;i+{XU;iLF=6*d zzfY@9X7-kUI`YHw(~&1zj`h}L?wM?3Xu1C51)wdrPclWdH4Zu{u=>CBT`Y##Gw z$K3ki_~{OmeVgHA@#Ji2h0465LZH>glZ7S9KmC^iDwDZiF=4-?(MfK#5q<@@fY6JmL&2_kDD<>nWdf-RE4wo{8s=H9t|E z96WpUXO@geCwp3*cw~ diff --git a/example/oxford_sky_masks/000239.png b/example/oxford_sky_masks/000239.png deleted file mode 100644 index f5ba2ec985341b587d3dc6b8c7516b57cf798898..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1101 zcmeAS@N?(olHy`uVBq!ia0y~yU}9rnVC>)k3NXmCm3uNUu!wlNIEGX(zCFlT6dcaL za&YEv`Kn||rzH)Vt8yOLSMHLnpKG(ckmq>3x_{=J!-brmN{(5|Ojq(x269}B_7(CS z4?TGkC?u}NF8#b9W}Xa46`SQ*i}uGdMU#NikxxV(%k(jyWCSWYKFJ%XNXAbuYtG@1 zJWr~CLg$^=r2siGPqcs>e-FI`AZN)FeV{TM^PkZ`vH6XEDuD+0yZl=KG%a1J{)|P( zU-s4M8?(LW;{&@Su@W-DEVrJcuHve?>$it z`thqL_aD;+i=Cdl9?E(>Ss%)BKJmjzu4m8m$2Ol5{>)I`f2>fh(xC3l$5RvM7t46O z>oK>8v;0&H^!D73Y?X#`Cr*^huurmn%v)sqjzjr=;T-pOz2+xYf0VB@{AAzv`NZCj zY(JA~lzVE97b@&DzNcXRxbIGnP0^eaAD!}!ML#*ZL)l!pA7}!IJG-UOKhI6hl27Gv z>z$r>b+D$yCyy=oRC;P;jyJYU?0;-A!QfM&jQS)vlU+#Sr$L|a$rHy5Rr-!hv=DNC lY%Q~loCIH2o&{_Zh diff --git a/example/oxford_sky_masks/000240.png b/example/oxford_sky_masks/000240.png deleted file mode 100644 index 0f4e732e0cddf8fe2a0c89e3240115cd374118fa..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1190 zcmeAS@N?(olHy`uVBq!ia0y~yU}9rnVC>)k3NXmCm3uNUu;hBWIEGX(zCFko781$C zdT`J0_!2%1)~nAswmC2UKULCj=bVobPd=%Mo5*#>+6+Is?}woBBv0eSC@>db+1 z@fm;IfZDpH6yj6<*a2Cqfvk)_Vqlj36Yk#iYS+zot}1*yLEm&=*PMi+(8u#?c7Bwf zc-coU`_5!>=Y7Y1=%1)mn{F0&;%tQ)&=C12Ig`Dm^`E5OnY`Yh&PndnlS{|AcS?SL zlHDu*>3~|e`Mi^7cc}l|bCQv*$oQY*r_9Npd(0=DpDmNIXHw0*CoYetKDn&sE~WoO zmigpf?SvHfu_lSSWy5sTAhtG80$=}D!kvYbdruRJV`N&=S;TG2`eRA%}_!N-Je{zp| zpPYSSGFg0bym6jNx!Q8cPj{avGq>LXT5UeL-L&Au+(P9_W6SGL#DUsopWLaoKjRM2 zpmU~k{&anGDoQU}$M{KGjrpX#?>WB%ev6 eoDm-e|C#N!{1@mlI{N@r0C~FlxvX)k3NXmCm3uNUFdy=CaSW+oe0$KlD8`-P zh{J<_?Ru}be>gOcL(}BRYc(U;`M!B3evf|C6wNIZIj(#n^jM?}ztVJx^g^57Ir(#r zezYmtRVa2`_~cEXguhCj`$CD{2HkH3F5zchpP(D%fms&*vUU zQpf0?|GjJ=L-k}d(8hUw340p%oCP~}_D8u-Vn8dGPnJKn`$W9?xknXNKQs4C{1XZk zd_MX8vFMZWAm=so@GI1xw&+&=uU4NSb7tayh5yNSP84z`J~?lpr+B~j594vwC(9?^ zf3~CLkHM$kGSer>yVcEqEM@e`UB-NJyjxts9iKYM%7cZ*KQo_*9>4lz_QdNl<-!t` zXA5oJ)k3NXmCm3uNUFyHlbaSW+oe0z|)NG6nl z<>0H|^1C)nbdF*-6IgJ5_RUjs=H%V!kx4JwQ>b4w=j6|0b5B&NT{n2=bk2C^l)}oQ zc_*Ltcu)T9qn8mgV@`UJ@8eZZY$l(Uny&JEX3VV}GM49`JUVt1q{V!l3s6gIp(IdC zZjbkb&pz)`=J*4JW*3?PRn;9k3Dg)Zb$rripS)}tPoTu+LOGzsyJL|+33UTLrROtk zS_^rALXkbjKoifW)Yt+!H+$Br0%aC|ECniCZnCduPWq=c$F2j-pLg>|4bZa5((`@J z8FM}sK3S>u^YRasqIsTiJ?9ml&wO(BM+J~mXJiL*x$ES96T1m>(kI1B$pc+_a(!<< zNX__DSFl^?4Hdh(P1v1*|EKIQj(S5%*M=i(1Hi4)dR|J&ze6}dld-LwAV{gXS@ z%1!Dfm@}*FH`uxOWAh%V`=0+mvh0ee!In`zL09bo-Q16wLhO zV1;s}$%|J3vFrx#kq8PDvn9@_lN~0aCO6 zn%TtlptV9Bq+wfQN|-#xOQ^ z!(Nsno2VwQ!2q^0W~7=HLnRx4vZT0rEG3c`4N+O7CsE&t?%#ms4}!er5wuwG%94ql z$z2NX3;)TOhIES|8rm5s3GAJ8mT!U%wHIemY^I26w4c}XYo)eRWXpwiU;#g*+7s(? z9v}Oe$gj-fgLDmG{$WB-Ui+*0;X+gq`<%OWB|6r=YXM)EA-@tSR+~y=A9L62QO7^S zs_fX3bBU(D&Is@)ofi)X(eLH2K1d#=2eyKcR60iT&jCnZcj~x0o=ukp`7a2eb_am~ z^RtN`a~$OYkQP;1GZ)f~6`~x0Z^$5lgpTI7QvC%vZJuv zcZsrw=hN;}@^GOG-i1lT2W=oE>~~cdT8LxZ8}8KJPW)THc5z+g*KRAZYcP*Kg@R0C z2iX>M+(7rm#lEXlAbclLuM53)!eKU5uS2)TrMgBHD`o?T2`_S-JnU8aEK~)Tt@#_9 z58r}Iw4+a-T;qu%7Jm1+96x zt+Vi#aq)T~X(pk-JqLQ}no_bOI$;7OBA>;;i%W|x)TB_F<}5yy@QSRm89#dv%!+rI zGRDyH6Vb~-+vduhFI%~*^bb-qhniHeYFZ=wx_h)QYBPaZkhmW}l0Dc2?tvvBdL~}> zoV|NhxD+ybtp%heaznYSnWj1NDwt?W5$h*C2OQ-F8=9)5?V~CF&Dk{5aPSI`Y~#M9 z>{CuXby3i;9vwwlwIdb6n9HnyAVJODsW_yxIq}KJv>1i{U$r*nL{mlh|1nrPB>j&&Z?E%jhq=*>!K6A;8$D z+Etm0J#c{r5Zf#-vKOKUg+OZruA%4RDT+o+V3!9NouT=3VI%bei@tHDa*-S1TZt!` zgn+v$k`ZnT&@~Z6E}w{AttsTF5t*(tR4ZR@MtGUCi8!fIZH?V&RBbVfip&b5z(N7` z0DF+bo^ek(1_%!KG*67y%AZR~51fe=JKzuFWknYhMxlse*aLZkJK6W#RkTKF#|$&E zs5OW*oQO;?=}pTxd@_UPt5W*h>1fnRq3Nzp%W_9&+=|cayL+(zzAW{cI9TcnOwtos zQA(B7yL--!QyT8eDZ6a;Ew;Ol5}(?WPwlOk`(Mp>ZD-@YbHiR_?IGNTrIeM(?R)O7 z;s?YY`SS(*PGXxqxgXj)ok36BRWd+dFwYlQ=t6gdTTUkra=I=ndeXN2|K*(|XpB5| zxo`HpmarIARhj)w(^h@FBl5eJf0HmG!7D2ypIkswXCWYdKEz^)`kiZ=lwUU}p^PVw P({Bf@MprkfKJnEbHw)kb diff --git a/example/oxford_sky_masks/000244.png b/example/oxford_sky_masks/000244.png deleted file mode 100644 index 695193055627b18c927702ca72bd0d8b80a1f791..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1954 zcmeH|TTD}D9Ka73rNs&LfRti|UJk1cMuAFbZO5g8?Ex)g8VO4k9Zq75nuE!p83U05 zJ@g1Y9F1gLOtx%p55fakDB9s=r^j|9HOn4+kV!n}ggq?7_4r^LI=a(N+J7hg6;01n4l;=vKpHP!NeIk1h!R4fwXh`iXhSKhauGu?f&+13Zy=BHOUHA%H zZE$G;W*MYwp5PwUG#=W_okkQ0Kppkn9(_TUfy-6Kiu^Rvy~WnVO}WKMVYfDuv9LS+ zAJYN$7Qo<$AZBQ^!~3nj3^Byl>{+Czy%99EE;&7K!%wmvnY+s8WobV54%;D+`_gT+ z(Bu9!x)ZyNm-oxh51rw|*V`JTBS;H(1L9pqKjcPk5K@p$agag)k>uJK=||CzmV&p`5pHV9LA9LJKIF!R)nd zYikF^lDQ1?eJ#Y4+Om3xS-1XgN`HkFu-8K42G~L`@K1+#sq~!6MK(&BeClAi4QvNH z^4pL%RS1sgd!ga)-NtV8j(@f)*ZZ@t+2cxi#p71Lacgu=aXWY|o42^3J0f3&19ZP( zXbbjO2qA~5?OeU5dOh=nGM<`xo{~wZvUJ+jLT}}6xRtgnHQQ)CzGRWXvC{9KB6qM2 zh>0sahNmDX??-X3R>tJm!1Jz3?>l~V(3tDpG(etBPE4jR#^UMh>k9$sL%x7|A-Rb+n2#K%_+ClZ zIoC#0kOIbso#Cr8;hhvB8h)c6Z9_VYOLg?!zm{ORW_Xbg9*ibzP*pHbM&5+dc&tO` zHOw#ztps>!Voa}DHOp33F+J#**SAt*C8sb+Z0b(aq2WU27nissuPq|w>J|qjm4hDe z`3dTwe1_~A3tsRQl;oY-IC6L#;bKOG&yJ;Qx-)HAF*${*Ntbqvii3UGhya7l2 z+M?D4J7T4}gp3;tgA^ipo{ur5FO~iaQviz|q$VWM@z=b4rFfnSJ;mmY^q^)X70nBb z6+qqE)@j%4a3hPaZv8Xx|KWd`9$gOOlw8=;4z@fP`wk~UrId8oFf{YQ;!__HQczON z;8e#ppNHO}q^{sqOebRsge6gg+cgDex764>M?}wW+C#(%fxJg(%V!JiA!)c$9oSi# Tg?@c8_W8oKmYQkf@k@UKTK{-m diff --git a/example/oxford_sky_masks/000245.png b/example/oxford_sky_masks/000245.png deleted file mode 100644 index c1e5bcbfa4ffb282ba73492d51496927e6137966..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 2189 zcmdT`UrmY8+@%SvaS@u`_8pI(?&@oz<@gH~d#LDNyLisg-^5 z(jkiC%CaAlYkbw5{DFpCjw;wkuTU>ETJo!0VfrRXfT!~QNIH?C zTHQaoe;u|tur+$)XkR`&1t5ay;)^xY1@MaHNv*rd*UMEJ146rv>GJn?N0Mh<#hz%7 zDZD`ank(5F&ed~M}b%t z8*7Jurh6UL^%Ew)lbOw7DF2XwDTN8TEPK+W8IW|fiopn}(LJPo&Q%YT%$!;e=x`x< z1~hlFhxBgqDp*Kf^657auq$RFTXm${EEWxP=psk#Nu%QsHcFz~wYI5Q106&pd55xb&Tuc8#E|oQ zbrGrN>G;Rtk71PV*RFwUrm=anMb(cejC&rgB#BjUCpktnJw*C};36nA`gIo~$xmYH z^Jo#pi4J(v^xu|)iL%!g!p3+})YYJfJRt_(Bnew651f@bEuHZaPfnc0j}R8qd+E-^ zSX6~=n8(2gG|=~yDG+Fkjg_-4%q$wn0VW*Pup7G*LAU*e`w7xj>_(D^-9p=j^~>Jp zqLo>Ej(B-Hf7!%`jN0mbOmpt$}d1f3ToG04A zNI5%N^oHS{Y}5Ya=v*TFDrh095yB(f3&JMxwK}8|2~>8~dPobO;&TNgG5v~JBwk_+ z=#;G5L!Cps7osX5JT?@?*++sxy7)2qJjN0f12FH*`fidL#nXDDf+I+ zAr(r|n>DjM`9jeS3XOr(rIo9}S*mp$1zs-YiF{~5VnNN$4U>O|i7}0PlXnbE&Z@$+ t*(x`oz%$k(?2Z?+CI&<7hI~`8BfKNHWZJIR=63%xh!btibCzFT`zJ;J?i2t3 diff --git a/example/oxford_sky_masks/000246.png b/example/oxford_sky_masks/000246.png deleted file mode 100644 index f76a116b8fefc5ab62acc405001f1d1fcc909759..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1360 zcmeHH?@wD*7`|fH$P>R&~11?6=+vEn=#<(qP)hs6cKm&F|m#JZ#HW_Vl z1C~J;_Ile3j4rcwF~*S0s2?=haFva9y*+h~eK5K>P^0IB#Scn)6XVEgu{4o=?H}N$ z_j#W8eNNsyIeBMZadMS=je7}#sC3x7j}nBsoFG(ZwFQBwFCTRf#AA9#_x@M?sy|kA zr)zZTRM*Mv&@$pHBIntS$d_xEs!4cX*lY~T7A83H%Fb z6YMt+egm}14>0Pb&LrBDk15XddC&4ZdIo>LqfI4@TSvu@BCegeCzUsGpRMZPfWYrd zdtfNr!sRQ9pw5E_N2qDGb~6%^#;=10Whim5r6;dS2jN_{#Y2UJni1+!#y>NLl+m=2u5}Qx7$2093d?7o? z3{M~yr?4K)xZ5J1$o*wXei)<$!oTIzqLjPZ#soOSF)Eyk#IhBq>&hF0+yf*PK D2Mba7 diff --git a/example/oxford_sky_masks/000247.png b/example/oxford_sky_masks/000247.png deleted file mode 100644 index fcb9d134c3823907521e7d60f5ff0f0c6ff08095..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1381 zcmeHHUq};i9KUJK6h?%RIK`=5TcV_H>e!OSa;8^vs|ci!R%A(*4i@H&vB<)bHrwtZ zmFf0SL|`Zs5r;!F^w=d#U&1hR4|m~1IJpz*M05Ra&XN+Jd+71|`S<;Ne-FQo6NXAr zvN#!nAQ4ifI|V^;LI@Jv-w6OnB5Xk*C?OxwX-``P3!{S0^rLM%Mqfk@tBsF|p^MxB zQNp*E33X%i!_r}Q#Lbvlk`u8vFxzJ?b-Aw0IA=x&(<3=P$2_@G%|2p`ENS)nL$Fco zBV|-8YsbnOSG#O-uWV6CE)ll^>)>iTqm0=@MVbxJ%k;&Ri)o>lef1f$u_#nB>^2fh z^bhHBWBl^9=AuKcu<*%Z9QxjTi#l$!U|GA zWdqA*Vht)^%io0d7G}Cv^pl`KWaw z8}yesOz2eradG$<7z$j+w;xLI@!uX5PJ+RQd3aAQcqp*HE~}=8zRN^VbNlQiG=&%m zgrqGzVq{I_VL7MVTUMCXq8F=0y0is@oCh$S3s<*lNx0CL&yheg)61o8x?5=34Hq7TG;-BC| zCr@M)+xd(s&HxB4AZ7ru811o^)8*lN=~1Lp99WR58nWJa=;ya*o6sjh%TNrwV%yi{ zp`S9&+9q&;(t;xfaVYRbs`{IdBT^FXiADY&P~;zegGfBVq)M9iOrPZcPo%=28#r>l F?I%#bhHC%- diff --git a/example/oxford_sky_masks/000248.png b/example/oxford_sky_masks/000248.png deleted file mode 100644 index 2fe7f82075faa9f85d234ec7f69e4d8686c1ff0f..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1566 zcmeHH?MqW(6u(M|S!UXcI&WR|iXxJ8q;5iPuoNpX@ow%q zKZuR|C?rfGLPc?8d0$HOlNqHhypKvBO78mLpy7IU?-1!PDCo=Kch33!&U4Or9-gj> zGIeBxBmzN@NKI++WdsQgLy(ZC;V^(;VJ#X2*}JAGF1%_C`Ti!vP@xW;DfqVC*;?OJ z6w2OW4wxs-FIzjqiE^-D+o0<*?SG>xqj}t=QaP5;V2pX7G!XBWI!~;x{0WBC-SU{ z=c#S+m_-m@oQlJ&0xH|iR-r-}hp*PG^o;3e`GZV1AI<)x(&^KQS*jEv8;fH0fB-yE zHaZNGvD4nBz>#=b(3-eDi2t-|a1V0Skkf~Eg4!KRgG&&Lb^~Z27HuBWOr@(EY#YQC z>r&!;{17@``219v!thwBa~MFFX->YzM0y%Nfqe0lzJu{QV(W~cA-|+q@0F8T95``LUr;8RRy}+Ic&%M0-`uK+mjHi z#SZiNp0jZ9OtO-@AIf#ITS1*P#h)#fbhZ0#i;c9#nq+edL$^6sg{m9Ka*F1dlOEP< zM8`{1378chWzslK4`?XWFW=mWIVB`qB)bap%zN>gYzx5x`CPq#6R6LPIeJDN7# z#@0gZ1666Dz>CEY-;5ZeLS$6UQLeG-i@h)=jU>m}#Y`bRUTjU8&i}P@^TiThoA~O! z_xpXm-~ab6mz?{wUQn!rz`pU*a11p~ox z{4m*<2(oz*oqf92Ge|5vI7+r{NOrb(bi7g-Knikq=sKZ}K7$pe=56e|vuqwmP>xoc za`J9agO{zl%^>+8CQe;XDp0+FxY7J^I10whaUR*p*XdzEyL_>} zuFns9iT>TF-I64;6Rt`}8A5r>(B0BDbz0Zd=s& zB>+|tix#Xo97fklt>T&!N2F4PtaD(75e#xUqWk!FL|t?WyS>(+bR+d9sjL^o%w$*` z3BbDT(-hV(mglhFz{fHS5>3R79IhlgjUkZBPs?smHm{A-PuY3|GOCQf%{ULX0_WO` zAiJH0yal|M2}y40OQ4^C?hKYoM-{1K&i%tVi@alE!AtG>k$5Af^;l`jX@x!+>HXI58WcV~*kY@5G{i8Slywuu5ms%84Y*YU8`{X4AEtK4)%@YdVp;)t*2aUq0;WKY-{YET>m`0p>OGIr znV@4cl&fuwmUHL@O$DTA)2opB7a(iJ;C4t{oJaWWg0@Y!{6f6qn&nwI8d8jUc>iB` haCYa;fAU=W%3mcKBb@*M diff --git a/example/oxford_sky_masks/000250.png b/example/oxford_sky_masks/000250.png deleted file mode 100644 index 1d2840afe1a5354fad2275430441b4f611336014..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1552 zcmeHHUrZZy9KQ}}E3QNt3)l8W+g)kJ>DsOmdTA|lD><4G&`rf;2DZ6L+!kn$#9kxY z=)%U3a@T8RxQ(?B%bu1%j1Nl_Qb6YYamyATOnpEo-X)DOwz)G?PI2|{!B?M__~6U$ z`}ur-pU?OE%`e~l#^2~dbv1?>004Bsj=*66*ro;m)fKIh08Hvg5CE$4!NBWp;i{jP zR43~5s_LcEAEw`{txoMb&ouq|pl{`E;s!StXM`K!w&Ol)_hQ&BPl=xmy9rxyXr=S~ zDW7dEev6Z#NU9GcxmNxx=3~AW8t5vC_DpX_()>qKP8^wcb=eeeTQraFUj_S9JW{fk z4I~?(*9Dx|!Fp*}x*7H;a;@|o-jUOfDH6g=PNGU}4h@ z+!1T#)59aYUtuv}LadFp_ygcw>Il+hb)L>Cjn=$=S=c zK-tTiX>szsW$Fw&s9&Sbc(7{u6<(LU4EH1|AIw`CFrh{|#Cx$8bkjH_1*2@8oLpojaU_vs-xYMxJys6I_OdGm~SUDsFX^l7V(#eHM1hO$3#t1 z$xOxD5-W?87g<#pW@nCKRcJ}T4-FL9Hw85Twf`H?9DMSjBFh=H+vU?En}0&cC(c|Q z$TskMWG{m4jj5y)oBN+M5>O{-cF^5Ixv-HB`SvJFX{$KU^u>5zs&Wl}v?LmZ3+rqq z0J4lnvM0%qKsGIKl$Y!0P1ed3+?wp+Gq!~SdrnzGa)(;F0{=!i=qW)%te`n?I(Zk$ zlJka0Vor&}u7TYd1T#fjO7H{fC#09X6E+_AV6QRHMO`Jh3Y{(D76*OqWPyDQ%?YV6 z{P$(^=sLS_-3iG(sTdr#689)i9r{BDH2y#Nuf9RD0_?1@Tz4P2eQE2f54Lv&W)B>@ F_!mUWnX>=@ diff --git a/example/oxford_sky_masks/000251.png b/example/oxford_sky_masks/000251.png deleted file mode 100644 index 59bdad6a9717b15d4376c9c30c08191cfb0f730b..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1450 zcmeAS@N?(olHy`uVBq!ia0y~yU}9rnVC>)k3NXmCm3uNUuoil{IEGX(zCFn8Bpc3j z)FJbKw;gl8irO~z=a(JsFVH$Jdm{U>O_9-Y-4oi69f}O#wCxFV6h2Je_JsVg&L;_d z)f4iMHG=8zW0gqs>xe9v}pA3q6Hx4U4D58tyB zsz7Fp6E?<={(>4U%NfekCp23Yal#n9meZB5Pbju5B99?xISoxaNJM;MvSksOjGwF7 zPV`z73I6mx)_kV}X!!nwKYn>fCT5?|@6CVWCbP5c&!Gxmpg{Kt>0{K}br(|y&H#xfKiP9(G$EG{gfdcoX>($Jko^X9~{@C{?%Vc(T{JHsK-km8x2Z}Q{ zeq`RM>8_{T!!Bt*X?D>QBcr$z6_0>MpPE>%z{~2eI;`b*fj!&#Edh+;$t>ve}C-Y=}S`_*B)yM!HU^n5;BxQMzypt38 zRklCbAuIVmw8*=!Mq#HaP^u=qh#AQKdG1O1V@JDrKy`A*ge#4H-mUPpo1i@3c^>c2 zvp*)*aJbub+DLv%+T(a{s`7l-gcIE##VUd3i#00hADi8x`2O(3^GXI!j#kWm%wMGI zZr6Qag81Y2ld~;8MY6DcGWf^2vk9b4f&cOR35|b%wu?0~e#-e{{pq~rr+H6q{*VN5 zW1Rjmy5E~<(=&h4N0)iMuPuIB%T&65GN|(cI?3!_;~&+&J@S=?b#BLuf!yvtUCP&m zB^30JML)S&;r>a@T~GZy+lj*!-8Rzi{p-$6JbiLA<0pfAD*ngXC%(5RvaB?7kUKW} z$;lrPpL&(2Pi}9t>DkWNCV2PdvSttfbMdJ>QouG+)y nzEAIXGxc0REO<7=D{(VenAjwwttBl3P203IPNgN5 zJPIsn=;XL{TB#Ca<*)+>B&OX`8ntQ|#!;cwG*QIVAF}V8dV*r_&{)cnIZl`3ZaYlc z>3N^${dpdJvOM^no7%CxW;=o)J6s*@rx9dR8G;zDmTLl1Ulwp7$kr)W`&%Cb4bNr_ zUv}NQvSsGMpZFbTnZdEp{bE(Q^OYk>?^lqhS|*{)&A=pQ+6-b{}^Gc z_XTJH4rQIgVOVo+vpg2oENdI}x-fkt*MLJJ#$M=j<&v3i62qWF(d@HrBBgxBW2tT6 zv@$5~AunnAOnj6*$2L$t)YWPli?x|O!rKIItLILnC@>GJv~dc!m56+h3>D9?_K;lh zH%XYwfze;CCHk7)*OS;KHt8$dfIpcDp-I}Nc6Yi>4dB4W4B2z3xiwaFn621+o;_Zf z){-{A-t_XYmM8>HDiNCOVUKC@Xx3ZW{Shw3zvE6xR&+HM0Nx~`=X5ttn*v7Nb0md} zzoRz_;Tt_%eVPb^Lz?Fk_%O4Jf1hZ@BEIYIb}!D!W-^4$_p#2(v^1-oV+tJCy6^(D zj08Y5+oWmgqafzdzUCF_7nG@0&#~6tfrO=h_!H7!#vFo686(4Ckt&noWu4+106{wZ6bIP=WKYCf-nHuVY#3m4thJ3Ki);u*Y ze}BFqe-+D{)q9ybbN)?r5>|71(;Xww&Uc;S!kI__@2eXRS+U$~5} A_5c6? diff --git a/example/oxford_sky_masks/000253.png b/example/oxford_sky_masks/000253.png deleted file mode 100644 index a6014e16f8fab764fb5e55ff2009fe9910c0b4a8..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1596 zcmeHIO;8(U7+y$CkS3*eMor>pNE1uEU?8+6E3rTUw+K!AZ4NR4lmP}i)ZK_nY$g<< zA`&)aQV)=%9y~G=4jxRW85LSKyN<+R9EWix#%cExycj3zfn>}yeu?E!$KE`6@btVt z&-*;z`(D2J7i@&0R$Yr>n4;%w*Gm{yEyb{^4{J~XtC!L}7$%kUbalKkRrTxo%sVgd z%s#N5EtP(GR(gTGS-Xn|-<~+{z^PHnN@V+(Jub@Uz%?@-)zgMK7tF%9m~<4Rg4aVg zaEhiZMAmj>kNc6o1+KN?k$;i2Zy0sKJMaRN{v@&${3G-kPEAu!6Ipv|my>YYz>VQ6 z`Z_J)f>m&gv0esSLD|x$xQJ0F2~9h5KN5M;-TaiD*|jWt%rRRT6Y8A?!WHTBsvQ-~ zsCG^eF3{&a6??wiFK)&g@D*WDbOez?*J(d=ym=G^R<$czUVjo|onAuBzi~r(W^zTFb?rfv*xLcFtp^xkq*Qbc9 zUz4W7V1KYUo-o+UtBv-DOq%kfI0CD!X)3_ujbIWl-!0< za>(=^>9Z~iV`3`aq}qsgT>S=JbhJOxG_hnrN6b7npcCX9Q@8T(Bi68($sZd69ZIe6 zs5p#vxFjqLgAVp^(s);U^FhgQ@ytCU;9N#Eplf2Z71JMJX>pB;v@6YA2tQ(ILkSX4 zAhqxKFgam^k8jZZJKUAd#gJZsj9_6Mn1@=!{a-Ns*(sIUi@1xLZ!|#ajtY*B2`E zSQ()AP?_#@E_PZ(r8q8*gNn{Wu?cQjeEPugwT3nJIB?4gL)zR-nUG0@i(L#dGNPQ8)**%~vPg=Y9!JdL$T`gd)rR_=g2;$^>y20M_q^Zx zJn!?q`A&}gb&cv&MqUPk!8p~@tbCKfNKR!il5A-p!QiJ3wlEl}p%&$;-`J9zlQJA=q`MnSJo2!o?{)Ifa(ne{$8S8RxqC#mQrua*ok--5`ny)D8uc6 zYnT;V{i{-cCGI#-vVcL4e@O`p-0Cg|(pTQuD+E=EB&g15PP3%B*+y)1z4f9r_IFB6$R>^r_T6Jii*H7je316H5hokcDVz=qyt9ZYm!aqvXlIM)MOn4S&{{>Yrn=Gm3hMOrA8sEUS2ra#sFGdk_HCsk3qxL5;y%0RPz9%@h@y}+5D0RX zy*<7#abJoaVkX>!EeWHdOff4B%LlF3h*|s%s`v5Xv8&D#46O+Qth$x zHwbM7P|95g@{=BU04k-rI=!s;c#P}6J35PdEqjB6yb|>&KsL)0{}w7v)@%Gb=_D)N z=ps7_r<5-+zh;X!?OzB#0q_hWYwbE9m(U{V6~PQHa;S%(u)kb z6%|;0fw6am=~Z0CEh)M>Pl_RD`${4&*3}^DIK$OEB!8s zZbjVBi3GWRlVMmgiS*L&Ab%o69@#bND$S?1$9G*Z8oj4ZIM33ib|DzLo e{LdG%5@&pM{sUO|ZcQ8g$7^ZSC}-;5`Q#7nzff8L diff --git a/example/oxford_sky_masks/000255.png b/example/oxford_sky_masks/000255.png deleted file mode 100644 index 378d612e6dde007eb9ebb341b460d3485cbad61d..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1933 zcmeHIZ%h++7%otulmptrY75wZ*b>wVlqfZW3LXVZfi@HT2RhoFA#2d~ z<1@$ay%K-1yI?`kxPO!AH~7mw8Pw=}Wj8VL>xgFJD5Wv+n|wLK`=2Kc8_sJbHpA`A zCx!Dol#9PavL{Ybn@tH)n;w7#^Sp4?N*6b&rIEj@ywZZ8Vx_L~f_ULPm&Of8BU6$e z3;9?g?j@|~8Vapdsd`Oo{0G%S5Xf%Z=x%SX-V2Y#1?Zb(v#bDpxAO>zfM^@8D(T1C zYYvz5IW$OIqt(Lcc$%Gjkv1(yDrmFTny8>yN!HQgRCfpP{*(BP>G(;o>awf?{{3ET14}RBcMYkXo*7KE7pD7*-A7DpF zlSMglA#jLmju!8b&#by+ik{|+6c6#ie9-{Vt z=cvpFN-G-Zo0fP7!KZau{t%C$imcnfNzPS9y@_oke*z~lTjWo2uh_d?&!M|sgGp@R zN=JH&tM?i-jswJYoJ-W9)tDF;QAKLTaH^#aP2u931B1U{F|Ttny|XehLXwDYr+$PU z6a5l<7`EL$ONhOj2o3ozAE%LpZ7 zRV}8Z;WIW?Vb!7wG7ENY#*cf~qYYGlZJFw9P!u6|3HqGk(>7MHYm;zdiWC{`$!kfY z-PcxZJ|9rA$h9BcO7GxcZM6d4Nv96_mPIzNNVqI96VC&_$C>yzC{2_ssk_)LD3T!Y+#0QI!hE8&>^)74Bg}ngaa$3&4R;`!dpf?Awl=UCtH); zo(EW3$hNKUr&7)sD}RiMg=I{|fyN%SjSc5CaVY(wHs&j%LBgSSEq07t@bu<}68*l! zhAnVTa|pn)8l-SehmC!aDu-TVTexG%X{LcuqNTRE(tb>bRcB6VDA|lmj2~I3LBDs{ z*jbVGWqt1*Vs8nI`> zxeh`Bk0$zEo=48g%&D7Qm!KE7DcpFhL?ieFDn~cKAA0T>4-Kfwg#VBKrEAQc>K?7Q Ub8I$lH1MC*X-o63?5H~ZJKwfMVE_OC diff --git a/example/oxford_sky_masks/000256.png b/example/oxford_sky_masks/000256.png deleted file mode 100644 index 9d55f2956ffec8ba61ab3fd726fbd0780fbc85c7..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1801 zcmeHIZ%k8H6mQGFR)Ulw_B|ommS?*KMtN%#x;3_CRBR@#&KW{*AhwewI+U^q-3YcK zk;)TZX{KeoK^#k#WeILs7OYgU`gpcUlWw2cmAE;;QX@m(Vn?V{)dFuJI7=rmbqYyj!tae0YsNIgP@j1Hk$2MdW#fXeDgCy~$t z%mf-W0yK7;Pmc@Dbxf+(COUylo+T2Ou_b<@%u0;DOBpqJXv~8|^i1j`qjKXTCZ_f^ zH1^0!Ond&(V!#vl+YJ$kBC*LzM5Mw9)QE}9`WH5dv}feP)_>MqkM3KmpA$Ai7uq&4 zKZMLt1@sRD^y}ay!e(H zo+oa5JiV8k)WW!55_<$HJKf)=cDIgnePG)>8*J`VTw!W!eM2pvakaj6xa*{?Xf`-; zRd$8Wpc4S=->$sW!wV=uT(vB|q;O7?s;UWC9_> zqMV)zcB?XJGoc;(;%FIlh@L`D%Ol}TO)b85L8HuUS))_=$H1f;@ zz+;4c073|hf^mdZ1N*vZ2F(cT0xu)%mq389A@BfYAA`WU$pM#9b_eJ}*@Iv|$_@hQ zy7?Fsq3m}cfv^uj0O`(4?jwA8c8pmZ)CeuhhOL8mPkG@j@0=T+>W{&J>Uby6Bi%Jg z3E?aC&FXH#%v?TX?q06aWuQ6TUnq7Vvv@(nf41~j; zVf{zKF}IS`QSW7Zv4YWHX&Lv$_IP3dFEsAjlf01%c+X)^XKUTVpi*~30I(U9C4q9G zBwe-k2|jA<7tfQu<@9);SW&lHVVQJL3vJ{u$C+wkG+AobJVp;DRtVHGVpyUhgk5hF zt+;CvDoZO#(I0_ID5_%2bJZYhp%mp=Rt523L&^nCmZTg2ODimxHjY0P3;wESK+ zM4C$7{liQ!jr-cyT1_!k~%T(pMYBwKiD*92iNu)X2X zLEsqqWMN(v-+?rN%C$526@9dcX~W|?g2q)SIv4gEgrF&^g&3bcZ3!bPhQR-K|KbQ( Y?Wy+)k3NXmCm3uNUu&wcQaSW+oe0z{F>9Pj{ z%fWa5?W_7&EDSm)ZB>o@l(mXy^CYR%8B?!l9A2};O>&v4=?Mefm5yzhp1ejr-dPh8 zqk@`wE>Dt5nKA8(!r?7T*bqu0J$sGLcx6pV3=3L}YD$`_=_v#4m4R(TTM6sLU8yss z-Qn8ran~rO|BCM6uNaJ}C-{MicCf8XZOfhzl|~N+$4b|>*Auz975*Epz(v7WJGkzbVFPhhn|NI*+D5A`W^AcP9Op zR8wnl{iOFt;WPLD3HNz~g%2533g0{V27UGB(;HaPM*?Rt@^x-`$hr(M5ywyaeaY{T>ZPEAqG5w5sjVq7v zvG zK1p2QUBZgrCvUb^OS}>+%6ll+R@E^lVn_c%IhEz2?~+%zpNwq%E%Be( z#+{P^uTPw8*)5r+YB{~Y+RdFpFYSIj+8+;Wv?t8``C zhFJ^CRDN@>mdx_sv>U`x`^^R9ly929fzjEv`HgbU!GQA$zd51}t{9)NJ0!;Qm1k4; z22PNaV$NZp)NSr)L!i`*5B!ZAjGb*;YxHG~1e{l#-@S+XxZ#z}94x>j!|^bnt;$Ss zPS?Uy0qc)$uymd~MPT0HfYcR6A(F33p7eiUX|ocS6yBD+B6y->qIH{~es z#1Z`I<50(aV)h0}=eZq!R8Q@)n}Zm?yKHz%OOsZd pz8o-p`9eK^3QVHJ6@y6cEBlFQW>bXnpXGq+FHcuLmvv4FO#ldU___c9 diff --git a/example/oxford_sky_masks/000258.png b/example/oxford_sky_masks/000258.png deleted file mode 100644 index 863a7c5ec25d61eb7fa847884bc76c7989d8c724..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1820 zcmeH|ZA=q)9LEnuD6~kS+V;>%X>G|wq_hDF5>U!R8y?zK#*m3{^3Yk8b#>Dc@d3S_ zk3h>sfl)M#&1_w8&aKXh@!^_C>lnuDA`_X*h0B&OU79m&Y9{PX-zvEeYG{>$*l;( zv<8U0b$-6^>Rop9$brwLU90yj8QR)Eh^qpm8v$jhS!42CFNB1&amtD+Q$J)e1UM*~ z)Y|XF<^MI(W|-#eM3aoK;!e45gFni$#^pKQ4-mh$OF33)azcLtVP5nFn$)6_dY5v} zNqu(WOE+KPJcSn_-}cr8&2Mw zFWKlZkR-P&Ty>eT*)IKwTM&w3yuTrrV1>_FYK z(i#PB8%z6L^s{g#exT-=wk8u_JFwwO>3umq-&{)MZM>yVZZ0AOmz=JGUe7Pb1fbp31ZjD4E3;7$K55{51P{34_;KZ3vSXV4;~7Q z05rQ;uwvaDYYPpVi3C!7#C5;-tnDzD#rSmdR|LXzw9q}QiSEv=waRI;(b%3=8m}ep z(V>>Vng6ltJ}R-5DRI8V8Ga9$)O07T7}pPmBCu)D1n1XT^VM;VXm*d$v!2or0For@ z;Vo|Tyb(MLFBF>MDK5c9CXYVOSdQt}I$qk;LR0Fc5i>{qq)M3o#oZ1x>px2?a64N$@=9ZDf`Dr0b5p z#iOVOXY^F%I#IsE)xEMX($Biv*#fZ3!ENx)Krcg3*k`{}snSY-8mk|Gd{=4P8 Zh$mvRZ|qF(pJje~+LEf`3q_3w{{Wn04tM|n diff --git a/example/oxford_sky_masks/000259.png b/example/oxford_sky_masks/000259.png deleted file mode 100644 index e3e7f884654500639058b512c94eb7c5b8f94e7f..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1827 zcmeHIYfM{p6u+>oxwLm%d2B6@jkZFsGNG3uuL*QeHfVU=!C)D4Lba1v*=*1TNRTPL zysr*qEl z{Lb$@@=yLoG&f^6JBSScz-~omdOiSnvjD*BBFF$hD63Kd0IWqtdg_TPucdKL-CXhh zo#RuFC8PN2%)pz%4B2f}8MtaYe!(fs73H;Z?liDTo8HP4XeQKwgE+m`6D{=SH)Gf6SLS zFD+hg5BbJZkR#??xTIsATm3-i)V?R83FcMvC@*Qzx+R1_jIUt^GMg%)K|Ga~SDB!I zCpmjc`ROTGhBJu@s%};Kjet$&w~1Ic;&?GFp{~I%Mc5>*IWASKHzbkEg-!ug;O0BN z4==zX-QY7e#|<#CSM>)JYp|2z#C&KU)%efeTGj`qkneEfFSSE@`;g|)>;%el4-!kN zQ27~hl3i&!1FbaLZJNEa4pc^R*lW!PpcS*dO(PkxSZjq>#PfOgRJIbb-se@a9a;&l z4p;I1xgZPHUjt^Mo$I(rJM0gkeD#mq#$p^rY{p+bR52cCFLa4%@b&+smCY7beg|d;0~ksgSXIN`XwS-WwBl( z{V|6!)NEnH2MRrqBL7MC-Dm%!DI^bu{8S` z8%_r?aSVh1Zd>S+l#WrmOuXTiuYb#EWK-o#pE7n?j4Lkjc!H;uk@yK3&YAX~F0-Ah z=+LAv3J)WL58S06uE|!oPz+ z*UYiRdwliYQ-UO;b+y@{hofD&6+_Em_*~YW{T*MUW6rCDnXisdM5_+Um&6lb-dncE z^f50wp3?HwvXNA1fy|>?JZ{vK(q?cb4v2yHJC+!-2W^?80j#nIgK{ohqXk+V2o}hs3Z>XWX<^u|N)Z%nU4f)?($z6OM3~SX z#n01LzQTuTBoihfW*LS76FD8yI;Y93W@fnLgp-jmt;~(lPQ;z!Vs^31W!c59p6CDM z_rCup@6Fqy+?f+Z-AE-62tjgLmWn_KAQ1?}6966%B1zS90)fnyXYJTsLwr0*6wgWt zfs>vWqPhcXIOuKm-fxQIQwkuT{7hNL1^1r+ia88#oHm52E;4WD>bF3J>|ry?mA$8_ zp{T-{rA=-U)XpA0_IFVqwkuP=#vzwKzF|STYI9f0<@OTfD}h1RmqL{nAsS5qS+L-ufzFZ30T zG}ANW3HSvoAs($)G{A*^bWI>aaK9|UkD99b8p`oKz`OG2U*bGnZTtNgzJoIuyC`)0 zib=i|&!^!>j$dhUr{Zg9+VFwzRyBH{>y`dutJcO3>;?UrR?9-gziB!yjK6jS4r3(h zXizYms*QX~MZzB(Lj$q6M_HwrHL+>@WwEgVZ9Z7xZN+AgMqP^INzA3tm7J@|%WC5R zv{4uDsN~LtT!YVm6K&mUZ|>Ekb}F8t)e-c17?Z zOAt8GLEP45unkstr$F}H`fHratcD~5q4qZ*890q2{|=QE_>whjT6kce%V!PZZ7X zdTzzdngUstBOvXEJ<0UFK!fuV-SSo2#urF$fv^8P2z2xPl)i{z-HoUXQ}vF6Ffkt@A3 z(@K%G*}RBlK*j7FYL`<84riX-u+?&esc(tk9prrl4ri?k-fAm@ih0vO8k`Lk$B-$j z8bzi&gV#dEQFv~7sYfgqSopccTe5Jtwq9N?Mti63A;%0DsV zCqCjg`Ss}s+CU$KlXuMwEF32lVN$pfuaI8Elw8x|fKI!iW%+Am9_B*$##1P2ThUQQ7rwRC}1wAx;N+pZglr-D>2oYQqu(%PE%F9jwr9;KpQs6k>9hWQ?nC$m056#U?J@-M8;G|t` zJ!*FNhXTP_d?+!``iETt*nZ#o+!W2y3qMcLc*QFlKGyaNT?K+L$>Ush_i6i0Wm$i+ zy9OFyeF7FhagtX14a*Bts*&+M#Wc&(Gkp?x!sKA-BYbhr{Rj%a3D+~=R3ery=(dxr zTM#pS=udyjz@ZPB7Nm*D&p5SjEgcExj5B~>zWY#2J-0Hz$VfEt!z4j5g+wfBAD~Ty zHs%6hMn)$4)|660LGdBrWmpLo`klYbYQ5dBy8S=)C;t<#aZi*mBAPmXhqBK9XUem8 KW(|ooO@9EXS~1}O diff --git a/example/oxford_sky_masks/000261.png b/example/oxford_sky_masks/000261.png deleted file mode 100644 index 45205a15e8e8c6e06360fd82207ebe54cf643e4f..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1813 zcmeH|ZA?>F7{@QlDlfN|7p*O*^i7y(x>8iY0a`AUUMScU-E;x$g^C%9)S60}0~KyB zXdSe-W1(7bO`4@u#|Rs4PUg$)+*)Ds!JEjCjWlayW9qtYC?hlO7TvP=VaxoyPrv{3 zKmX@BCnqO4#}uW7^r(a=008K)EMEx#3upik)*e9_KoYG11_0UwoG;m`54(3Y?3LRx zAph#)pALUtiL01#=&C(?N3$Ec5UH|L-EAiM>>9z03}eGN_`h4L;T#j9R5Gf&tt6lI zUW#rvrjvcshOAaLsJ5F)8D@a#$aWj~I(7~2sre^yifqKLdD;Nw6r0IE9q#%CG@27` z^s`*P=MYTS&)^<&!f5}07Dn?H-ufd*PEaVLtG2%#xVRE=u_==3s0@y<@R>gzBt714dGUWqI5BJJCr;N7@K1Bytz{GF%YV zZS1$8(XNH_sxu~6c5ipLr5tSvCk$jW)l)F$4Oq#_r^-N9GCtue^u`siEI)Pg6)SM)jQu&J%N5L}OsOcp;Llm`;jK6pQZ$Khk zb)lT7on*Q{LPZ@Eel*SX`V6wB;Xsk&Qnh}ya#A$JbRA|_8p+Gx2h!=u8f%Qquy z+NGB$cd{zY=Y*b2?3Q3nbiJD8HsU(NPKsyoZH7(iCGKH-y`e#T+^6&6gaNG5R}44; zk}pIvTZ#j{1U5aHQVph~}g01srauP6qN2k2Q}{RvMT@zB2( z`poQxULo8x>Kb;}cp z&7GE~mh)3s)A3g2m}Fm#b5t!w7G1E~FPVNod;C&tuBaydAfCvcUSpMy74K6!FMH)g zvo;ZWRD37)f#o)9I#F!Yv`-LStne?~HJkugVaSAFFA;7cU&OUrHHW)?xV$ z94zQvJCV0IolI^#qe;xVuDI<#M!fImKy{X>$P7y>I9Sq~GEv%*Ms8?4scBhW?W_w5 ze1a^33c>`eMeXOk2hf{-0II{MA{Kg@v2np@EY0)?9E5v$Aon7>){Pf$D3pObj8CEbjNY(tPXD0t&{{5bx d_cqQv2CTpGhp%M6yE*jV!3CxHeR-;uKLDR`95(;} diff --git a/example/oxford_sky_masks/000262.png b/example/oxford_sky_masks/000262.png deleted file mode 100644 index b2f9758017fb0fe0d8c2feddb6c4481a46e47d03..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1889 zcmeHIYfMvT7%s@Amji+z_7n%FH_Ds>EkR)-f-TUBbfr3H#JLuVEEP9~K?D&gX%9Ei zUSuFBqzP)vxKs=ZUbwUq&k>O=RtAZeG;1{JP_d>?!01|V&Mf}g@BMn-=Y5{{@_pZr zuUf!Q^}&r_8#XY6nNic#<{;n-rPs~W#oae#_)HiaHC=0-2VbVx z?gLk7juiNsW@obn)3!Y)7O(Fm`f_b&fE#oN3EryQIh2nV5{UdHshjCj?ix|7r`{7d zCsH5?%%DfAv zsR_6)5A5<+#e;aX*hm9m2k=_gk!&L4MAGsk9|YkZ?bEjO$fl zra0Tmpx!FiH13+LSO~-mYn?}dUD6WgM5k0P315`3A92XaKVn?y!K1Xgy9!p%(o5A% z2biJ>{paQ57Rc`c=U9gB~lhuYrX)? zhlxYeXiIj2{Bzqe^m@hf=qW&tsM^|BI;;l(ZQ@jJv#&Oq(}g=q&O<5OECx+BPK1q0Opj>xG? zGqhs0c0lt9;S0@UqHX=u`I-3Q8tqf%HM|Ci1_~Rdw>GAJK=?SOd#Jy}?Mo;~Ww4hR(f^IjCqD3%?o{5WOJaido9f<=> zGjVG34q0ioj@eUZ215_9&3;b`C8N!@A!(Jv%FE9yyx866lTVdx0&5C+d zscj*DzkGsmglLPiueJDCBiS3$9?(QP>H*MJY|oTzNHSiQAcApCQI+5JuqAL4=K;Bc z|AuAe^t3~A2O0`DZJr1;1*6{VbjDBBmM1_=Wd|*9NU$II+!zGJ)OL{bjDiaY-nbTs zIevB5WR>=js(}#9G_SUoh^cT>^6rSd>rTU{qLV0%DDE^YXOA(u11@IkW~~j-C5lGz zgeWa!MdTrZ935*L*baONuVUA0Z@Q?t#+o+CWOt^*?)LP_7VQLe9i>P<21=7zf&GlU zF+q1$AN^9rJ^zb)biesw*IBz~cmssYX!BmIJlLLwkzwqE&=GkjXiJvorzLp!VWC!c zq`?rw?&Lz{iI~~I#4DnZ!_zR5(G9mx~ diff --git a/example/oxford_sky_masks/000263.png b/example/oxford_sky_masks/000263.png deleted file mode 100644 index 44ffc8cfc30e3fceb6cc5fa6fe6f7d36f67184a9..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1864 zcmeH|YfMvT7{|*cwv+Y*FnDUZ^ zC>fqpvl|(fgDpXDTW7cCCzF|F{T_QJjaAj8T3uMQG`6S){0EcgRIIhxVYG)hUl*Nd zg2XQ2fU>Zvto=h)b%_xOitNQh%r=ghv*|F{G z+((;B6i*N-9naUFAq(hOiL*S#NVfyd2EW_>rsdzZ2IHo!ZO9gsu>KvWcy|_!Q%mDq zWXNccE0E9?*}{F2`;aDYqRGc;@?bp1{4-7Ny%oKc>nv>$Ck{eNR7#gG8v7rOrMxkz z<^|5oCTKbh|JH;E5__OD>{&u>yFCDn)Avt}#g!}q6N;L2>vXP9wIkF##knF%?1MhR zromdBy%>!%?68d$mMroolr^E&Y^6`7W2YJ7ToEU>Lskq;sO__J(KzFdsWEklh(A$C zokhEhjs4JbY)I`$H%ow|B1(yd=^8IUe%KJ?V4Cj(tC`eC=%B8#4~oaa)eavs6Ihi~ z@1bG(#&)O(3x^zmW+s1CK{cay^_E`f47LP2!pv#F=^RRhh8Zjup-b2jZt~P`N&ib%+Q>EA=bLaoE@T zEkWU>AVMC4PmmEX+xn7tfM?h|(M3Iid}{RKFr%KcH==obU*&wjq{Irm)x3G0Ch{ua z`&zs6F7q^^HlRCye!E6o`AVbZfNw$2_9dYR@GU&(zZCgeMIL~!>N0mJ$^+edD`D|x0l4Ikesrn#_2`&pL7ASn3dz(8dwO4~mU4ni9;hpuLtQ?tx4g70{WU@ya!l%5!oHE1kWYi*} z04O#P7yF?25K#slMlIPWdj_;8f(Obj50C2gxP^17t21C;J#rkz#`eg|C5zfq0F?@e zug?~52->tg0F^CUyU-L9`>Hjj3xQ?AQEP9)fQPMLFj%nfa9 zZHl=*S3IZl)5mL90LrUgNK`}TP)iT@k4Ualv45Y}bE*An?Q*b}#NEwVs@p*5)Ir&r zk*o4_C%zI?Lmr$Jj!+QaddKUBqa$DNRn92E4Sa%6?Q-q;yQyJWV}!L`uTb70`~UdY d|MZ`~#!3WRB)j#PM9MdxNTouRH7cuU{SyajBxC>p diff --git a/example/oxford_sky_masks/000264.png b/example/oxford_sky_masks/000264.png deleted file mode 100644 index b2276ee50b9f84be376e04e8a757d808f9163dbb..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1818 zcmeH|YfMvT7{^Pww3H*FTzZN?p@r6IX-kPBBDc0eTT1IXsVE3^6qsDJ(;#IN#-Kf* zz-(z05O5*ZO+=+>0z*L^=QwE{b00iWF3zMI(+n>oY!E;sJ20bWU$>9@^!xvwJo)F% z`+j(j?~*02A^DSVINTbsNT|T!@NPJqQymc-;HYk8VjRxRAr>a?);c{Oa^g=&@UBBI zUQ!psQ}}U)oMQTceDj_>Ffq%e+_%!?4|A&%a0@r5lL}oB;!Kv7zNK14EN2cH{fD@Q zrR;eDHvb5UHz#qW!a^b=rnAyugNai_pdJS3$6dA@(s@5q6B3S&wC@4?#{FcSD zs{&NgdI^ZcJeQMx0`&xnjN@lj5sJ1*R&rr3^sA_3#1hn1Lh%djeGfTd?o+3m(4#IM{<7Ne1$&6OjT9bHr&OFmT# zJT)y+5O>k5ItO5`gf*UuA0yj!=slnyWR`{O6~%t9@mI)s?RDq}KmqM*ujtc`-IG9d zz#R?yFh0>UZyP!K^Qr*5W~=quG~ZLbEpTt9HiW=yKY59@L>rE1H?ZDt(0C4%iIu*~ zhI8Ouv7hfFV=gF@D1G7#x!_%ipHEzq;0mxb0_Hp-VLZ-)ai2 zhG~v99=U4Y1e4We&=FIbj$?ZP6fjeW*-h6eGP%<0prL|tSN;|GU{eK!osj>Qru`Il zV!q!E`T#GpM#?%SKdSC0wWjsgJhN$hdEFZFSfgXRTH=VaZa_+H4RD7#3i2>6=mzXr zKr_wczShtIvUf7PgF;?%GwY>cJA`wpey~-nZFmN2w(uIKH;(BYpQzV6KDIg|u67^T zTTOsGnkc#_w#PtoD57WD-||6duKtPrKCmZ@{+iBus_0qc2`rb)*E_CFYE>~a{nH%i zX%nJPwF_V}@F1+#qpc}f*8^Tj@g(CWDGGo|1#?S_L0L=`7`+y+>PQ@F^P`&9S?Nj1_VFO&UqTQyov>0NHk)uCE6lQ^v zqvSdIP1gnb!(>e6{N_S?@G}|Oy3T}U@3DQO%?a~Pg6oEOnlV*xr%aK@Qd&AXAKBRO zpTI12EV1Qm=Q4f5%`HkyeYF zpn{RHA_dk{n7m3|4j(lBu1^D}4$W{JfeT6LwVii%wNDFV==o4#!UUmxZlXZv5@eW`zQ8;jIuRa>l$q^Kt=pPqQ9On8N#Q~ejjQw2N# diff --git a/example/oxford_sky_masks/000265.png b/example/oxford_sky_masks/000265.png deleted file mode 100644 index a030a2626b75a15147f64258a87b036ee618cc63..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 2065 zcmeH|YfMvT7{?1Jv=p^aYlk=5x0fT>7E_~B=o~$imOBM6$nY|h=u{L^hZjUqJg2rG z(gPZAmD%Z}I*>+XYDJA_$@Vt7naw7^*10sE%%l;=x_H4E-P?+Z+sA$0xA*z~p5J?( z^PDub8Ve2MVkgJ4Sgdh5*}4)ID>9nJim8}yTDF@rOMhm3z#UWTQ3OZyO5$(@t;w7FjCRSc#ETa4`t zi>fA%fqj_3CZA^zY7=>>XEd;IX-i~~$M(Q=GWx*rHFFgn0UR){L3|eD*+wNF33NNn4 zf>(^U;YrBHm6FZiF1xo00n9rY0lRSnw8M71Tf7?FjqNp~tCZdZwd_KMb8Ka93#bqDx?Jfxg7uB4DczGy;9 zinkU;E@MCHx`i*7WC8=XHguQLD?p&n_*t8nif}AIAPV29H|ylY3nI?CpZx^Q5XY&_ zG3(9{Zc!#!P0yrU$K$MbI6ax{YaSc4538Aifqb(rnk*Gp(`(dHbxPlu5m}Wy6P%*+ zYz;(rWp?G#Z4tp%*CBKlw-bBKDM#X^nk~VG3Q1zZQDI@htAx2|06rU&H*lvQm`L1f zdqyunqec5KG1pzKaaKD%54$??DSD@N_F8EYxg704L61O;R-v{@{(5G11s|=Vr6w(S z)MZ72VV-bg*?`Wh`(A3dE{lJPHn@<}DefngNL@s)gS8c0Bpj}p6g=eGd&gqWpBFPy zGN4_fE5z)3>XWO)641&2&9jvruLh>HijI2hkth^><9S9$haym|^2v5)@;i$={RD`25 z@R!lZq7ijTLtSPVMdyaQ2#s73j`VOZoi-ZH=#qr5hY#qKaMY+#b%A%I1^$}gL6>E} z#crH;Oe0euxOU=rc@d`>T3|9cfpG29D7!?n0VcT5XYYU)>3*hlcx+<){O;in;sd74 z&kbG<*FD1rDkg0I=t}N=?n+xcHJjT&xkydwGKsL!AB*~XhlO8H3ij2sWMlx|4Kyky zd^PL6CG7%Q5S06}^}52;DjAo!3vbdbl{)4nt-pXj&)#LNSJmTs-3sl1eiAzg7SQQx z5R9c&2xe^JsnC=g*yV7tKkBM>TM_EhFD+Wa5i%vS>I>dhze9t+99ei{g}6-BM-`Ew z-wBtq!BZD;6_|TQiy!DtLbMvBN)n;Hi%+MN2+lSw$~p%YQ|I6W z;eG1GjNrX7yvRs@oA(RY%71ltc#oG19c*t8JX&^^OC@11I#4qJUL-uk@-&dl;jp35Fi*ipK+5V=eUCunT_HjhSucyy9ztm7G zBk|`20XHlX+CBtNwEr0FUvvInzWdew`!-%jY0bBjK7abDKJ;IolU1lYkAK|wHY8A{< zF@qGx@pbf7s}@HDH}qvHiDqOvMJ)=_H$?{8Ib1U;8Qdp5OhSd+z_7 zH`!lQAocQC=s}~=ykt2NIgLi2N29syV?uxyGH-{BMsxp7CdpV==kmu*mRgy}VcgvJ zCS=v#hqpRN;TNuNT`PaDcI1&oibZCXe6Po&z_(dsjv~ao1-&~zA$B&KT&Y-Qo<#5Z z&%}=KYri>vgy3M?kWqG`Y_agUsyClxE7Htdw7@r}!qGJ3f(Nk64IP{qg`;EWOpTZM z0UEA79e7<7A6|NkT8u3vR<%sZTAAF~`obznua5A>o@sM=FASGI?lloHSg!Uo?}hQQ zytji$#hxM0c)@~Nz4!*@i{&D$mVuly{y}j{c2&RFO!2W%+}C^po$*-9_Ax$OVq1}t zQFT;2Krygg99TU<(h)p7A4 zMaL@f6tgGV&U(o{r`ss%yg@C*0&o`loPMJKHbTtJxiM(UlfEJ<#8)%OGJ@8U zm~$=K7I!t1EK_t5i{+CZFWHlNO`%CucW7uAP4g#s_jQ_l09j-J03OB#MJ2k)7Ze7~MgTeF=Kz*s z5umt;b~zOWO#y&Baw&j#Oa+Q3Xcs8%8#SdS)vxKK0)RUv1w}L(ykLSiqtoO8$Rt+) z;9^oxe2E5wqDQYu2OuS{iwDo^hu~3)W!OjXj!p70&zJ07vfayVanHl1uK_+fv;)9) z`55yh`;BZj*if2I=7J4$c{$i{MEB=vld2aP;=-wTv>N0a^q0fnR2JDT9<1SEivZN3 z4crM{Oz8Ac2!*|t3AvE%h#^F@=eaW;mX=K$hAT_+8un2cJF(=x%6fVCYF!qBRwA>N>+mLf?RE8EO;d zHXIH)4HuAemINmY3agj(z#ui-Ly1M*xlWxsYs`=jIr+&sj`q#|&Ya2k;%=#vJ!QVK zaOQFfMNO4dY`HjpIh;MdzXF{iR_kg&gp7 zo4wtVg?lQ0gm6wZQ{76@i^0P@!qTrm`&6M6ENP^wn%6Q!>Mv)M=q)KRee&&|O$} z;0#Q!x8NQ3E&macXk7&j44k^eFVVhV2dVW`LNQECr{t{fPUXq-O=tWHDv}OuUeK=Ff}~ko;j@h}l;J{ki9TalhdJaimz-x{E!N zL7!?Qm@V%ZeWIYOxBhJvjzdNtV&&Ay8b;>f;1`8vyaLlVNM-#20hGP z{tbczVvUR_!rDIv;lz)a!hR=2^jzD?6h7LFUG<>zU4< t1L>!p27XY?x({pnfBVl){UqeY{dJUxxJF^Wdp@H;vHXo*qBQ5x-qRWwieM(u|0?y-JT zew)AP-o%gc;WTZB-Q*3f(iYC{3D}NwP%Q5`eq?Ep1I%f z8AW&B!uU`#o{1X#l+ay_9fX?gnfnZXrbO;tm>FU_GII?ND8xN$wL)y?aH-)TwaKlu z_CtmEu--61LGD@XDf9#%E-*Z%;@w&-8Y*;LiXA}qYAedW^igT<_l#`+UtDVITTr3% z5^rGVXii1Jmk%hW8#c=PsV+5k1CrY>aRwBl>WVSXMe?Bjq;(qVb9}XJ?nv!NgwFVy zf86y0<7W^{^Bq?$6yRS;CXilH|KZkm4XTPyk^3GSQEF^5M!Wlc@&4_4mQ`sx=n^m+ zpmEKOm?-#}y;NGDNK5Wl3(W>i#d&1h(?T$fEyi^BX5UNxQauYhVC#1Y=-tqD^iEo% zB25crdcdaCFEF~H2G@Ly8djszNsWp|$8f&TEKG^q28M!}Ujf4<;u@Ea`-|9QT z?PKwO8HDDcGsFWx@LkzFHM~O{u_F(wqTOt;qYIj8ff~LksVN4k-xK?dEu=y}2#8tD zGzVytBX@yT>OKwx)x}8x`@nTX^3%Hms{UsDw%R8q^f?jdU3d zs|vj5TQ-e>;pwjy4DB0WbwlUyTi9jOATkah?GXAC)QzzN7URdD$U%uGQzzC^w`QlD zw3dJfrSF01IxaK0j;*8y*yNZ=Q`=Ix)duUt&*@`9oZ3B^1np{9t#Vei7VKI;0D_al zWsA!H9$pHU<(#H_57jydwHj^3sA-IPu|y7B+8U-HgX=?W1r$pgTkVjP+lSygG-?PSo zKZ4px(*=)XRJMZ7$J*d6vOSnJltmt^9$f1xk*7(&XB-Q@1$2i*TIbpp zcdc4Toqj&@U6LiqFUG-7d!~Y-uXWNJ*$`&3a U+R-W3+8+VBPnUNy_nrEG1J0nDX#fBK diff --git a/example/oxford_sky_masks/000268.png b/example/oxford_sky_masks/000268.png deleted file mode 100644 index 144711a9c80d120098bb93fd78b40373b92568b7..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 2077 zcmeHIZA?>V7_EZPLPaQ)@?|Kulp1I$);P5=#7i%NmeQ#pRU}qB{2m0yM;VHYdmR+T zUh7vCbwuYnK}9MmiW0Ah-X?Wy@n*8|M)8rg8biuJ3?VX^$(IjRNAswX|UF=&YrKO>ZfrNLt=TZ1Ej%p;Whr6FU>Y?+QIvY$|r9XzAT zHb^VTg}Aas8fsMAPS7ZM8&{g7VMeWOE4_sDCzLxo_{KupEP4(34WazHBfLk*yf*aE zQ`(*;_#n&iD^_k}5pP(dK+1D%(T+wMYx_bp3lR`kn$%52;ln|SgmRtjwL$B?qP_3< zmJUUqh)*E>?C$-$Ole|9qe%3$YG2VEv<2NFvLkr`-MgKpv?L}$A@y9)uB0!}f#??D zUF00QyPn(Ji!ecoB#%j(3LTr!I~E-&AfhC8REWq>D8neaW@(QBF# ztc0jJ>NKeXUnE-jk%D1Nk))6_n_zsg?H+9J*H#QhEAg6or)hJ@@Dxb5&^83Q655VI zqN{k#0jKFt-mne|dA1?w$Z9(V9nnOM2?}Aukx0(XKdN%3Go3HFqCU3hak93;CQ zlV$!^eox-$8eeKEoMgEclcgUqjVq9xr|Yc{Bs+o!C=Bi{u&p8yIhQed&2iTm$CoTJLG-Jm@sF3R~6N!(Q&yks`do z(NAf>7cWa5%NWQh!Gc19#Ic-cM<*ReS>0>(v612Pu({^(MFR_WLQxan$9qZY$xJ-d zaSq>RD0BzAGCa|G0mxKy_l#=>Ft4md)W@%!kPX65EO$bd;<0u%ahqe1n5^{Bm*x%N zVW)?vaD}YAu`Jw}F|gp2cK|YtlL~J-j>>Vz>HV!<+s3p+r^TyppifYK3MuHh#-f1? z@1%#8vgjV6)8dU(g_ni)#J}Tp5#~}#=H8os2T^Yw?h&8>0c z8SMLx3NMd|8_yN?l70A5cclK1H)d}LyVRXKdaJW3P3+w3_3v|}>XVF`L*kpr_v|`L z9WjSjX_gQ=NVIE2z@d+fWU-&Sjrx6H9lyiZ+~-CFK=ae=If^!a}J5_B10Uuuer0KcZQSPK>A?UIYPa^@iTAbcEIX^jAFqp zxSI2mBR(WKJuJQ6xDrz|d*I4jd1=-_41z4RZHP$%Jn!yqxQOA~>>%)qUN?^4iHSc~8k zy+V(xn`7i^az7=9C%6>ss`ZUheme4ukU*+2imOW;S8wN?g>~gZwYi(>cl)@atl?vm zDV9z;u1XI}2KVO#r>k(ZzE)V20Q&|$c9grOj}>0lKw!ZymPgcET8^&+KSA&T_^R@x zPFNt+qORgmO?pT&JRG^GLzGEH8&%c2)XlZ?TosD=TG2Gl9>V@1lu` zq*A-`PX>j&5wFBHW@jV^mKxf#r*i1f$)Gu%oqsZM3I7MvGVC;xPtIRZEqZaDJ`NA( zuR?cT@WbqFQjdgPdNMuyz2u{g|3CkIfB*e9Ues-#_H!&Vj~ey<@8@6|)me1)*M9@T Cl6av2 diff --git a/example/oxford_sky_masks/000269.png b/example/oxford_sky_masks/000269.png deleted file mode 100644 index 23fb21906fc8e07fad7dc45e25c847f7a4f9cebf..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 2041 zcmeH|`%hD67{?0=Ev-shdRe`U_CQfap|gvig(1bZw1O3oTalI3REcNI3r4Yy0n>B1 zl}Jw;PzORzHfK?E9ZbC9<{`>yVl;~mFB3^aGm{P->7qi!b#Kem|6o7um+$+1pU?At zpZ7h#oaS6z)h22=K$UJgfqduUD(Oqr5@@@*R5s(Bii+ z08qIa0G^ivfWfg2fH3@)H4iIBsikB@?<%;|Q# z2>9JN@2#5gQJWqM%S;pxK-oyCW}B*mcFuaUrH=(KJI2+=+?C4``qw)OO+}{m+|y(q zDZ_bS7@Cl1XQBngKxBw1J?u3@$Qu+_7^&ixPBxJxIuge>O>D< z-~i970${V_2zi05#SOv9HOZnZ3BrhhoBmnBtYPCH|}#1l{!61iTu6qpL6O&c_g zNSo#=Ez5O*6uIZw{Cu5lH@1lwi5W)@naVszr+y*J2?a>dO_z8s@3MkSPC9!=v08mY zrK3kT%?g*sfLJtgT`lJ@wj29~$P)RP0XIxE3jJ&yaCZo*(9fH5uRY7%907k#QrX5@ z-XZ}1BA$BqgaAx1Tz>K3EeUe2fhZ!x=JU&Ah>)zZaJirYzFPF?|}Exy5B z^*85A3~I1c>gyr)^=Ejl>`Iu~X-w4%L0J3jdFOEnbB*-T`r4SuIEL~TquMsk=yZjG zna4dZiEY6HG3GYsv0$6#v3OD(Xd4&o5d9hT!WITSK^d-B$dKtPFm`7{0(lud6ZEN~ zM;VW$ld*yBx+uczt9RN18M7N`Bd&FXI*>e-5;5XBM5F^xUs)qYqzj&qb6d8XF_Y8< zMKWHIq1Y1i`vp{TIM^48)zQi$kTFk$aY^6}8MVx-GR^&*Zq^_c2JxF_SJa4^$@Y`T z=inA!62+m$kIcIJDqd6B3L$gY;OlcXOPCjPJr?J&G-)NoP@d(!uoWX8gYGkg!Dn+e z0<6oRb-J>N_rbm7A+eQl(ugm>HGV^+v6EscJ(Z+m+2|S1RwEVM;H0ztN>ZgTLHUd` zXuF3#H#L*(M3GD+S)Q#t%h_iW7+2|`suNE8P1bO5=5PIcC^wzb1lX$ zqbE!SCE24*Wl56QfnZdXaoI86s7(x2GyWhiI6FYp=8~-M&_L7}A(tfvqMq@JFteNQ zp}NIj`VJ#kz^{e;90L?Uqt-BDqo=~X9iS>>gkCtStc_1o1&4?jNS(c$ej8f_MJwKm z%SNI}Dat3=SevNTCMK$V4O4VIoz=KRPAX$JWI7)q!~ zhsd7T8W9z3Bzf4w_%!8U(_Ni=$kd}56U}P&wcJf4{G<-Mq?(R?5TAdKHts6IF6B@j ze2~xWZ7EQt57pnTYp$tsFX>HDrC*-n_ogWSrnnOV%X~NE-I6{)riApKSEm0Ue7*>~ to$yXiX$rsnH|-Qui2c9)ufE2w{tzcT9Br3f&j|d}wJM$RZ04s2{{dF;ZVCVZ diff --git a/example/oxford_sky_masks/000270.png b/example/oxford_sky_masks/000270.png deleted file mode 100644 index f25f71aa616d214d29a5169e47238a07542016ab..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 2040 zcmeHI>razs6fcaGUS6j*_T`uJob&w7<@cPt zZ*{tmXGhsYArJ_50)B#sK(Hnf2v+Av;2?MtPY4JE+Yv!R?A}tV#d}nF4$sl%-nn<) z(XJKh9Fg_8RrKQ3)oX*M2+=rIinY~8=hCGs&1l-_G3webbRoJ8`;~Nu;pWKB45dKT zBk&AXhp(MMmyCgY-JUj2_hR%Opi4_DP`N~H zau5wFxvI1LMVB$Umv3*DURtU_nLyto+F=O@jynS*pmz@hD$zCwxQPa#R0n_2ag5&T z+slJM9rA*JShQckQFRCwX%GnLjfWboh$vA@D$q&5N+btVpre2)bO^8piT*(~N(TFH z)Szgv8&L2%`bg>|jcC(4`he#$qJZ5DsQ!Sh$QmZG7X1uQ)TFud8C}}1K#z>{(a3f- zjK%gTxfwQAxUn+?2AbsO22OEucni_cah#|LRCTStBLqqVN(70nwX+@P>D~S%TA)OB zrocp#f?TGWlaqEd4}@$*Lt*2$Do{UQCAtl$K(_!@fMXx923-eRjlKqd9cl*D0FD9b z!EPA3!?3(e%0w*{cY`huE#Eh~b7S?=?9{xhQWlRS#coWzpe)UiU_x%0*i_ZbP;TL`-2DU@Bf6)^3WD~)OL3P`OSYBf`**=kNcGnBQK{3W#*yMiAhk7%F4OaaRx z;|P8jRC6t3nr3C+K^GT>YRujSv0nOwmzTH_Ivp~_$@dHOIThDODaLk8gpk_mZvr(_ zK5YJYItYRR9n=Gw7H}Pw_nZBvLBy8G?!J}Ab(a%K-dy<6v>y~;(dM?ATnqxpBAiLEcPj9? z0(?;F0h*&^^c4hGRrRdi9=&}k10}&RsY(kTX%U)GhX^r<0P@1LTGRYgn$OBy#j5Zxa5 z)hZ;01iCD$q02$FekogiH%#b4`UbPr-B1?6VX`oMAe+u=qK;xmbW~-Tyf^GY;kJQv zIxCC%JI1rPmaEOWn4p{=3bziV>sfy~miwkrT*Ew4yPepK5o(*xR!ODT1vHVfG_%Tw z_;X{-=#O*ZCd%@l*{v)`eCEG(??nz=zdX_t_Fer<_P0JBj&5~&@D%A27`2mM{35Ktm)JNfC_7u%2=#D9p94 zsQ3n1s9hzU2_aK1&7(+%;8_ z)=?^1)eQhy+WQ;{(GJTtCIcjYx&lVv1#@ZQ(}Z{^-1-%L|7h?!%4OXYvB#PVEMo07 zXR}9IqCZ27Qkl%CxjD7i-F*m1yY)H5eQkO$Al+4hrBLJgI4_v@LO#SS00X{t{D|&T zeFyUT)I#?G$kS@bA(RB)WK+=1?LLJ-l^KnH#zmGVz(DHCV`tvyGPn9X8CP{m{z7HN-smh zEO-|VW2dgurSrtfa*8P3hsus%h%|idGSz9d4hnccd8X?^SMx;5@=lS2 z&}f6;RyeXNI)a@7LiH-0+BiyjK)Dsr1O>EPeSjHJZv~m$Pa>WtR7MAZAna&!Hg6Ao zVA~54!E-s8yNSzYWaD^Bn6WN-yW6vJmcVI=DfaT|2X+UOL%A@u8K!2YpW z?%d0SWP|6N5SZR}9&J$#1KRL{T*?|o_}XUB;X9tt$IWG64cp0+^ll&ueY`Ig*R;F{ zAyc2}@;&Dx+dXIfU9?+u&TQozc@Z)hQ;cMTdz?~xkH;nOpy+TU#VUdIaKw0=F>48- z1^V5Z!MH*^qiaPO7J;isH;i1eE&%~r{r-t0qvWz*3si1SoH8GX*X8*Nm^A&mdALcA%`5>by1|;LdmNPlC#4#)mqFEiPcqI zcY0fPRkf(ohstW|;nX3apl2d^1mzqrNiNBpC6|^{@{>X@(B2aId86!5;zQjEq=Wjb ztp(X;ZAG6$uWSQowj&+$*UmXMU}04~&PA5Gs_)eSLwPkv;PfHIVADkO$Q@2kNnD9| zHehl~XMR%f1;!pcn={IO=+~j|NA}s4p;S<`8Lf5@vG}TkYF|*%rT$_r%N<#pFK7fc z(m_KVeSZH4-Dm+-(Iv8Lq-*(;fpWMeaM{{H!+hd=(@4A#b;eemRCE0@=r4&|IjNoV ziLQg@V@8_shO=0|5MEKcM$mx0W!y%*9A99;+NXy34V|LWAUW*bXzSN-9ej^?d_J=? zt27vh3v6sSd2YRqiEecj36K+SbRWfg6X$b21dhRH(^PqGLmhsKV~@PZn9uN=;@W*& z9nR*uxRQGXOgvWRI-*`6@{j(AU&^tIT}6ZSCw?i|e3n;8{Q+95&1lm6xyaHZqS>!N z`=B|}bhtJ{TZez`Z|S*N@D%D&r#{tM|V7bdRewyd?9Po GfxiIcr+B~s diff --git a/example/oxford_sky_masks/000272.png b/example/oxford_sky_masks/000272.png deleted file mode 100644 index 796e9941587410651c5510fb5857a1900ec66900..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 2117 zcmeHJ?Nd{C7LJITkV^>!@W!Q*8$tpFG2DQn1se!pVqTzE$ubp%XpF5@O0o5AQnc|B z)J6%(RK-vk+YA_o+RW~buGlH#&ALr?f=;Jt#gWR~@s3WZr7=zfRz~*3ot^C;upjr^ zdCv1Z=jAu&!|!;#etmM%vLqIZm8@1(6D(H3Vis$`F*YPv*^Bq9Su8f9uCCm4V8O39 zxYn$Ow8YBk=h_aGtU%yrQCZ+ zza-XTbkmE7?u;vft-@I2e*qTT1fZ0-oeoS+Obeif=#B$%Oa)*EkrD@zm;yjD(apai zxG#*A0eF?Divv+i2B3ntod!T0%LA~5sEdQ#m>9qwA_c%c$056K)OR$zo!n!q@SGRz zmOmE7ct*D|+q;u}4|%StP>z|$G?N^dy_HDefyH&`2w3{V7O27^zVBS*PxaWiT$@rg znwg1w>sYp;5Iu#JzSStps@di9wUnI*w-|4N`OJL%L9gUVFegUya%ZhbQ|%2%dxD=aqNY|Hen0Yf3N7Yy%s{?0D2Jyq#a4T#jaOf-bv5|=8$uwfSohBM(rFcf(? zU@#F2!Eo0zwbXz-at&_=QQc%K&VT^;J%k4T*)bxV0Skam6>sB9+U9Luf13Ts0$10nt^*N})yi0D9|~C)9p?E6A#s zul#pv3qw=Qrmub5{(7=}^Nd>y+f4T?;lAPc8Fs9VHqlG)EudGQe{Iekf{m^^yOQQ5 ze}-aTGCkD1>n_O5Q3d^m=`T>Dw_HEN5v&+OrzCa!j;dO2f$d(eZFgoAcp&0U1-9g#|NQon=`X>mf&`_!XgwehCxxWd#IIf%areMLOe=}4LYw31YI zKunk7_0R{KAX9MFfs-NrX=Gzy!fH?5Dv9438pWy<1MII{@52npEDsZIB<}=Ej6s<* z#Jex@lezwCTzQ}y0pG$PkFLOV&?9FrIUOj0zDE@^!tLaAun^*pE&O!>l>P|U#J7+4 zs~%ID;gUIw`-naDS&urt<}A;VPw8>E7Q1L8`I!kW8m*PEuLt3%Wp*v^nX3|H=&U5L zhr&z_c)yw#JZ2Tm!&QyNA<<#Ba5d*!M=|9zqL{_uCjEi*_^{)Wtl9y##@53W(F(k} z5x0x?bCx(U(21_;${Zoyj|e}gqb`_^`An#KD)m&Z9Cp*TceR!D3Wo$X=O4%~f{Dga z*{4lKS^CB7k(RUC%jvg-SGoU*rn&FhzGHAYt9`_0Ms-E}Ti6+HHj@n=cT;YkvS{f# z6>}XZ{pHj+HSc(jI%h1uR#kSqsqpKNtiP|QueK=Te#_Z9{Zf6-9nNpXA*qxrb^bz5 zqYquKPJVC)w<@T_5|2}X6lTeJWk&yFF%o$Kdya+2az)i8`qqI$dVtmw#nC2 zjg3YY1qVrvY0&4UHO@M=JWym@?Y|=)$$aRz+W8aG?B31Y9(WGJOdOxf8`ldhFVi39 z9ITmf&#icDzIZR7p;DNY#?{K7)^APi5FSoiA`72n_EKJ?)N0|s5YMv*&DDIv zeIyUpN4whADRsFMVq`~%@^3x0dsNXU3B|15RjPSAWVYDMBiiPLpb9%CV-gpt; i^n2a^;s5?Mewb%jiEwtiaQ5x^|3F=%ufAN>V*MApyNLn- diff --git a/example/oxford_sky_masks/000273.png b/example/oxford_sky_masks/000273.png deleted file mode 100644 index 71a44e54c37bc96edbfbd6c2c78c71e212bc1233..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 2088 zcmeHJ|4$QV9IlGcJ5Y+1HdvMN7FtmztOhz11?shYhXUdXleyE%A`)~gMR5!_dzIQ2 z?Qs)|x|*g=nBrtL8g(l3jPbolW)`|Q5^-sE(QGg=HBMca?iKxEUy@~iz<#>teV)(r zd_JEycggKFl;+LC=ivf@U{*msQ6Uga4;Kig*@TD?#D{M$5C|eB3W(e_JEr||1=}Fg z2*R#-o@ZZBT+bV~rj+vwzpgtDcH!o&YI_59Aw5oaRy*3`1Qvrv>4S>`A99OA9>ew| zAN)W&dcX-LaC4>Felaz$5(!doV}YI?#LcVK_Q|R~S!X#vp&i}t1o1-i3bnm8F)#`j zg}yXA20nOQJL+(PBSP~MBq#%)BH?p`1_}4HqwP)*Ei}v2_AC&nMS{zqN$|mq+EEJ< zaC0OQQUbG(FksNgeNal(c${FpsJ;b7>H5AylO%a1Dj&Q>)f_^?-1^N(DDV3W37fnU zw8t%LO}7)23D2a&={zy@)oNRoBH%ZPT1xwLoIG^Yu%$DXul9B&THvtuWPUi^YptQ9 zK&tS}!Z_mXnEFh$?IH*?Awx;uH7E}qG&ty7zRKGLEbxZ*BoR(`TWj`4ffd3tv*ULeI3|oy2~$$5mA{L3HoZw}?#OR6w?YJiCIX;FKF$O*S zR|E4=Zfs*goA3sr-U;sEy9eeWN^(E14LgCT9l<(2n@mSpska@IOH=gWw3vE}&Ze%x zwR}`i&zF&}`(rb8=b}f1Tj-N8ldXmFeq9DoVUOj$fw?30!%4SyJJ|};k|xin^YCl^K;18LgxqY5!*V@uUjaR zB*ZU9jt((bG6_=usai}5np`&RUG^=4@TQrd!+ zaffh-r!uGNmHyr|6&g5Yh-i*ImMEjQSbN}Q_Ap;YJ7%T{ zsT17G!)Ao;u%940lN#fmv6M-nZr`?YWc|6_)b_YLP;Z(Y-02_Ow)|;wt7?$a_+xsA zbME7pPc4Vpt2kju*#lF}(eqjxBND(TOtf{dQx-b0s_^a@FWWJo!w zZx;0!-*63qtej`!HhLwYl+0F$u_Me6RJ=)wy87TF_D4P+p{;z$_XpOcX6g4yda8FQ zey}d!9~C+xo7bE=`{Ea%Kvzn9p?zofA8zf23;+NC diff --git a/example/oxford_sky_masks/000274.png b/example/oxford_sky_masks/000274.png deleted file mode 100644 index 46225a160eaf95add8b297e12307c0424abcdc25..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1873 zcmeH|?N3uz9LFojL(2t0l->@c1xh=4?1Ms8U_uL}qdZuZVXQ*oib=&-VG4p9bG8?p zh_dDm8 zlk?`B%gYh_Qa+%NNF-lLrbtF2xp|UEYwEp;0*UTfDIt-(K#3@IPt}^)VV`10M$p>f z(PjGg`Ijc>lU+Xzlm3`crGp2V^8%PENp8dr$<~!r8SN)+A2FP-Y1!*rNfH*Vx z90ppZIU&q>5NKbSz0qKE=&;k%BIXPTUyy-gx@rS69F?p50}fGgU` zdThNcm@5}5>F_t1vxsV=&P{+RwN50 zy=_U^i-ws8onItnEk-|SRCt`yJI|Fp=u{_(7o|NV1tL@U%7vMc&iW+bBKt{$V&f^b zGq;O|M$LI+Z4e(m0o7t+C?3{8HLGlbj$sdod;>ay6nA^eHPZ?q?bKa4?Odbj+vWv_qg8k$|#uO)pJ+;aXb_=;M%#{f;TL{*W z3nN{8COR1~_;G>)Ok40j$f)4}VKv_I+GG&cCabB|P$0q@iX4G_U@{blZSC?v%hx{< zRyEE1*m<=qVnBMbs6g5iaFD%&6T_PF7F$ol_aQ3gZyfJzo(T^Le?<#2B&*w@B(%7z zPIal_a6wj&f1}}V;JnQbInFaFxJz-25>2J`Q}{mKJcv#MNXEx@vQtwh%!>Tt4X zW1Y=X>Qi<*Ehw-a2y%(1cAf4FLW8!T)w}}1*@n{QoiK&1vk}*oVoaV0 zVeXn&RyiC7nN;D%M;whbaEw_&8`17VEKnR8!pju2G#mocZ+ag#d<(Q&H(+JF%L>rQ zkf*{tX@t8v+L{L+hx$}x+C$F8j-a?OAZqbUJ`g@6I4S7q^4qH5K4Fzkk{g^1o?4B*;gp9b;l4oUWSo~tv5O^wMK^&HRlfc&~dq9>$Y72q?5jF z7nqh4;K!NC%n8iU8r1GUZkSk2#ezQ(!$aoTAyKPjW=CTUgUCo+RJ8O&A&~T<} zpDkC-#R0-<8&0oh>F#OVfvt4|u^~mbp5uwBPdEB;?B#Q{se|DwsVP2QpmN(O$)e9v z%xXUpi^mNr_4Qv3bn;vx<^|C479wWo)?t-%{mzQHYypzjZmn~AEe*Yw*h_IMt*5=k zpmO_?|K~X=>Ih&SaKk`h^4Xn&k-Tw+er)d~7{-Gl*^o6Qh_I0Wxj+I0!V;_o!3zX50Yn>bNKIvBv7@4W9vpx^rCJoCQ4=RD8M z`Em}e&Rj9ud!9FqMw_itrl@JO8D2D+$3cKv&_cY5R5TiWttusHZL!DmenzrzqrYd; zt2ZHwyeh|Ae=(Ve-`=im_LEL@DyRhlX?N!^fJTxb6o z3KkW{Vq&GHlH{m2Y$?X<^-!yzkdHl8YAQ&Tx&bLZYF`JniVE4-Q?VB(Sd9{wMfI*t5i1q&hd`+^Iesr)#$V3I>|8k0CSF>2di<+w-uM%IHDM?2bat z1wl`wb?Yhryb+`QB-m`uu0s^+bXk7d_9SejDw?oFcf5oyg!Kelhfl4~9ci&|0h?>H zjR;+x9y_*ddjzIYMqjfqI}FeizlUZ0?9_T>-&&cL}`QXL)#*-!gQCt-&6=y z@neKKQy!&V0+-?_BCoupcgAeQ$nXhYyab(#Jtkfn+6V!7-TaKX)SL>jLIVQ!hwXs5 zY0_v{+Hj7%Zd3MjeP_QG?mO>H*jPs96llnzZcpnS$4PuM;SFA|P4_P0OJMFQX}B)= zN!&l$k|Y(o=ayutNVlBQ)bpXbv;nsYM|qDqLxQ{PUFP4x)8?DNLYo$wBvSSFQMvVy z!xs;dwU8+Vv&bc!TUt@y0d1RctGvEbsxwg95cNTuqM~(2GPcUwIwc=8N}{U=-E*Yw z_+Vb+vSGg~nNMUHJc)O;sSgwqWw-*3vI5<$PKa|8F6$I0D%)j)yt9nznhr3I*n&Ss z!zp~sDd*gP%c4Yysmo zGeFsR`3j7}Od!yVP*{f~$SM)frkMN{%c=FG;W-gbmHc3dXu1Yhfc^`@YM}vBA3lKk zT0vj5(-Plgh06y07l`*j%T0IiDU@aPk!6jP8j;52cJDW)2r!q(K*TZw0&*h8QrqDS z!KD5H;e&mG9D zMsDcn)~pIHkE^U=?~3bGuzae7bjJ6bVLlz8*C_M};4{+$gTltggRnwk9RF7D%>2r4 z9PU(1`45F%1d5Ji#AD&h$AH)737?sL&lXFJnKj)cg?{?DpDo zCKS_$biga(qPF3LKRP{QZ@{?Bo@Z;;ww;is^K_*rZmiBbBU{V)2JHIjfXnBP5bUPR zWur~BtrLO}%W>|M mby%dL{@>95$N%Ov-qD9{tUpf#Wu12av#Qk0l=I0sWq$#WDlx z2t5{2CgO+_WjH0x=DaX3=S)0R)GQK}h_Vy9xf!P&Mum;&UXvxu{(=3ppPuLY&G(b{ z$@9bWHs)k&{n;UG27}?R*Qt#RhWBg+!)v!MFc=ZDtMv@VoW*)|>Y5s_-!8KXLX!fS zsjuFwOzue5WZwAY#~*wo=ZIks-}netHjVT_ZKA4ZlGKG=^CTKeV5NNohXSIigk+jN zjPjU_kK&XaBehVQv?_!=qCYg`u^1cTl-(nF5YL|6Lm5|XDTT?+VuI2%eTv7Q}NUFITC^cqt-z5Ax zse$&f+$oh5mP->j7w}rB*_C2@hK7>`6`6Dd+=eVWd&IM=rO;$B%LYZa`F9-WS*Kh} zF@JY4Q3~%tW}V&d3F;ggu#M@bI-$aQX=d@vK~U9CMKcY<1^3dQM$Xi?{8P1N;Y<_I z+U|{0QGzQ2xbnPb0o;fzuH8&mqk&}ZK(TvjwF8$G#jJuP#(bBJ&Dd{fa_`&j(!h@mnhrI3iz72f#Dg;0e;mt zKzb11g;uR21>lQ_2^SaO!SwH_AHXq-&nN+2jm%G5u7Jc^UmorcV)Kb~bQYNiZ#dI> z0<2=l?=JoVdQN>zCp)_lQKvj#emAW^$t87_1wxqV@MRvGO2)+I;`pFBC-tDo75dJBrCKQ0a*j9P1;;|SSGgaLnBER zx?`YKUX)m0#^dfi3YFMz5E;&PdY*HgNp}YhO?%18biI#NQp=G=dDkuTMkR7-rXX9i z)%p{F^U#KYE;*XmBIk8DjzU-QE5v4J2ffN^G-U%=m&?8m;2>8rk^*39o}^4zD!3^r zwT6K)dr;ee?L<+cLq7ks{TrxcFNX*RaF$bbPsNSz(sO;cQUzGN>jfcou2FR9Px6-I zN9*aVin9aFat_G%+qR&6n-U%QF=bKBOpu7>7TcSB{?%}L?fpI=n`uMbuov0s&Ok!X zW?ZsJr(^4)+JcAhekOD)Ej%hqjF&PYL;CCa_5k*T&K=@KIvhOwmG1;qoUYqG#YNJYy@8v=wb%=);!aBkMdP*v`#Nv_W5wj! zn$;Ir<-(QLB@j4<7bzYc<8JWSdd%7jtZ~6(v%BB3i|&<-wbyaBD@Gnr>*zV;YTfZu z?q<)Y*g?fi<2>_qOHknU%njE2@R-#)jxQm$2-wr2v5uZqZ@o1F^Yxr@zFFhDgsIwA sbQ~C8LTj<;w0%9-a{ib9)i(Z!m?Jlw&fwhSy!}4)>DlU&s!jEO0eH+E!Tr)d~7{-HA$YoIo5I2aD8v!LkSVW*8w-5*riH3UtVP%m{y#Xy66s*wAqJWSK ziXh@pFLf%?h!w@LUN+Tkii6WB7TTiDjv1Um3zUw6)nbp<5B(4NrJtVnInVjM?>Xno zIj}x0$%XC3W-u5o$*Ke`gR#Jg!Eo5m1Pcrwr(MYmhI2}CLR^N<;kTO(n})MI9B)p( z^w}LR5EAgOzZ|;O^>uoQu4%XiUM{IzN+c!U*VCvr4As>QuY$V-l^mi}b-$Kgp$#k2 zH4i`IcS$O%h|=VOV|1=IyHwXPe2d>Dtt=;&sR}yK#oFx6qxxYzf2Xh#C2CX!ZD^1- zyJYm>@TZ~?6o|%Q0J82qIqzv0ls{EX_`I>bC$F&{QYG+C-)HOQj^^vpLM`rN7eSF` zb_}J2pG&_Ae5D8^En!vVwBLY}b<%!Of86c`IUAPn=EWmL;rp)kP9M&%qnR^(WL^b} zP*9ER>!tv?w_>Aq?qGf`4bL=?Q+76#WNdSv*96`u^QelTmm$Y#`OHUTBo=Kgx1Yjy z*{X?!wgA?Y=>=48%66MixE0633K$3y_<&?^ulz(1Ro@F{@D z>N@Te=O}xFqBP^dJ))5%U4DPSS;j%m9z!|6@9Ar()r8VML8f6|;O>>EA94_N8@Oy) z(tg{rKR<7@1uD)-=w00I$>^v-yMRSI8mE13bk#bQjWq z3I|SFBKfy0t@)bpedOiS?oHSS_9pNq#n&B*SDy!a*3_Y=x;3p^n;Z9}ZR?3@5 zr+o28KtHBD->R8<4;R}!hzrywbPl4YqmaDt!)i3#2=SVw>F|)GSZ@V!x-Em&Avm3n zr02vE@=mps9YDDfKiZ;DR{PDe=ys`0B!;Di4dhCs4t3;9WMVPA*$_b@z%tuKGKo8U z+u%l~AhqZszCh;d4v!lgNG-73h=QEtM0u0wF?)-RNuYK$x{7~O-rOmbNyYGO;|2U4 z=4g$oFj+d9ijJs;Tz@jNAhC@_?gp@buBa0-uAYV;+)fD|?_dUapy z+yW5Bha0^EstL z2l^!%eMrqr!Q7FnZvFCM|Cs`v;u_1xe2L@{R~W)-^#gVuJi)Wq3-E1FC1*yV+t8U-o+u7)4H};AMG)Gk@a&*NIP|Ok$g~y1xPId@AMu diff --git a/example/oxford_sky_masks/000278.png b/example/oxford_sky_masks/000278.png deleted file mode 100644 index 78211a7ade0cedd982dcfdf40d7be336028ae9a2..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1987 zcmeH|TTl~c7>0w?aL5XQa7X}w5CU?Nu#AcdRuBS-m{?V!?F8Vkr=qmSe+X@RgZI3l`&vg74CE8C`<`J1` z_wQP32OhvL#8a)%ft0uq`eo}$1JgJV7qC8Rn7o>-YY@%`OkFy7?xvL(@LXV4LM4jo zrA8etoE1+|*2Cd9t&weN%nub42Ncx-F9Ls&8I#9snH5E?4L zt4rGf{G}xn@*^w5hIJXjHGxx`yQHpgP2YGSWj*JK@Jd?$Z1*`fQ1 z=jJ^;Kk{eMMBx4Ks?^hkT}NZjTOFv+nc~TdrZZ?MVP`ftHj@^SufIC9N*PpGj>WcE z-Ki5y)MS+@6D=m}EEgPhkli9*sXAylUZW{L7JF1{M^OwinQGdOYKRiuW0whuAiAn1 zwpJTV9b@*fA=p04P3VzCEgs%5S}+|{!DaTt5p!edzKD;cxbF@6dhDHy7k2WrAeAseqKG?dK7aW=!Vh! zLFGe1kNQn*6fD=x2rrW(SOmI?_zGQy2&j4_ENjD{Tr(GUU2d=ddQ&i7u1fcs0=FhPHW?>x%H} zmJ!iw?bj(@dA$Sv2j~;}8BAinCE}9ZSUymKq~^7sJc6~DzYxg{MZh;;o~3tXO{oDs ziS2<#-8N#e+07KsDowoZfAD zyiH!mZ=2PO9o@r{COull>|OxO1iKSN3lVSHhTRG(H4;sW*#uB!f+~t#W$Htdk=1lO z3xi%V!lB<`y-eTESG!q9P_01hX+8TsqwPE@BbeOMv)b69Bw@c+wlX8;vygC{K7#7S*lp@~Chx z7Os)>Vo#w>hJDyBy(c4{3?08ATRoF@tl8+eS~lRrCJo}J?rbdh5>6MLg))fHbq%kr zhZMW|DWaGR7^sHA$mWC}Zgm9AgbZwlcx2|OiM%a3qvHpjG{z=P*YU?xgh;g0pRU3- z+KNUcn3q}RUE%U0JW%$}ssC8=zkTz{|MP7;bG|Wxp3ZN#mCXH}6-lbZ_JrII{{&)m BV#xpi diff --git a/example/oxford_sky_masks/000279.png b/example/oxford_sky_masks/000279.png deleted file mode 100644 index 22bc411329a64da35ccbd035ec71e0c33576c77e..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 2009 zcmeH|TTl~c9L0kuz%tWGGlrBm@G8K@qiRN{Oym0X1qxL5d2yK|o-W zh#IljDuYI-#?Y}5@wVG3Nu_o=GSn%Ev(uE0NNpMhCmm3`Fd!XY`q0-to%5aFp8x#k z`yRGttyJQ|T*Rc&XfEk#;%pjio)eAcaGXvBG@jGJbQ;b1^K@}i&LM~2@3TZ(mec0n ze=)%;>z}W7nZM0vs7HM%;|dnq%G8Peo2*l9NUyK$$SBN#H)L1MGc46bk)r;<7*J+9 z+p0u18T@q~WPL|kq4-chn0k@>Yixm!t{LYU_*H$&NViG3+KE^1ORe$C3rts{?Q^N=j_X7&+P zS!8)e|5kf*Up&dots$4_?jl8SkkYO7HT@@32KxHH-&iAcT#{vQ zCxTn~fQ+ z=QOQFWOve@lb`8`EU(Ud2xazj?<9je0Pq3pslP_Z*8Gb8p}Og#G>_o1=0P?A?GYgfJ4=r(DUk@R2|0~&0n!E z!gBIAc(ZbyL9chvHpx$hhZQG-+kwF6%mFOj$I0Aj){%D4=i=bFt=}j2a6kBc3b*Lpv?r+H!J}f3!VehnDl>%(@!fC)h0o}D+Byn@qmtpRK;UY|gj!4C zZ2S%kQuw4kQd>i99ylr;mIL5(`YlZ<@Pc1Ncg86752H)4oxqF0G1jz#oinOo^On6iC#1};Ha2x^Y2zY#Zejep5CieL4ItwWL;3|6=B&=*2|M^Cj3V@k#x0%%IM?@ zLTNdM66Okgg(by^>qAOEAQgtw`ViuVB?{%3r1%Z?7L8<~lz*7sEF4|sCyhHcDky%a zcP@oUwxLSDf{3tOM}#I<{3Uw=lXyx61FU#xG}SL9uDW>HD6S7EWs|;!>v}ihs>K1( zn3Q-0`<8kP?KG9(4eSZ^qZxNtqnXV#LiEuzt;QZ9v#t{vo6dT${RqcA)s?7(Zyg5_ znx`g9RCDeZbp1>==LodZTrmCJoU1~|X0j<)g72oLRH2Wk?v&exI`f+u6H&e?4PJgn zi^0(z#lqzq4*}8OQ5mOXTU@PgXoBm_ph>|d{du^e<_n;*{ zp2Of>#1Uu_Z>>^8MfW{_p?J znR6aaU3zMg2WJh3!C-i(l<^r1hAWf7a5=@I1x5g~RK;Mpr>o*)vyQqvyUzY-VjIKl z`t+;l>*(R6 zEg`EHIgyczMI*;nuob^X^H%&MayWyJzp_8=2xAwMG_w96e_cZRFDn?u4xo7y`vUoM zM-+>{jIHF2C2l7=9&%gXBKto1UB^SteY@oivhwu>s+ZyAs+H9@zwd3D&x9vNFqR_y@Lxl9k3i*3Uypu#;aD z%#9?+@eBG{0X0Q5k|=Q%C9)%ETS6Y?s=)EAvSf>Vq5nRsO43}^7iX}x!0h2 zDO%{rMK&eges8g<`$zH^{;26of&7xQ%;F>I^sh+E5eM^@u+x89%r)HMlp1hSg>Sbj zs19Nh5uzE6A`2kzEQ!|Wj2VL197yY@(`S=HT#9(33fN178Pf#`_rOlyA;T8(33dqa zKqKK$O_fnCNXY?%eTSO-$$so7#03q5H)|@5DnS}=pZ*TZ6CBpY+!pVs7MWZq5fMi^ zgeE&18`j%oSM|T)wT2qmB2>@yl(=i>lX$%K%GI}>(VE<&pnRJx&(h^gM-S>skzI~< zY77V})uQ~d)1q^Z6to1Ep&#ms$#(n}2@3}|4Ey&5x);owL^)$kqO%Srnhs~8>AE}; z!W-;TVUfh$Z)?ynVr>zr$Bd$8hdZSt9#d^VG??Vm7er68<)516@(|ky`2lvz9xJR+ zu7=bg-H^&FBdX{~KJq&eh$?lD^e4E@BqXdznhRBnYmxa4o4FT5Wc{v>1z`7sY^1Jl8=F)V9gu`p~g&4g=xj`^F&D@3*qLV}6-$lcb|y?F3U zi*t)jVBx|+!q9S+2@ggStW~hz`Ed1yIDEohUwM^tMFvRj;9ntMnAh1NBJ1D@xz%azeC-vbNm%3=)8P^~w#&Q+b#3(v< zR5_Dott$8H({>rC#uDEJP`$6~TQ}ko)hN(M)U+2iZ`5oL5H^t5~^hK!VQ%soFwSE1NIl$Esz#gGAUA59F zUCg}NgdG>z1_e<*tl5~iC(9Ck4P^hnTzRK|cN=$4ezHgU{edS9N0$CrRYGcfk78f- E-?BG1f&c&j diff --git a/example/oxford_sky_masks/000281.png b/example/oxford_sky_masks/000281.png deleted file mode 100644 index 351343f2e97aceb2e1af6d016c7c753742c202ad..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1958 zcmeH|Yfuwc7>0wP5Ryf?CYGP1sQd2I51c4wUU`i{duCaAcQm@28#geQy zE}MjlsT7BiajH_pj9R>bo^m%H<}eMG&~J-|#qwXP$w*yV?(^_cKw6}R z<$J03weoCX<%P;r|6cWtUygE)q#Y$<+qnN09bEFqwznhzaVn0W0M+g9TSeE*${uuj zRbkRiOI{qDwRq6x&25a{q$x+P*v`Tg@D*FKtU`3mmW)7(Gabff()r+iKlBXBE zfjWENbC7`L!?T_5V^g_wg8e?s{dhnRBks}!Twt-;&Xg`%gTk@{H~TyTv_Yvc65JgaB~Z%^Or zMV*joE8T=e4E+vdl)~L_DX|xjc3uy1jCc?hPZW?Fc*Ug1?XaxHf`@v6%IRnNSdZ$e zQciR>w5PTd-Og=uGDdZUOZ z$AD-NPp%ZvN(Xjk=eA^bu^r7RO~!CVf@uyt2U|DvA^31d=wb@}BihH<*Qa$kle&M&;MVy3IeS?`T`i(9ZLdI^?~Kc-^AJ+c{EO-=`FiXk-# zh#5YhM#dOUdcaDm9tx)hKowOD6_MY9L!+eH!9B_h{Y13^A8a8WNmhd>hQ*|LjCaV5 zV~nIQkcuVa2dJfEyhEh`JyQ#bPt7iJBcv2<;P~76`P)^7pvjUOb4Ti{Wdil#l`r0j zC{84LFMD~4(?-})M<-wyou_!$^_c7gCzyb{wp2?MRSNY;)499s6hEHuvA8GM+p$p}u(QJ;3c+aAR9=mfAtp_;=`KN97 zET56JAbKdanOqAJn0-$`BBrDjrr=!nUSo?MO5`$t!MuX`bR1T3?#4lVLOm&m^{_J_}We5185f zTJasrby7;R@O$KD{XC~8u~IJ>+A!f#)}ND4A3Z`YI#V#7#jhWbRF547WvvSt5BW~o zG!fEIW{z)deHJ|$zouj~ktv$Yp-D2q#k@alJb)&lV=fLXNJ7S3&!nL_=j|Jqd!Le- zLOX27$KA9J`-BT#2bWmbe1pV1%nZiDTPe+prl9-CXcLznv?PSwN6NsSW^+0p7hm#b zbq5o2r73i>fxquOcL$jOL~e=T2YK?asILQJD=OgE+*7ElQc?jUKEqL9d9Ow1<=&P709u0^v|>UpK@K;mF*QzHJe>gc&JdQwbi$d?(?p zkFLliE}kiPup3%w&wFn8O0hKJC{%#QrZ=>HpSSA&^1r>tD>h2STs$dxB^dnyYZm2Z Jbfm5L{4Y4^N!$Pc diff --git a/example/oxford_sky_masks/000282.png b/example/oxford_sky_masks/000282.png deleted file mode 100644 index 53a24f1f339b7227c4a5dce06cc0d77376dbb55b..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1784 zcmeH|YfMvT7{?EY(i_2YX^R(VOIrjAl(I2E?k%^{7DQ}wrUN^V=v<=(qZZdpl(u*Q zJZ%+dK#YSq5r%rq7)*lmF!3D4E!({0Os6@aaS7}6jBQ$ib1Qyc_GusY>3!ed|9St< zlQ;k5JyNMH31O^Y000nDR;sK5fWTz{5OA302SCiSePsZ!>}r{^pxPYp%Qfb^;d&tG z+S7%Y{e>oelksxRr~NP72?K@a;e>w1zbq3+j2cEDk`_@{r@ER%6KsyWROCCPC|w zm4q@wyEnF*b_3rDg_4O-8q!P^AzY%sCnSy;`IeL3qI=v4^>g7ZW*nx2_K+;%s5H4p zxY6;MZ8wyNjF_BWWd}#=YQt`#jR+gmkG2?<_adJPRywxY7O-3hBy*8auzIx9tKdXF z6)(VI8xu>1%18#n1lNsPy@i~JVZjyn59={38OkK(2p!an!rlT-_^{{$__{R_kA~vO zw~=5_HQHq?(1i_4Ho`XREt~_bCif#t!D4d|ad1eOZ8zp~*wM;#{xMppa3w6Zwm3qt zFmwq%2Q4KXP$SYrRU+B$TC)`FoleQ_kXF=jqqVxY%goTYK^Jbj;kt|8LDR5VXa^Y& z)ypqaA|%}nn!~{EX=(P6A-r{?b?->=Mau;aZ=KL5RLeuc?pek|zdQUz;Z9?Sk zDsvXtrH;=&B~_n|=+$y0;fxeM(?z#+!dr0*`aXt0S!59e%DbrqMC#Unf90ClI>e80j-da$X2+^JvpS_zvH>f^B=K46f2lp97K>u z=WAmnwHDQd!+Ewm>`QbzlpZjz85J*K_ASa>GDkivTjkc|zv4a;&oCwzp+Ch@8+h=v zgulxl-)cj?yt~Q5&6PAWVx5FPoN7a+DzIyrqr(vNdj1#qdk*vlZS;AO8FkcD}S|?fi9D_Ck{wI3ClT$FfeBvt;eN4scc$hR^@hHeMWa=P= z4Q(>%nBLbkPH)g<+&1NmDg3(FQurzoPGP)A%eMDK*u^hs2Lu70E|XwVf$RN-IjCT6 zfTGz;To>ql&fic&V8JVH^fa}7?oC5=Lya$R$=rJL8BoIw90ZP zcjL8w7G<#5J5w=#@66cNZ)CK_aJ#scTeq2KwQ#4zaaKBScFm$vS@OCxOZ7EvChg9; zhGO37Gwsea)W_O$qK7@T?OflYsbaNwoAuYIf4-79?l`_EGFey!89ZO=cNi8ZciQ|Y zt0B?f;=W^}f13MYsNAFDohGk~q>7#X0cvhvWR0;Uo6Sj+g&qwsukSi|CRy~@O7Lc@ x?DM?ytPS=A#mO@_E4QALS4aJS{I6eQHf9s>dr$oj^_h!bT3L}+Ib68;(BJfk1K$7u diff --git a/example/oxford_sky_masks/000283.png b/example/oxford_sky_masks/000283.png deleted file mode 100644 index d7567a27dcad8d1f98974a8f633994e16708bca2..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 2036 zcmeH||4$QV9LLMl(l18@1bS#EEiJ`?;&B+z1cer;t(FQE1eFRGPW)CK)`-=aIrOgR zK)6z?oPx%vMEu%moJF0=)h}1aB+ky%_$|c7M5o(LLxRSPJq3gN1NP&7d41mR&+~jf zpXYg!%k3&M&W#XF6!Cbx2)!=f#N&Oz=kdaJ3P6IFz~7|j@xm|b^VKD`us1zI&2t@Z zY)|h{&ZWI;YRZvYt(NYkCj?!Z6I9AkQ79})vCc5fFKE`T?vjNoE|lap7p$f^%_tq* zJfL@R>gN1Utmhh}yZmpMN~_Y8B_3iOx+hb&CWa?&Jjv10o&M9z3aiX?QCP{Y*F8~f zO=^&DY~(tmcKt|*yNTrFgoG$#& z2E!|JK&w&>q*zq%TDQdh=v<{&d&23xF~m32Dt*)+n$DyG&v@F^zRWX;-t&oOPXf>* zTXZnVv$o7xS5dV|)edY!AP4jP!rILe>paEs~2u%MDL;%W9Ws|ZU*CEiK1 z>fI8$vA;vQEYM=O$?cOa2{?OijK*EkvVaTt9BT=-0v+!iV%6kNzHF$Hm5)SU82JSF zXTEzxGPMd$bL0v8WcQJZ#D?gD>Q2mKXjWvC1}`^e*7uwgjqtVvVdgxmgmRn;!2*R7 zsZhKV567hQ;=Yhi-XQK%Za_Y2YT^#gdr>v$>P^jd_4d?`p-XHiy}dsUJ;qtkao$2) z+y4^h+aIx8nRh-2y4dO?!dMWUUBgk#<})z9)t-b;#vpW#7eyNpe*7U!PHSMYsn6YJ zkTq#;tteOXCAZ|yGfv5Nh`p2$en9;|7K1jwvn(?Ow7-CtV=y|#yBh7(!DR1scYV{8 zXuEs@Vv#9Cd5*v0Gadaz56eN1*p*BbZnLk&r(!eFY;PvI7num=O^TlnH-fs|P0A*1 zO;sS@9<5bmAeO{D;SonXoat~7{b1fwwuq?(^QPfSEE~*=Ln&l3y&V(B>);kckDF{# zK)TMVfW{uBRW3vVT9Zl15IKPhQdYm2s{!i0PSJQ zkhnISiJT+AzP5+KX%hqkEA3GNLQE93)WG{AU)_Tg!@0xy;|&=l@h6~CdrF?`@SURN g$I<`ofBG6jVGm2x-d~L#bLe-jFEHkx(Nt~!2Xq%%$N&HU diff --git a/example/oxford_sky_masks/000284.png b/example/oxford_sky_masks/000284.png deleted file mode 100644 index 47738c6507a171a9cf5bc183dad254308b48e6b1..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1780 zcmeH|{ZCU@7{_nH6$%FdLD~uvS_{Z3(3ed?pv9J#7C~51U4QMYa zD20N6Wo(TotvW; z%{e*AIh3&}*~4vx8w5cfQb~dgf}F?@L^|k7G@w9onG}M^m!%0CHkXrT%_Pw;5@?C} z;cH>#m}cW|5P9U7VrSWD(7>E`Lc}eVB+M+C9aBchV)y~g_%Lu`nb?@Obk?er$YOW_ zZTKGG5^VCvVCn2tWuELgC!hltfaDO93#OOOUQsG#I)1=6_)X9dYT{ylNJ~bPWLYk+ zyADUdbdc#oOe!h4ru38La=Q^c2~0Cg9$1&8#HB2M780?ZX zjxogV*5MfX8We@jf9DWl_oZ>H7llzmql-!ioHg=@7ci|Bm)RmQTCX1^8`Nv$L3#Wp z(M*l)I82j0aeK`H2{Qs)Akrea!>B5t9mdB|7v#L;Nz%;$XzQfyTT09%g1}9n9Z!JW~bI?=de@g#6K@d&_DHJDXEk zlV%R1D`~I+7V(ZKJ+U^0n@xa(S$)xJplzk7p3@40G50dw=teU2p`x>+DSUE-!=-;V zsDpR$&MJkNU6Bft{#FT0A?o)v9;OqWw;BsGut}nRr%^B$!xgb_^kW+dFcdJkAvXYYn)H$DdkN>aGQfhU@Y4P0*FUX5WqfF1N~IUT~|+j zYT7mLm4%(ho0zd?0!S>cBY=YrKmcAgIspWsd;;LA`iKOv>o_+xEy=4#K_mplj&Ne4 zFFV#?59|-niy*kqucvUe#>YLKkNZa(2b{z&nSH)l1%_?*CUgau*LA1o)azfhYAI(p zxX_+}t_Smx(ai%(#nr57ubbNq&GrCP4(7YMH{>+xhgr$gtj`VStY-BM+KgZHg@Kjg zJ0T6rvlNECmQU5o=`*>d3GfzVp*A2rr(IveZ1Bn2Vffa1UbUY-v$S+IycPMeF(5go zOaGAN;(fEwaKOq{ndmb$r4YOyk&E&p&W>d?S{l{!^j(Y!(?wN#-6kX+V+)-C$##XGj_ xEuOvVXtAwh3?2U0L;mB;|J(Opz<=JxE9Ve`wN9>0@nZl diff --git a/example/oxford_sky_masks/000285.png b/example/oxford_sky_masks/000285.png deleted file mode 100644 index 908286642794dc65278f2c9dff0a47b3becb112e..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1241 zcmeH{-%C?r7{`xhS^ioK!=s*b?sYAwoSDBy;+oBKT;}YDV32J_VHf>SPoNzg6Vu9- zJKMWch#{H;c@Y#5G#2GDLf-@3b?Ds@tY_rZeX)opmH~L+9@jGp510`xDxkuD!HSfF+O4H?GMv) zb~-WJ+mccrS$a4aaAn3RTHMGUm`qUazzE9Fg?uXq9mbHa0vM$atTS*~z6eb66Z`<4 z#E1EJ$b@=T?FufSI4$3J5Al#&>x$Wv&^)6{#4 z$OL{O*MbZLq#?Ed&KOL-CWGdXlNM418;PPXXhU$3b=KyH6=kH0G~+M~J;|jlsxZG)~z~hG0xLRy8^p-J+zEv)F@XBqR84tGrv08Qw?6v5bB|Kd5JypgUbC z;>YkAB*AV&u2mh`D|D(OlX6T;hkJo>X*Hh?Rpz%=)4~a|gAp!}F0rCqDB*HOUj%_M@V*Ui<%hvc;1*-P(X@b$;&@Kf zXOydVc?IvIjUrQB(1v&Ny?}$sjQM8M=RYml@M|ccZQ_XSQ5(+ZuK^?6#hATKbI6X9 zIETKmod0_*eaIj(wt{xd@IJ5@IKOV!inUyterSEsZ@b)T02qUoIW&$#X1++-E;4nV zJ}@Dz&7(%$njg6OSAxJb5XC41SlaPJIK(J7F(zDziQ|W0LwfI6a%V;Qc^#lg;vps_qW7K8w_+u8Z&V*56OIJz?9)OZ0^F}CWlxJ6%hgTSJ0?xGoq=a^j>ZF;)VvxTWh+L3*Kf&HsD8j?Gxhnk!j&wrXDx( zZa9W+g96Vjs#qQN*Y4`o5B9|D;`PXR;S;6?JNVb&0{RuKdX}i5X3}44sn8Gh(snTx z2?$>>7JMJN3i?$0{M-S0uXvI%V+~pcA(h3?y&P*7Pcv26kOhT)&Ox_}Xp>O#nM-vyFBt|w*{KV`Id3B3-Cnhc<=;^&M8 z|Avl&kS6TodSk8Pms!vS;+jbx*GIRCQHH>`&_5v7;`%0XS~$);gmd}F;5PIO(6dvv zaaEx&P+3tzI_PE>ikuQy=6+1@C9n#$04Fbf@94+HkPL&Foo#YABE zN~#=FJej_b*q<8ruY%d)+^!E+-6f zZ;Iay=gOunZXIt(ACcE}O~~U7#Jtyt9P)=z6Y>YlWS10_<`bD>zIvTf)wjE@3z5WG zR;wp_#7T9%UH0+Hx(tr*iguuR%04AMh(;LcjKJXz$MCf9F^f!Ax*@YkAGZ+nM`Gwb+|y8((_!FIY5pH2?qr diff --git a/example/oxford_sky_masks/000287.png b/example/oxford_sky_masks/000287.png deleted file mode 100644 index 9203958f87342af716908e38daeddd5dc46ce99c..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1320 zcmeH{Urbw77{D)Nf+J&_TNeB0uGpRa$&v}Qw6Ys24k))&9H`R}lR!@#iC)4loTlTSYV zzVqexecw6X!x?|R!&6zItKc}U(%a^Kk>g6sIIiUMqb$Kyl?A*Uw`tYuZhGmhl0R;h zeDrod_Ol-fA6u$y)}BFx#uZ3<{BhhqzpFFYp8{EgHw1`+=>DU zzh_=2w9Yu;ndAV`NIzg3y^4Ct%OHh67Q?7Z;Xyfm&;pVUfe?5F3^5^;i*dRz?0GBR)dL@RXk)WLZ2DA_N4 zgHO?5VpSGba%MS8Lq)Z;_qQ1ptNeWFvFXqvIZ zcU^s?Oj7YK8buAn2m-i8T#25Nv&L=OM9YE=jwgG`4k?ArG>qEGZZL%##A+0f5ARvk zB-}kVs3eaNo%AJk(lh8d*#$Bfh%3k=XF)`h@EB|`;yOYM(jELXJ&lG*C3sxbi`5fW zIcw_FB)l`VFy?xVSftzdARR*&$YxNl?i7dqop43*VSyDGmjYy(70bDDa+dLAt_mAj zK6N*OiwzmoW!5yJ6rOE#z*ulFI2wGNSk~{Ym9Aqp`FhSw-v(Vw%;3+J!{#cz&%Ee> zlT4fp&f{(-IB7QsJQM;-wkUu_C!7in1W_=V7GuzoFX8HcjvX4D^1;$O!=tBo?`q@M? zy^+(?-K=&9U6e!HHFL($ZQK{0J6Sto3H?}%&TaU?l#n;jz9M?)@RF6jhkoKi_3Q7W z-}wR{T``}M{cY`{sbGf}zzI|M4%)xN^Gh2){{P{>-oZxIr^mk7{$NnpSNsCKtsU-b I&9A=mH^5j|CIA2c diff --git a/example/oxford_sky_masks/000288.png b/example/oxford_sky_masks/000288.png deleted file mode 100644 index 004bfd3a1d225682eb1c2bf0ec592bef87cb0ba0..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1482 zcmeH{QA|@;9L6t-GM%h5nAz(}yTYa2gBwuTpi8CT(DoW=)tN1k#W}SCTWG^|8NC^U z4RxFGmeO;LVr{@Bb3T~Jn_VNJvWz1qU1$~`YNUw|_awvzCG88hvyuIanrKXxy)1j# z%Xh!?{lDM2|J;XrYPZW#x_--ghG9y1XX{>uS+$m7ihg(r0>-emk7t-QA-=U`pTFq- zbkQrDJ{npx-M?i2V)#nn(#hJR$pIpa2p^XeuP4Xl_~(NaKT6z{4pnhof6>=;ScHVx6?%to$H3ce9L z++R$}l`^N79d8yAYBB1-=8?3e>05f%I_4G)x#ZOi56lSUAAE`t59h(2HYLs4Xq3vy@`vpzO=Xy`j2=U}U%g!`z7v`vCpgeb{ zv1P@r%XKJC#0s5A{>CpnWFDQ_UhfS>>SEF-%>!L&qqS3D7l@r*lp}Q_dz09=_?|eo z)`uQvZq^4xVVYzYN1o3XNK#vv=595*2C)A$?6O&@k8Q|>GOxj#ebNV1vznIR4p{wB zqVfGFou$A9dL3^=$4tvzlkHQT=}K#7*3K?h=Dt$&z%5DRRfC=B3Tu~;QcJQ8cqXGK zE%HOGAyK>oHq+HxkM;-qKL@ZY`?54K8-?3sQ~Y-GqhRkh^e3`B(K`eWUyT<<>T~6f zrwRW!WQ#QqLXef>Xfbxn;CgV1Rx1XlE1ch{#AiMEQE0_)sHbZV6yv@^JTGl#2T|r7 zvPT}gk~t|&IOoFohk*%xE^M1tzoQq)F)0p3PCkO#5O3j4gggKL;XnKa`I5!`2E$vI SM!qckr1>4L)~nkO4*dnmqNg+f diff --git a/example/oxford_sky_masks/000289.png b/example/oxford_sky_masks/000289.png deleted file mode 100644 index 4dc0f9d83387080ec602a3d78106b9c3a451a037..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1269 zcmeH{-%nd*7{^bY12Y^E7q#b53#5m0vMd{v&ejtOO2NQ8w&GxOS=N9s+{nb%b1>R! zGqdSZh%G%=iIxxH7Y(WT{zVNC8W7I6tz{UGcuEx^i1#N7=!$07)7hXNj z^L;+g_eq|Mr|(s7{oXy?9)@A|f`+DBLRpVM#TN_>_ma2-A1mt#MI@xrUB+jU3``F&nJsm19n zS;9T!0^EmwSXXqz>Ov z1!*HRDwp9B(h6(Qw|pe}0mx@Jp`~J@RO<9KDnDq$bVNRY?c_Ch7JbbxM9+YJb{bk7 z{!;0j?})ObeM;l(NHA#9oDQ#|AHT`GE3^2I-e_DF);SRM9Xm#tr~4 z=Yp0O4)M~Pz6RxYZIFH?m*CUH18<@${P|cOSmK_8@qY(4hb+zwo7A1GSMF;AbV@G5 z?W7vsMU%zlUZZ!B%S_081o8{laW1kM zb0K{w^|9eI9`14**qs*}tDUW))UCIXCo=`)B)ltZ2i#&&VHvbIGoPiR;m#S4@&{c( zwR#nK1`?r&n^Xf_*^tGRsUf@dw@9fWZvT|drIo0WUpUt4s21AnTQt~5HS8cOG=N$R zqA3;_oMQ(-|5)6<<(a+U79_v&Yuc5$oflUcaW8GfA$7SU8_BkZhv^KyUNQT2b}Vcx zR90yV_u-dD)a80~3M(oSY57utEmQG{uv24}y)0{I z?Kx6LtfC9)!qOr_MwawqdlsnCi%~3s{83jGo-Wp4y_~!Y`UAS?>f!tOeLug8-^J6h z(O#OAXh`HZF3DDA-NbQIrgL1v$r&2pmQHWAaon_%HmhaJfrL-@XC(`vgrQ>fhsSMk z7uSZy4t6`E+%=_NFL?)s*iJ~tmr!=DDo7plBdhQhlveKmQJs%QX_sE|4LoE=VF^w( zeaTUcl85TTncf0hbsgB$M6^Mv)Jw|11J((P@Fi1oj=DlRLhHk`yag52wNRx_L8HoI zy>u?p40U9Xdcxmv>hdTro&N*8;-w3YW^j@_G!*`XQ#1N`DG+IbmOp@_2_(`_r$Q6b zv9~zce@7OKt-M(L*-Q>c8i5PGVKd2Xx&Zc|4E7S+{XKHPSjmf)UNdQTG{UstYc`ME zq^n>Ds%JxZ#D7{2q%G#fk}NYh5ov(A!B;Ge^wAQiMjmz-C(}c+uqfo`)fhQK82Ts^wkEjJS&f!bL@td!KbW>T%osM z9jXr>$0N$+Jb%qzSQ&fpEh*Nm<-uL?HdR}jzLamn?u%M;^SBNwQ^blwv%A<$CqW3h z^cu)7TvpVqxi7x?{CfoJd6Fc*2)?abzOuFUlc- z@h|Cvx!RMc)}WC1+4xfnsKw-aMAytOeP1SY{15-c4Pv_OJvZiB?v?HT{Wsax+pWFp HYTJJSR*oBx diff --git a/example/oxford_sky_masks/000291.png b/example/oxford_sky_masks/000291.png deleted file mode 100644 index 25c20b8337d6e50c1d31997f31910136de28ad16..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1116 zcmeAS@N?(olHy`uVBq!ia0y~yU}9rnVC>)k3NXmCm3uNUuqb=FIEGX(zCGyJCwoow zs6)~JZaX(M&If(Do`0YIW?M5Uy(eZOAspT_XCgV+z30wE5H|0TnM4j&?}?d&4~zHA znS=|o_uQF84z5-{{^Z^XLre1_-*de&lZ%zFKe=P5^~tQqzn@6EowKxasJnZ@@;Lj6_0pEle=z(kRemlbudqMw$(+Z`PpVgkKoxu^{`br& yz9T5H^SOsir*ff6-;s$HLhg@7IfFk8elnL_TQ0EcdrJ(c*zk1qb6Mw<&;$Ue;O{&D diff --git a/example/oxford_sky_masks/000292.png b/example/oxford_sky_masks/000292.png deleted file mode 100644 index 79eb28b88c1bb094e85b8722800ce2ed5d80f788..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1075 zcmeAS@N?(olHy`uVBq!ia0y~yU}9rnVC>)k3NXmCm3uNUF#qy&aSW+oe0$Jyk_@}p zQHKZr+UxdSxUeWwLAfY&{{uaFsc?&bjXl4gI4j4`ugR#X{WSYy?8)?F*VXq+-=A8O zQj_^<@kig2?#IH_>kap5{ybsfP-nbP_veWn4hcpe+QRYJb~Sm)oep+JMU6E{Pgs5) zIl=jTZ4${Cnmo%$Klqv@`-_2 zgl(VwiS-gYkAGDE$*TO_qE6+1?i0D=_fPJZ28!iBncs8g@sIpZizimg*elwD)CGSM z2dVS=m;XfJ`1zCb-S~?BaQ(b{!m;njL<=GJM;X diff --git a/example/oxford_sky_masks/000293.png b/example/oxford_sky_masks/000293.png deleted file mode 100644 index ecb071c1cd9fcb5df830f8e2b148042f08416ffd..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 4738 zcmbVQYfw|!mZk@vI8g{D+>Sit83>QuRCknyMj;SPK;Yy+0s+A>-o~CIKA5f}HojUe zk31R_0}Z1_NC?e2gg{3o*f%zKr%1}Fxro!%8$0D4w2VKj+P1cqb(Bh9WOitK?$4>3 zKgnKeue0`A-~P_pdmSBCx`!3Q3keDeV##F%cu>$ktP2WyPrCsrf@0P+$%BH}a(O{s z#mV=c{rg6VFE?n-pW(`G*Us24sC|b2IPkS#*H*J6-Iu#OfyHQ418d0LFO_$E#%gyj z>{+suYF|Mk_(Vj5Pa5|%EHpYQcSpcJ&-wehU}wak1&(IKT&g$1!o1qlF0DN)odcIW zmKp71nB`C^p1Ao;fdi>i1YkdR&w^4jVwu;KL7gV7hLp?+$U4~RQIIC@DD{KS(0th| zUrSc+<&mXxNZ%wjWC^DP(7H4#%gOu6Q)uEEi%j9!3|E6^H&)z{m^cPDiAO5RLf31C z<~JmgrKeTLVhR3??Wx;RVA{H8Vb*irOMQk%cy=;=%WK~i7oLXvWsXK?Y__&$@kvEw zxiABCELq048ZKp}bd7cxg6UthL(th)IOMyD%!`2hr8;NN=}WE)nd5aeMCyz!)e~?& zuwZnX!5Mc76OH^!7 zPR2A=c*ZPs<sd>EOC+qXL zdE2cFc-=et#9#uo?$0?)pR|^{jS124$%w`}slBcN6l+Z&$K5D4u!(0HTo`u(e-kDBUCvv+hvZ$}gAM8d26O|LY!OB)u-Ju2jjx-VRWE%=9|&8-Bw3>QC*Z%XMqTi%jkhC^>=fP<_HdzNupNOB@PEd=lZmAcuw&q# zG~F)4()ea6%eaL78dH-vGVByt3WTe%U*UD>rnC5nm~mvp%UafLcd03y`OE5KU$;Nj z*si507Dw;!W^6Xhsu1>(#X>JBV}*pK0<~$HQx!T!+zrQ&OAG4U7J!83L*ehQx@ zJSw8fj?8Un8xBlsx_Qr&nNm%+|1p9ecDm!3+ilIQUTP=X0FLuTw$=X_hvHZQmwr^L zQLX;((hNP2{xsZfr~c}(JShCh+Ah@tJ5uIH%2V||-H~~b$4$X+=sTOkU&e~l zEY_o(ZA^wnD4x?Oc85Vzs~&u#RWAy5z$5NbqRKsXlsnlR;ppRWMYb!RvDF2nbMSZWKvEH!BJg{ja ziXncuPL_txo(De{O<%-f#gQ_*{L_oPd#MP~T%rVR0mA7p!uuPUy%ZT10_ctt&q-E= z=C*b8f$nM(dTy-hLmBJvS0VI)J2;ZmC?#=m8+egP_p#CVwtTt=S$$jzhg(DFM~%2J z5v8&v9QLk?mO44gB{~VD24b3RZB9fWob1OY65d&%H9y`{XLguMY<+1~&6e;eZI$&3A9lgS7SHyCchcG z%cfCXxeCnSm{yMJ)$d}R^?9}Y*F-#6_S7xUY)9f^+%9^*an&id(;#2o*8mEs^&#j% zQh{xwuMC&!)XzMHITGX_S_XIEh9zr8ac%kz7#8O|O4qm#k!sl5zhEpN7V#(6=Sid_ zvV04he)Q$i_zBB67xrKS9@X-78S9C=G~K6lCBxRiYf1R*`}8q%k|u-3yr>OO5huRN zopdFT3d-Qaq{~w>)`&-hz*z83eXUs;C*b?YvfH1~Wh<7LLP6na<*jsl z_Mb(z&i;iXlG^wk1RESfRSO-w30=vG$_*q+Xfi>(FMfWsSP~UsKzocK0I3+Aw3ZD% zc^O#CUQt0kT}uuPzO8{jN(nn|p4Z!e)ZArw3`KEH{QJRGIWLOCub>`sX{R2Qtk>{5 zwvxC5-jEW*=$a8i^679%PMKAOirLj~OP33-mZQ*~a)7$A*WbN_WjhqN5}dt2-{wE} zQn_3(2R{$Ye$=QQIvdAj)D7V0V!LWD{PJ6TS=OLLi3yz=^V_n>@>_|4MFLUDq9O)B znOl`3#}D_0kcF5b(~R$CPiBQ?Gfz>V3iJF1B7UCEHkkZmceM?r<^G5X7SUyrEK&6!MNKD~B(gws_d6a(o zow*gIX~J%M#x^7RxU8x)@V>|<^x0h75iD@sZw~UXre2p3@epNaLUWHb3PUC~Vtt-~ zALf#i{Yq+6OI8LIFERDJGs`>Tk(1~#4jB{JoIn(E>Tw|GU$p3L^V*7AvJx42vWPCn z_e+=i0wrhzSxFCQ?-#Qwbw5B0cDv0lNJd+*oJ$DlM}o%cS}rMpH?fhmOt2zb&f2NX zC)FUQ&3_(rpjVpSvxzJMb;Q!{M#^$F0W_JT6U0};Vgz0EjXvJ|M#Rzwx$vsB{g#j{ z#b+;AAM7VGg-k6G20kcQEGACoI}~rac@MA#aK_rcbL%!ThUOG6W7HGbVhQ2F4|52# zfAsDQNDXok*5H?-S}yoJ7U`Neh+7#OkomN2@F*MR%IsCJ)?+;yYRu{Z`r!wa;7E%< zls=Gy8wWQJw=-J#AG3ORZ~GDQ))_hLTrtLXTh}=IcyBL*L=lZD)J%&@x|c{5f9L35 zNJt``6w=LW@X5iWmv|4BPx#@L7ReCuNlxo4fui*^z8%=gV@cA}OyxgU+4d=!_(% zR(&RnIN1Y+JY)3^#r`&Q4lx_dJ2XSPTK!uTv$ey~+jr>uIieIvE!(+4{NGCW#-lo; z?YxvFs837;Y1E@}{8j=ej2yMOOFfpPJXTY$KPoTXmtWH2kD=cg#BzJtHBN1(OS)kf|iau4DUhb62n-ToZM_fl>sa#o)ebtqt`qOaAJkR;yM zFaKY1& zl}^MvwRho7@8~vn;bIBAyOGIn9PE-ERIK+Ivf`%TI+4xZ4_>IL0o@j+B$7h+;ttCW zjqR*}D?ZJIBN`RoQ+UKvSAy?vt#(__CU0Iio{YdBo6<~l6)#psj-rALhtKYxBlxdj zo)0_XF0|KD`?-_%b<@o~{mMB4)#_)GoT`R}V2{;ZSfWv+MnJK9EJL;|+e?IPbN&lG zVvyG+f(}%x<@Q=gu4UxZsSx5By2-(OY@pRIRLriWN90jOZT^dX0XSbl88xcekLU=t zKw5-#Xz=x#kuF^)Z(irGRq#F56O!S#d-NE3sXT?OLj^fybFfrno6^|YKak{<%%OXH zetJN#TuXcni%_{gCDnUJ!zK1Qim#h?;Q}6`jQo`HrsDL3MI~ek@@f;g9HT#Bb8i(; zD}w1Cx5E6>iUId|c8z%7SIs#N%Cs~(qus)JCn^mAF&I&5Ur+N#j&daKGURtoBLv$I z;=<%4Cucp83KGORq`ZuRylst6Wd?k?N7hK^^h=m#qF!Ws)DI3ymq(T`cV*&hz1OC0 zSa?wa9hSG{KlLt+YfW*xK*AKUlmreNrr8e{(zs&X7IM4zbU0iIZdF-4^k_Q0An_w#}_TBHD^ssrgzgY0Ml=a!}}GT9DXr>X2+Psf(7U5%KjT z;s&p+xg8ww-Mp_=KWlYWe+qcRbr{(AvgC}`g^W7!3*9apL#S(|i>Nl4EDtL765sw2 zJ0<|V64pqo|CMHFW)tdjdp9zF!OJ+O7<8S-z<;*-^DPJzM!pvs2k#|Ab~2joWPAs<5T~u+bTl+_gK=)k|Tk`$$Br5>ia5=6ZqKRv)wnypLs0z z66=``cSqJmeb!dveS_3qOx;S{3|6$$)kf@GQRL`KShiE3I9D7P)i^U&M^8PacUr33 z0`t^LD5?a~{}+@mc+^@N?y8p1&~A*L;}n^wL*Q|Bt3yGAmYu zrK7ur%v+x=Yin;7e;%C(%sh&HY?n@L;;cvO-b!a?BqcthKdqirr4eBpSnGGDBQ%n){JE6I$f$X)HwQsQCYKep$3vW zu<$VO!KEV(#07vf3~J>b5%U$gLp7gjq*|*BqV)1~OT8$?@qOmk572w?9d^o5Ip8+C zE&vq}<#k_POKu;>-HOhq3sv%(yUPhBo?Q Y_I#j}f46cG3w&IXOG^vJCI8g&Ka~IAI{*Lx diff --git a/example/oxford_sky_masks/000294.png b/example/oxford_sky_masks/000294.png deleted file mode 100644 index b8ea561cc8dbfef72abc009761c5f0009d3dc658..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1490 zcmeHHUrbw79Bw7hxd}v=qu|Nba$BkoSd}fkH$t~E=A{m(TTB+U8(TI;8rq|BX7uI>4wXQ%!)QtI7b|JqV@Jke2eU4n1EJ>BfPF zSjjUHCvK0w1)WI686V<#_%1SVt>GWYkHA*GJTNa@Wyb2v13Bc5Tn|t(@NRLK3V5G& zk|KB-*}oMoF!0G?@lz_$rZFY39^giqP~jRmMpV3>eL*)(I(9{@@GxRITU^akk!$$6 zV?gBMN61~eJ{d_pC!GVj-{T!SGkXh$)*RLSon@?WkKTRAJa~;<+*-*bISUHQo5OFy zDzxhTC434Rx9}W{64ln;M#TQOh0N1U$+?t9dIuQVW1E6^e8qWEiE~raq%kyXoJTEO zVLXqR0dsJoiX4*xsU?-K5P@>Gp-YVoY=HybI`GX?#7Fhg%t`6H17-$#e3KQ;fSLO+ zSe2RO4gy?BLr)F~YGu-jO2s;i5PxQ*avtcf0;5>1lmZL6d`fMev7;0 zTXK>p`3>-|xMaDe6ARp$ZwZnOG6h^Y(or;%eW^!HHf76!rD5ddDiBHs;tRTy0J*mO;k|$O)hnH9IC0}8@)uBUk99_i5>Omj%XhE{wou#2g zZrbqv%UuDg)wXeFT^A1(vC*sR-=~WsU&zll8eHF78e+|~^nmogk>9^G(yvlRj0S1O(WzsmdgwnM%^x_&PD^F2Hz&PxxB4#GxHn^nhTg{q_Ez__9>PdT& zubIlt9;-uow3hF0F$F+3sGwyHx12TaP*1^Gm_gbzRC#r%-ZL=>#;jZ%YYtx2dZ|9C zsAm)t7qmUNChS_wN0RONcy1`wPP1nH8ozjpkvBg1P`Pdd3u8*x44kDuxm7k)Pc}k< zk@I;S60v{KFWMMcDevd|TeV%(sccsmj>A$$-Y!@1{q5RLs!u5;+jCg+NF-M-=lcaM zpyqORBUm7=W@MvW_9rUfY^1Snv($#?Ml}NqV1ty(P8!zL#HO*0;0%#=RkT>j!w+K$ z6T8>U7vT2fiI{&ud`{AZF?+9l-h&-NngQ6DzHFhd?i*?udnt zZNNsEY(tkLO(z06g`F-ZTPbS}|MWlj=XW3i_@% diff --git a/example/oxford_sky_masks/000296.png b/example/oxford_sky_masks/000296.png deleted file mode 100644 index 6bb1ef51fb9ec3dd777ea8d3cc95208125098599..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1715 zcmeHI|4$Ql7;ekAf@6guwn(+Dt*wZo(3*LRwSeH-YSa2{!D*#H(JonHJ=_9a2&@BV zznp~@nJwPRlFgAtr->%BDuP0L_OxO$vzSGrOYc&$nAKcKW*dm?qt5J?CGHQ{FZaIB z^S+nd%_gk4l{e@&mRkn~^bLbP}Qh-NV@$!Q*PZV9d!${g~EG zn0fWVrj(~{qGUAs3=u`|ZJj8NTIC+W-HLqMkk}-iTthHZC*s2kUh+7cYujo6yV;9R z9zg38vxp+PfWpjxRcr$OX*pNasl&MdFte8b!t7$GX=;KQQ)|}K7 zV9Ep5?3bhRz_V8aP-ePBb1DKaGvVX6!40kLj}Gt}6Z^4x(4dWpP1uh1N3Faqi536a z^qhd%0e&{7ZJ*$@fc1UUEyx+W6dwk(H7tF>yUrs+%>I}=4JLKbx`mT4+dk-A1mXg+ ziz+0<4B;{NQ?9g_Nq$6a0?>}G>j7HK!M?}z2&fYdut7k99pdp^iJrtF6E7Y;2PD1^b;ftzgfDW1=Xm|hUnlHJ0gW3(m=(bDahBY zgG)f92G;}d68JkGehEu5j`+KXBGA1auEYX5)kvt6&`J2ZhX^dm%50AxM2_HU_9ZjA zO*I%25-lk>Tv(Pj#1b9CA%FK$co&9~eU4Ldy@cQJ@GE$IrYQasGL28W_bJ|%vSf$u zK&bLc=sn_a>bLlx$UWTbexT4xS??sTLqX+*P?ni&jqK-&Se3~su5Ay@!33XA^Erl&uw~)0edB-mk+p=LRKzNqpDhL*?)Slx! zv+(qSW^Ko{P%UwoL2X@GZ@dnDT{IfaaxCEt%QI0vzb zSiopf*G&P~xS?=gnCgD;E!JlO^pnkRf`BCB67ykEsRS)Dj; ztg32_m0va*r~Df_E{FPStiUMWJRyAQHjv)~t8O)eyg1lI71~NuP2tl>Cf`o8rw=eF zgSa{BCbt-G`$vl$BCY~MYRs`W6r=Pj#`WTFq}`%#Jh!>!i@yNvxd}x8 diff --git a/example/oxford_sky_masks/000297.png b/example/oxford_sky_masks/000297.png deleted file mode 100644 index 7c15bed35108981be7f0393b2a5a90377cc0e302..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1745 zcmeH|?@v=_6vrzvU@!z*m0Q=@mKKO>=r3M)w{>Ow5U5JKsrw0zViDp@G`GGe4OM;$ zgaYh?8miS_$ZVUu(Z(FSpW1LyIgXG=@vlw)jE}@MGd&-tt^k_5_$TX1Li33?znb_YHazJ>}Q`H0-g<41F;G^SkgPib%rht1)=XlHN? zTTcX4ZJ-oD!wI7UE0B*!ty)ul6wG7-Z|X0P9|bd+b-}UoNOG^FVQw1kpa;XV?1F4E z!?o)!+@4(*8han#jJ7(Aj$82Aa7{Ag>5m&}7qZN9Rl`!(jeQEUtpQXVW(Sk8r(vEHFh068M;C)%ct|2`sVM! zPR`ELyFlaX*dic|FP>pe^TD`rw z62BRNXfIk8Dj`p?0|Pqjxm=y+F)uf|_e^I$n}Mygi^E@KPzUvGF#$?Jb-_SRYZtkjhDx9A^foDa2o2FrbM(bX zD&86V87qXcat*9et-?%H6CE^9FF{zK@dH*3X>v!IyXqCago-#r3-tv^4(@Og6+|~E zxCj?7tKx;Ku~Sf1eH(u?+i+OXl{`R{61}vr`%e*`v((6TR1DnpUk9g5{Ln-4Q?$n( z+c#kG--ELFv`d&{`AW89Dpo4aG3XR%ZQ=1i^Y)t`5mp-3U-5CNqmfULV*Eky64{Lg z`j7b+A&nr%GAkRZ5N{jRDbCiuemn?({X{H)wD06gk@4gl}g zW7pZy>4?Kuq?>b@n1;r13yb^_H5!#vQUp7(a%U^FQs@+^w2l0U6-xzd8N$>}Hmw$#w5ABl^7@HV2&epb*J06?ejkE)ARnG=l4GO z<@x2!Yx}Tddn{))hs9#WYBl-0Sgi0U7Avfc%@C}lD3g}OifYj2=Y3=jdodc*EbxZ; zRL?@zJ->dFt;+cEHTC;%p7n$*n&P{%yaH70#bP*BA~=A}#*s zpvhs`Ld403tEbd~>+n9za}J7eJ(kyq=J%r87u|bd^4QJ zrh5G*uL(3c7f({B(EWzco?rwamp3GbY!KgdyS<@msxUB#PXjlci#>E1ddv_K);B^+ zY}4a)@mudA%}jE3T88q(2QW`tl0i30U-UQlmMeyYlsaIiqtVz_vuM5`7)fx@mj+?| z8OD~*L64D7e3SB;h97-1Nok0LOLhL*SvM$zPyjvl`UpHV_Hu=g|A|-@ISx> z2l+V_2A|XzZ_;eEfHYDv*p5BIF98Y8exFq)UAxe}+@Q;!ovYo9FFX%auK;}Gh(KD-CW>R!5X z5JjBI0a}Unl3#dd|7ANMp?;zc+%Es&_DBZ$>!il}ck?dwDJx4DXMf%+7aTU7aiB;ANY3g?SZeXGN znr|KanoaR@K5^egy106c@#}0Wl+?u1cJgL2W|O%>k+r=ASa^@^a439QrZ*D6T(}rL z6&WrjHPA{zt!``;tm{0e(=aU&z6zKR>NUa{+dUvlKH^YK#53tu8_#8TLR)e^5R4%M zf|QBMsnU`aGqPEU#5NBs^c?rvV2N<7EgpOLa8VI#!l`PxirNalanWSfSl!O8r{OqL%IiM(bBf#;A2IO%KZQt7@x7XfF?z8 z?tZr)>93f3h8s{{t0ThuJ=_msVfbP61v&3~0{=7~%_zT+%b*P6MCzclq)HjKXn-<_ zXl$na9=Om`${SP6N(MK?RWpJP%4P(K{Tf)R%Kg;+ojGpKg&##9I%xF>hqTijb(gdI zsiWjoRui4P2tb*YA$8kE@@MZ8cu{JRysbMtI|UPcH=GUeR}@t+Sc&$@{)hh}f>6Ze WA6k?}-R7aUUy`<o=f5EPH^L@|z ze4o$vdEb+q9Q0G2W>@l_WCnw=t6E$28H2%OF&GJU4k$20tk!AnG#7j$I#~1Jl|S#ziF42XbivS#Sm2jMn{#fJt2JZGR681M>%AnG>X);9Gs0)k zx`AxNR|hR3`XcfByr(Z(Mls-*xz<@_XYf2Gf_38c`=lRF3v7%=ONi|ztA2w|?S#+s zw-%IL!C{|X(B!mCM1`?hdU<13<#I8}7ucMZu4o34YYL04JqX8DgPk@4>n_O`0_$3| z5m*Mu>H^j?dyOn4Uf)CSA%rIDR~`q#a-Gh+Z5mN8*Z9r}n|Rvg74m0X!I7+=q%RP{ z#L8ue+y(aC!AsaAKzZ<1ewa{pRfyM(^byd&G+8C#$Dq&=Oz{p2Z9JxFy2#pvusRv8 zm*}tcBWkfB(5~6wQoKr!^Yu{lW1>)E2y7hMkW%TXC8kZObr?ye^zc@Zbqq;H%jY*{ z%xuuJDOo@6VS}Da1Fzo?_W-NJG;M!XKk_h&1x4fo!MJRCpwoPSD8z4@?5~WVezYLm z5BhFL=6&~JU48q$#p3V~2;XZtLx=IS`82GxX+%5vrKgmtTKkdQCV&RUGeon>9{M}g zjVKQcogP?87d?s>u1DV^(1_5dk?SOjP?-bCvmB&5LCPSS(wLlal;fVvPM3}OPv!~k>W*#R4QF?Cr#aRe?a9#9+D*9=G=i{ ziWh3>erd?fp1SE)0pka94H!>)pD3Euw~C~TfVk-{qcVZ<2Y!mjnHp7gAUl}3Lurt# zSuKvVkcmVwr@K}+GV4z2bYiGNFe&D>$PpHmnOG?;2-PiJt_a-q=EmWx%I+B4U3(7I>t zsSH_O_cqIJK}m!rB}8@rn>FY5@gezJ;*sw}Y!=R6`x?olG9?Dk$0WtXwZHq13+g;h zKQ<^hP~SmU<`jn-mQb+n=NjW{Y;X69BENy?iyWG5aVt?|ANVM3F+`FQo1@K<>Kc}u zs@f5+TevOWacIqq@F;8iM9%|B-fH}pej9cN5Pj)>K!i`NWz*jyFm*LD;Ve($&@++Y zh=$Y?$Ay!U(}`<`16Z{5b>6gd27~IBuC?#x$hXccja3BugbD(e8-s%Xm;d4wY_aua VF40k9XJPDrR()7kb*r-O@?XPp7Hj|j diff --git a/example/oxford_sky_masks/000300.png b/example/oxford_sky_masks/000300.png deleted file mode 100644 index 15721e43cdeaadf2503d88519224afb4d99bbaf3..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1736 zcmeHIZ%i9?7(SSz`wwHdULAv@ls~%C!JV6Bt4ue#LfGhJbEpj1po2t{HP^)e+7ua7 zxb|G7m9UFbqQ;mxvt==HT_DAo>(RPygcw5>iNw2Z#w^wx{lJmjz_%6+_|eaPdEV!F z-{*PncXzoQb*$F3dBam15Cqv=T~%3!AgO5xk}|Lk8c1$hM>T?^d8#X4Jkgo*`|XXX zCyW=?P7OTXz3*_(RBZc@Ifc0%E9VCLq-D2u5z@l;VE=njVLHzgmb?6CwItXU3>BYcDEIp4w|JCO*p9i@<}wkts72ImuERH}e178oW8 z6+fy{`Y0u|t-G7P^)q9mooj`*xu5yO0rtD=%XEc*Xq#Z|*o{sV48Gx=v^zZN8pd^n z)@PdT_%Drp-nmDp;7oHD`3ErC;hH8OQ{+Iv-NyHqg0IlANobin$(vxCwZM@D;xIpv zSe@^{KTz3|;svTNTIlO{6R}gL($i3?y(pWKvL3nL$3tv=vtzc4lz)6;LjY;M7 z8{r><=9W`6IXcI72%Q$=sM7bVYb4~qWO!LV!3CpN_%Gm)lUWBClIZ$Wx(_!LXD8cd zj^q?MQiRv%v|xy8pX8(;h1amxEvL*e<@g8W z^S2u17VdGhO?;$E$EID|(3NP$ZbHY54ZHG}aS~Iy4xy`Yo;r@E=S>5e^KJrq^6IJc zX!;r3kiK8cC|nkUdP>Ylv%QxrZoNyyYzfrZs1@kc(_*o$7f@^K`HKhi7sX<4w(er9 z!KG<;$5D?ue4jUPpH+pXlI1pEnNX_=HsQ)wdDJPkFZEurI1}r45g^4K<#pNLcV&c)2nA9!w9hztIz3f))S4R`x#d zBpwIrgg5EQXBU94#FeQ8Z^xsXNP}=AnnmiD@d{j3FC_6sG=tm+{iG*>x1vvw6~fVw zqDL-V?6qHsx(i6f-+D+kzVm{?E$*ck46WRyvNl@v?}F0vZJW5aiPfWrLHZ{&-tsPc zl C*fY%l diff --git a/example/oxford_sky_masks/000301.png b/example/oxford_sky_masks/000301.png deleted file mode 100644 index 272f039c8f3cbe9637ada5c61e80ba77a28b5102..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1798 zcmcJQZA=q)9LKNVpr96L#kNvu>spy0eV|LIp<=CKTQJmznYxJbRKV>8!3^- zEj_f*@T5FMjZ4guvS>DGU}Ngt(bFo)mc=&}w`;Ahl$?#R#0K_1T+AM_L|^RH_rAaX z=lA{n{&z3VwXagYHhn`n1VL+!hTR7sC@BSk7)~ZAK*E$(BLt<~Gw$B`k&W^6=IT1Z zECbX2w$!!9;QDOj@W2bPU-iSpok?+rW!??%N)pE^ksLO2xV0|i(FUeD;jdQdqNBWG zNv0?!LrU05mibOtuX6;a6wL;aHhPrTDp?hnUJW?1GguM;K{j!WRrJi@U; zypT?7f3U@6#tV&haV&>i9Ued?ENw^a4WT}&KPYz>Gssk)kD0>=&|~cf*p{8O_6%l_0k#XmZUcn~AtLXmZY|Rvt3kEw3wo zKFEiK>mFG^Ah&3Tn%sTYQZ+c}SFN3_vbo()dfbdNEKBlYv+`>A6HhO`a<)wNS2jV+vLe@3}j%M7# zMsT!@nG`HhtetG42_bcYjyjZ(fQk;b(#%iw zoXVQHqjs!8<$&VM+*CU>Q}IHa5h1VzB}+6{*ye?yQ=d{(AXw#o)EFA1`ZW`_R6u-; zO@S~|{(Ki84p60lIN1FXEIhVA@N*C zpMdLi2&ARp^Q1*Y)Kw(e;1GyiCh%I5B1~!#;qXLy=UmgsPd4dGZbr?&HLh!x<=#>| zP_Fd^m5HYz@<@~vgT88F6g$n!Q_Kf?{-IxBmsjevHub*h)+_ICx{;kxFWA$ZpF68| zhYo4Z!t4E4ZKANEFSJkNfq7~EQJW;ZRTp@O?&9mSn2|>EB669@u*#{!`2I6CaVtBc zaiomw3>h^;@H+7^q6ahiKLL}$Zg)=^#t)4lk!r%-?%Fjtj%WbV2xm}uTXYNJydn1>I|&#e?Q3#*H}M+ zv+JJyahQ&j`#W;|OyD2^AAUzrPo zYK+CheUMYW-Pe`J$jAkA;S8wN#EP*QsN7t5^I75!uEm`)t|?U;TaWpus$Nuq>tzj+ z_-c|e7f!3k!gpYcud9-IUvbnjULU)UU7@BfqH0{Fg0yHllcw!O~2^HR&ztASsxyq?jZ$iSnSmQ9nek1&_#gp)c8{JRZz-UsU zM*;lD=m3~F3A5YMF*_YYAX?;JQUa-#T|stX0);kDYZmHV0m{*ux_}lkr@{||w`JhM zHdYCqFXc~YfcNq1sm)9sX;Ca}(B4*$hW$jjY|xxC#KveNB=seS6BS@b*NeM7U}sMX z0%7&J3`J|dQO4~&9yZc^u+CJ=)M+4=6Mv))`l(?+1nhgjw%x6g-4e%3=5MG+!WLFS zPMaU|j+%sfVm^Br)20aCfwO)6*)py~bP&80S@L(f7z8>uliN9cp1cK@t+^!`lOkgcz2eE5s zU+A}WMovX`PAQo!(G7GC=7Y{*r9BMZTyTTdfrS&s=A#)_Ui>)Jn z4fWGFcFnVbXogkoDIJ&B*cmy=;^Wdw-%aK)N39p^3Pu9v8-9xC>|2-lv)B{T&`GS) zdn_1-{iRM1;*5~)YLsL5J^8pt!$PeC#KP&}7TyMQzx9w2B?9T1j1lI1r4 z79L73uYAx`Gru44uxO~&t0e@{Z6HbHOo@}tj_UbZ#LJ!ti87P54&Ca!nxg2(^eC3h zNbU}O9@N2c4mpBpsX+S3jpm|zNlb1EL(2c*zgj_Dn?;|jEEs)MpZ;$dbPaVAHEq3r E0TI|E-~a#s diff --git a/example/oxford_sky_masks/000303.png b/example/oxford_sky_masks/000303.png deleted file mode 100644 index eaae0383e481b85c46cb7d3c5ee32de35a546ac2..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1731 zcmeHIT})GF7(O5ZV&q4tJsoAVQ0(MKXuA!N@~3F2Lh-+GDMh4=ZHabY=T@3^xUyj> z9HkVevQ>z2*-u>BEM8cYfsAub+ez@sk!>Aj=X8+Gh&eQd5*pZd^u~F++g-ii^L)?q zyzlqke75~6#ioRp5)cI0q^zwuh#=9i2olvD4+$hQ)~G~~*dAp~_2KrYM-x#e`1hmM zPb{ot-ufh7B)T|p@#kNcZ@7Q*?4Z~D@(UnqP$5-`Lbc?5-UGWyME{NHeR2nQpDfe8 z?1iEXX5J z1O?tFfje49#j!yOW)i!G>UFEtkrFJ9@as}ZR%@Q>I%P2T6AOL ziaRCtDI=~x;~XZn83Qj58i_cbw;zHFfIql|TOn9JYVL$UkGG-o{mV^EDQVKJ=2qN= z)+W4-7w1@ZhhL?uq-T2KiV{U3YdhOrPf6gbs^mQ&i`T7?oEN1gwK$bpjoc1iF|{)L z$*aLGqJ?L5%y5$4bnew2k$(pSB^gnY4&zeZ97($r3xBZYp4U zQL%K^x6jr@JSBw8Lr8Rp3$r_fv~Dqrx+GO?bqhNR=(iRVD6VXJ>rL*s6TCh$5{@Q+ z3C>b^sCA&Mx3HP7I+Z_m7VH?g9?m8I3Jy^ZQSU%mPoa+Aupl100OTWs;de+TsHN`m z<_F4b?lxz`f@o|A#2M0=7&60m5>G|vWh3X>qiOTmz%F?gNHT0>(#UdO2L2wpBq&a9 zI1%XL7Y^Z`jip+-4R8&&+PBc#gQuB%@}%z%>KOK${TdNMZweK?^OA*Ksx9|g0^QEM zA)hCu^r(CQWE#F}&!sEs5;+a60jvKi^)0qy57sa`@*~t|q5RlNkv)Xp;4KM-^R_nG z!X#3vl79g*Nqw-0IZgiVJ4P*IxBGA4A)YZ?Y|ATJ*rVF4J{~yd6uItr(o1VKouJrY z_r%brf+$FV1__mg-A-|2&oqZLeL!tc zf@*ldAvnCHEJkmr2j%1s@l4ssHy%E%{WN?ijO|1*`TQmnXcA$uTn$qZhjd+4CiPRj}Z9sDbc55&kf${Zlj3+OS z!S-$R=Md|8#vC?mG{KZA&{Ii^T~rUI7V4ve^%3P*oyNiB2J1f_wT;`|DVLt9#%-B` z$F&vt+x?gC$vU!=*M!OXU;`X4Vp!CJ1Ee|1l*(l_~ tv0UbglS5R@39Ykgs#j(+ffsf>HI8(u3`N?G@~_z6Nx559<@b}jKksVFDos6ox=$V=5Y4(hJpeoKDfDz!wG(?thn%uZqL)% z=Q@+{4y@p3zY+iK_aDA^<>R~G3rDk);5&8P>V$PJJ|UYb@pt$@I77H5aXI)I>*0Dg}5l|I^sRB4iXQjrg zV0KApU`s(eNULL}Wnht$YzC`Z-(Y9Kva!Cl!16S51+=l9OgP2Is|ofiChhO!tTaE( z2Y~_BDE}PrJnEeec%sPFfCpuQs8oEKU_WOfsWa02LsKsKpex)kmU%$UmU()xN?wn| zCtN>9j=~iL+skBwt`)JbPkYF`8to4>Hyau=AFA0`Jrh_K&;ERnW~y92ppB!lq$^2N z^Pu65Z8KAmyq->f03Rdt<$4iyTDlUk;*^^R_DiM#zpC-Q$#SStsXw)~OPgXIgW}be zGS4U(!mBrVhnd%Kvt}x>^*WHm25Sxfgl8XF&+RdJN0=k{4UI3QwO^ZR_DAOv@(*2Y zkhRWo!XqYQxi?K-BNGi?%U8`tQc7u?p<2y9>B*u;;Q=CI+9fxiWV0#F+M+FqTQYDe zBW_kcqOYU5_@X-s3Xwcau~z09v~uq!q!ykd9={N-u_*Fx=u#=&+OL?JXCF8vigU^l zy_9|%-|LR*v&%9B))GC33R-&yE6D_hx|&!u9TZZbMN-L0T$xT>_tstclG zOiLnU2JIGZ_K7kx5`+tV^&oU9Q;_>;S45Lp7e+-EInI+u;PTK8Wim2{LQBFeCLuPE z2Y6YTh~Vhur3A#j!+vET?_Uxij$JhJ#mED6hn5V)3GxiYg&Kt-NF;lfM9h+l@E@g) zyZ;DW$ETzh6x%Hakw@s@Hu(otGw9$Jhxny~5{hHi7%A_Vy`U#PO} z;)o?tWk+|&PgFV3ku6&I2`U2Jp+%s2fDX|w4Q$4WYn4vs(&U6rLY>2{?s*%;TafyM zjTtHz=m=?fkG_E4hVvaGP^Ija2$bhhWb(G|D0Ok|J8}blLi`9VNP!?$Ie~CbmktCE z`7IFMhpqv~>fz;f?a>xBeE^iIpat2jTDEZc+#~{ujdT;f;l5{c@)icNV#n%~r2oGe%qw9NVMbr7r@kHRvi3P0E(T3$@=EZv}1k=!}(4X9DV5=tgQZmyD o#zGRciz~z7|HFU(1TO!cZ@#XPJYFV#3H&-`#}&o5ifTIl0)UQ5jQ{`u diff --git a/example/oxford_sky_masks/000305.png b/example/oxford_sky_masks/000305.png deleted file mode 100644 index e8a9c65ecadab0a0595445adf29b92072a82a8c5..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1746 zcmeH|T})GF9L7t_l#dCmMSH4@wsN4G9|KAj+S$+!OKA}+nJC#T7U)5iOu@rGDB6h~ zm==40w&=EQj&9M!7^1yegsg%{Ii8LNvKV8Qbv5ZZA=$-rFTJ3RjqI%%$+DSU?Q%E2 z|NnX3=Y8Jf+?=6CL*1sFZ8bZOU7@r zxgVp!jLg~aQ_-6@S}cgUwf~Cnqlq2FzL1i@U-jB6@=D_6F4z7SXtzR1hjkIfCcW`La>-<+;Q_m_|B1eT8>I-i_qA~=}OTG6h zM%q(asIMS1?iZdv?{i~Cl-wOI7D_#RD6Nr=VwZKxZh{|DHj;f<(Q5=Jq-;2ci@h6% z%F?^m+EJ)m=EZtR8+NuOH7j?8{Z17k^&}4i6FG#PJ&^L^JG>^|+5)UCbIg<*(D?n> zS~~F#Sc4U*tBJko%ZAh*S}ju*KeNGhkzkF2Rin;+4A$4p&y?q(uJEd}-(08@W7CIH zducUW5^sqeB{ew z;!CkJLaA)pldJ>35PYF2lp086q%)r68Bh$JnXzO)FvD=lu491^wlVQeR7I8_iz1 zKJS;kF7~~f+6l$byuY$b>^q`7hjWrwV-jLJb*&)3J)*9@Vkw|=R+7Ovq}O$@w1}D< zw3dQKat{-C+>>=le6`9iaSkWBJN6@ys}uY7DaY{)2~+7{2ix@L1Xs?Y}3)gX{SqxB#PE-3ZTb zj!NejbfKNhL4fuh4$uY=vk zjSU8FS*Nj~I*`aBoFThFWWy_xzsHKpAD4(s)=cs?eC#wi&#?Z%Owa@U7xMu#=X_Xs zvs82}Fpj@5q#ApKifRMn;5yZ8v+_(xH}evFqFT_$7n_3HCDWcx=jffp2{cLxK=Voy z;34soD~8y<^5wmuwJfH2-rgD>puS@D@mEd)2@q;+{tgI5-u7|_HGR(3i%hJv!=MZ|a6>=a;FeAEyYnm+C#jbX> zo9BCf-}}7Z^XA-~iC0?nrQ3FIqfjWNhGtzGg;HEXp%gi2ba!L6fh%u9Xmc2e>_d;DNrLjI5CUIoHT(o<4aYtX9Ou*{?A__wl6l1W^lR(a>kPcEoC2ZOzx=D!^R5 z^bt9BsNzwC9NROI?j;vF1`h#bS~d1zVQdTW3%O7JR;~yEsoEqP_Q>MmvDk5!fb`OQ z{z^5f^e_PRzTp{=FVZBXu!jt#qWNHsj*Ln)NqcxjRwg0FW93f&X*XLTt$8f9tQp+1)dLG+7s}mAR|4C$V;petNBp7=W%s^Vf2(BR?D0oALnu z9*as?oBNgU5%K4buakGbaJZXj>$lTKGEOwm}nO@B_dk%r066kW%9?+x%T{G&T~RQ>291W1%g08PE+c%2L8DL_O4kGSc^g zW45zI7g_hS(@1dK_735O22km)bTs&}t&0eduuz%4PeL29O2Xrv={RXSLKHzAsC1{` zTe4G6h@gSyj1`W^Q>TRfCL0gumt+j^R-k}7n-B*whe@gt`?WR+30&9?n8bdKZ7=>( z=6&KW^eg&9c&j2HKF$`zf*w_e?I5nryiI%$ZI50F>lG%+N~K^WIH_v4sqmLGodf|r zAMFiC6e&r0Wo^$x1Al+lo#3>pEi?v7t)E-ycx$Gas6ehJtXLCNXUH5RohIm-)p8**sywndH)Zt4evil*I08~} z?o-u*G_o$}*%EXdV<1l?niOk6W|9^S`jzA0VbL?3Q`*5gy7vKm7_xi4F7oJSXah{C zoZlc!>;@}vCiNNa0(TbB#MEzgpJENOe-q0<&Ze2Mu!($-LE@APZh-WR<`ns2pkL_i z6uVEW&T9tk$_oUoI9iD*5iw2D?!Y-7vMF-+7Mc@Eh}?-f)dHU)XKCN)=EIiaY0YL( zW2%t;uQX6ttkJ}@%RgrYc>9LLLLTrJf?rDs&2PzyM%P;^wS-0!-AmxUKAv`7UPH_0I`Jw)wPbiJKP zp)PQwLKf$UG2#r#JP1S4_Oz7-UYJR?F-V@%V3--EGz)D~%bx1ui~Rw6wO8Ns`+c9! z^Zn*|bM*DHDrVgKaSR57SyNqpn865-VlcvVF>t|1i&EDx7*TySID1R~w4HLI#Yi39RaX)c=iWCwB>~$xZ zP2AtOQz^gdO40S@ifWhEY({S1R__2fj!*ac_j^jIfHsQnZhrWP z6cKXKrhCme^oV!n(U;6 z=rc5kMY5&i;Ah-u?j*3?^dG9GbWIo9DPGUfXhXu+bVDiPJe(#Ai6Px$t9-~+XKl|< zNcXk_CO6CEzlX(Bu_}#V;VU$fNYmYKwv;Tr0(ZD=CjS7IPa&$w#CC_I%cTZP1nw#) za_9|Wh3z--OuBa%J4qn|Viw$imMXY&VGxaqB`_9Tx}O-;@T$_n2Ur@#-{3AYt{t(F(p%Y9`tC60EPLZRE%~J9n`?}5wJPdeiP>@zBy@aOwvjHEE za8_+%HS?+q4Ok3azM5xk;b!%A^HZNlde1UE*%aXpfFXwRDwsFS-} zc(p4#QXP`3&g-@aL@OQ}#nS0|VZr8Z74NBg5`2r7A&y2{84_(CFxbTj!nGt;EAQY+ zPO3{n%pa0oL&ak^uwC?tjxx^)>KFGZ;K4_ozguaf%{;ER=g$ZW66=&a*~-?zM-t0? zt+Wf3jG3`G`gBL8Cy82iSArb;ne%h2nLBKDr-B;%SxpDaBcPTAW0$eb^l5fSv}ZfD z#j(XY3Qw54HZK&$oGOGdsS+KBOz%)t=9&uN``@jPL95TD^!m90I%0SO|Oy*mz3MsI`Jy0D<`2Q{@RsvuzN_9-Ms#Tq7eP zupQk5fkR;1J3y;H2?1GRA55?aMN<&?NPZC}yagoadk{cD90X`92PW9{A3)$rsFKza zs>Iw=|EAJg;NO+h8C7~??n?O;c5*XJ*eZGq6Kds`VZv214pz!WIn;H>w6$&Z=$o%L z57VFFHu}B_99caB;xD-EK#YIVQwLI3D;&wt95$`T`^QZ~G5pEQqNKUzdBa)uqG@Mo zp;3{ku+>!ubb)HQ7CjU0AvV@!E*f6uE}`z*WI{`7b&x&R?22$Iz+SwQ=ifH+q(8d1 z$odV}TfAB!H{`Jd3hT|#pe5NYsRzF7{?1Zpep4}@iNLwc@d`*Z7XXxN=tbYHrJ}t8FlfEi^MI46{Fl{O%W6e z^einPLNlZ>#yH)yb8M4Mgdy$qUU!2ri!p|cCa1N=n9bZaOL{{CI|Wgfeci`>`91&V zf1mR|Ip=)1?VB|l;}*ZZn8)MARacd75{PDo_RW9FQw>BP^}b=SoH<3^qw6OZ7rr!*y<#jtiUFcj}OrD z6HEZBv+6TEOC@(}`qe%?D5Dgg>tbye#R5@a11ZJ_obpplH+I{qPx4?A?Ezt#uNoYo z6egX(_IUk-C?F)&_`ofBJ0r#NJM}G~n^NpLu3Kh{S+ag2J5a@r$<0iZYX!Lz&sb^P zFRb*5;V2lV6qTV~9cDAN&58v%0Uo=XJcQ4DA58biC9|4PvrcGh%9*h&lnmRml%`v9 zE7RDasu5QCZaD2yL2e)&IU*|z$G*`MWI z%!7_5yq~gi@30n7MjLv9b>umGq|^}SDL=)iIvgmo)Mt0@kO*>{8MoO{E3AsdXDSWF zo|2@jKrh^lw&B@E6WpZSitb&N?55^LqWg}#6TQH!OD5Ie1}k?yC?ILvxNgLxli1uH z&uaQN`I_KosrlWUJ-COwhZ_^!cjaF&rl1TA(j}oH@*xi05<$Lwm!d@{=NKpg<8*$C zWq-d$=^&PR2>&5h4R*U*yE?-qA24iXSCOo@yJMrcAj`f*0dx@@fcwD`>Tz;B{!xk2 zPGor^{hTu@Rc6($%(ydj!myg%Os0E3Xg5jz%(7Q2&gf#eP4F5hqUw??wZD}r&BO*z zihrl`eClpOXW7DHl8hzM^g--k>hPcJK>z7IBj5nPV%wg!D^3rH;ZM!2%CM8tGd2 z5GNWbJXRRLcE3oM4qkuHRJXjSnX3t=JBVNO$dumViSp6oB!;~KIgP*31? zFkN+ASg?m2vP3it5$PUfQo~QEXiy`1!5@e`q`xEHc)@RpwH{@3!#9K&S@XO~6e9g9 zFB8Sc`I>k;JhKQM1=ASy5cYr~`X0Q1I0jva*We?thQ0*jz*CG0m-%K5`tTP>Lqm_y zaqq$V|KJ+r-$#=#xeyl)ebryk;k5b81%~%3qR-871)JQ=<97PZ!Pd~K=T0k|jGVz> z94B(7VU1n!>~8;{w~kHom$k{(E91Fr>pIxzb>yu}e728y(5ZSiW9`(fzWSWeSnn8I z3-p-Cn62WAj2mav!>wXRZd3l$c;Ak$(Zu=#%zN}+vrOzO_Qu1*K)-^!LS)uVRT`Jq z*D{lo16~38G;aHFkGMWZWtK^OhrMP(h6a?*$<)AGe$muK-}TOT_82*ADH*nlYZy#Q gg8$2Zbp?UUo4+1ZCI<(#;U89Yg{J&!>Ase~0lRTtQ~&?~ diff --git a/example/oxford_sky_masks/000309.png b/example/oxford_sky_masks/000309.png deleted file mode 100644 index 0818e7ef397fecd6f8aa181d6ad61094cb564273..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1717 zcmeH|?@v=#7{?1D0!k^A+FPxIQf*=CESDJR=m1N#R1k@}iLt|C3)Q)a2j--s5fOh- zdnYZOQf93&E^7=4Y#|FJ7LeH<+ob5S7xRVP$ZoGSX3^%-7hD43ZgFmZ!QSo7_w$_R zInQ&x=e#+l+8Skg+L|;5gORSPRP1Fi5|bH>gzgkN!N^HItzs~ejVi_V{cQ;^CR2}O zA58R>KVQ7`>-W2de%9RmMbt5t5`ITFs12PDHe%N;qZnYLeT63~B6;vLzuN0g?>8eO zg4WD%scx_#bSbzMo41T!1VXe=@=_5=gE#!@NjJNHBQl#8YlCBcnGrIGy}?7i9IU<9aGUA^d(dWf2l`SK*^Cdxb7NFV_&Z(w#>Gi@&N5xSc+t1S z4U1Dt6pr6_uM?C>`UJp4zj$nQPQb6LdPp(cmidC21gX@*b8WLQAl@vTK%7T4-# z4Zp%!=eYn@8R|(9EF_Nko*>UGdQP*JuW;`5Tm>w{F7hL|oha}f;)$)|?B*ti!ddI- z2U!L=*#uR@bMG=lY1OkcG>#q4D%m-(+VC#Pf(MB^-U>u-)o1lI@OL^ZWfuWrSVQK+ z2I83aHsZ31Gc&Y&rL#hY0ltArN?<2pB+LKN&&gUk{#Q-Jr(_+p5=WO*M{4L;Lmq|w zgnCKq$dhy&*IPs_*#_?rl^`L!zvWx^S&%Q?r@mMGb-;jU!CTc2*?kgbV~fLm5#(3Y zupdhvuJ7cF1{?UQTp}NE!j*{vrD*_BW~EqKy^WYKHOVi(^+_$=?rT7lO0dA@aHTv~**(BhW+h7H z>ZxKoUohCjuV%6y7coWpZZmI%t;>4~>k3G5Ih-W2K|xrv)Gm>hs~;8H5?VS)CMHxF z^G3MQd&O2(?(7@-Q}Hk1D6tA`4cE~P-+)b01wH>7KaZYY#mqcVRI|ZFAMEPYdVQES zP=FtSKhPK199GlY?LZ=}PzT@IxxzX?+ll*p)+_Wr#aaVzrYC_9=BcX?K7>vt{+EXTd`lE@!P_&hOeIn0XQ zxAzFjxNpFTdhI=;X>QaP2PX>c8R8Chbjm(`cA?<+8-)`Ia}yK;E+iAzsgyVdC{`S1 v3W;Nw%8kQD<-Y}1s0|`T@PGVAPY^5H5IrhgKYZh1{6A9ds8I~cHRt{U3}Gby diff --git a/example/oxford_sky_masks/000310.png b/example/oxford_sky_masks/000310.png deleted file mode 100644 index d374bb14cd948833243882df4c40af94f26914c3..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1761 zcmeHIZA?>F7;X_M$e>sqw6sH@v~@sAOEq4X4yE#qmQ7)u3u2{LaXPo$vZN*JiXeo3 zTuLcHDOSl+H=HK8g&EoeL7=^DO{L5HHwjyAo0`Q8ciSbDKwzi3E&H*b`?+7wo9B7X z^S>VT$DXq4q;y8(vkVGPpb;*Dr?MYJAl1NFnYb(kd)#P92Qo330 z?(OBP>wA72zpv?{Cq96GxO2PhoH*0^oI$M$E3qqsP8%VI`EBBC>sSEfzLZ{i;O~_H8&8gv1nILD>za8~(qX?!LTKgtm3CZ!&tUe=# ztgFU*D1{f*62rvL@N&_ND97escTq9>P{%;*3h^7fT&Qgoi>*_JF*>y&dJ-lcV zu|=ntJMPD}&~4u7;~Q@TNu~E_odM{w|Dvk|NNXyh9!r5YPj2i2(ro6|BOsNyXGQ6` zzKsVl6-I`&oR+yb>AFa#WLVaiL^ek5F|XZKgD{DAqiNcNkU&CViwElUpLP{7Jm$5N z(-!14>mj2|WXg-S5f?Bayjk4x80zy=i6pEX-sCMmgmnHb7n4pIT;ng#LwdiA;9|A# zjBZLO&5u@2_aiiG34RH+dk;?!BAHfoQLs4jJN_7*^gb~j5H036@R#Qxqu8mY0AUG# z8wl;jRY5vCP`vDhQ1Q3wJwXAtp=j9yp}t9jsx(~@xrIMK7w8dN9BRBGg9_yIh{s~2 zV6ns-)l&tg{0#4;e&BCh%ukGbgtJk5G9kHHr$LcSeO9CqSAdk$-l%S%bg>}7E_(zG zi3ehPgGVF#@CEdUZ&F7UrE>y#d^xM`=8@)yK<;yNBixR3WP7kC!oq3TVCYTPew6Jy zp}R=0rqwKF%7mtZ4CQwY15(gsw!529c1n+}n6F^f=7wN|5v)ldEAKeW$lhSDt&k7f zj!Ivbm8NsY4fPDl&{iJ)6jNb7oLPULlBZ0Y*yMFy-4vv>CyspmBm{*!>Tv!S`|p)%Pj6nE2}0s zBtWu)hb5O;oR1Z@s`;2iN}CdzIMw=fy2rBMI)$F_b>KPJ*P#l85^Pl7bo3#G2ahee zpxr+-Qx zw>){7{vpl>_I+TAM&+o(_*c3OjQ7fJ0_jh|Fm~7HsKR%EkhCOv6$U25WBCMUZVQ#W z`@xN6L|ddO_a|3suyx}5h(0*KtX)-(d0XMd2sD2E133^=HNG*ttbkl-=0K zE9(-DNwvCw92j5V?eyp`q3f{%O!L-SVVO}l)-aF7{|+tfD$M#Wwsjvl>!?QDD7f9ylH{qm)mh!mzc~YIu_6EuGt4Qw=APXv^&6})9vFv?#u7_ zKhJs2|2*e>xYt^vI2O0>^?fWBE3Trv>^O@R9>rpXSz=&;l^$iRV6mcRE6PghOkocf zV!LaXyZ0=RPYa6r4P&f8GZAHGsDD(O@B&&lO< z(JPF>R=7rGh9+NqPtM<^-8G;O^{_A-cS9LtcUhh%mIBRGGiNMKCd1n`H6wPu9&?jx?977dzYo{RLbQM1O zl$jt`mn8U8ai`sNCHOsDVT&Y*a_)vNXeA$bd}x2>`e{Z?-6zb)wg z3A)zpZ5D|*ZIsk`j&O&n=vi<8UCy$TZmUt4Hr7MBEgLXKib9;n%}5c}3r>ROKLIQZ<0_fk$mX}FWSDzUt5)4A|*^1zE^Y8$`&dz z*55Z@)JJ0OrDNPSdq-k=^LR-VP@`g^*o^99cu>|7w{2{Zg73?heJAZjTtOkl4cr5Z zsG2a?*y2IHFHg20?L%gQk#K_6$<~jAgPBT!c0oFX*qm`xaXkQajS?OrgpGk)RdL^ln0m zz03}O1LvW>5BmOMt#<)@iM~u1_!d=rzuDn+fI~eAeuO>O|Her`!^$qNf^hu0zg!0P2K=9#gr3{ZyTg9&?1sbEsBXPH&I4;Z z9A{?f931B~$c4sIeF{}`_7f)x+bdNByiev-%XsD5A%DE*SNJ|BnBHPDziCgPeyi+} z;-tzey=G34J9MQt2MXYKAX+dw(9T;Po(4Mq(TnDk0@O{UM-uWL)mzY}+R{YWSRIL> zQj7d*dbt0Tp0DnF7tHvNW+b?WCAL`J`Ws1i9JAIP5lZZ6P%V!g$(V+@VZXnP88N4f zis*d82jneegZ(jZx5A(U?zR_U8iXzt8cQ0NLb2*c-E)>EuS9=fR}mq2QCDo>U?)G6 ze5a6>#W2c1y^0vS(WY7%D{Mu1YW)B3-#-Bsiijl7AO1c2kJH<~vWlaMvZ>OO-G2h~ Cxlfz` diff --git a/example/oxford_sky_masks/000312.png b/example/oxford_sky_masks/000312.png deleted file mode 100644 index ed0049a689c33467dd095b06d918b3cbd5a9ced1..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1702 zcmeH|{ZA8j9LKMyprUigLtEDr3RIK|^oq!_6@21BMB8OLJ7-f64vkT9g&#PS74V5Z z90(<(T&U>}Y%>c9ZgCs8Ox$p7Ii$AP%t97fS?xkwV(l|#x_?%Q0)22(!ED9!ISZI zwUTLpXV0(E&hjsi?&P00JI?(0Z2n#GvPm_qiatX}>LX7l^;4vPs1i4)HOZOR&=GW| z!`F|$)$_I8xJfk)FYIMi;-$2ver3Zxc1wpbQRP^>a*W~n!TE-8Rx~PGe2-)ANRC4L-9-rD$O+2%yjzpyO-gHQuZ00<-JMWJrQw}iNuoCC2me%ESI@w z^A}3l^Ry1X)Z1bUB{K#zm~QfrLSoch4KI|jInSf9PyvVxd8UUT(%EK}Ao__e1Y4*f z%k(`dtYi!5QT$SZz2#achcR63Y56=<{EB~y2|&Gvt*7N+4I&&ChqA%@+!xB|ctU7) zzzyEeL3W9*#|Pni_V5@cW=`R^QIoaMVCECllw8w`(#oh9xszGCO+{5Cft&2lgF%v{huV1K{8T4(UH{zH2!oyfR!=lmj z;C-@)Shf_x4H{O!=x((V&-$GieGE$BnqH@FAIaXpr1 zr6x_A7aT`A)MHp2vzq^%F2*ycKHHMgpBC5=oItLq?_jCS2Hr=1i04y_)+Loj7RU}x zA=lKySRRwae?^tdJL!{nlZfgw$Eo}>0iQ&7;E$*ypweV$ z)1(iOZfD+#O7f&r|7aKJOd(y)Tm}EV7$hd0LDKf%>b{{dk~vbF;eR+ z^C#(4{`3jUl(@53Ay3U_R)M$da|`$BC&BgQCGAE@(Sg?0jG8|j*>f*`?we3*xX`-k zq_g6lC6#LKXce}}mfz&|;-_V^Yxu*haxN~MwJvja<;dn#FDB*7T4mMlz}zqtwuLm& z>P8~8&3o4#(NgvFkZAE@47W-a-cRW`A%BsR;bDxgkZ)%G<1gTHh`EvQ=9LY`1$JW{*r3as(dMg9~KWl{i`xTn`2U z@@lshzi^ctfL&E)?J1uq-;2X_|J#4`34CqP{OvQ_=KOz(R(?R0Wt!5FeKnW=0`<=x AsQ>@~ diff --git a/example/oxford_sky_masks/000313.png b/example/oxford_sky_masks/000313.png deleted file mode 100644 index c4f2723e744efc72e164bcad44dca13dc8502794..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1726 zcmeH|-A_|@7{?15KoNPV!0G6CX`yAJv^~v6)sFINDF&IZ7$vB*(j_i-$GTBsCn7Rh zIMNqHs3>@|WeEwr@B++giP<@)J>v)$W^s!hEax;O%Od1(VxZv&JB%&y(m!A~pXd90 zpXc{Hzx-}~_Ro%LlXiZvlgHyF>1wKu^LVjwJYI|~firkHajiNYFRn{hResVE^ZMD2 z=3h_WLd*VG?>_tr`u>o>boPfr)_Mx73t9n6Vkm{7OfUzXO!6c*hrT7^6;~=FoxnsM zQx2~=qX70z(7KB{Y$&}ANx__FlYEckLdZ^N<%?AjF|Z;se@ZnO#*Lv~;thP=^<)H+ zfiIO;4o9wH&x4IKlUbfI!GzeXpuRQ~w}ko#6n^D;G6ZSBm*Ao{au!R%8-Je6^CWgb zmEhnG`IVZ8h#uhdOPdBL$v4|qF|OL05EZRYb7G=*30M&`yXg<98{6G&!>fIerXuL8 zvj!$}@(gqNeq+dy0-Dn1m5bU0XItm$2&9b*`p&X8=p5+H&@_kc5o4$WSSer*(t7L; z?yF^oAU)_!)m#h>5k<%>P$FTj(kHNoxbF;m7czpf49%sGhv-G?1rrjcf;MAMabFF4 z3o?PS)T!psFmVL&0wq%B9DNykjW#!cN5}yMs0)g-MNgO7GW`l8--1n>L!tlP6P4IsLPT^ zt#5k4NsTARJ_s(>N8(8oUh9u`SQK2z&-Y#kjS{V7I=seD@J!hn zQTfXjIu6r?|0MUr{lORLIY8?&_LeASMD-aa{e$X}eRG(qSAE9kf->61Ek#tJTYbtm z0PWFb@0}x5J^9J$rWRp!#Yo}YGgZ%R^)X*3v}Z@#BTF(>n6_L-XJg0moeTCAd7mg| zSx%R7X<4>pE}(L%Ykh-|sLgGWQB}+NbQ5L|my^H4e7qC+Q6O~(Y>7a;d*K}hY(<>2 z#ctbWPQOd7ZH#laD78&*SU;cL)Gl=`Y~@-CEppo!Jx&P}VF zLYdzwBj0j8Cy)Y|37$YchN)mBa*CrE`HEwdJdQzO3$&k7acA#A!UIi>)2hA)vf@iZ z?M&t%*e71-Jt7FW81y^%MQ|IkNj@^bQH*r`t0~SO;D+%z=l!^~*2-P^zqO5x&sBZG z;_()tc6VljvQOOIJ0^&CccO1#G43HN0j=9adczCu^E;yk`WR=H&<)FVx$QRD_KNkV zq+XCLn!j!3pHHB>*eo=l96?uW{dU=QvM9P@cNo=ot?69t4!eeQDnRAiQy1eA|RQpswC%h$1Fz7p&w|I4))ZSEx7%JB`5dw zJlA#K_jNzd$;ojX*4CtNeRC^=!ARGrRYw_&q!b2&*_#Roh9IRy!(gN=X;hWREX=3V zX$|+gFD6ef|5@_G=GlU(mAla!&Z0k#@eIQ_`7(I%8J^*vFp78b46g+rZsZv@2C*=5 z7~=&MZa4*E4LZT$zmy~&Ln%3{bEHtMmU+Nrm}*zX*ttgK~)jCh;)$QVLJ?^+UZvqJwW9r z1ebL@T1b9qdQ{XlC+B!toCZi+O^px_kY<-Zwd2Q3OB9Qp*N*&>RR6Z1%Oc9Lg3tLdzFhy|@@ zJp*0oK71;$pDRA2aK(=Jd*GuO$0G=|zDA&T01>aI1auju;kCPBHU0sRD)l@gMvyDe z=$yj23Tc0gYN--h4>FeK6pj|@b3)@EhM5q}#FB&PW^S&KBdFJPg!Hy9m}zdMvjF`t z&;xi`uE6N^h3aew+@>@e=p$IN`Z;XB9;&qs!Rh8x^l9vP@S{KvuU53WP0*;j6grxB zS6)u?C%%?NplT5jNHeK@#^Km{sym)R-N0q z5tj=yfH|#tfvC*98_px+1(UA*j!nF8#DEaPLNbns%>wwH|3p5#2YBuyKE}=j>(FWB z-r#WW4c;}8EUQLZTy<_o|5;skNTuL_p^gXZ3Kj_=NW6){ATi-_O|+WT1C1%q?Z`-+ zOR4C9x0};w21qVKH*vv%GiRlL%hh@Fx3^9>&2P&>Aes`3|HtM={hvG99F8M+Dr1^93 z1-rm2ct&{a{(|tq%TuZJdF*QNR@7z7U8(CpWh>hQ0+Y_6aJIV|MT-RA9z8HQ8tp{* zgHx=PJ(F3z;+5Y~fhp8ar*$i~gv;IK;$m4l344t$m)iebgoGlqehl+oYf32`(Q*(5rkaYfo zrY)R8TN&P{`hqNOiQ=+s5tPUr?QwM{WUpK{0?Qq#X3H?wd$Be&biYQEExzBoy}9T4 zKF{})=Xri_&UMguVC&|0HVXuTtp|RWozl242yN()IA{wrFXbg9MrjzL3&f!wPjaDNt_x%t#-?)(rGYc|GWHx{w=B$!6@d902|%bl4^IOA~5@#c`Yk$miXub<`zETojw)wV!i17!3&jdH-wII<>XJnrQ(gJ>b*pM zz?v`|vdsfA?$1mJL+ty1#Qqos#7X}!K9QpjSr{dV8N{OVR^?S=p;;?GPpbD`8i@`> zcCs%9BDzo$^BkY^zD_1`m@P!B(+YJ-`7PYr>tXv2P2r*|MztUf%haw1zn+vr+szt7Hv$H{E+|SsX zTWmM6y6zqx6 zIE~2x@Pv7n+!^c%JjEM5e+-W2-A0~?s#He9Wbs-X0FEv#0AO;80Kh3s1%L<1tl|x# zNn`~hUK59x<^b{KlmifluuRss`Z==$07n7^xXQC-XgseA5$9H^7W8GMXFGlF=3`5= zT0Z?X7@-3@sn`LqQzw}hw1b^q0ZOC^07m^}0vG{DJW<2o2m;e~pTSC4+v+dOQF2r8 zi@;qx$5R3(ya5~oM@XmdfR%LJ$H7VitKWc?HU;g%aGWUvNso{kpBe_;f~2rw%>-uD z&UmUY7&v9j=!|O}QX*qn=T_^N=GD?Yvk|yY^cQN>-`u%cEvgduW=5>3l(Oi;G0hNmB79^fi?Q28VMUEo9NrUz za~C^&W47!S_dVURFvDLG%@6QUle{%GT-=hu)oG=x4THnb?A%mEpXg=9K*Y_}J#tos zOF5})rJZIeuit^3cT_gWvS4?^P-foj-1Ucs*zV|^-dxjKkw1k}2E34^%9TE{=<2Er zy_CX9*b^zN7W~ZADCgkv363|cKL4)_$wy> diff --git a/example/oxford_sky_masks/000316.png b/example/oxford_sky_masks/000316.png deleted file mode 100644 index 8fde680fd3624c96227f12903439885b17d51d4c..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1792 zcmeH|Z%h+s7{FWPkBC_QX`| z^Lzf^y_fU6W6)=A*|~+o;bhj}58yG>9J{jo4jYCA@91EDX_N?6qd`RKZTqFy>P!S{p1M_=hcD>bkxhvcRQ zLe-}ds4iKMCY9Q9xqx-h!~R3;`D9IGo*4v@qS%S(Jwzn-#lLZYVB!!S^rVs8+E8B{ zb67TjTmLH9g!8;l1$v9x7yov(2d&KES;}8)gSXW%7ihh|p8PW4dRu)Ox?2Ep+Wi}BV-?2MzVs!%Q9Q1 zV-6|DpLmzBT%U7zHJ44cEbLt;5H9}2Qvn+)Bkwaotkmc1SuJI^S{B5nQv(<2Uzrs0 zO=?1HvJ8Aq?_zW>jb)~ZJV8xJOsAnCR3B-I?qnZ#aPaH?vl!dQ!TJ7MK#ms1E;??a z4o#@nd3a(DDZ2oOHJZvkOlG?2A^$Gyt6X<0+@8~{+*a>SgMZEyKzpC#Xa4J3jc z;W-UhAOK?1z=Xg-{E~2FHIxE}!F3+p0o$2P0JR_4ES>W36myz&Au0|MdeEg&9+t%O z1K)Ez`jtK9_mPbFXJVda@@S~n%9s;5`VDQ~cl)|)${`98vw|f_dljVu2}T!&zR{9R zJ*b(~uSuu8J@8!h0cNjLM{U=yq)jTf~yO!!x~vWp@omugde! zR76r*WCy~gQ15V3c$xSiY;X-Khh&XKredj`>BGj-<4I9CUhlf9R2AEk!Zv36iq_Sw zY}5^Q4Q&nA0iVuwNx4`BJ`qVpXH-bKc+Qg(HTnJ}VXQ8Eh)G!yeR8kAx%jq+pHA!- z#2$tDf%+&vp?Dl3{&Q{A*BVtN*yYt7r0Xqb-r`Juvy8`#Cz#2#%RD($=_&vxVTaFP zLNnQ~{9pXbM^OF2x>G|>8Gs-$rI{9#{udFe$oaIb{KW55(}`bOtqcI06gmQNX*-@>rWYz)izBo_%-X?8D#VcABix#?|p#vjp) z{W}l(o{O&BFa2w`H6ajz3g!G@!+ZDK8a zA7u>P`n`gToE(Q4<6n&^ufjs?F_ zE70v_?vn*&+#tZ1Zypm<8RrLC%qj8_q06{4K+fFhnP^IS=xSrb9cQ+%th-&7((^?` zZ#UlL%6S&aQm1hKd3ZC}cMfDF-#0egbY^;9CBg~PcXeN~m{#S=iSQCCFhN7oWm=2T zzD)YG7U~HI)GM(>W3r*U!u2C_9c>m*|dtXFFu2?@Z@Hz&9$2kbsDE2$;gHC zxPeh}3~0US_mAv=B{Xz2TNlw*doExqvo!-qqgL_I3yIxJav{_FeHsA z5A8srw;h?Q)^iLC@k?T>V!JRdwl2s$do6KC&7NTRY(!Do11|&&Y#qywMHD0PoR|Sm z4Z$BU&zH{rK5O5NP~&S}Me?XbgtgxG^`r4YQE6D$+a#aaCVeLHSU;*~O1SUVDs1Lx z=<*v4+SCb&x%%~7sIqOnEBU=U*DzC?@+(gl7cRwrRBs%KgzA72PyK|pv$}|s)tCc3 zhQ`2MK2&M44Bd?*uu2E%8zFLwAz{P^R8Hbyv7!R=x~H^%82&H*Wjk;Knpe0qJk@od5s; diff --git a/example/oxford_sky_masks/000318.png b/example/oxford_sky_masks/000318.png deleted file mode 100644 index 7e4cabb5d11a7d0d57218e22f75760a32dfbdd3d..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1662 zcmds2YfMvT7(TGAAj%lGQQ*vSIkXPkK#A+Aba>&?RuC5F=9W2usq2Eqa!L#|>$oUh zkoLeiXM|`$e~^qAGWcOKOV)7{+I|vB7NaB^0mpX?S==!FwgfsE-3KPf__O$Tf6n{7 z&-=XZd!9ErIgRfXX+lHdLI{Eg)oF7N5k#PbAObE2V}g)Ls&oV)$!;C-l20Gm72q*FuS2_88}G2dZ>V%=e-n(+^9N8W`!nyj z48Nn&XYFr+Ci+YPN@Ab#j*HMqrT=2z0Sf3dg(!lJ7aR@HL-jtiXM!|(z7U15S%Tx- zGfD~mAQ$AO>u{QysGPEiCiY7~J;50GIo13@q;~zFyFO>%AR45KnJL@4=e5BW^(b=+ zea?5$XAVvmqA1t5z?Nvb2t8ucN_gN&ONIgo-o zWEZEt%fx}sXJCz40|_994C2)zj5LV9M8696qSstyC$w8xq{4>@EY2aw53Ij zH~gp3;|6cOu>)=&u1@arFj4pfINKHoH-nRGXRxJ;?Ij!?J-gOe$Ui3a{LwjDz|O8xlPV8| zP07JoHdEJA*{;LZ{zIZg!LE8Lj3Kr7fU7`<2p30%RjhVv`5>C5Om*;uK@nwYfVpTQ z&ZuW2!JgA-T&y7#yn2{P^8F^qV|bEq$?c0T!ZPE&iP4jOAfQ9$Vs8>{wp^Fs;lTEy%1&Bv_7AiUzP)BsGYdNcoI4U9^ETD<(Iw zdxR>u*;k&>n|W-Un~adwws`Z8=^fXSYsb9XOHb}3Rk>+DvcCUD$2ra}ea`@|S) zTcxN>sx>&;lLw-GS@03*8+ZGa$2{Cj+fvL*`W0xF3|GIasVPC{z4vJJl&_87)0{kz z?z^+txKfUR`bu#j#o#QSb3ZAN`U%afmTXLBD0YOK40ndA5VNyJw5MpY3ropCt~pY= zFz3DmY)mby-iPs;n2uQ2`TtK&i1#A%v$JA-fBp*zT=4|=Lhiu;@rF8j=he_Z*o N=<F7{@CzUZkwfmr>-7(t2x|sI4$*I~fRtwHL7H(A1>NN}M5EhH%R^xLFND zoo|C{dl+vDl4T!=A;Ihu5(zJr-P=xwAC^r&RM-bMl%^Ya|j$GG!@#Ln4WZlSo#bOTdCe5!XmbByqJ=ap8fcRliIo zo!of0<+;h*ziWRhHyus2TPhzOEqpWEOILznI`Ao~CG=`0jo(YnaI_uh=|CsiOAM=- z^?WTgGetYVqxwKM+D_=VFiCtHHRF9Ob)naYM`}j)*!4FD?Lsx^G9E9>FBh`;TK`$< z@Pq5y7j@({XQ0z12R5-KCAHDYau|s{_o$Dy$E=Qu6QLqu9bcOWv;1XvoYrfkmJW1G zgh=LNI26li{8^$}0c?ha(jzV~>ZNTlupMn=Z>*C?RLm98G;X;ve?6;usZhw{PZ+}) zSRErGTbN651E?`tl}zUokOPg8RWbmsKn55vJg;IdKoP7e<_si3%@bf%%t@FDG=^yv z(+jr&-uN_#trgER5YwK=(HmNn%sH4DV-nW#`(w`_CHr}T)NdlpFUT$FKNv3P_6Q05 z{XB*O>L!Ck9Ypuy1@Ebal+jV}kg|G$5+u9`E2qr>FNyT8CjJ8b@A^&{SQ0PM0^*+qp+P#LhF*FLcT!7xZzsJw6yr zL1(!XcD?`3E~L=sC$v@wU%M4)4kK=Urc`jvZdtonvgG*Hph+;nc6dnmuzRU`se5TS z_!8f9I#|f+(O|F(?S|ucJ-RXXfRypNoA2$BH&^7hDe!}jxYV;!x0Z`vw42iPs6Y4c z14ExHXU~{if$EZ(d+z2yQxAMkc-s{84m7XXS-eU3`d(bmb>T+k|9^QEWD*T`vb4yQRgdbcUX zJhWC`ppv%uL$7oFetTOZjW+SOP#<^0Ajm*tY8~?3(OgV>2z?dm)r-1(-!Yh&9lq^x zT&&WiYjokMWoj*GKsGWmj;~*uL)uoHW7Ev0;xU%Vk@%<9e_AyCgk-SU>v8nCc7_{? z#cvZ^BWm-UZ;;T>TZr?UX>`yVVqH1My&hX4lnHe(onSh2;fzS`!lWqe7PO+&(;C5d zT&_pQvcsobI~St%??m0+K(bRF!#eX^H1GdnGyN}i5SD%L&dcKme|4sc9}rbyEgmX5 Ga`F$;%>0!A diff --git a/example/university4_sky_masks/.skyseg_cache_version b/example/university4_sky_masks/.skyseg_cache_version deleted file mode 100644 index dbcf5fb..0000000 --- a/example/university4_sky_masks/.skyseg_cache_version +++ /dev/null @@ -1 +0,0 @@ -imagenet_norm_softmap_inverted_v3 \ No newline at end of file diff --git a/example/university4_sky_masks/000000.png b/example/university4_sky_masks/000000.png deleted file mode 100644 index a92e1058d652fc68f3871cf1b91d6c83a370b7b8..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 4258 zcmZ`-eNa=^w&zwYw7vj|CcFtB+6dt*;N?jq15_F$Kq7?X5Cen&k2nK((&9a@6U!jz z6cF<&$5p@<-H(m+RYUd*AK* z1u>U&tp7Q7V7fYH`yYdE_O!$b)(VgR`G+Uk?84_k9;LP4(;!vCy912yhWMgkA37%799oHxN1J=svsJB5Tmh9!eyYALRj2m%5M@{_4mR!)gnz^&pe_ z65Z&kP_0#iHXfK&$iCP~8Rl_|EWtmq+EQA7#v@DE?z=U`wQ+6dNk=|8)#1s)%YH zLo;*4FImqh1f1u=8?*CALyc+>kN6#gWxhUBzP!h%WfrCxr&sH7>wH5dvG#R&i(gVp z-VzX(jm^5u`g}oO z68;a&N#LeNu&I_6k;KBTq_75?{g>oIFYg`|BvtiA8u@a)aBx9yjZ|C-x^^%#Yo8d! zw8=P1MVU0S$aPkx2)9lRj|AMObJFn3l7NFtSfSkuji4^DFRUtXm3Z*AZJ4Z#nGpQR z`8;4J);t1Y(zvoMj1ppC9Sd&OT!FgBpe}K$fLOaFn3;UnETUJ1kpkCRrv@owbuz2M zY(jhmZ03@m_8P_%@T-KZT$J3&k)p3sF}b6a%N5}F7#2Id$;_xu_-kmO!W(E$tj|}43ls7xyJY?D^`~n z%QuKbw66^&4&D-IqQ^2tJd|a6o5uh7JtdVvI`o6ZdbnA9n089P_A;rPl4-?Y@*M_*img02iGVy7dJgLCde!#}^AYWIvi2J$dqh?&>2Cwz( z7uI6abZ@3@xaDjlPuPF727M%y-A>2%8%6Y3{)hWm;kRu0B)-I9iBiA~vw$f3ETX`h zP)4VSN(U3rEtmgchLrltK%^$CAQwZ1RDO4Nz}+FFePOUfJX1^Q@i|hX%qzeXhS)cE zWrp9i6&(L=45XusDjf@`zzv&#mmS+U*~o279Nv($AV3F*cSH5 z3oG^)%p#Og$l~urGdj#oFn5EITOi4At~|S9k4Llx+B@i@!zti7*(y3FAMx8gcoRH~ zgh%Z_NEO}Go7IuQMj2lAL58>2Jb%>h&PS4jcQuILJ#6;7U+hL1FOAThEY?;YaB~ZY z_FPQje|HI6CIV_(ii~Q8+9pA2F zJwzG&53@2lL^WtV%!o^G8XsEF53aa}QyqTCQU+-7+x>3Xtb*Ku1-*~`;j zb|$Qgad?yl$<}a|M!B7D64UluBRg#Rrj~cm9s+#pwCkImNT9Iy77&BY*U0i`>|yXn z$MAdneMf+?ae3uSNeO!=&$nSH?3gv_T~S_$nVwv>FTKj?OB9X z=ViBM!Oj$+EUi!PRl!hCi5DwT7RvZ-ZD61Ltk(>9ApHSK?+jOi8-qYQH16o|C{6Qt ztQ}^ubstFQn|vxiJd$O#yoTCl%h$}tlkT|++SlSO&&4t8)bq2&My-xj#s5Z1jX2{Z zHI!6Vg*jO^y{JV@doA9w$utlxN`$F_U3`;hc8L9AbhV-;ho#HZG4|l%8VX+XBN4i@ z;CM=K0?7N^9^5O4UQAh%*Ek*dps#i!&_w&&k*&`Kga9A$Ck4f7aN`#EWV?@%X|_NG z`9wfO`{GD{l`IK+ARw9{UVKZXE73=4Dp`YchGb6+G)|?!! z?yIlW%nq+Rm!K#5eXuRm!Z-L}P9ydyyEF>i&yN*d{lP9fghhn<&!QC#wB^?5Hg2 zDABS&uM3_dj~KgZa=84T_l9?1h@BOx>E|43@OEWsU^wOdIa0P|Jh06iQTMse+dDjX zd#vqH6dFFEcu}~cPv+PmaxBLWNcyw7nb<6s*e!>+)EV-q{3_ZPCSNbFo9R({l)2dK zd2(B=_}J|5-GI4wZ#UrGV;7+rY1!B{3|v&W0SDs8W1<;z!5~@;=W@478qp;znpGi-?T;!V@mJToWH2> zJUgQs-0*-srlvfNyn(FGz#Fr%>0z_;Ak(zKnw%MI%+?^7V)+5`H)GQieO-|E0A)xN zc>5`$L4QA(elLf=)2D}Ju&Sn%eRF>60v&zSN-?3O?jW4Tcb%>89g_POjm1V0E&0ge z2YqgRRSuQK;(y2szZLQr|H7vB!iH$1c94ged+D4>^QojywCDpa|5rhdlDfQuZ`i<#F7;YpeQD%8pe_eS0F1P} ztMvOGyO6F8|3t=8X6H$kPk(}#g7l+5^ilW$a>^*aOO~K4IP;SAR%2bT`N(=USJYQW z-;K#P_AU`mn_;Nui~{0i;xolY9z5;)=4pu35aS*{Hat8cxf|5msaHxN#9X}b=)ssoRn?X zB__at*RygmuA=Uv?qK?P>iVyuY%cS@Lak7{ptUwmz7bkm=M`Q(uD&?0^p1hHjCgdk zS4&KsT}iqq=t>Flz%w2^TFFlHetf?E&CoCUiqZ#yY{a8{GYpp>W$SVkr3wtm#AM4R z$IXii%$$670^lfW(4No1CFB!3WFsZMI5tGcN=Qv00fv22O)G&JEp14GU#}(WTpgn> zC@DpjmynWoeAR&iI#wOHaUDb_PpBp};3lO|4fI+kh07bz2Ood;5l@)yBKunCmqhf9!C2Jr>P zOEj6d1a^V9~klM!fI`b6|!WTKG`=K`O$g03N6AEWMxZ* zq1nd@Uq1rvc9RaWazYfCSYZ4rkdk&%)l%_;w8il2mP}0UQC7)Ave~o$5+GICq(^1? zoxnTg-vzzwsg4Ev$juZ2s3jzkGOmCvn&5x2pUi=3sYImpfWoi|yrqLhoT)Gel_=r!}CkW?|W%$Jl3Z$CqP1lbt3Ah+On zpJPt6^`>I65j{pgmWYe9LKoQjUJrNx%M4DzkNJsV4Pg$5Yay5EM8`x>vl&CYV@zA< z(*+iFCJR0bKFU3h(!DCbo&0ox0p8TrP)_6wN0%o>=|K416n1@B%%iOTE8l$t1=!1`LC%74%cqK zyEV&agVd}z&e-T$Q`S&tk!0h-=t5k^9Qacvo&gURpGQesvVIyONsB3$|BV4m znx@AC@+W!|`)MV0Kj4s(csCr;-l;UTB6W!UR7zbV9bD{Mygk00b|N!;7`|~cbtYmd|@m& zi?3}tPN&CHo~hy66;zc*-bt*TutqM7fscu`>lY$R0^Ey>@8p2Zhp!S2sSg})nd4A`!m5E=&p;d6Iy9V|YQ8W_ON#Tk#WF`wBrE0IppaIK19 zv6QHk2HUevN+D#`@DUr6%-9(22${IlPIuL@^W#dPd-qr%@+FObR67ksqsj@_DP)h+ z)oMTg`90@7?|IHS@AEukE2^$bd0p~)Qc_Zivc3jOO8UW%l9FCKvIh<%RqRV%O-lNY z6=jX0(fr!R?|))k-y_=nJMKl+a?=ma?Go*zU=vR~wy&vjzCCv3b*@kttI;?uL<_UZ z{Aa{7wzU*5MS}H}r%^)gLHZk10XIo(&G%iE-tmN=hm>B{CE{gNiDiLmI?CS1`%ll| z!d#zaL1{hfv*?0wd_VtwtXs8_M=lybzFLxXGUQDY_lQnwOW7CP=?pN1i50<7>9NpV zPTCoj>0ox^h#A-C(GrHH4NEjlmj=o6m6 zUQXS3mY%PVjoe^s`;`v~!nQw_Kj7M_RBRNgx%U*aBEjj#+eRHjET?CkslZ-3!9Any zaR#5#lcUcm<~k}GyIKAAH_oYIGKD?^mMl-HCWTdO|D;d2fCu()e=_QN*@kzCZg(#> zcyp5>BnwrQ?Q>j5z};Z&b~h-3VzKOk$g?b1#kK5pu9bC$v-YiWdQ#V~txN;uCM;?; z&2}(uCxn8T^m`fS(valh+W~he?MCL<0@VcAMZ4*vfM=ca3=&dSfHNdvh%6Z*yA<#4 z!3Ca6@#ni^$&7nG^lH`+A-;l3$mGF3A=1{^MqN~+FKkHVzAVeIs*ppt|HVqHg0{2; zNfS4n4yM?-gVteVtJir!fSmKdIaE?QLutaZ2`H})$HvlRb&w{Kcb)v=Rd!c1Bg z*A*4$%ZVEoGCb@1dL_NALwXNS=HK3aZ!o@#owSwnAGGZD4VxDn;YDV$*4j!tEXYRQ zF<^H3HH5k3m~IX~!FSlZYz00`5l!v!&6sbw!r#_>*e7T;YBS&5jF^{iIC%7&J9B7R zSjy>u`O;R~_t9+*0nH@e$$z$n)>+GY#`^?dYhZQtR7{inF225<_;t?> zzt-V;G$fg}EQ_ym>T~1_6I4A^+80zoYcF110m$GibG4<$K3yM7&y5-S$y7nNjcld( zA5znnyIdZB)6$pzDO^7qzhj=eELi0_3i1BJV(vcsL7BRZDu;W~X5C|9EB6cDy*VVw zvYm~!(~eYei4FL`7TQL26Dd7@v&In~flJ!v^6>-t2R&cbc&iY5btsubX}8J0g=XgI zWvSvUca%}uzYGoI7mu`bq)D?zOqo93dV8Z-FYM|O0C{aiW4SVDL#&Hsgl^kD z822!jZazx~1c^vKh21~t+L6-a7pj1^oLClkJ}DzcTaayJF#b7nsjNQFsA*zddc`*4 z+$p9V7sO(u4IqVFAxY1e7cM~Le%N3D!Jp(mq7eKPyo1C(_D-hUcdJnq$Yr@+cL$4#~biFit4q6uD^M;6d(5(BMSX{OcQj$+* zyz80?9m*gAFkIDM17WoKW+19De;!R<8Ir7sZ{u~e+ka-_sv&Y0i~c{W-^km1OAV$ z(-D4;v9C7;nw~Pw;~98G-2<}SrKe}r#t3NulRyd}!UHDnvwehgDItS7F?F7zsLGye zE$|H+g!HV-q;ECqj2Z%7Dci6i)g$Nfc=r^6e;@7_G=7m3)wFKH^)G*E+HBCOw z+XMrUhT*GHvQ*(6j2DF512cZ@X)#nhZ&k=sW-Z7O#g33V@c5`cRuJ;Wmkp6zqppNS zg4RVTSwQC{7C8rQHJ(8qXL#Z@g@CNlWtkV^)w~zeYz~zr6Ul_O~O;mjHA7=h3_1_Jo3dFG&uJ9qY zVf*Kl>9=yv=_9fGuAN^x1|~sCx<`_%%FOc}1;_-DtGS;#HW{QHk}>K^O(T|txzG?~ zmq*L$3pxD+@EH<0Z_;E5e1zyLv}GzZTB^#-7Rd%?fWoMG6_9+v?Duebesd%IbgZl% zY|UaXb)XA_2idN3bhwVqhD*ldpUFLo==G}L9@)SsSP8iyL9Sy9u!>l@-3F<7kL!d^ z@w`3}WEXRXX$SPF=ou=D7?pNJlG%#oST$6AsL2fhtq0v-_0X~?Ss9Q2*8@uTAkXBT z58Z5mq=PTJat#i;7tLDJt@+SW+$s0){nQHMT~52t=_?>);x8#pw0AR9hil1EKS_TG zZm}&v%e%3T{<%j#;j-2E6KSlIS6A+vCd+B}s3Ede$K7Q+Dn(hI{U$6Iy7U!rB{W$E zHFw%`)`WE_>_OMghkm`s0PI_B?S!t{>kOaAUMkus-5jUyzd8Tv7GE|@faZyacdKnO zh_5K&J49c5A8Z^2h58OdXef46LWCFwyo{Wo zz?-pb$7aZ>r@bPY3LnB&1R!Vt(t~+Mt-aGVb(jS9S0S8KV5idF;yzf@8&AUCn#xvl zBWsOJIpkH}6sR+5L*=s6vGpc$ajns`psq@sF@q?xHsm}yYQo?tD??68oeDnh9R8%( zcMCLEU~FwW;|ylo zMBsbMRro0ib`)evv;9O4tf*z&B4~@Jl$p{;8K#AB)@WHxfP}mA!w^PpkD!}t0g#3J zOf$Uu{Olemj%76!jjhhGCV`&Qq0#@Qs+sCoK56npup@ox_<<5w_{RK@S~d|5=i8d(B96p|(rI>(j}7DsL?!=x!0 zY?%#DkCoNJTet!B>69w-uqc)<%7IEwf}cSXajM}b?l=@m{JYwJt>yntpcC>x`jO<~ zHE06-%R(RYfIc_LuPQ6GX!Pkwi)-pA$v>|z!d5cC*8RWrh;N7bvccBmPI7twr)@{R SSzJo|#Ze;an)#|<4E`C6*LV#8 diff --git a/example/university4_sky_masks/000002.png b/example/university4_sky_masks/000002.png deleted file mode 100644 index b51d95aaf09628348493960329cfe5c87367243f..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 3036 zcmcImZ%|WL77qa>h-eZdJS5{u@(G!nWPp1Oh=qU2XO61Onk!fgmbV1O$RIaqMG(ApYaJ z>dIr*sP8|I(`Uu)x_6J;y!h3DX`$znpDJgXRA)rU0#^@tX2bE@L2uNmXsH^s&@1E> zs$H4v-yhf=y5w^twA5@^^o*%&Vh(x2++HE)?M0sC^D}GyM4&L^v!}HfrRS$2!>kaH z&d%-KJP>rKomZ$*WQ-XVvdbD%z*IIqr__aX@Jn;KjqeMXTGiB)SrsLX6}r{gj*6o) z%S<=*E;qtiEHiUio4Z7V2t5 zH)x+6kM--nqOR&(iKsCz{*^PFVV1zuL*`?&0ZvEUs$~C&ye?gG{(^3h*RPkjHR+ve zjKNKI2BJgr;?Uo?iBKX@?p4Y#rSAFYU47^W?lbQFX2!l)lV{Hj+S9!1&24Nf`JK}N z_DREXf_RY!2U2>OcnCAk!`x8l@kQiw2Q5zt@~i_c47jjA>2>d-E5} z`E-#e(B#)Ipj(7dn8A~D0u!^}aVJnD)h)EGIE~I5D`cN`>FClv@{-kMv3FA=tI||V zNlyk60!g+t>i01r-ObUo5*d3PT=HiETeBl4BFQb0unr&@5!khPf{M&RDS5I6CBp^Rh=a}hmc1$Q%9h)Ddmpgz&CFJM(aL;Ibp&N6tZ zG9(Kgc|z?gNn$6CF6C~f1&_Q8xm-BkvK6ae9}HjQs$Jtnh?sq}otxsK_+`c(*6l$1 zuh?{0CDyQE^hi9CJXg`6k+1^1_7)ityM=OH#D7)L&ohMtO@olzcqzbE;1h4i}S zkaI@h-5VS|uY<`uE7DMO(Ed6NY3x|5^Nn8;c$Kv`Oe^|EC`*FPFKEENX4;VL3J+N@skFX{>-POA1$L&Uek zi}x0f$dEW?SExsdC$QfVj+n@-`dLV;UsX{02wAhul2d~&$K40bmn`FMvdB%6=iKQ* zBYpv#1y2;Zkw6<`BK}D@h}@D%7ofxK73WN|$f6g;y_3wCHZ0PoZ?0x`p~wp~7gP3{ z)jHTDiVKVjkj(=~Oz1Xon``a{uQV#2gi&(pR2GvZ{Cn;ar< z=oa*a&SK;lU@+g8lC6F2?Bq}DTT!^ic`k5Uxq}Fz~o7~?pz){hmqaG-G1v}$EuDXw)94z%6NC0o@uHF|IcOS2uEj8J^3sa-r8z@JhlQ*}7-*X__7(u} zcY;8wqQ-L2{u#bFXg~O&TzMic;MT#t!%(*NP^HYBH!-A%E^+3BhN)%;pCWV@25VvN zXe%5U?xX*~)r*v|+Rbv1By=)B`cH_DXsF>$qT@f!H=Bd{2>xAk~Re;ZpV)NU$&_0@Wk*qsIGDhG6)yKrY*%mrrzR2eMfU ztpyq4RzbR&H<|ob#cZE8JyYDn9qW$M4kWXc9=s3BS{R1zI(XPtthk06W!iy6Hp-J6 zi)HqjC2W!Q`FNiN?h4`B0SQ}JB8$ZoIy|j&Ljm4c`7#1FqMcc+8lz_A@gVQzn^%z< zv|((ECn;4=JpJop{n(aT#tmXk70$m0-D2D;BzP`BeJWf|oZ(t?wv!n)c?@vqmgXk8 z6YUt3*X23*QmBcEwZJ_>Zw~$9RBPrQzs*;-pf~x$s)&`GndU~JyTg_t7amO&43MvTI$We-O+*>6CgSP+;ta}0r6N1HG3f4yWm;ScYL_B^*g#C1 zvt^NLAgiqsm+I2eqGG&2X3{YJyio?HQ@sP2n%dV1F#2vxuh;q3ar2GmzavHQV?>F8&S^q7eE@-PdYv+&BXP5-->;r3pS3y4lYQXLg zdyt!gmf!S^v?j7a;xYLUE&GVy4R)T?v{mKdyc8H2v~BmS60oZgnpdbJWXr-7fM)q1 z=J-bW0;kW;7l1JU%b$s+@gZpbv~Ses;E&J_W*nL~`*1mB)w0I{4j-n>D^6(JzOp8P zDg*`dl|=IXw(4Hg=i(KB!LgdQ>Oyow0A?EHBFegjHJGz^m^0|V14D7mFf@NE!hGMT qn61&Y8PJXGH1w<1pb)dc&FI1JPnP#zRQ(hw+v^Ob>YMsg@Ba&MG%Z{J diff --git a/example/university4_sky_masks/000003.png b/example/university4_sky_masks/000003.png deleted file mode 100644 index 617eea96e1be542850c7a325dde55f4349ad60b0..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 2602 zcmdT`ZBP^W84nRI2_UWnl2Fm?h7Ey}7XuzS%3Fw}As}$n2FMseA)a${c+SQt#vudd z44ROLn?&K103V#5os-eY-VDMS(bi46+s?=bXNqZaI7$Sc&i+afYCQK{=%B_ z_umLKG#_}b{_D=oKmKWn@3{#4_Q;thEmdPNK(i(YYG=!OX9hD+72;kyYa1I(UxL3$fdxJjzVjH;JQYBY~XO35eHT9*ezw>qg*K(Po zSn(26e{2EQyc~;(9<^7c5uGM*n1NY+>AHNnA3DcfD(#(B6TDynASQeB^ZKA^-=C>o zta!qlTVpv9`YD9QO|fG`l+k>`ax&Ih752{e>%JJTqqTyduM&~kt%stwVxmo7WeO&Y zv~&d(D%=h{()Y_RP}hmC;|q&Z0eoWKr@f+HBiaxUZ_VzP*9h=^-s|BX<3(AiKJC22 z5nuQi)rKmJWB5%k@2u@hH5UO<^%|*g0DL^dZ%CG0{=_z`&KC#}crycHZI9R!XEuJF zsD^Gb%^!)_z#umX+O1)otBE?@4a@ zS29wmZ{r~3c`YW&szCi7? zQmy6_#7E2# zM^E}LGA;0S9#*;py2`yh{9rae4iCk@i_b`IdiSPS8f#r8+*GbPS7AA|(d%JLhn{Cj zu<^0rK)}B;&hVo-yEgMwMRalvmf}_iI~(w96Zl5Rh1Co48j`0x1Wjwc7{36fXuwtZ zzfDS)-N5k1eGaq*MhaN$=NUuxNjNLs5mZR=2S>IctT_I4q5^v8ZwSu@++rEtaI9*~ zBwhg#f56?>=p4N^*jhGz-)}I<6wG1C4iKF*<#Z@&f^F^nwR0?pqS=lv#(ReNFrxCd zK~v#>kg_-a8T0-F@#7#+eoVyB$EzGB;piBI1`C*pL6;b+VP3JiSkBuv=jZ0u&<9cX z+@~0{i^KIf{IWTuI7!KgUfW$t0Macdph?Hd?YbIyZW4 zcYtnErWP^wL8lmUTOB~hfCOu9*Oc*5t!)O73UE7HSgK&_L?{zFB*R~QrPhEtNSulZ z-)ck%s5i+*os6*%bwE7mG5#1e1eBT3kf&g)NE9iT11q0md^>DRvlwh*BRk3ckh>=@ zL$C!7Wzs62w)RfY_u6j&r|?am796&(g%1cWD<)F=V`Ptn$M(+zjN0?lFtL=lW8PoG zRj#xBe9BpZmuK?Rh{lj&bo};wf9!=-*A+xFs2|AA5(hv9$hm&`1FIp@XSTt(W+D6* ze875VO9^TJ8BF*{?|k+9VU!;O$e{b8yh79aMH<&W?(0b4lE^(VqMz zH>ju~8^LovLvq+*^^{QQ_CyI?XG|rQ&`Z=i|MMO~%H2AVlwr=pj>J*APOv9lG!!=_ zGhJh`(vdv^fKRKt7(*m&cT=)E6hWVP{}lN>wTaHW_WBdq1Ji5ayvxG5LSTxJy=Rv( zah3Jke@v8ujVq3n0nUTbjCfJ~%3|{nH|jcQ#Cev-iBsnN-~&$7rOTUYz7lfXUc)bv z!@+{#AmF?mJ3Mm0t`?Eg)?3K!fU6FgZEb#o+w)T~_N{m%myNv9So{0M_BZ%r?dx^jB{4L&QJHR$D4n|#-|9S!65PF*(H(1J+-5~*LAQ~+>I?JhK z88>+DNX~07ea7j5b5mSgPg%k1btRF=*@2N9fL`+ve%YO2p53StAn&G>eIPCcYyzGya zR||DmarO9W!7#Fqc6;UuZn{*g!YPJ_nM;xe-Jx8a#?l#rqpoLoq7xGm-%~dR1yR>3 z>`t8Y4C`xW)Zi-o4)>CiyCjYG4aD@|^3|9x;2xXzRkHhO#24L216@O$hZI57fI*S_ zl7{wre*CGrotp_A-v;PP&jpqQ^5L4GPh}4YG9mR#IiAR&r}I=qBhh;$kin9^s~{?H zJeSN3B#&078`G|>IoQ}?jkCarTLa81_THGi^BR#|y~bD0MiQS{axw&$g&;El(4Tqc z3U$E>kxxD7mvjsy3mlS$7n1)XiEasfU9yutkOT%Y|JOqIX497{)?qv`oRuhB+teWakYTGE!a47*YkwvWa-MPjnu{AxKC29r?Mlhxk$u(8WiI9$&oI%ZWILA@ahY=IU+GP!1H`1{*;T~F{7gi4Cii%loJbY) zlCK;o9+*~pc6js%S2-f3M>L*3;y+b<4Jx;Fp1m3y2+-XXRe4fEHju23JWXX0P9Wuw sL-OnfQ;a#8Cz65xW7*-_B@KURxcfF)R^!~+zxxT)YulS1YEFOoPYI(dkpKVy diff --git a/example/university4_sky_masks/000004.png b/example/university4_sky_masks/000004.png deleted file mode 100644 index 074afa0b2c70525892906fd83aad2e0213ce340a..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 3022 zcmZ`*drVu`8K*0&c`Sf2Hk0!JOo(|Hsw$XRp(Hio#+VGa_kxW>A#{#3(wl_H>I}>Y zVIx5?*EQtDyoDtAncQphsF!&#mn5BPyMJs=*6z4OG$h-#s!DeYku@0*31r9JI;m>= z$Cd8+&i9@3o%8*Ezw-^D4T?=E!jy!BgiXrY8ayH42d^X~ytE?;8WLX5;LIl^q>d_U zr^_eEWh`K4TuqOLP zM!8y_$?y0yi(YN+%S{tPhx*$BpvM|Z%fdYY*KX5v5yrfuZ$CzA!YegZzS-u-e6c>W zLp3(*);7&27Whb2-vJ5xi=b<5N=7?0<-&2gzD?z&j}92PU?!lfa>1CaPJM<)w5JJ1 z8Q0#Bun1U5ETB5GEbJIFq1K@RF`HX~9Jw0)vU)uSYdK4*s%-Hvv2W;%XwPSqY75vg z%$C?U_Onekt*WsQW;bZya(s1>m(8s~>^S3G$}g{oon=PX4tm{}R^QmVeVE{h^?SXv zI7?grMpB9a)`lrA)E!otWYnvsH4WOIR}p)cp%P<}0e_Z-q;8=Bx3PYmqNbsf{d&We zut=YdWot1l=0SUSd{1WV=M2?-$xsSRnk@NZ$7LA>ZVfpW5D6<8W+eiBw(U_0-&A+T zQ1OX%Ib*u{Do{$;vg-9B1c(H&Qv(a~Q&t)Y*q1~s&+Cq^43HyyF8c@jBYw>L0Ia_0 zEoR6R;)3BVFCCrHssj81Ao9%s5$I&Bp$@X1J6|3*WXbzP4aDCvn9yT*3yVArxV7Ql#;vZw${<84C zWDlyKqks8o&{#Ujgry2eEK6Eho2qyx>tQ$z%i%7 zN#9-SlJ$_OJ~+5LReHLC=&=oJu@iwxc02Vr4}9$E&aNvQFywDEcgok(Y+YpqM8B6p z`;9Y@I?~fWL02+7hL$-jd%)0T>*kpj6yV?ln_i@&Pmf!dGd&9kICzXTqhF6R_3yw9 znohU^n`6&vo@`eafa}_(r$dg=4d-c#wVP`q>z|0#dgM6`^N8F`gfQwit&!F{xf{(2 zUGs|x>fD93UsGq$aT4iM&Z#^aDb=r%uyW^y#ab4y@8N>^KqYBSicOP9l@YwiWFlNRS!yvRRiDUoPLasK8b?8&lk-}$l)7ZDq`p3ac&2e1pEyAPrvViL&>9bhubB8gf4}&InD0ZZDl` z>ne@ytUeBro>SaVyeZb&hH>OojtAxXER){{M#xK{&SI*Cxk9!E+}9hg@?kx8jjmz3 zPggZu;F_JnioDd9SscD6ge}&wiXax@`I7WSQ%9R2cyS%-E!3ei7hwQct+`z?Ma0ef zbvR5Dy59_DhbtNXer{*1jd51!Y!E*YraIzYYdS?4ZyCzuTL(jf{!uVuO6AXkaVFpQ zUu&ZIlHUd_XV(UL9n2Nz?G)(L_lu4+Z;A74dqr%hcQPQ24fi^9&0{i8e*-$6@qmhg@= z_A$@1Rx2T8^yhUEY7dXyi7BG=|7IK54&D_}?6)${=XFDdQkD}q#})!*n~DQ5WJPso zO*?PQKMBUQ*keJ?QG(BIpQ6vm=zbLH-Bc=(PVWuI73jM4(9nIb11OIPPlV-H!QGMy zeY=F<(04Q0DsQ39NX`?yPI!(?i_k*CW2uj^dCt?d@RBhG`Js<=7#in}%;Ai4quooN zJHK`Sn-993Om*_Nr!cP@IaVytpC>OF8rxbJYU8J0h2+sH3BmP<1c;z`|}k-XT41FeA@I$R#S@hJN#6zj%Z$b_y!N(TSqXn%;Z%i5+6UOyFW$L5{O8K$)> z8tIV<;#8vqs>p{!DkNEYr-bt0hn=BX^95nPbU*Pf_%Z$3Hw~MRYe9D?qWpf3)h}>5 z`sYEg`b9PIyi5Mgk0?@_AD7_~ODY}xXMyzeAI}T#wo33wiwXI^<9F=(tu($iRJqZ^ z*)YeEGHI72_MqCl`9Rh0ta#)Go-PqcA%WgwoS}NxHr3VeEDapwE#a&>_5s&(RlA-Z20ligps2w1*~L-2yiE9*a+q@y(u*s#2!9-KZKA z&R7;&Al)r2vIRUqhz?lnIUFC;gq4)8lD-YK$9EBew+NN4;$ER+NS8a-L;X4&?eVXt{S;2tsee%ng@E!0ZLEm=sI z&->45vUIkAOg_9S_Bw+n^T*;9z~Is<*-#cflJN3%M2&rQMhPXL?(X z4+tyko|H{dx*U2j$d@kV`(|eCp=-`=!8|x9f#C2>&rS_%RfolNUvQ9wO`~-A(t_%g zHPq)^&dQ;5V!A5GAs#A;MjKNlUD~1NM2Ced7yajYJ)w1&1H9^k>>+JaWC>r%^axih z{xg5ognJX{N~1$KlIwe4=7}cZCr#PXZE~Uq7Aeo!4WXBw?|WYp-b};w7lZCcwdP9Y zlQQt84W_m%0Gs9UaVZt8g^XPu6{d@Q4m1*VcJqKL9&$TT-yY9N?4_bcymAOJD=sf6 zspxO;XGT^0Ux7wmb1id;*C|j|ZB~pf?4zRZ;U|s4k&^G$g0D&V{aWz-9?_hEiJzg% T7YqL$Z`74YL(Nq6TLb?AmGG(O diff --git a/example/university4_sky_masks/000005.png b/example/university4_sky_masks/000005.png deleted file mode 100644 index 4e89bba53830bf00c403b409ac8ba730801ff5a3..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 3361 zcmcgv`%_a_9;aJ10u3gVgf;j;c^VREw%#_YpiLx%%QLwq7sGRV-35BJI+;#@1+lZB zm`4NKMwYB1gpkyGNdOr(mV(Iakl5)A)pqx!Ix0G()9LPAK|7ta4hr29`!DS5FFB9T z+;hI)&-eTNoNr93G9^1k5EB&@#YPMBv8bqDZHkI|DSb2Ch|1-#ZbwDE@-H-BrfGR; z`R^>^USZUR*A{->nfIAfj(m2Y*!hi!Q-^IxJD~Aj4hnIrZjI0n4_z0>G0ELU)s`H3 z@~Q1c!!HP_cMt4_Kpe^M3&oOI^@!;-^cuc&^G83>eS7F8lUl?$3{s< z9*VMqu>tRjDTiV?LzQB}qgP&X`_<4mcWp+!q5Kq@$FCrHN_btV7?TGg$Y^bPx}o9} zdbr0gJF4|asm>{lMWfQ=bNGF#BHEzj)M+3TaN=LtgR<(8VF&SbBY4bf;DH&x?vy$& zelN+lRVo6mxRCtPnRuI7u~w=^@;`N zJ-K2rkxlX^V;HD!g0b>2#cM@#)DU;E7n`nc}?3 zC#Xk zYqm{P=N!&AE@15C=8~DuUg!<>Yy_9YnC@3Mh z8Ek_Rz^@hk!N&R93<2DC{Wzeosv#xVfcpH?~WJ=*BVRUen-+IBlo~EabiacdC_1K~l6WXt) zv|9q(dEj7b_THP!o{+q~ZUN?wRmog$p}IR(XPpz7LlfF^ZXy#+U?G=3CHz({#*)x= zS(*|vOlJuEkr@8IFpsk(DCCE$AhB8DRQ=F(A=MUokHM)HFU;7wEFfg_JgrW9f`lH2 z9C8OM`s9J5h(&kUqMFmFZ1&*cfD4kRD`C2y{_U>0%lw&H>OocS|CP!q%F``CN!a55 z4&Zw=xf+Xf1f}MRM9dZf^N$P&>%+hKeyfjbxp4?F*;cax&h^Z6sDv85YMe8ORZTSJ zYM|)NVIm>(vYItPT{aJ|cG$sAe+G-uBkJ%cc#?DOV)Q4G+ ztr2KLl#hsAq(Br@1(72W6vlxf;K&v}5(&28D=8k>%Ch zzfGMBxpr7ODBz34gp5a?zeayz)N#|&k>{MqY`fppwR3lvKS61s zl5fSHZ4O7v*yFvcpTk>^xlg-5Dj&IqGpty$a$X{dg&|qj=*RBZg|J@3|u3$g@X!RvI`x&|{u16ka z_~7e#We{8sIl2~IO+2L`4Y`Jrf1 zM7O(*I@oP=H5V?6%a}}cr8K{sV@=htU9CAV4 z+R)h=YDzs{23<-*9;NzvrttY%xX3~tr9&DC_52vtW<*U2_Ds?8u5<)uZDdlLBU8Nq2M{GCn#S1w0JUSzzO&pxR6pHDEU(gu82JifdsNJb+ZCJAV?EK-OA!5cLi9( z02xC_o4|CEQOT(I;p%QafQ*3}G$o79(8+W=41UhDrgIJ;6(QstRIkW$XiSOxO` zFjl?&i~iK_zubeznmPB8KO{!K`_Hs=;qU7kJeq%Pl1)uyQrR@T=o=C~uM=72w`0dx zsYvS{QgmtSDkvq>8UM~KQrHeI)-}f8waMGVL+n&^ zto##XxRofCyPN4to)cvBS}WZY%-_1ozPE5Nts&#+J7}16CovHp7n?N#0&P4;$+O|5$);ti1_7KE1YQ=mh zjteC(;Tz#?VJ6?DoOS)0fz@r_rfmI7e>*3YW7Uh|#aef+|M|t2GO8-(RK-r3b4p~Z zzM9w=*E%{KJITUrwTp_!6Z}59xJ|zj`)9Ut)==Rl_|FZoeHir(t%w)fE~|VG0jPT} zkdChSPi&&u%&p=;_*UMQs;#n~6Bt?ZF5^)TW7HC>q#qGMeXv_Rk4xPBP(YSCYj~E4 zg|B+cv~`2mNOKKAfOp*c@L71OiT%k20BE%o#j@iRJ?%{kk?31)19X$q3qLJ?OzSZ|4U zI{7;22N_>dipy7Hx5<+`wp#U$kDHA$kNZ$Si zou={XwZzLJ%1+;WRRWW*x;CMsTy_!Q#HiPW(2-8t!NeXYk&VHW$zor-0?+X?iPy(C z!JJA7Mh$f?!-=uw*agJIdd)&D@wyIZHmY2I;#w=U$o@=-#CDDdhq}7IE|YXhHU1XJ zp^9D6^mY|oU)$|q;Xy$lyyCgwZ%IXMf_qLC-X2+JMq$e)WD%ZgXbdVhLY{MEGpIR# z(LT485Kn+?3z zM7-Qb6*9+}P9W&d;KU!M#~4qS8bMRCNfKUFECi$?bQ(0XpOtR?QwkQo z%XbaIZqVZIid+2pVPqPf5$mv#fu`YW;Sv5lw+a=--;8_*PJ=C4A}bPbFzvEAWF~A9 z#iwW$7Cvl`4hIio4iyf?hY_34MMXo}eHJPL0*E>~FbVbx!> zUj0t3&;~LyCSHZ-i}<>uM0T24kR7^QetFFmSdQKHDY?PCjf*Bcjl-o(^)V_1GfR@8 z^TAyhj{lJ!Yo=9$4<@+qT=XME%O(AHpe|??z^;Hb*{&zGJ?S*IL)r&izoL!HFycD9 zY1nMGDdp(Sd!Qf`S|9t2$5wWO-Z5FM`u)cJbu(d99&h0WNh9$5#NJ9(v+#;pq)a=1 zAf&L9XF&(-^vv$Ys9ii(H815CnsXFRfY*=EUjQ)o`*pLfd)|}7NcUHW+*%1L5`SA# z&%*V*qjiQE$ACav*8{F+s_=PLeXPMj>P?QQ!}{@ZtesXhYKcp&RK`()XytB6*_jDi zg~Y~a3|&*Kq9TysPm$rIp|p_`^v&Io!u|>R5?SKg#-;q{H9cXIWG0g-2DLpXR&coK zbaBG2Lgn0~t!!?BE{0e)YflMK+uoKu3I7IDj7a7?uF-I#P52s>kos2I*y^22!DQ)x zQI!1HLFNmyppTnAfpk-4USlh*N~B@b;XpX&=pOPU>MZxI?N)pGWWXi-7AMHZm5~t# z^+25%)A;{aFi|8)A<{%Ou<3OGEGsNLLt`ehm!B-iU{)YJzr(?u}04HIaR+biYq8q`MfSt!Pkil=zeQA>?mn z^yShi7};Mdg5bEDF77p#kD6lO{s=It_StTuWKaS&o=Iug-gHri^q>){~G`QUi^_uz4%$=8wPf+ zYTD}MnuUwv5`~fXxis<(SFYgys>QD&{&$uK8#wOtQEv*Rp&N7&-LE;9_0zjDWEx~13@JojZ z?Fqj~k5sdBW?%UyYuQ>Z>laVnkGj^f=}P7}luq9iPkt43wbm^{p`sPGk=M}CU6nXx zYf`cA@gCycXu{1-!4}&==VzLE$rSs!Z;o}}pJ2WaPe!7SWzJRxldI8%L`&IuS4pE} z$hT%#bOo4E@#KT3!^Am%z+#ha6?56jY0vskJwHz-0`N=;E-%C(>cyK8IeQNbPJsc} zB~3XIeZ9Ef$5qaHQvb0QMEc$UqG}ilB$^=t#WNRwTEz)1&0sRGVO_0>Bv~ zlTgqKA^@Hm&^p1KkjSP~lUY!EdL}6QMvYmh3|(fhY4$z(xaR4DR|3FTN~lZYZ$O_B z9Ziue1{;Q_NI;;u&`au;a^r*`lT>QFepZDn?hciJwtP*jWrNg70q{j}uX(4&Rx@lu zSI}pBLQ3cHyc5uk5d?f{8q^oQrPvr{tEX9*%=j^U1DzWr^^&ZSHNn!Nr_kGCmGiUD zA7IDDKb+Z7LWkH&Epc`;18S#km2R{%fPuZ!oQcv2W48p zp(g?`p=jM5H4%|nSjc9fA}Ckm#Q^=xOQ@VJKVnJdCAptO5(mrzn@DFD_gcCe5-PJ` z_Tu`8=O*(6TuG5;!54p5n7g?ba+82c&UDu<>@nL{%t1tA86FqSIwZOKl(2!932tpGJC8QVb2Ax!ke`>A7egw^K)k$u@t&90JG||H;dQ{@=aHA!t}JOrx~le_ zXMgrRv?THJ{?Pe)@6pPX{f+x-f^Q5^7P!mEEE@k@fvWc#exyp_Jth`m#)Ev_XIS}o zxrtS=?96K1m^Rp`&m0C3k`O=@(`Q1@C$e8757?3DXmJFUyX@S{In_FwAHkrXpz2q8 z7O5N!D!JG*wVm#F6bC$^e)oo}sP<<^#^7OOUN?WItX|n>&^!*ywObdt_m7{T_&l@b z^q)jgt9e`D_+-y>jt_CuAYCfh#t<69+<$QuEZH`s+4P@Xp>A=ny*Pj!sI?x{1XtGQ zr|HG1g(rmWT!lS-07dLA8^6^KuO6K&;Kz)=M=C3_jUq)i|9s+h7%Zm#pp6P z8)N#6>!n-!$h>M6xD}lqK!vYiv1M*8Vx2O;5{si>{?Qoq5wMGke9LtWaxh9cd-!&H=$$a5bgl_}(R^Fv+jRJmcKu%&&VO!0y>hsEMBW$^Hr z<6OZGp|3k$I}Bd=OlDNCI-J9JOG-{q?>5%`=RA?W17pr%oJ@L`VPrzdr#~h0M>%80 z(uiCkKE3Y-eNbTY(NEU>cj84+lvcgvOXk%W;M9+oox8nTnPVOHKL~eV9QPkk+w%ZZ zUE{oMcgEv*PL4s^&(n(IP<6wGh*Z4NYf{C_)E$So-wNRL!MI-2vXMdJZb_;7h5y*X z4lJO=DVBG~;ZDg&7R8+!VhM=X13e*;HcRm^7#;(`cS3z~}KE`+lJbR0_7Kkfg@Ze!VmmroTXK@omhxn5ha%9875V zbhQC4wO!%580Kh)U6-#WxeD%~iZj{SF>ACh(i}7%FKv0Y#@w>u5DiJRN0$LL_lzLRw3D!e3dd?Yj|JsGS4 z2qhIYI~a6GdR4|JTcHtC$Ac?7m6r9sGJ&l*fc8^FqJz&bCCBQ_@*t_9)I3YhejwZd z0mtB+zK03;Zu>B)e3kVK&OsiT7EH-Zx*)hx6-=yO<)oJma>%Gdr#srIQPhSa%`FQ? zxD?4ZO1oGTIbR6?0M|R`L0RT=gjuIA&JR7Yi&NEDERS8JYi$oyL^f=2*D&U(h^flu z#GM#tY~uj=NS>xIh4DGbGjDc^&fI=c{`M5RTou);m5;SkK1P=NOA+Gjem`1qid5d* zZr%W43SWcDRi653k#|SsI(MO?91sj$%nh2?tC%*9bl8iR{y1ypfhSSyjRraR5><@h znbOlN%8aVt9B|Z_r2&H&hh}Xv!;ZfDepsygLt@UT*^0S=aZ)0tD&!VXo~7rY`mT&m ze}k7xQq{P!cgg^?i~C)d{fwf#F?ly1RK3Xp`Y))u!~s%u&~^DePe58W-bK|3m+Jlm zf{(Mv{MDQmk#(<_K(~- zR0*@lEhB35$pNMX{b%$8lXS8WW21`Q+T1N2i3eqkWXOwp(a}SIQndN$rm5>80$Y9- zBbG_Kk(mon6ZN6BX`k?y#4!ou6YTxBti{kW;cy1cK-Duc>*7BASlnC5L!R)P0_=B( z7^AI)m#G!>&Bc+vrbm*IJZc5{e~SK%?xxqbC5+cKEznOdxWdgRFt$EzqE^y^keSy- z7oeY>G*B@EH~N|){g4-I+9XoUu(lC3M$qp;`0%I44$)?`KiAQc%)Tg}DYY&}CD9qd z71>xqU~ki$WJJC!<5bvEh&Vi#AP|*29rk~~2fsb%_ znOb=t3<@t|K39#sxy6b!uAl30s2RJys_Pd;xk>=YU|>3Mcr?isDU_BDHbBoW)%DLu zuT}%f<}LhNoO`FB;za8@eDC{tyxsZxn^cP3Dj=krLuC~wRClpkMf9EqrtCj|b@`*p_v`CU&_reyMyZ@;}IkNds=$il3PJgAKrNi1Un2lu%TYI_&9vt@U&+D7W1 z_OmfUlaX7N!+4c7dHBdxFl(9Hg&y@)u3xdoTMF$~U|VaQ<(B;Hf~3mZ426WcIa;D= zVY|@KboFFk)8&ChZoH}&)IKxSfMU|sdBhr&38f7cBu)*%SS?QFxboSj%y$w$R|AyGi4yp90F-uovrlUQH{6%;(LVbK zw4ab-wb!XQ&pr)rS9N;Se;NQCmZv*vay%bTKaewE&u3$`MvCDIGXJ%8y-z?qjYjqx z+J*pBADJSfU6;AkN;qM2OhW$%Tpfe1gy}|VFEL-sXFjuDV}n$9fYqJ{w;^^=v@271 zKuYtpy|Xpu7Z`I8@(~`$q{S6~8`1(#!gRJAu1PMR=v71x&GyT*DX$AWVf* zD<_E90R$bj_W@Y=nD;vQRJia!2_4hxQW-Q3bpQxtPZDUzD}F?lqgf^=m8<=;yXXR} z_ACXvy0Ne%+2*jecuy81p=Cm{9H<>S2?n#Y#QQ^~>5PO6fYmC(OBG}5ZL=DkzXdAZ zr)!yyMn_S^y5=f@$|9jBh5{Wm~1XL_W?^vT}y_Op;r#2QvRNzK>?!1e}KdyeY2JHSK`V1X7rfS+^u zvB#42&|)|sGF^}vX4o!F!17btuGzk(JjvrwT5`mS_NOx{TPBL}$y@SL+t2&_BRC4G zanq};$I;i+MZ_@%^2+d|^LjjS+y3_$j&L}Oj@Ob*6Z9}b*L>^9J!FOk373y61;nv! zNR2+0BIGkM*5?6jHYIT^0(qssV%lg&!M7n*B{3)}~#Sy2f_r%Gby%Qx|klL4QsvOU^>-c-=GzC~M$(5Vrms;-4_1 zo3ERerR$XQh0j7GbNb>JcTil`)%9+?#o`f9yZG z_ntmCeeXHHbAG=z$!aPn>lo{jl9DLm%6(8$(m$+DN?O5Q0}M$!(vqJgC9R(q?-SPP zRxJK?EgY^)TKPrj)8_|%{%pUp1#h`=MH1 zH*_hp&HSCJxULE7%^(|sH;Lh3xd~luO^IHGq1xQK2jZQw?*#Rz0Kq1pZF%hIarg%v zsvoe0op!dzC2Dd%+koo-NyCbMp|LxRUF9Q2ZuHNvyq3kLwLzCQG}1&5aM{r&SN(?M zXmw|LE}p#3ikj1VIaWy&3EKw6k2&4YREp1NRR`n`O_FFQtbCe7w+<6;JNp9{`h&t3 z8D70qxD!?JfuluC%|z&yM~>xw+0(5`nx$%S8=F-~@aWdAcw?uY;mLEb#f#hM))c-) z;;a0)R@gOpQT8c^xZ(UI(_$X$503P&jFvb%H$pVg6&E7+9V{rQ1_7*I~-l`eXj0+!5U_%!1;udW!-nNEs5-ms<-4pnu+%BiUuxYk!ZjeD@(4Wz}+A9cFEJ}^2SoZ=h-uTwt>+m>xAB8OOpcBgqK>F->&h{(DT zNl%U@2OS>l<48N3=+U*TvTj3ulA!`@CT}*h44uyS91~>~@2b;`8HeK*_y-jqIgI~m z`ieD6FsHGwnpzP(9lZIxo@@_q^%=LhCX`|4^0;6>+DD{9r>U%6b>5ick&k(oY%^QU z;>FF{-4RcJAd_EMY!>7RKQ?G?pF-nTuw%l7ol;YW%+eS7JhRc)OI$iXnZHXGcp751 zM!yY~Q_;zL2^(vd42|7a2OP^2*su+NQu3nytnK?)vd<`zI+l~+ANoQMN2Xa(PiznM zldaXm>5Ts^{C7wBS&SXohNQch?5G}=4_N?+-WEg;$ltB8o(|YoV2zGMRByfp| zk0aB$d7YDK6^ST)vIXQ+!eT=8Ed%a`#IyVi;fa8F;d*~?HzsgB%V=W|QqA};X#9q) zFhBu4YFQK%KE!lC+UWN2po0xC*v`fz9tEn~A8xs(q5;^aZ=|96ifW`5B#|sTUR>A{ z%Va67kDSdCSrHdjz7sF0#uBCHTsEshZ2kSN#_M?2&H z3QG2cqS`EQNi;I=gfameZVf4cm8Y*gugD^L`a<$1mzYP^T81YJ2=OS{4V^JHyhtO} zSR&J}=*iJ;TX*NAm-x}#@KIBQxAf>?y8(dl0I}qT-qX-{x6ROUZPKkGN>=heIEZt> z(PZ+@-`TrPs%VX2{5=!kh?cpL^ zA@h3yS{@_xHbmD9Zm2L>8G}l49F_;}GY0F)X&4HWQ=W2ty}JGW?UF@SD}Tof(F{ZW zl*&bRw7_n7by?5E=S!S}BALIflCqZ+@1xA*L~}YB?IN<_JorWa0QoO748#{s!xsKO z;s=4#|1*6Ux^R`T+y+BlmDBKPh~Uui`A=**$Pp5oF#!ewPY=UNcOQ6qqc3#x@52pZ zY4-;07T-l|Uh8Zx1W1F1EW?a;A^F;I(t?(nMPrZ~9C};j;+9l$b2rkX4vHx=V1ob` zWrZ#XTwFU_?r(<97y)m}4;Z`Fk=L<<+wgM%M|apZ83zhPF>cY*Zml)8w+D=_-{5x*Jy}X zr#dK;G02!drpNkTB~S z@eN9hL&=dpX*1kRWUc~PkEeh|dIFB8uIT?I=F)FK`&aVcY}Izi>%+&$YMIw&IOojH znRa$Vo&6UWr>^QR$IMsN&XxSNi92qN-0yeRbf#OYC{vX?tIv*(uM}YiOYn=PjSTPP z)pX=K;}=wKn*eRDM}{Blz%QCpM1)V~-|Nig-bG^P@NdmyrB!2{jO@Iq%A;`G=tcOv z2D(IR1d8X$?`C#%#5nxDO2I>@D6^1Q`U1Zdbiztl5pWn&_&chR4tWvR z!-@Qbk2)e{M84oXb1u5G_)5m6REFqFX{1K_0B=g}j3Lwy+aa z_19t``l_y!8i&&>v|BPXd!Im_yfWae-8+h0Q3u2(^tri~$YJwS_$i6FP&_WHfD?A! z4ew_W9IPQx#U%kJbU2K)YM{o*{n8D53wS>*S6fIzWc2`{JnK4XN}R}y##Plo)F9kl zijsiKaIq?QLtoD`&ta0tDs2YfRz^05_L{t_qIm$|xd>Ou-=X9r0EBJV$UO3rKqjGl zjOZo^pCGS{YB6uuHl7{73mWKN(jdV4GKz5B{&%LQAte%H;Xv~Pi5kXsr46~~8=NOC zqC;|v06Xn8)`pgLKyGZTuUN@9b(NaMCxUknUAB z+?Dp!St1OODa&spbwr19!7LbjeR!g0#%|IATGrAP-@wQMET>Y#|*v&c1o#UWATNOG09q|0`o7c_`sR*GM)6Mh&^tdqlDWc7r_{$rxa+AB{jTqLXRfN99j| zJ_g#tWw=9qhNN32)9w*Gf;S%G9Kq&~26~v_GBu1g@YnQb2n}TniktE^pm}}|Y6~!N zU0WIDX-;8=25Ji*;9JB}*ljpWub^c_Zr6m%7BIR{8g?4)WLo+~0Ba_$wMz}IAO=L~ zqa7ymcGbCU#$m=_3t5(x(7R)u;C;Fk^4G9@W5lFh1t?|d19TV$;V_l1NhG~_51E&m z0EOGe2CP6kuMWCqgY^UlhA0+P*AxkP#;<%VRvfSjp(!^?>SWuM~cXB6*@s?$~wU$^) z1|dNJN)$+Ne+!NL3~*pePkaxLJcQ4W zjO~I`vbZ-r zUw8J?yE*6Fd(OG%{C?+#{J639y@P*ukilTQr_)yd1B1alz+hxZ*+9Uk;AJi|7}>C{ z`pmD)8GnAt(ZsckC+dHHH}bFl{r&z91N5Lu(~>_ao*JViJHJ-jZx!KzX~zUDD|5!9x(U(e(u*ub z*3Q%z8x`7H#6Edr;=bxmcWfzj(ge{+Vnzd@9;~9$Pv!cHx{M!|IhFCZwC=nG zir>5!tCe4p&L#H2Qw%KpgV6q#5Iz&wdtLvd>t7x1W)itCo9y2ukYQxb{7ltvS-o`+ zmpaY=tXVB8HXikd%OhxFUsNhpIDabkJ*p}-$}Hx3`7p>(iG_VW-D=^K`DhtB3?I=o zG6~_!2B~pG7PBNA$p%7j#CriAPo#tSBP;fe_d;abjqO_6tliAA`o@?)D!YmVzvvVC zsYx26CHiJg6sth};SnScj`VtTyOz+cRqe?b8AYy2f}V&m@i-xagHTgFl-w6R5kG2b z5>N5G7m~jv_?4bjdA4Mn@Gdcbw7OUA#YN*OGVvQDi-UzVh740t8OLI7Gzlu*ZOUx1 zRi+WMa5yh|AISKXLv7Dh{k%gM!czvl>AiW$A84%K$RY>YoMbms-xKzEovDt5?1}0+ z!ZMvumu7fFxlOv0v2XZH|3I?AnzG9@)B8;Vp>I3(K~&dQOkR}uhQJUE#%St93o$vr^dS)>V8^^&<8k1b^-Ol|f@w&j2TStbKGM+!8%D z?~A-Zq^9G|CP7JEV{8i8=v<#g5%nv(e{ckj;9V{ z;a=sXqPeu0-i!4|vCx4s@}<{}^;M=#FCUkhisWU^Ja{~X>?5GHmn%a&ATBhR`1Gjj zmKYr24{s~~QV2WMJz@PxT+*czXe&-(R0}PepPb$2r}WM6LtL7Ndgc&L=gKG$g{w