24.04.2002	initial release canditat
20.05.2002	version 0.7 released
			added: maximum window size, statusbar
25.05.2002	optical optimation thanks to Mike Bennet
27.05.2002 	version 0.8 every TODO till now, espacally added a 3rd state (unkown pixel color), more optical fixes
29.05.2002	added support for xbm file format, fixed some possible endless loops in XPM parser, loaded images
			will be blow up to completly fill 5x5 squares, added a picture gallery
02.06.2002	added support for kdf (Kpictorial Data File) format (save + load)
03.06.2002	added undo function (100 steps)
05.06.2002	code cleanup this is 0.9.1