started development for new class to convert color tables
implemented median cut algo and first steps in table conversion
added method to apply a reduced color table to the frames of a gif
finished localToGlobal table conversion
fix for delayTime of 0
implemented first version of globalToLocal
moved conversion into thread and connected to mainwindow
added some documentation
crashfix
fixed global to local (done now) and fully connected with GUI
added statistics, cleanup
changed the way frames are kept in gif objects
more work on local to global
fixed local to global (might still need some bgcol fixing) and added correct label texts in tabelcomp-tab
work on localToGlobal, transparency just wont work.....
bitta cleanup
finally got localToGlobal working, still some minor issues
fixed the last minor issues; TODO: some GUI stuff
fixed super special case of all transp colors and bgcolor being the same
change to unsigned char