Cleaned up flipping bug
Fixed look-up table use, in Graphics class call and in HRL call. Now it really gamma corrects.
bugfix: checkEscape() no checks entire event queue
hrl.graphics: bg value set according to lut
added some options to hrl-util lut measure
changed util functions for lookup table creation
added function to verify lookup table
fixed minolta None/NaN problem
fixed minolta None/NaN issue
response function in responsepixx updated for escape, added gitignore
merging experimental into master
Merge branch 'experimental'