September 3, 2011
A rather serious bug in the Game Genie savestate code (would would result in lockups when used with mappers such as MMC3 and MMC5) has been fixed.
August 27, 2011
Mappers 1, 4, 11, 16, 66, 85, and 159 have been updated to support more than 8KB of CHR RAM when used with NES 2.0 ROM images.