GemRB V0.6.6 (2011-10-03):
New features:
- aura pollution and cleansing, casting interruption
- formation rotation
- bounty encounters
- npclevel.2da support
- initial mac bundle support
- fatigue
- backstab on condition (like in ToBEx)

Improved features:
- effects, triggers, actions
- keyboard shortcuts (F1-F12), touchscreen ui, scrolling
- hitpoint gain, thieving skill boni
- combat, spellcasting, iwd sounds
- PST inventory, PST spells
- bugfixes

Applied patches:
manpage typo fixes from c-korn #3377098
pst spell learning fix from Viktor Novotný
touchscreen fix from Beholder