Version 2.1
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- Added death animations
- Zombie spawners are now generated in dungeons (if they have more than 4 rooms)
- Fixed bug that hostile mobs did sometimes not attack
- Reduced sheep model size
- Tweak codestyle a bit/ added missing documentation of combat values

Version 2.2
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- Added chicken
- Readded sheep spawner (by LNJ)
- Fix possible crash (reported by bbaez)
- Added descriptions to spawners
- Added option to set custom panic and swim animations

Version 2.2.1
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- Fixed crash caused by not existing node

Version 2.2.2
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- Eggs can be thrown to spawn chicken (rare)
- Chicken drop chicken meat and feather(s) on death
- Fixed spawn eggs being endless in singleplayer
- Fix searching for target if in panic mode