Bukkit

1.4.7_0: - Added 1.4.7 compatibility and also legible error messages if you're using the wrong version :)

1.4.6_0: - Fixes the 'oh poop I'm flying 200 blocks in the air' problem - Added pack nature - Added customisable mob radii

1.4.2_0: - Added 1.4.2 support - Made attacks smoother - Made effects toggleable

1.3.2_6: - Added an immune permission - Added wheat preventing attack - Added always aggressive - toggleable per mob - And More! - Optimisation

1.3.2_4: - Added the option to have mobs attack until death or until players run away!

1.3.2_3: - Added support for all other passive mobs! YAY! - Added ability to enable/disable specific mobs - Added ability to set damage and height per mob - Added optional probability that mob will be aggressive

1.3.2_2: - Added functionality stated in overview - Added support for 1.3.2_2