Bukkit

Added:

• Added Boss Mobs Tab
• Added Utility Mobs Tab
• Added View Balance Buttons
• Added the ability to buy your mobs as a spawn egg (Right click the icon to buy it as an egg).
• Major configuration change
• Made it an API (Reference coming soon...)
• Added Iron Golems
• Added Snowmen

Anything else... nope.

None to my knowledge.