Bukkit

Changelog here

(taken from 1.66:)

• Statements greatly enhancement (check out the WIKI!)
• keep chunks loaded fixed
• add simple sub-command listing for /train and /cart commands
• switcher sign now completely new format with lots of new abilities
• NPE fix for natural minecart death causes
• general cleanup of some classes
• crafter sign now properly crafts cake
• all fuel items are now seen as fuel when transferring to furnaces (stairs etc. weren't recognized)
• properly unloads trains when unloading a worlds
• fixed save routine for trains, even if they fail to be replaced, the train can be saved (though it breaks apart)

New:

• /train edit and /train list commands
• bug fixed with minecarts loading the wrong chunks

Still a TODO:
- wait sign (needs improving)