Add BlockCommandSender for Command block
Add API for ambient mob spawn limit. Adds BUKKIT-2765
Add inventory types for new containers. Fixes BUKKIT-2741
Add EXPLOSION and DEFAULT RemoveCauses to the HangingBreakEvent.

EXPLOSION is used when a hanging entity is removed by an explosion.
DEFAULT is used when a hanging entity is removed by an uncategorised
cause.
Updated version to 1.4.2-R0.1 in pom.xml for Beta.
Updated version to 1.4.2-R0.2-SNAPSHOT for development towards next release.
Add yaw and rotation to default TeleportCommand. Fixes BUKKIT-2774
Updated version to 1.4.2-R0.2 in pom.xml for Beta.
Updated version to 1.4.2-R0.3-SNAPSHOT for development towards next release.
Update Bukkit for Minecraft 1.4.4 changes.
Make some JavaPlugin methods final. Fixes BUKKIT-2916

These methods were never intended to be overwritten, and bukkit relies
on their internal functionality. Additionally, the methods were inlined
in JavaPlugin, but the finality maintains intention.
Added proper feedback to default commands.
Made KillCommand set the player health to 0 to allow it to work in Creative. Fixes BUKKIT-2949
Remove unnecessary Overrides in Default commands.
Add aliases to TellCommand to bring us in line with Vanilla behaviour.
Update Bukkit for Minecraft 1.4.5 changes.
Essential core commands shouldn't be overriden. Fixes BUKKIT-1546
Add default EnchantCommand. Tim, The Enchanter - I AM DEATH! Adds BUKKIT-2961
Add API for getting and setting Skeleton and Zombie types. Fixes BUKKIT-2818
Update sounds for Minecraft 1.4.2 changes. Fixes BUKKIT-2849