Added an ArmourEquipable interface that allows for armour to be equipped on an entity.
Use US english rather than Australian english.
Added missing API methods to monsters.
Zombie Pigmen should not extend Zombie, as they can not be a Villager Zombie Pigman.
Added Rabbit file, and added isPlayerCreated to IronGolem.
Fixed build issues.

Conflicts:
	src/main/java/org/spongepowered/api/event/player/AsyncPlayerChatEvent.java
	src/main/java/org/spongepowered/api/event/player/PlayerDropItemEvent.java
	src/main/java/org/spongepowered/api/event/player/PlayerMoveEvent.java
Make Tameable extend LivingEntity
Remove unecessary import