Callum Seabrook

Remove the item handler system and replace it with an item type hierarchy, with the logic implemented on item types directly, rather than through the handler.

Currently, the hunger system uses some made up dummy values in place of the actual food values it should.

Ever since the serialization was split from the entity implementation classes, it has had many issues, including having to over-expose private or protected types, some issues with weird casting so...

Add item dropping and item entities.

The wither and the ender dragon are missing from the API and the backend due to their complex nature.

Some animals were omitted when the original animals were added. Those animals are: * Golems, Iron and Snow * Horses, Donkeys, Llamas, and Mules - omitted due to lack of...

Specifically, the Allay, the Frog, the Tadpole, the Warden, and the Chest Boat need to be added.