Polymorph support for Tom's Simple Storag.

Replace the texture packs of the sun and the moon, and replace the resource packs of various planets with the moon

Modify the original UI interface resource package of Vanilla

Polymorph support for Traveler's Backpack.

EntitySpawnEgg replaces vanilla's default spawn egg with a new, fancy, animated one. It also works with modded entities that have a normal spawn egg.