Piscary

* Rewrite the hatchery registry to support any entity.
* Add ability to fix the rotation of entities (was using this for pufferfish but can now use it for custom entities) -> hatchery_renderers.csv (Entity,Rotation)
* Add ability to use any item to put any entity in to the hatchery, and to take any entity out of the hatchery, while keeping the simpler system from before intact -> hatchery_advanced.csv (Entity, Cycles, Water Bucket, Fish Bucket)