Refactor structure generation system.
StructurePlacer will translate feature relative to direction playing is facing. Sneaking will cause it to place it centered.
Fix server error, wrap Renders in RenderWrapper.
Fix error caused by getSpeed being called during constructor and calling fields in child not yet initialized
Fix fur pelt recipie
Fix NPE with Tamed Foxes.
Fix Flowerpot block and GUI renders.
Revision++
Merge feature generation refactor into dev