* Start renaming methods internally (getType for getting Material) -
unfinished.
* Temporary fix for the NCPCompatbukkit/cbreflect module: fetch NMS
blocks by id until we have a mapping and/or something efficient and
future proof in place.
Still incomplete, could contain bugs (endless loops, perhaps).
Invalidation
mechanics may need to be refined.
Not covered:
* Exemption for moves resulting from horizontal push/pull.
*