fixed n must be > 0 exception
Fixed rare sluice crash
Plans are no longer needed in the anvil and have been replaced with a button that opens a gui to let you select what you want to make.
Merge branch 'Build78Fixed' of github.com:Deadrik/TFCraft into Build78Fixed

Conflicts:
	TFC_Shared/src/TFC/WorldGen/MapGenCavesTFC.java