Changes

Summary

1. Ghosts with no bits should not crash? Fixes #418 (details)
2. Bits can sorta pretend to be chisels, #417 (details)

Commit c1e12f783b14ca37e035b456d3fb55fa630eec57 by AlgorithmX2 Ghosts with no bits should not crash? Fixes #418
	src/main/java/mod/chiselsandbits/chiseledblock/TileEntityBlockChiseled.java (diff)
Commit f25921d9fa6c1d45dd2fb01b12798b7d01d8238e by AlgorithmX2 Bits can sorta pretend to be chisels, #417
	src/main/java/mod/chiselsandbits/items/ItemChiseledBit.java (diff)