Changes

Summary

1. pull in new logic from 1.6 for casting channels should solve class cast (details)

Commit 92a813e6ca477d4e42a0094f4994033f65538bd6 by progwml6 pull in new logic from 1.6 for casting channels should solve class cast error from forum
	src/main/java/tconstruct/blocks/logic/CastingChannelLogic.java (diff)
	src/main/java/tconstruct/client/block/BlockRenderCastingChannel.java (diff)
	src/main/java/tconstruct/blocks/CastingChannelBlock.java (diff)