Changes

Summary

1. fix smp-crash on pipe with facade removal (commit: fb3cac2) (details)

Commit fb3cac293d6a0a6151c977e6729491bc5dba2204 by github fix smp-crash on pipe with facade removal fixes #871 (commit: fb3cac2)
	common/buildcraft/transport/TileGenericPipe.java (diff)