Added onMoved event to TMultiPart for clearer codepath.

codechicken/multipart/TMultiPart.scala

@@ -84,6 +84,7 @@ abstract class TMultiPart
     def onWorldSeparate(){}
     def onWorldJoin(){}
     def onConverted() = onAdded()
+    def onMoved() = onWorldJoin()
     
     def doesTick = true
     def update(){}

codechicken/multipart/TileMultipart.scala

@@ -103,7 +103,7 @@ class TileMultipart extends TileEntity
         val wasInvalid = isInvalid
         super.validate()
         if(wasInvalid)
-            partList.foreach(_.onWorldJoin())
+            partList.foreach(_.onMoved())
     }
     
     override def invalidate()