Fixes #3296: Prevent invalid TileEntites from updating their block. (#3301)

Updating the blockstate of invalid TEs will cause Forge to restore the
block including the TE leading to invalid TEs sticking around after
being moved.

src/main/java/appeng/tile/crafting/TileCraftingTile.java

@@ -143,7 +143,7 @@ public class TileCraftingTile extends AENetworkTile implements IAEMultiBlock, IP
 
 	public void updateMeta( final boolean updateFormed )
 	{
-		if( this.world == null || this.notLoaded() )
+		if( this.world == null || this.notLoaded() || this.isInvalid() )
 		{
 			return;
 		}