Move RC compat into postInit, make sure it happens after RC is loaded...

src/main/java/com/cricketcraft/chisel/Chisel.java

@@ -185,6 +185,7 @@ public class Chisel
     @EventHandler
     public void postInit(FMLPostInitializationEvent event)
     {
+    	ModBlocks.postLoad();
         ModIntegration.postInit();
         Compatibility.init(event);
     }