Change how blocks/items are registered (desc)

tterrag is a meany face and yelled at me for using class.getSimpleName(). So here's an API-friendly re-work of the registration system. This allows all our Items/Blocks to be obtained via the API. Just add a new enum.

src/main/java/WayofTime/bloodmagic/item/routing/ItemNodeRouter.java

@@ -26,6 +26,7 @@ public class ItemNodeRouter extends Item
     public ItemNodeRouter()
     {
         setUnlocalizedName(Constants.Mod.MODID + ".nodeRouter");
+        setRegistryName(Constants.BloodMagicItem.NODE_ROUTER.getRegName());
         setMaxStackSize(1);
         setCreativeTab(BloodMagic.tabBloodMagic);
     }