Fixed missing copperIronUpgrade texture and ItemChestChanger breaking tile

src/main/java/cpw/mods/ironchest/IronChestType.java

@@ -161,7 +161,7 @@ public enum IronChestType implements IStringSerializable
 
     public boolean isValidForCreativeMode()
     {
-        return true;
+        return this != WOOD;
     }
 
     public boolean isExplosionResistant()

src/main/java/cpw/mods/ironchest/ItemChestChanger.java

@@ -108,7 +108,7 @@ public class ItemChestChanger extends Item
         worldIn.removeTileEntity(pos);
         worldIn.setBlockToAir(pos);
 
-        IBlockState iblockstate = IronChest.ironChestBlock.getStateFromMeta(newchest.getType().ordinal());
+        IBlockState iblockstate = IronChest.ironChestBlock.getDefaultState().withProperty(BlockIronChest.VARIANT_PROP, type.target);
 
         worldIn.setTileEntity(pos, newchest);
         worldIn.setBlockState(pos, iblockstate, 3);

src/main/resources/assets/ironchest/blockstates/ItemChestUpgrade.json

@@ -50,6 +50,11 @@
         "textures": {
           "layer0": "ironchest:items/woodIronUpgrade"
         }
+      },
+      "copperironupgrade": {
+        "textures": {
+          "layer0": "ironchest:items/copperIronUpgrade"
+        }
       }
     }
   }