Silk Touch Upgrade for the Destructor (#471)

* Silk Touch Upgrade for the Destructor

* Removed unused imports

* Naming Convention

* Get enchant by string id

* Moved if

* Forgot to add the renamed files and fix some coding style

* Unused statement

* Remove unused var

src/main/resources/assets/refinedstorage/lang/en_US.lang

@@ -212,6 +212,7 @@ item.refinedstorage:upgrade.2.name=Speed Upgrade
 item.refinedstorage:upgrade.3.name=Crafting Upgrade
 item.refinedstorage:upgrade.4.name=Stack Upgrade
 item.refinedstorage:upgrade.5.name=Interdimensional Upgrade
+item.refinedstorage:upgrade.6.name=Silk Touch Upgrade
 item.refinedstorage:storage_housing.name=Storage Housing
 item.refinedstorage:grid_filter.name=Grid Filter
 item.refinedstorage:network_card.name=Network Card

src/main/resources/assets/refinedstorage/models/item/silk_touch_upgrade.json

@@ -0,0 +1,6 @@
+{
+  "parent": "item/generated",
+  "textures": {
+    "layer0": "refinedstorage:items/silk_touch_upgrade" // Place Holder
+  }
+}