Major Refactoring of Bootstrap Code (#75)

- Refactored boostrap code:
  * Completely reworked item/block/tile registration.
  * Fixed server side startup.
  * Fixed server side startup.
  * More documentation.
  * More heavy cleanup
  * More cleanups.
  * Major refactoring of state mapping and fixes a lot of other issue related to item rendering.
  * Fixes sky chest item models (no item TESR).
  * Only use CachingRotatingBakedModel for tile entities automatically.
  Fix default rotation of quartz pillar for item model.
  * Used method reference instead of lambda for ItemMeshDefinition for multiparts.
  * Removed unnecessary IHasSpecialItemModel
  * Removed unused IconReg class.
  * Updated resource pack version.

src/main/java/appeng/items/storage/ItemViewCell.java

@@ -19,8 +19,6 @@
 package appeng.items.storage;
 
 
-import java.util.EnumSet;
-
 import net.minecraft.inventory.IInventory;
 import net.minecraft.item.ItemStack;
 
@@ -31,7 +29,6 @@ import appeng.api.implementations.items.IUpgradeModule;
 import appeng.api.storage.ICellWorkbenchItem;
 import appeng.api.storage.data.IAEItemStack;
 import appeng.api.storage.data.IItemList;
-import appeng.core.features.AEFeature;
 import appeng.items.AEBaseItem;
 import appeng.items.contents.CellConfig;
 import appeng.items.contents.CellUpgrades;
@@ -47,7 +44,6 @@ public class ItemViewCell extends AEBaseItem implements ICellWorkbenchItem
 {
 	public ItemViewCell()
 	{
-		this.setFeature( EnumSet.of( AEFeature.Core ) );
 		this.setMaxStackSize( 1 );
 	}