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/bootstrap/ItemDefinitionBuilder.java

@@ -0,0 +1,112 @@
+package appeng.bootstrap;
+
+
+import java.util.Collections;
+import java.util.EnumSet;
+import java.util.function.Supplier;
+
+import net.minecraft.creativetab.CreativeTabs;
+import net.minecraft.item.Item;
+import net.minecraftforge.fml.common.registry.GameRegistry;
+import net.minecraftforge.fml.relauncher.Side;
+import net.minecraftforge.fml.relauncher.SideOnly;
+
+import appeng.core.AEConfig;
+import appeng.core.AppEng;
+import appeng.core.CreativeTab;
+import appeng.core.features.AEFeature;
+import appeng.core.features.ItemDefinition;
+import appeng.util.Platform;
+
+
+class ItemDefinitionBuilder implements IItemBuilder
+{
+
+	private final FeatureFactory factory;
+
+	private final String registryName;
+
+	private final Supplier<Item> itemSupplier;
+
+	private final EnumSet<AEFeature> features = EnumSet.noneOf( AEFeature.class );
+
+	@SideOnly( Side.CLIENT )
+	private ItemRendering itemRendering;
+
+	private CreativeTabs creativeTab = CreativeTab.instance;
+
+	ItemDefinitionBuilder( FeatureFactory factory, String registryName, Supplier<Item> itemSupplier )
+	{
+		this.factory = factory;
+		this.registryName = registryName;
+		this.itemSupplier = itemSupplier;
+		if( Platform.isClient() )
+		{
+			itemRendering = new ItemRendering();
+		}
+	}
+
+	@Override
+	public IItemBuilder features( AEFeature... features )
+	{
+		this.features.clear();
+		addFeatures( features );
+		return this;
+	}
+
+	@Override
+	public IItemBuilder addFeatures( AEFeature... features )
+	{
+		Collections.addAll( this.features, features );
+		return this;
+	}
+
+	@Override
+	public IItemBuilder creativeTab( CreativeTabs tab )
+	{
+		this.creativeTab = tab;
+		return this;
+	}
+
+	@Override
+	public IItemBuilder rendering( ItemRenderingCustomizer callback )
+	{
+		if( Platform.isClient() )
+		{
+			customizeForClient( callback );
+		}
+
+		return this;
+	}
+
+	@SideOnly( Side.CLIENT )
+	private void customizeForClient( ItemRenderingCustomizer callback )
+	{
+		callback.customize( itemRendering );
+	}
+
+	public ItemDefinition build()
+	{
+		if( !AEConfig.instance.areFeaturesEnabled( features ) )
+		{
+			return new ItemDefinition( registryName, null );
+		}
+
+		Item item = itemSupplier.get();
+		item.setRegistryName( AppEng.MOD_ID, registryName );
+
+		ItemDefinition definition = new ItemDefinition( registryName, item );
+
+		item.setUnlocalizedName( "appliedenergistics2." + registryName );
+		item.setCreativeTab( creativeTab );
+
+		factory.addPreInit( side -> GameRegistry.register( item ) );
+
+		if( Platform.isClient() )
+		{
+			itemRendering.apply( factory, item );
+		}
+
+		return definition;
+	}
+}