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/misc/ItemPaintBallRendering.java

@@ -0,0 +1,46 @@
+package appeng.items.misc;
+
+
+import net.minecraft.client.renderer.block.model.ModelResourceLocation;
+import net.minecraft.item.ItemStack;
+
+import appeng.api.util.AEColor;
+import appeng.bootstrap.IItemRendering;
+import appeng.bootstrap.ItemRenderingCustomizer;
+
+
+public class ItemPaintBallRendering extends ItemRenderingCustomizer
+{
+
+	private static final ModelResourceLocation MODEL_NORMAL = new ModelResourceLocation( "appliedenergistics2:paint_ball" );
+	private static final ModelResourceLocation MODEL_SHIMMER = new ModelResourceLocation( "appliedenergistics2:paint_ball_shimmer" );
+
+	@Override
+	public void customize( IItemRendering rendering )
+	{
+		rendering.color( ItemPaintBallRendering::getColorFromItemstack );
+		rendering.variants( MODEL_NORMAL, MODEL_SHIMMER );
+		rendering.meshDefinition( is -> ItemPaintBall.isLumen( is ) ? MODEL_SHIMMER : MODEL_NORMAL );
+	}
+
+	private static int getColorFromItemstack( ItemStack stack, int tintIndex )
+	{
+		final AEColor col = ( (ItemPaintBall) stack.getItem() ).getColor( stack );
+
+		final int colorValue = stack.getItemDamage() >= 20 ? col.mediumVariant : col.mediumVariant;
+		final int r = ( colorValue >> 16 ) & 0xff;
+		final int g = ( colorValue >> 8 ) & 0xff;
+		final int b = ( colorValue ) & 0xff;
+
+		if( stack.getItemDamage() >= 20 )
+		{
+			final float fail = 0.7f;
+			final int full = (int) ( 255 * 0.3 );
+			return (int) ( full + r * fail ) << 16 | (int) ( full + g * fail ) << 8 | (int) ( full + b * fail ) | 0xff << 24;
+		}
+		else
+		{
+			return r << 16 | g << 8 | b | 0xff << 24;
+		}
+	}
+}