Implement a functioning Blood Tank (#969)

Added a search bar to the Upgrade Tomes Creative Tab
Updated some Altar fluid code (remove deprecated stuff)
Moved Rendering classes into appropriate package
Fix the localization errors on the Demon Crystals
A few cleanups here and there

src/main/java/WayofTime/bloodmagic/util/helper/InventoryRenderHelper.java

@@ -174,7 +174,7 @@ public class InventoryRenderHelper
      * 
      * @return The class name of the given Item
      */
-    private static String getClassName(Item item)
+    public static String getClassName(Item item)
     {
         return item instanceof ItemBlock ? Block.getBlockFromItem(item).getClass().getSimpleName() : item.getClass().getSimpleName();
     }