Tolkien Tweaks - Mobs Edition

New blocks added - Piggy Bank and Mithril and Morgul Iron Barrels

Custom Villagers updated for new Points of Interest:

     - Banker will happen with the piggy bank

     - Grocery Merchant with the fireplace

     - Pet Merchant with the hay block

     - Junk Trader with the mithril barrel

Fixed bug causing crash on startup in some cases

   /*TODO List
   1. Entities
    a. Remaining Entities
        1. Fell Beast
      2. Gwaihir
      3. Great Eagle
      4. Watcher - Does not want to move around
      5. Deep Claw - Texture Issue (near head, extra texture layer that shouldn't be there)
      6. Tree Ent - not "breathing"
      7. Duergar - not "breathing", not holding weapon
      8. Troll - Texture issue (chest area, looks to be extra texture attached to neck), not "breathing"
      9. Huron - not "breathing"
      10. Mithril & Morgul Golems - not "breathing"
      11. Witch King - Texture Issue (Noticeable on legs, "armor" skin not moving correctly)
      12. Wandering Trader - Texture Issue (Noticeable on legs, "armor" skin not moving correctly)
      13. Balrog - not "breathing", switching attacks based on range
      14. Nazgul - Texture issue (Noticeable on legs, "armor" skin not moving correctly)
      15. Frog - not jumping when moving
   2. Remaining blocks -
      a. custom Signs
   3. Custom weapon & tool models
       a. Fire Whip - Proper rendering
       b. Wooden Club - Proper rendering
   4. Ammo
       a. Fell Beast Fireball - rendering
    b. Boulder - rendering
    c. Galadhrim Arrow - rendering
5. Custom Recipe
    a. Fireplace - JEI Integration
    b. Trinket
   */