Add Deer, moose, black & brown bears, and racoons + Squirrels

New animal mobs and abilities: Deer: Passive mob unless provoked (will run away) drops are venison meat and antlers that can be mounted on the wall. Moose: passive mob until provoked they will charge at you and try to hurt you (like polar bear) drops: moose skin and antlers. Moose skin can be used like carpets, antlers mounted on wall. Black and brown bears; function same as polar bear just more veriety of species. Drops Bear Skin Racoons and Squirrels: more forest creatures to make the world come alive. Optional mobs: Jellyfish drops: poison for brewing Snakes; drops poison Tiger/lion/puma/mountain lions: big cats that will stalk and hunt you in jungle and savannah biomes and mountain regions