Lots of changes

Known Bugs
-addItem() method sometimes adds a new Inventory slot for an item that
already
exists in another Inventory slot. The method's priority should be to
find a slot that
already has that Item you want to store.

Changes
-Ability to loot (automatic)
-Ability to eat (press B to eat)
-Ability to see inventory, health, damage, and mining strength on the
message board
-Modified/shortened Player's attack() method
-Improved inventory management in Inventory.java
-Changed limit to 64 items in each inventory slot
-Deleted Axe.java
-Created Storable interface that Item implements.
-Created Lootable interface that WoodBlock, StoneBlock, Pig, and Zombie
implements
-Created ZombieFlesh.java
-Completed loot() method in all WoodBlock, Stoneblock, Pig, and Zombie
-Completed getType() method in all classes that extend Item