Minor code cleanup and reformatting. Removed unnecessary battleStates.
Merge pull request #34 from czhang/master

Implemented obtainable enemy item drops
Merge branch 'master' of https://github.com/chessmasterhong/WaterEmblem
Minor code cleanup for consistency.
Adding all enemy files, removing old animation sheets
Minor code optimization for freeSlot() and hasSlots() functions.
Merge remote-tracking branch 'upstream/master'
Combined hasSlots() functionality with freeSlot(). Removed unnecessary hasSlots() function.
Adding enemy status screen mugshots
Hooked up enemy and character stat screens
Updated records and task tree.
Added discard item button and functionality. Updated records and task tree.
Added unequip weapon functionality.
Refactored attack button.
Refactored trade button.
Refactored wait button.
Refactored heal button.
Refactored use item button
Refactored equip weapon button.
Refactored unequip button.