0.1.1 - AI Combat and other things

Fixes

• Fixed AI seeing behind itself
• Fixed a bunch of UI issues - WPLTS now supports all screen sizes.

Additions and Improvements

• Changed the master class (where everything happens) into a singleton.
• Added inverse kinematics to the AI
• AI can aim and shoot
• Reworked item properties
• Reworked skills (which cut down on a LOT of code)