Removed all LWJGL Dependencies as well as the original LWJGL classes for
displaying the game.

Updated GUI. Separated NPCList into its own class and created an
abstract GamePanel class that all GUI's should inherit from. It's very
fragile atm and needs work.
Merge pull request #39 from sethmoon/swing_gui

Removed all LWJGL Dependencies as well as the original LWJGL classes for
Merge pull request #40 from zcmoore/master

Merge pull request #6 from sethmoon/master
Merge pull request #7 from sethmoon/master

Removed all LWJGL Dependencies