This was a major change:
 - Added all game logic inside of game.cpp and game.h
 - Added some UI to go along with command line version of Checkers
 - Not fully command line, had to use some UI
 - Game Logic fully works
 - Two player checkers where there is a winner
 - Allowed to get kings
 - Allowed double/triple/etc. jumps
 - Now Ready for UI