updated class diagram to add mods for GUI in MVC

Deleted System.out.println statements

Modified picture size

removed display of computer prediction when in random mode

changed pre-initial round text to be "0"

refactored R/P/S button code action listeners into a single listener

fixed Referee class, and reverted hack in PassiveGameController

Fixed the computer's score. Now the human's wins + computer's wins + ties = number of rounds played already.

Moved Computer's predicted move calculation into a separate method.

Modified Pictures to correct size.

-Added pictures to the GUI

Raman -Added more code in mainGameFrame

Raman - uploaded pix. Added more code

Raman - Changed GUI. Still have to add more code

added winner to boxscore