Changes to Board, CaptureStrat, CautiousStrat, Fork, ComputerPlayer, HumanPlayer, MoveFirstStrat, MoveLastStrat, Pawn, Player, Strat, Random

Board
-moved the fork to be added after the players are made
- added make move for computer players, based on strategy
CaptureStrat
-implemented
CautiousStrat
-added TODO
Fork
-commenting
ComputerPlayer
-added a makemove function
- fixed switch statment
-fixed constructor
Human Player
-fixed switch statment
MoveFirst
-implemented
MoveLast
-implemented
Pawn
-made attributes private
Player
-removed getmove as only in computerplayer case
Strategy
-added getnextmove function to interface
RandomStrat
-implemented