Validation function started
updated validation, rook and knight validation is complete
Pawn validation now works
Merge branch 'makopov' into test

Conflicts:
	Chess_csc478/Chess_csc478/Controller.cs
Merge remote-tracking branch 'origin/test' into test
Merge branch 'mbryja' into test
added validation to board
Merge branch 'mbryja' into test
Merge branch 'mbryja' into test

Conflicts:
	Chess_csc478/Chess_csc478/UIBoard.cs
Merge branch 'mbryja' into test
fixed issues
Merge branch 'mbryja' into test
changes
Merge branch 'mbryja' into test
changes
changed turn timer to game timer