Win Logic Completed

BUG: Clicking a cell will increment the round number even if the cell
has been previously chosen
- change parameters in willSelectCell

Bug: Clicking a cell before the animation block completes will result
in the cell image not displaying, sometimes... make cells disabled
until after animation completes

Bug: First player not correctly updated in UI with arrow

Bug: stop game after a win scenario

Not Implemented:
- Condition where player has 2 winning subsets
- Draw is not handled ... if (round == max^2){draw}
- Restart game button
- Indicator in 'Round' label that says the current player
- About screen
- Push to icon selection screen

Done:
- Game logic for win conditions completed
- update to