extra homework(?) :
- Display the location for each move in the format (col, row) in the move history list. (Done)
- Bold the currently selected item in the move list. (Done)
- Rewrite Board to use two loops to make the squares instead of hard coding them. (Done)
- Add a toggle button that lets you start the moves in eiter ascending or descending order.
- When someone wins, highlight the three squares that caused the win.
- When no one wins, display a message about the result being a draw.