Can now drag players to starting areas and click Begin button to begin the game.
I forgot what we decided to call the 'Begin' button, so I just called it 'Begin' temporarily.

Drag a player to any green square to move it there.
If there is already a player on that square, the two will be swapped.
Drag a player back to the non-selected box to remove it from the game.

Press Begin to roll for initiative and begin playing.