.players - Shows the list of players.
.addplayer [user] - Adds a player in the game.
.removeplayer [user] - Removes the player from the game.
.done - When there is no winner or only 1 player, use this to end.
.win [user] - Win someone and end the game.
.topic - Give a random debate topic.
.sub [old player], [new player] - Removes old player and adds new player in debate.