!verbose [level]: Dictates how much this bot talks. 0 - only errors, 1 - minimal confirmation messages, 2 - all possible messages. Default verbosity is 1.
!newgame [valid koan] [invalid koan]: Makes a new game.
!join: Adds you to the game.
!master: Displays the master for the current game.
!players: Displays the list of players for the current game.
!koans: Displays all koans and whether or not they follow the rule.
!stones: Displays the number of guessing stones each player has.
!master [koan]: Masters the koan, prompting the master to say whether it follows the rule or not.