Creates room named user/user's name/room — room is
the room index number given in the JSON data as “room,” it will
always be zero right now as all users have single-room houses.
WRITEME: document this method (brpocock, Sep 2, 2009) { sender:
sender, from: outOfBand, status: true, body: {JSON} } Adds
"roomTitle" to body if body contains "room" and title can be
determined