SMS-63 Adding step to search for and end games that players are being pulled out of
- by being invited to another game
Added game_ended property to game model. Added game_ended_from_exit_oip to game config.
Logic to end games when players exit and message the users who've been kicked out
Merge pull request #138 from jonuy/sms-63

SMS-63: Actively end game when a user gets invited out of it