Fixed bug with server crashing when player creating custom game, leaving, and coming back in.
Fixed bug with server crashing when player creating custom game, leaving, and coming back in.

cardsforhumanity/cardsforhumanity,andela/kissa-cfh-project,andela/kiba-cfh,cardsforhumanity/cardsforhumanity,andela/temari-cfh,andela/kiba-cfh,andela/kissa-cfh-project,andela/temari-cfh