OpenFeint seed investor Peter Relan is fed up with his former creation's lack of existence -- the open source software once powered the social integration behind many mobile games. After Japanese social gaming giant GREE bought OpenFeint in April 2011 -- primarily to stifle competition with its own, similar service -- the service continued until it was closed this past December. Relan responded in turn, announcing plans for a new, similar service, called "OpenKit," that same month. Tomorrow, that service goes i