add user coins and win percentage in controller
Change Match and Bet models.
Showing users bets and match related information.
Filter Pending vs. Completed matches.
Merge pull request #36 from paulld/filter_pending_bets

Filter pending bets
Merge branch 'private-controller' of https://github.com/joekteo/prediktapp into joekteo-private-controller
Merge branch 'joekteo-private-controller'