moved all date-time related helper methods to a TimeConverter module and cleaned up application_controller.
outings_controller major refactor:
- cleaned up create action and added outing_showtime module to handle outing to showtime work. cleaned up the application controller.
removed unused actions and views in sessions. Added Authentication module for authentication-sepecific methods.
don't user @user = current_user, just use current_user.
move rotten_api related methods to rotten_api library, which needs some love and refactoring.
miscellaneous and minor models refactor