move rescue_from to exception_handler concern to remove some complexity from application_controller
move the menu logic to menu_handler concern to remove some complexity from application_controller
move the social helpers defined in controller to a social helpers handler concern to remove some complexity of the application_controller
move render_404 to exception_handler concern
tiny refact
move the project state machine to a concern
move the duplicated state_names method to shared concern
move backer state machine to a concern
optimizing this query #FTW
change admin/statistics route to followers
fix permissions
Merge pull request #431 from adrianob/change_statistics_to_followers

change admin/statistics route to followers
solve conflicts
Merge branch 'master' into concerns
Merge pull request #393 from devton/concerns

Just a refactoring :) [Open review]
Merge branch 'master' of github.com:catarse/catarse into refactor_notifications
Removed notification type model, added attributes to notification model so we can build older notifications only using data from the model. Changed interface of notification to simplify notification methods and remove notification observer. Changed .create_notification and .create_notification_once to .notify and .notify_once