inherit shared behavior between activity_feed and activities_collection
less confusing logic for updating idea_threads from socket
clean up ideas_collection
removing unused controller actions
remove listener
clean up idea
clean up notifier a bit
remove backbone localstorage from bower
fixing tests
move base_collection to collections/base and have all collections inherit from it
Merge pull request #103 from cremalab/code_review_fixes-rb

Code review fixes rb