add api::configs controller
api::pins controller
add api::subscriptions controller
add api::folders controller
add mongoid
generate mongoid config
add factory_girl_rails
add factory_girl_rails setting
add devise
generate devise config
add user model
add authenticate
add subscription model
add feed model
add item model
add load path services
add feedjira
add httparty
add subscriptions api json
add crawl status model