Created refs controller and routes
Added new and create method, added new ref view
Created Ref model
Db migrate
Added show and index methods and views
Changed root route to refs/index
Added link to single ref from index
Added title to index and application page
Added basic http authentication for Refs creation and destoy
Added home subtitle
Added bower and installed normalize.css
Setup Unicorn via Procfile
Added image to test S3
Changed ref img url with dynamic id