setup api layer for sessions create
Finished api layer for sessions
Changed as_json method for User model so I don't have to remember to always exclude the session token and password digest
Added api to users pages and updated as_json method to automatically include everything necessary for the show page
Added security and preloading to user info
Changed as_json method for questions and answers, and added API layer to questions#index and questions#show
Finished building out api for questions and fixed status code for errors to 422
Setup api for answers and edit-suggestions
Finished building basic api layer
Added API stuff to before-filters