Add article schema
Create seed data and set up initial article controller, model, and view
Added user-logged-in info to the views
Put methods in articles_controller
There is a link to submit an article if the user is logged in!
Users can add articles.

* Right now any user could add an article, but link only appears to logged-in users
article validates that title is present and url starts with http://
Create partial for article display
Add association between users and articles
Articles now know which user created them! Cool stuff!
Edit link exists (although there is no page yet) -- ONLY APPEARS if user created the article
Put navbar in partial and added foundation!
Comments exist now!
Added foundation grid
Articles have many comments.
Articles now know about comments
Killed article-editing. It is no more!
Votes exist!
Added voting routes
Articles show window to add comment, but it doesn't work... YET!!!!