Initial setup
Add unicorn config
Convert layout to haml
Add user model
Add article model
Add project model
Add tag model
Add taggings table for tags & articles
Add markdown and titleize concern for models
Add coderay config on initialization
Add tag sanitizer model to handle tags
Add users controller & routes. Add pages controller & routes
Add authentication concern and serializer for user model
Add homepage view and update actions for controllers
Add articles controller
Add projects controller
Add tags controller
Add article serializer
Add project serializer
Add tag serializer