basic CRU paths for site articles
added markdown and tokenfield typeahead support
added syntax highlighting to markdown
added new/edit buttons for articles
updated getting started page to have a link to articles index
refactored markdown renderer
sorting by created_at column ASC in sub-documents folder
cherry-pick 2
cuke scenario is passing
styling of articles complete
small updates to UI
added a couple of scenarios to start
merged with upstream
fixed cuke to test for sorting logic
pong to thomas: working on cucumber feature
pong to marcelo
added cuke and controller specs
added articles link to navbar, added and refactored cuke steps
added titles to a couple of pages
merged with upstream