Merge branch 'gh-pages'
Updated nav titles and URLs.
Vertically centered the services button.
Added a map overlay and fixed the services grid bug (extra margin on the right).
Bigger map image and fixed line break widow on call-to-action.
Stronger visual hierarchy for blog posts.
Subheader class was in the wrong location.
Differentiate the blog sidebar from the articles.
Article/detail pages for blog posts (with two variations).
Merge branch 'master' into gh-pages