Add about page. Moved custom nav include.
Modified vh_nav_list, added about page to nav bar, and updated 404 page.
Merge pull request #14 from virtuallyhyper/joe-disquscounts

Add disqus comment counts to pages, refactored Karim's nav list, add about page, 404 page
Merge remote-tracking branch 'upstream/dev' into gh-pages

* upstream/dev:
  Modified vh_nav_list, added about page to nav bar, and updated 404 page.
  Add about page. Moved custom nav include.