Removed Springfield Extra link under News dropdown.

See #162.
Added Columnist Austin Meek to nav.

See: registerguard/tracker#291
Changed "Oregon Football" to "Oregon Ducks Football" in navigation

See: #45. I forgot to add this to my list of changes.
Fixed URL to Austin Meek page.

See: registerguard/tracker#291
Added endorsements to navigation.

See: registerguard/tracker#285
Merge branch 'master' into gh-pages