Merge pull request #64 from drockwell/feature_link-styling

Improved link styling and reverted social buttons to Font Awesome
added sticky subfooter back, restyled carousel switches to allow CTA
Removed underline from sidebar links (fixes #65)
Merge branch 'develop' of https://github.com/drockwell/owc133 into feature_styling-improvements
Styled copyright footer links (finishes fixing #17)
Dropping Micah's CSS improvements (per #39)