Fixed footer and index conflicts
Remove fixed rss on blog page: Issue #13
Added links to the footer and edited the weekly blog
responsive navbar

The navbar now is responsive. Custom javascript is added to highlight
the active navtab. (However it's less blue now)

modified:   _includes/banner.html
modified:   _includes/header.html
modified:   _includes/javascript.html
modified:   _layouts/people.html
modified:   css/blog.css
modified:   people/index.html