Remove Bootstrap

Use the CDN instead. It prevents people from having to host it and
allows the browser to cache it and re-use it from all over the place.
New nav partials

Better naming so they’re easier to find and more consistent HTML
structure
Add HTML5 shiv

This allows older browsers to understand HTML5 tags and not show a
blank screen (looking at you IE…)
Update the master page and template
Clean up the main and news pages