Fix background colors

Ensure we don't have a big white nothing below the footer on shorter
pages.
Use local fonts for Lato & Montserrat

Removes google dependency.
Add text logo to non-home nav, linked to home

We need a new OWS logo asset, but here's a text link for now.
Fix weird stuff in the blog footer

Bottom margin should be padding, and twitter widget has a different id
on this page.
Fix final cta link style on front page
Add actual header background image
Consolidate #text-logo styles in one place
Refactor heading styles and fixup final-cta on /
More heading style refactor
Move home header text to one side
Retool button class, add get apps button on home header
Highlight nav links on hover
Remove css pseudo-element hacks

This is going to be a lot easier as a background sprite.
Use final-cta style on calling and texting app pages
Adjust whitespace around articles and add border-tops when there are subsequent articles.
Remove deprecated hgroup tag
Move headers outside articles