Merge pull request #327 from 18F/syntax

Syntax highlighting for blog posts
Nginx config for dashboard public release
Merge pull request #329 from 18F/add_dashboard_deploy

Nginx config for dashboard public release
Remove unused duplicate id on team images.
Ensure blog tags are properly escaped.
Ensure blog dates used for datetime are in the correct format.
Remove incompatible "checked" element on non-selector.
Change Google font URL to be encoded.
Merge pull request #331 from hlieberman/staging

Minor tweaks to bring homepage closer to HTML5 Valid
put @bwillman in his place
Merge pull request #332 from 18F/fix-willman

Move Ben to the right place
Merge branch 'staging' into new-site-post