Upgrading Mezzanine and dependencies.
Update dropdown_menu.html customization to work with the latest version of the Mezzanine admin.
Update ADMIN_MENU_ORDER to include the media library.
Fix #182; add missing css, adjust styles in the context of mezzanine upgraded admin
restore rosetta UI bits to rendered template; work on #182
Remove customization to add the profile admin. This is now handled by Mezzanine.
Work on #182 remove unused JS that was breaking rendering of site lang switcher
Merge branch 'upgrade-mezzanine' of github.com:mozilla/fxoss into upgrade-mezzanine
Merge pull request #180 from mozilla/upgrade-mezzanine

Upgrade Mezzanine