Merge pull request #1643 from sgarrity/bug-964107-video-redirect

Bug 964107: Redirect /firefox/video page to youtube channel
Add a global style for horizontal rules in Sandstone [for bug 957830]
bug 960138 - remove Privacy Day home page promo
Firefox OS FAQ: links to SUMO in "Using Firefox OS" send users to an English page
Merge pull request #1619 from flodolo/fixlinks_fxosfaq

Bug 963240 - Firefox OS FAQ: links to SUMO in "Using Firefox OS" send users to an English page
Bug 929678 - [el] Display issues with the partners page
Fix Bug 891362 - RTL support for bedrock firefox/new page
Fix Bug 943934: Update Vagrant Version, Add MySQL Pre-Req, Update Documentation

Removed commented out code.
Fix Bug 817121 - The new bedrock version of /firefox/all/ page should do history management for client-side search
Fix Bug 957395 - 40 character limit for a URL in the Fraud Report page is much too short
Fix Bug 795970 - using lowercase locales in url leads to 404
Hide (the alt test of) high-res images when JavaScript is disabled

See this page with JavaScript disabled:
http://www.mozilla.org/en-US/contribute/studentambassadors/
Merge pull request #1650 from jonathan-s/bugfix

Fix Bug 957395 - 40 character limit for a URL in the Fraud Report
Merge pull request #1627 from kyoshino/bug-891362-fx-new-rtl

Fix Bug 891362 - RTL support for bedrock firefox/new page
Merge pull request #1653 from kyoshino/high-res-img-alt

Hide (the alt text of) high-res images when JavaScript is disabled
Merge pull request #1647 from kyoshino/bug-929678-partners-greek

Bug 929678 - [el] Display issues with the partners page
Merge pull request #1644 from craigcook/bug-960138-privacy-day-home-promo

bug 960138 - remove Privacy Day home page promo
Add MWC preview page. Bug 957763.
Merge pull request #1649 from mozilla/bug-957763-mwc-preview-page

Add MWC preview page. Bug 957763.
Fix Bug 966938 - Firefox ESR download page is 404 for localized browsers

And fix Bug 967491 - Lack of trailing slash on aurora/beta
all-downloads pages causes 404