Bug 860865, Reflect new all download page URLs to download buttons and links
Add GA tracking to /mwc page. Bug 969416.
Merge pull request #1687 from jpetto/bug-969416-add-ga-tracking-to-mwc-page

Add GA tracking to /mwc page. Bug 969416.
Merge pull request #1646 from kyoshino/bug-860865-all-download-btns

Bug 860865, Reflect new /all/ download page URLs to download buttons and links