Use async call to detect user language in Tabzilla, Bug 1018724
Fix Bug 1034859 - [404] https://www.mozilla.org/en-US/about/buttons/MoCo_160x280.png
Merge pull request #2146 from kyoshino/bug-1034859-buttons-404

Fix Bug 1034859 - [404] https://www.mozilla.org/en-US/about/buttons/MoCo_160x280.png
Bug 878570 - Update Featured Mozilla-Based Applications
Merge pull request #2147 from retornam/Bug-878570-Update-Mozilla-based

Bug 878570 - Update Featured Mozilla-Based Applications
Updating nigtingale img
Merge pull request #2148 from retornam/imgfix

Updating nigtingale img
[fix bug 1038125] Privacy archive page is 500 error
Merge pull request #2151 from alexgibson/bug-1038125-privacy-archive-page-500-error

[fix bug 1038125] Privacy archive page is 500 error
Merge pull request #2088 from kyoshino/bug-1018724-tabzilla-userlang

Use async call to detect user language in Tabzilla, Bug 1018724
[fix bug 1038787] Update Firefox OS landing and devices page CTA for Uruguay
Merge pull request #2155 from alexgibson/bug-1038787-update-firefox-os-cta-uruguay

[fix bug 1038787] Update Firefox OS landing and devices page CTA for Uruguay