Offer a way to semi-permanently hide the error console easter egg
Bugs 991937 and 991938 - contribute page updates

Update QA copy
Update Addons copy
Add Marketplace
Merge pull request #1944 from lmorchard/easter-egg-pref

Offer a way to semi-permanently hide the Tabzilla error console easter egg
Fix Bug 1005039 - Link to english SUMO in german firefox-custumization article
Merge pull request #1963 from kyoshino/bug-1005039-sumo-link-lang

Fix Bug 1005039 - Link to english SUMO in german firefox-custumization article
Merge pull request #1956 from craigcook/bug-991938-contribute-updates

Bugs 991937 and 991938 - contribute page updates
[fix bug 1004451] Add asset loading for Firefox desktop intro animation
Merge pull request #1962 from mozilla/bug-1004451-asset-loading-for-desktop-intro-animation

[fix bug 1004451] Add asset loading for Firefox desktop intro animation