Merge pull request mozilla#3178 from kumar303/upgrade-jest-iss3177

Upgrade Jest to 21.0.2

Pontoon: Update Greek (el) localization of AMO Frontend

Localization authors:
- Jim Spentzos <[email protected]>

Fetch addon on slug update (mozilla#3018)

Merge pull request mozilla#2982 from mozilla/csp-breakage-2981

Revert "fix(package): update dompurify to version 1.0.1 (mozilla#2974)"

fix: Use AddonsCard instead of SearchResults for featured (fix #2957)

Fixes category loading problem (server side) (mozilla#2960)

Fixes category loading problem (server side) (mozilla#2960)

Merge pull request mozilla#2944 from willdurand/issue-2931

Rename withErrorHandling() to withRenderedErrorHandler()