Bug 836282 - [BB][loaders] Apply correct activity/progress bar while categories selector is charging
Merge pull request #8037 from crdlc/bug-836282

Bug 836282 - [BB][loaders] Apply correct activity/progress bar while cat...
Bug 833467 - [Help] Allow empty support info
Bug 837139 - Performance tests framework built on top of the integration tests a=tests

fix unit tests
Bug 839068 - app install manager doesn't handle the uninstall of an app r=etienne

Correctly handle the uninstall event in the app install manager. Remove the
notification and the download icon if they're displayed too.
Merge pull request #8009 from albertopq/issue-834648

Bug 834648 - Contact details. Layout's spacing needs to be adjusted r=basiclines
Bug 818034 - Contact details. Photo needs a drop shadow for affordance r=basiclines