Bug 830286 - Add offline messaging.
Bug 830288 - update notification count when the download/update is trigerred by the app

tests

cleaning

cleaning

fixes

fixed tests

small fix
Merge pull request #7616 from KevinGrandon/bug_830286_offline_warning_message

Bug 830286 - Add offline messaging.
Bug 825137: switch time-to-load to use mozbrowserloadend to provide more reliable way to measure app startup timing
Merge pull request #7578 from zbraniecki/bug829869

Bug 829869:  switch to using mozbrowserloadend event and clean up ttlview event binding code
Merge pull request #7687 from michalbe/update-notification

Bug 830288 - update notification count when the download/update is trige...
Merge branch 'master' into packaged-app-stub