- resolve issue with possibility of having an old locale before the update check
- added a test case to check the fall back functionality
- removed unnecessary export
- some minor changes based on review feedback
- added another fall back test
- create a suite that always runs with en locale
Merge branch 'master' into ingo/update-url

Conflicts:
	src/utils/UpdateNotification.js
	test/spec/UpdateNotification-test.js
- remove trailing whitespace
Merge pull request #7749 from adobe/ingo/update-url

resolve issue with possibility of having an old locale