Add new UI test for unpublishing news item
Merge branch 'development' of https://github.com/Sitefinity/feather-widgets into development

Conflicts:
	Tests/FeatherWidgets.TestUI.Arrangements/FeatherWidgets.TestUI.Arrangements.csproj
	Tests/FeatherWidgets.TestUI.TestCases/FeatherWidgets.TestUI.TestCases.csproj