bugfix: Android 4.1 group mode

git-svn-id: http://notifications-widget.googlecode.com/svn/trunk@372 21922344-3934-ee51-d6e3-fd981ce84c01
bugfix: blacklist camera app

git-svn-id: http://notifications-widget.googlecode.com/svn/trunk@373 21922344-3934-ee51-d6e3-fd981ce84c01