fixed whatsapp title when multiple messages from different groups appear

git-svn-id: http://notifications-widget.googlecode.com/svn/trunk@293 21922344-3934-ee51-d6e3-fd981ce84c01
updated version number

git-svn-id: http://notifications-widget.googlecode.com/svn/trunk@294 21922344-3934-ee51-d6e3-fd981ce84c01