Fix Google+ detection Thanks Gregor!

git-svn-id: http://dev.piwik.org/svn/trunk@7753 59fd770c-687e-43c8-a1e3-f5a4ff64c105
Hide footer msg in dashboard

git-svn-id: http://dev.piwik.org/svn/trunk@7754 59fd770c-687e-43c8-a1e3-f5a4ff64c105
1.10

git-svn-id: http://dev.piwik.org/svn/trunk@7755 59fd770c-687e-43c8-a1e3-f5a4ff64c105