Update rcube_browser class from Roundcube Framework - fixes Chrome browser version detection (Bug #2617)
Update rcube_browser class from Roundcube Framework - fixes
Chrome browser version detection (Bug #2617)

gtgt/kolab-chwala,gtgt/kolab-chwala,gtgt/kolab-chwala,gtgt/kolab-chwala,gtgt/kolab-chwala