Don't allow manipulating proxies for locations and resources when UseDirectoryBasedDelegates is set to True


git-svn-id: https://svn.calendarserver.org/repository/calendarserver@13927 e27351fd-9f3e-4f54-a53b-843176b1656c
calendarserver_diagnose must be run as root


git-svn-id: https://svn.calendarserver.org/repository/calendarserver@13928 e27351fd-9f3e-4f54-a53b-843176b1656c