calendar sharing to groups


git-svn-id: https://svn.calendarserver.org/repository/calendarserver@13669 e27351fd-9f3e-4f54-a53b-843176b1656c
add <feature>shared-groups</feature>; add <feature>directory-gateway</feature> to serverinfo-pod.xml


git-svn-id: https://svn.calendarserver.org/repository/calendarserver@13670 e27351fd-9f3e-4f54-a53b-843176b1656c
require caldavtester r13670


git-svn-id: https://svn.calendarserver.org/repository/calendarserver@13671 e27351fd-9f3e-4f54-a53b-843176b1656c
change schema


git-svn-id: https://svn.calendarserver.org/repository/calendarserver@13672 e27351fd-9f3e-4f54-a53b-843176b1656c
Fix totals column ordering.


git-svn-id: https://svn.calendarserver.org/repository/calendarserver@13673 e27351fd-9f3e-4f54-a53b-843176b1656c
Addresses should have 'geo:' already in the geo urn; we should not prepend that.


git-svn-id: https://svn.calendarserver.org/repository/calendarserver@13674 e27351fd-9f3e-4f54-a53b-843176b1656c