graviox/Roundcube-CardDAV — pull request #21 by bernimoses (2012-06-06 11:49:05+00:00)
Title: Add Zimbra support (fit conventions a little bit more).

Changed HTTP request Depth to 1 to follow the conventions and get all collection items.
http://svn.calendarserver.org/repository/calendarserver/CalendarServer/trunk/doc/Extensions/caldav-ctag.txt
This should be updated to use the CTag property!