Added -d option to include DAV:displayname in long listing.
Added -d option to include DAV:displayname in long listing.

git-svn-id: b8a2ed21f1aafe1ee9fc65e616c668cc51cd004a@5724 e27351fd-9f3e-4f54-a53b-843176b1656c

skarra/CalDAVClientLibrary,skarra/CalDAVClientLibrary