Enhanced the REPORT method on the Webdav endpoint and added a
"oc:favorite" filter rule. When set, it will return a flat list of
results filtered with only favorite files.
The web UI was also adjusted to use this REPORT method instead of the
private API endpoint.
Signed-off-by: Roeland Jago Douma <roeland@famdouma.nl>
Christoph Wurst
Jan-Christoph Borchardt
Vincent Petry