server: Add PV subtitle to all resources
server: Add PV subtitle to all resources

Work-around issue with resources without DLNA profile losing its dlna_flags.

Signed-off-by: Jens Georg <mail@jensge.org>

https://bugzilla.gnome.org/show_bug.cgi?id=753314

GNOME/rygel,GNOME/rygel,GNOME/rygel