server: Fix recursive removal of items
server: Fix recursive removal of items

https://bugzilla.gnome.org/show_bug.cgi?id=703135

jku/rygel,Pelagicore/Media-Manager-Rygel-patched,jku/rygel,Tarnyko/rygel,GNOME/rygel,Tarnyko/rygel,GNOME/rygel,Pelagicore/Media-Manager-Rygel-patched,GNOME/rygel,Pelagicore/Media-Manager-Rygel-patched