XML::addElement($doc, $entry, "link", "", ["rel" => "ostatus:attention",
"href" => "http://activityschema.org/collection/public"]);
XML::addElement($doc, $entry, "link", "", ["rel" => "mentioned",
XML::addElement($doc, $entry, "link", "", ["rel" => "ostatus:attention",
"href" => "http://activityschema.org/collection/public"]);
XML::addElement($doc, $entry, "link", "", ["rel" => "mentioned",