SimpleSAML_SessionHandlerCookie: set cookie only when session_id is updated (like PHP session_start does).
SimpleSAML_SessionHandlerCookie: set cookie only when session_id is updated (like PHP session_start does).

rchavik/simplesamlphp,rchavik/simplesamlphp,rchavik/simplesamlphp,rchavik/simplesamlphp