s1849: fix url path to cert.

                path.append("?daysValid=").append(String.valueOf(daysValid));

            }

            LOGGER.debug("serviceID: " + this.serviceID);

            URL credUrl = getRegistryClient()

                .getServiceURL(this.serviceID, Standards.CRED_PROXY_10, AuthMethod.CERT);

            URL url = new URL(credUrl.toExternalForm() + "/" + path.toString());

            LOGGER.debug("credUrl is null: " + (credUrl == null));

            URL url = new URL(credUrl.toExternalForm() + path.toString());

            LOGGER.debug("getCertficate: " + url.toString());

            return downloadCertificate(url);

        }