SingleLogoutServiceiFrame: Show list of SPs when no SPs with a logout endpoint is configured.

git-svn-id: https://simplesamlphp.googlecode.com/svn/trunk@1779 44740490-163a-0410-bde0-09ae8108e29a

www/saml2/idp/SingleLogoutServiceiFrame.php

@@ -344,7 +344,7 @@ try {
 		/*
 		 * If the user is not logged into any other SPs, send the LogoutResponse immediately
 		 */
-		if (count($sparray) === 0) {
+		if (count($sparray) + count($sparrayNoLogout) === 0) {
 			$httpredirect->setDestination(sspmod_SAML2_Message::getDebugDestination());
 			$httpredirect->send($rg);
 		} else {