Bump to Auth_OpenID 2.1.3

extlib/Auth/OpenID/BigMath.php

@@ -376,7 +376,7 @@ function Auth_OpenID_detectMathLibrary($exts)
         // Try to load dynamic modules.
         if (!$loaded) {
             foreach ($extension['modules'] as $module) {
-                if (function_exists('dl') && ini_get('enable_dl') && !ini_get('safe_mode') && @dl($module . "." . PHP_SHLIB_SUFFIX)) {
+                if (@dl($module . "." . PHP_SHLIB_SUFFIX)) {
                     $loaded = true;
                     break;
                 }

extlib/Auth/OpenID/Consumer.php

@@ -1295,7 +1295,8 @@ class Auth_OpenID_GenericConsumer {
             Auth_OpenID_OPENID2_NS => array_merge($basic_sig_fields,
                                                   array('response_nonce',
                                                         'claimed_id',
-                                                        'assoc_handle')),
+                                                        'assoc_handle',
+                                                        'op_endpoint')),
             Auth_OpenID_OPENID1_NS => array_merge($basic_sig_fields,
                                                   array('nonce'))
             );

extlib/Auth/OpenID/Message.php

@@ -887,6 +887,11 @@ class Auth_OpenID_Message {
 
     function getAliasedArg($aliased_key, $default = null)
     {
+        if ($aliased_key == 'ns') {
+            // Return the namespace URI for the OpenID namespace
+            return $this->getOpenIDNamespace();
+        }
+
         $parts = explode('.', $aliased_key, 2);
 
         if (count($parts) != 2) {