*
* @param Client $client the client obj all set to query the desired server
* @param array $extraOptions list of options for wrapped code. See the ones from wrap_xmlrpc_method plus
- * - string method_filter
+ * - string method_filter regular expression
* - string new_class_name
* - string prefix
* - bool simple_client_copy set it to true to avoid copying all properties of $client into the copy made in the new class