bug gix

Author: jstolpe

src/Instagram/Instagram.php

@@ -227,6 +227,7 @@ public function setAccessToken( $accessToken ) {
      *
      * @param string $type type of link after or before.
      * @param array $response Instagram api response.
+     * @param string $endpoint endpoint for the request.
      * @param array $params specific request params.
      * @return void
      */

src/Instagram/User/User.php

@@ -79,7 +79,7 @@ public function __construct( $config ) {
         parent::__construct( $config );
 
         // store the user id
-        $this->userId = $config['user_id'];
+        $this->userId = isset( $config['user_id'] ) ? $config['user_id'] : '';
     }
 
     /**