Add remove note from merge request

Author: tadcka

lib/Gitlab/Api/MergeRequests.php

@@ -157,6 +157,18 @@ public function addNote($project_id, $mr_id, $note)
         ));
     }
 
+    /**
+     * @param int $projectId
+     * @param int $mrId
+     * @param int $noteId
+     *
+     * @return mixed
+     */
+    public function removeNote($projectId, $mrId, $noteId)
+    {
+        return $this->delete($this->getProjectPath($projectId, 'merge_requests/'.$this->encodePath($mrId).'/notes/'.$this->encodePath($noteId)));
+    }
+
     /**
      * @param int $project_id
      * @param int $mr_id