public function save_question($question, $form)
 {
     global $DB;
     $question = parent::save_question($question, $form);
     if ($question) {
         $question->questiontext = qtype_omerocommon::serialize_to_multilang_form($form->questiontext_locale_map);
         $question->generalfeedback = qtype_omerocommon::serialize_to_multilang_form($form->generalfeedback_locale_map);
         $DB->update_record('question', $question);
     }
     return $question;
 }