work for https://github.com/surveyjs/surveyjs/issues/402#issuecomment-430862326
work for https://github.com/surveyjs/surveyjs/issues/402#issuecomment-430862326

dmitrykurmanov/surveyjs,surveyjs/surveyjs,andrewtelnov/surveyjs,surveyjs/surveyjs,dmitrykurmanov/surveyjs,dmitrykurmanov/surveyjs,surveyjs/surveyjs,dmitrykurmanov/surveyjs,surveyjs/surveyjs,andrewtelnov/surveyjs,andrewtelnov/surveyjs