add export SurveyTriggerCopyValue and SurveyTriggerRunExpression, (#1681)
add export SurveyTriggerCopyValue and SurveyTriggerRunExpression, (#1681)

@RogerioTeixeira Indeed, we have fixed them.

Thank you,
Andrew
surveyjs/surveyjs,surveyjs/surveyjs,surveyjs/surveyjs,surveyjs/surveyjs,andrewtelnov/surveyjs,andrewtelnov/surveyjs,andrewtelnov/surveyjs