message: Fix the bug: onCurrentPageChanged event calls two times in react,
diff: @@ -268,8 +268,6 @@ export class Survey extends React.Component<any, any>
  this.survey.onCurrentPageChanged.add((sender, options) => {
  self.isCurrentPageChanged = true;
  self.setState({ pageIndexChange: self.state.pageIndexChange + 1 });
  - if (newProps && newProps.onCurrentPageChanged)
  - newProps.onCurrentPageChanged(sender, options);
  });
  this.survey.onVisibleChanged.add((sender, options) => {
  if (options.question && options.question.react) {
  