message: also show dialog here
  unsure why this code seems duplicated?
diff: @@ -171,8 +171,14 @@ export class EmailAddress extends React.Component {
  });
  } catch (err) {
  this.setState({ continueDisabled: false });
  - if (err.errcode !== 'M_THREEPID_AUTH_FAILED') {
  const ErrorDialog = sdk.getComponent("dialogs.ErrorDialog");
  + if (err.errcode === 'M_THREEPID_AUTH_FAILED') {
  + Modal.createTrackedDialog("E-mail hasn't been verified yet", "", ErrorDialog, {
  + title: _t("Your email address hasn't been verified yet"),
  + description: _t("Click the link in the email you received to verify, " +
  + "and then click continue again."),
  + });
  + } else {
  console.error("Unable to verify email address: " + err);
  Modal.createTrackedDialog('Unable to verify email address', '', ErrorDialog, {
  title: _t("Unable to verify email address."),
  