message: Fixed a bug in shibboleth login.
diff: @@ -357,13 +357,13 @@ void LoginDialog::loginWithShib()
  if (serverAddr.isEmpty()) {
  // When we reach here, there is no preconfigured shibboleth login url,
  // or the preconfigured url is invalid. So we ask the user for the url.
  - QString serverAddr = seafApplet->settingsManager()->getLastShibUrl();
  + QString lastUsedShibUrl = seafApplet->settingsManager()->getLastShibUrl();
  serverAddr =
  QInputDialog::getText(this,
  tr("Shibboleth Login"),
  tr("%1 Server Address").arg(getBrand()),
  QLineEdit::Normal,
  - serverAddr);
  + lastUsedShibUrl);
  serverAddr = serverAddr.trimmed();
  }
  