message: Make it possible to close the preferences with Escape (linux)
diff: @@ -300,6 +300,11 @@ void PreferencesDialog::keyPressEvent(QKeyEvent *event) {
  ui->continueStopButton->setText(keySequence);
  }
  }
  + else {
  + if (event->key() == Qt::Key_Escape) {
  + close();
  + }
  + }
  }
  void PreferencesDialog::keyReleaseEvent(QKeyEvent *event) {
  