message: Fixed: unbind touch events.
diff: @@ -90,7 +90,11 @@ const bindTouchEvents = tag => {
  };
  const unbindTouchEvents = tag => {
  forEach(getTouchableElements(tag), elm => {
  - const touchEventIds = elm.getAttribute('touchevents').split('/');
  + const touchEvents = elm.getAttribute('touchevents');
  + if (!touchEvents) {
  + return;
  + }
  + const touchEventIds = touchEvents.split('/');
  forEach(touchEventIds, touchEventId => {
  closureEventListener.remove(touchEventId);
  });
  