message: fix(draggable): draggable not working on Element's textContent
diff: @@ -46,7 +46,7 @@ export default class Draggable {
  let draggingTarget = e.target;
  // Find if there is draggable in the ancestor
  while (draggingTarget && !draggingTarget.draggable) {
  - draggingTarget = draggingTarget.parent;
  + draggingTarget = draggingTarget.parent || draggingTarget.__hostTarget;
  }
  if (draggingTarget) {
  this._draggingTarget = draggingTarget;
  