@Override
  public void animationPrepare(ViewHolder holder) {

    ViewCompat.setRotationX(holder.itemView, 90);
    System.out.println("animationPrepare");
  }
 @Override
 protected void preAnimateAddImpl(RecyclerView.ViewHolder holder) {
   ViewCompat.setRotationX(holder.itemView, -90);
 }