sample nt8 On-Order-Position-update

        protected override void OnPositionUpdate(Cbi.Position position, double averagePrice,  int quantity, Cbi.MarketPosition marketPosition)
        {
            base.OnPositionUpdate(position,  averagePrice,  quantity, marketPosition);
            p("POS_upd:" + bInfo() + "      __"+ position.ToString());
        }
        protected override void OnOrderUpdate(Order order, double limitPrice, double stopPrice, int quantity, int filled, double averageFillPrice, OrderState orderState, DateTime time, ErrorCode error, string comment)
        {
            base.OnOrderUpdate(order, limitPrice, stopPrice, quantity, filled, averageFillPrice, orderState, time, error, comment);
            p("ORD_upd:" + bInfo() + "      __" + order.ToString());
        }