修改接点配置，添加充值hash校验

zainali5120

2020-10-21 c5ab50d30e93bc136f7c8e3d913d4c362c42347e

 src/main/java/com/xcong/excoin/modules/contract/entity/ContractHoldOrderEntity.java

@@ -146,4 +146,9 @@
     * 批次号 队列平仓时使用，避免重复
     */
    public String batchNo;

    /**
     * 持仓费
     */
    private BigDecimal holdAmount;
}