Merge branch 'yunding' of http://120.27.238.55:7000/r/exchange into yunding

Helius

2021-05-12 78caa9ff9df5bdae1611acbe7f0b994633f1676e

 src/main/java/com/xcong/excoin/modules/contract/parameter/vo/ContractEntrustVo.java

@@ -36,6 +36,6 @@
    private int type;

    public String getBondAmount() {
        return bondAmount.setScale(4, BigDecimal.ROUND_DOWN).toPlainString();
        return bondAmount == null ? "" : bondAmount.setScale(4, BigDecimal.ROUND_DOWN).toPlainString();
    }
}