add msd

wzy

2021-01-04 f084b91abd2b7374f79db79aa01aa198c6b103f6

 src/main/java/com/xcong/excoin/common/system/service/CommonService.java

@@ -8,4 +8,5 @@

    public boolean verifyCode(String account, String code);

    public String generateOrderNo(Long mid);
}