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

xiaoyong931011

2021-05-14 fd575f1971b145088b56c125f9f3ce3bf2429ebc

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<?xml version="1.0" encoding="UTF-8"?> 
<!DOCTYPE mapper PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN" "http://mybatis.org/dtd/mybatis-3-mapper.dtd"> 
<mapper namespace="com.xcong.excoin.modules.member.dao.AppVersionDao"> 
 
</mapper>