Merge branch 'hxb-test' into wxr7-ez

wxr

2021-07-16 c8dfa6df784741900a4c06918929d3db3c876234

 HDL_ON/DAL/Mqtt/MqttInfoConfig.cs

@@ -67,7 +67,8 @@
        public void Refresh()
        {
            m_Current = null;
            Save();
            Common.FileUtlis.Files.DeleteFile(ConfigFile);
            //Save();
        }

        public void Save()