Merge branch 'WJC' into wxr7

wxr

2021-09-01 4c0b2ce14b299b3409dfee230a052979c2844de4

 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()