请合并最新代码，优化绑定信息

xm

2020-05-08 6bca8fcd37a48808a0b9c9342fc1be0adddfece6

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using System;
namespace ZigBee.Common
{
    [Serializable]
    public class CloudMqttResponsePack
    {
        public string StateCode;
 
        public string Info;
 
        public string CloudTimestamp;
    }
}