Update Change history and X-sdkVersion

Author: guangling.zgl

README.md

@@ -68,5 +68,6 @@ See [Digital signature](https://global.alipay.com/doc/ams/digital_signature) for
 
 |Date|Version|Content|Backward compatible?|
 |---|---|---|---|
+|2020/11/13|1.1|Add Cashier Payment and Auto Debit support.|YES|
 |2020/10/10|1.0|v1 release|-|
 

ams-dotnet/src/com/alipay/ams/api/request/AMSRequest.cs

@@ -35,7 +35,7 @@ public Dictionary<string, string> BuildRequestHeader(string clientId, string age
 
 
             headers.Add("request-time", requestTime);
-            headers.Add("X-sdkVersion", "ams-dotnet.20200929");
+            headers.Add("X-sdkVersion", "ams-dotnet.20201113");
 
             Dictionary<String, String> extraHeaders = GetExtraHeaders();
             if (extraHeaders != null)