提高微信错误号的访问 从int->long

B3WeChat/Entities/ErrorObject.cs

@@ -7,7 +7,7 @@ namespace BWP.B3WeChat.Entities
 {
   public class WeChatResponseBase
   {
-    public int errcode { get; set; }
+    public long errcode { get; set; }
     public string errmsg { get; set; }
 
     public bool IsError