update code

include/Proto/Qot_GetSubInfo.proto

@@ -0,0 +1,33 @@
+syntax = "proto2";
+package Qot_GetSubInfo;
+option java_package = "com.futu.openapi.pb";
+option go_package = "github.com/futuopen/ftapi4go/pb/qotgetsubinfo";
+
+import "Common.proto";
+import "Qot_Common.proto";
+
+message C2S
+{
+	optional bool isReqAllConn = 1; //是否返回所有连接的订阅状态,不传或者传false只返回当前连接数据
+}
+
+message S2C
+{
+	repeated Qot_Common.ConnSubInfo connSubInfoList = 1; //订阅订阅信息
+	required int32 totalUsedQuota = 2; //FutuOpenD已使用的订阅额度
+	required int32 remainQuota = 3; //FutuOpenD剩余订阅额度
+}
+
+message Request
+{
+	required C2S c2s = 1;
+}
+
+message Response
+{
+	required int32 retType = 1 [default = -400]; //RetType,返回结果
+	optional string retMsg = 2;
+	optional int32 errCode = 3;
+	
+	optional S2C s2c = 4;
+}