(socket servers) merge the ConnectionInfo class with the ConnectionState one, which simplify all the server apis

test/IXWebSocketCloseTest.cpp

@@ -171,10 +171,9 @@ namespace
         server.setOnClientMessageCallback(
             [&receivedCloseCode, &receivedCloseReason, &receivedCloseRemote, &mutexWrite](
                 std::shared_ptr<ConnectionState> connectionState,
-                ConnectionInfo& connectionInfo,
                 WebSocket& /*webSocket*/,
                 const ix::WebSocketMessagePtr& msg) {
-                auto remoteIp = connectionInfo.remoteIp;
+                auto remoteIp = connectionState->getRemoteIp();
                 if (msg->type == ix::WebSocketMessageType::Open)
                 {
                     TLogger() << "New server connection";