Need a TCP Listener that works on 4.19

@K-Bob-a-lu-bob thank you, the code looks promising. I was doing some tests and got this exception on the shutdown of the game. But while it was running it seemed to be working perfectly.

Access violation - code c0000005 (first/second chance not available)

UE4Editor_TCPServer!FTCPServer::SendMessage() [c:\users\corne\downloads cpserver cpserver\source cpserver cpserverimp.cpp:289]
UE4Editor_TCPServer!FTCPServer::Run() [c:\users\corne\downloads cpserver cpserver\source cpserver cpserverimp.cpp:189]
UE4Editor_Core!FRunnableThreadWin::Run() [d:\build++ue4+release-4.19+compile\sync\engine\source\runtime\core\private\windows\windowsrunnablethread.cpp:76]