Restore almost old TCPBase behaviour
(it was only necessary to move emiting of isReadyNow() from ClientDisconnect() to NewConnection()).
Also ensure deletion of IPCSocket.
#include <QtGui/QApplication>
#include "mainwindow.h"
int main(int argc, char *argv[])
{
QApplication a(argc, argv);
MainWindow w;
w.show();
return a.exec();
}