Bazooka/Grenade Training: Make weapon selection detection future-proof
The old check relied on hardcoded slot IDs for the weapons, which is not good.
#include <QtGui/QApplication>
#include "mainwindow.h"
int main(int argc, char *argv[])
{
QApplication a(argc, argv);
MainWindow w;
w.show();
return a.exec();
}