SpawnCustomCrateAt: spawn crate at random position for x=y=0, also let it return the gear, and luabindings the gear uid
#include <QApplication>
#include "mainform.h"
int main(int argc, char *argv[])
{
QApplication app(argc, argv);
MyWindow *mainWin = new MyWindow;
mainWin->show();
return app.exec();
}