fix ancient issue with hedgehogs sliding through/into think gaps; fixes
issue #542; could and should be optimized (also to make sure that hogs can't slide through little pixel turds) - feel free to do so =P
#include <QApplication>
#include "mainform.h"
int main(int argc, char *argv[])
{
QApplication app(argc, argv);
MyWindow *mainWin = new MyWindow;
mainWin->show();
return app.exec();
}