don't let (am)Nothing change allowed aiming angles. e.g. fixes aiming problems when on last rope. please test for possible side effects (flying saucer and whatnot)
#include <QtGui/QApplication>
#include "mainwindow.h"
int main(int argc, char *argv[])
{
QApplication a(argc, argv);
MainWindow w;
w.show();
return a.exec();
}