Grid the landscape, and shortcircuit checks on the collision array if there are no nearby checked in collisions to be collided with. This is a big win for fire's ammoshove in particular. Also add a +2 that seemed missing in the check, and update fire accordingly.

/*
 * Copyright (C) 2008 Remko Troncon
 */

#include "AutoUpdater.h"

AutoUpdater::~AutoUpdater()
{
}