if (RLE_DEBUG) System.out.println("KILLING Load of " + availableLoad + " in " + this);
	public void killLoadsOfField(XField field) {		Iterator<AvailableLoad> i = getAvailableLoadMap().keySet().iterator();		while (i.hasNext()) {			AvailableLoad availableLoad = i.next();			if (availableLoad.getField().equals(field)) {				i.remove();			}		}	}