code: public boolean removeBusItinerary(BusItinerary itinerary) {
  		final int index = this.itineraries.indexOf(itinerary);
  		if (index >= 0) {
  			return removeBusItinerary(index);
  		}
  		return false;
  	}
docs: Remove a bus itinerary from this line.
  All the associated stops will be removed also.
  
  @param itinerary is the bus itinerary to remove.
  @return <code>true</code> if the bus itinerary was successfully removed, otherwise <code>false</code>