code: @Override
      public void update(double extrp, Handlables objects)
      {
          for (final Map<Point, Set<Collidable>> groups : collidables.values())
          {
              for (final Entry<Point, Set<Collidable>> current : groups.entrySet())
              {
                  checkGroup(current);
              }
          }
          for (final Collided collided : toNotify)
          {
              collided.collidableA.notifyCollided(collided.collidableB, collided.collision);
          }
          toNotify.clear();
      }
docs: /*
  ComponentUpdater