compat: add variable use_attribute_aggregator to see if attribute_aggregator is being used
compat: add variable use_attribute_aggregator to see if attribute_aggregator is being used

adieu/authentic2,pu239ppy/authentic2,pu239ppy/authentic2,pu239ppy/authentic2,pu239ppy/authentic2,adieu/authentic2,adieu/authentic2,adieu/authentic2