docs: function createAggregateLoader(eventSink, snapshotter, cacher){
  	if(!eventSink){
  		throw new AggregateLoaderSinkNotGivenError();
  	}
  	return function _boundAggregateLoader(ARConstructor, ARID){
  		return loadAggregate(ARConstructor, ARID, eventSink, snapshotter, cacher);
  	};
  }