external Directory Reference

Files
	create_gradecategories.php
	Create gradecategories webservice.
	get_enrolled_users_for_search_widget.php
	Get the enrolled users within and map some fields to the returned array of user objects.
	get_gradable_users.php
	Get the gradable users in a course.
	get_groups_for_search_widget.php
	External group report API implementation.