This document includes all the actions found inside the tutor/includes/ folder.
tutor-template-functions.php
do_action('tutor_load_template_before', $template, $variables);
do_action('tutor_load_template_after', $template, $variables);
do_action('tutor_lesson_next_previous_pagination_before');
do_action('tutor_lesson_next_previous_pagination_after');