Added property 'visible' for cohorts. Unsetting it hides the cohort from users in the course.
AMOS BEGIN
CPY [visible,core_moodle],[visible,core_cohort]
AMOS END
* Added more PHP Documentation
* Localised strings for get_name()
* get_legacy_eventname() is now static
* get_legacy_eventdata() is now protected
* Testing legacy event data
* Added missing defined('MOODLE_INTERNAL') checks
* Added missing call to add_record_snapshot()