Course class endpoints

Method	Endpoint	Description
POST	/v1/course-classes	Create a course class
GET	/v1/course-classes/:id	Fetch a single course class
PATCH	/v1/course-classes/:id	Partially updates a course class
DELETE	/v1/course-classes/:id	Permanently delete a course class
GET	/v1/course-classes	Fetch a list of course classes