Using the guideline "Course staff should have access to features related to
individual learners, but not course-wide modifications", most tools on the
student admin sub-tab of the instructor dashboard should be available to
staff as well as instructors.

TNL-5907

TNL-5990

Remove deprecated SingleSectionGrader.  TNL-5987
Remove display_name and module_id from Scores objects
Update CourseGradeFactory.__init__ to not be user-specific
Update some callers to use CourseGrade class instead of "summary" dict
Remove no longer needed course_grades.py module.
Renamed django signal from GRADES_UPDATED to COURSE_GRADE_CHANGED

For TNL-5993

TNL-5891

TNL-5894

Now using the DateUtils javascript to handle this more correctly in webpages.

TNL-5959

We used to link program cards on the LMS program listing page to the marketing site. Those cards now link to detail pages also hosted by the LMS, rendering that functionality obsolete.

ECOM-5063

TNL-5930

TNL-5817

Ability to create two or more LTI consumers through the Django admin with an empty instance_guid field.

TNL-5886

TNL-5953

TNL-5939

These lines are now being run in async tasks anyways, so we can remove this
decorator and rely on the async task to retry itself. Also cleans up a few
pylint violoations noticed in subsection_grade.py.

Tests have been updated to match new behavior.

for TNL-5895