ENT-259 Certificates API: adds "created_date" and "passed" fields

ENT-259: Let staff access any enrolled learner's grades via the Grades API

LEARNER-169: Refactor to navigate directly to courseware page.

Add resume indicator to course outline

[ENT-225] Add consent declined banner to dashboard

a11y test example path is wrong

[ECOM-7520] Fix Low Color Contrast

through to the REST API:

* created_date: date/time the certificate was issued.
* is_passing: boolean flag denoting whether the certificate status is
  passing or non-passing.

And adds JwtAuthentication, so the Certificates REST API can be easily
accessed from Enterprise management commands.

Also adds JwtAuthentication to the list of allowed authentication
methods, so the Grades REST API can be easily accessed from Enterprise
management commands.

edx-ora2 and edx-submissions updates

Merge release back to master

Andya/new bookmarks page

LEARNER-39

- Rename CourseOutlinePage to StudioCourseOutlinePage in lms tests.
- Introduce CourseHomePage with outline child.
- Add a11y, breadcrumbs, and waffle.

when not possible.