The pacing type can now be read and updated.

EDUCATOR-1464

The org field is now set on the CourseAccessRole object, since Studio expects that value to be present.

LEARNER-2469

We now iterate over the given team members and create them individually, rather than in bulk. This avoids uniqueness errors that arise when we attempt a bulk create operation with an existing row.

LEARNER-2468

LEARNER-2469

Existing data remains intact when performing a partial update.

LEARNER-2468

The viewset class has also been updated to inherit from GenericViewSet to better take advantage of existing DRF code.

LEARNER-2468

LEARNER-2468

LEARNER-2470

LEARNER-2468