The tests now use py.test.

Failure to download an image for one course should not stop execution of downloads for other courses. Exception handling is now in place to ensure we do not prematurely exit the program.

LEARNER-2463

The Publisher permissions are unnecessarily burdensome in development since they require manual intervention for every course and organization. This switch allows them to be disabled.

LEARNER-2458

LEARNER-2458

If a course has an image on the image field, that image's URL will be
used in the API response. Course runs now use the related course's image.

LEARNER-2751

This command downloads images from the course's card_image_url field
value, and stores them in the image field.

LEARNER-2463

This separation allows us to assess how much time is consumed by each operation in our build. This data can be used to tune the build and seek out areas for improvement.

Remove video_translation_languages field from course_run object. The field name is not accurate and the data is not being used

This change ensures that self-paced course runs are marked appropriately in Studio.

EDUCATOR-1464

The upgrade deadline published to external services now follows edX business logic. Only verified seats have an upgrade deadline. If no value is set, one is calculated based on the course run's end date.

EDUCATOR-1465

LEARNER-2463

If a course has no associated image, a warning will be logged rather than attempting to access a non-existent file.

EDUCATOR-1462

All courses must have their own associated image. Images are no longer pulled from the URL associated with the published course run.

EDUCATOR-1462

This ensures we don't have to wait for a data refresh to pull data from
the E-Commerce Service.

LEARNER-2719

LEARNER-2721

LEARNER-2720

Ultimately, Publisher will push to these fields since it is not updated to create structured data.

LEARNER-2720

If a course lacks a course team admin, the Studio instance will be created/updated without a team. This can result in confusion to course team members. This case is now logged to aid future debugging.

Internally, the number has more value than the course title.

- Split handoff date into its own column
- Clarified status text
- Renamed classes and files to properly reflect their purpose

- Split handoff date into its own column
- Clarified status text

- Added course number to the table
- Renamed template
- Removed extraneous docstrings

If an course team wants to opt out of studio auto creation, they can with this new toggle on organization
LEANER-2469

- When creating a new course run, enrollment dates are no longer copied from the previous run
- Temporary code in signal receiver has been removed. The enrollment dates will always be empty when creating a re-run.
- Added additional exception handling around API call to create images. Errors from this operation will no longer prevent a course run from being saved.

LEARNER-2469

Add a waffle switch so we can dynamically control the auto creation of course about page on marketing site

- Verification deadline now defaults to the course end date
- Product expiration date (upgrade deadline) now defaults to course a few days before the course end date

LEARNER-2621