TNL-2465

Update URL when switching between Team tabs.

Update credit eligibility

* Update credit eligibility when a user satisfies an eligibility requirement.
* Refactor set_credit_requirement_status arguments.
* Use django-simple-history to track requirement status changes.
* Refactor progress page by moving credit into a helper function and adding comments.

Move forgot_password_modal to login.html.

Delete LMS JS files that have no references to them.

Fix flaky teams test

split common/lib and js unit tests into separate shards

Fix misleading enrollment API documentation & fix pylint errors

TNL-2494

Credit Eligibility display on the CMS accessibility issues

The user parameter corresponds to the username, not the user ID.

That is the only place using it.

There were some accessibility issues on the cms side which are addressed

ECOM-1594

Aamir khan/ecom 1524 dashboard credit display new

Updated styling for basic capa problems (multiple choice, dropdown, checkboxes, numerical input and text input) including support for mobile app experience. 

Add abuse flagging to discussion API

Flagging/unflagging is done by issuing a PATCH request on a thread or
comment endpoint with the "abuse_flagged" field set.

don't use hardcoded date in verification email test

Remove duplicate logged-in-cookie helper methods

Add followed thread retrieval to discussion API

There were two helper methods that set the marketing site
"logged in" cookie.  This commit deletes one of them
and ensures that all callers are using the other one.

pass debug option through to compile_sass

XCOM-416: Improved basket API's handling of embargo restrictions

This implements the "following" value for the "view" query parameter on
the thread list endpoint.

Update bok-choy version

Switch tabs to use ugettext_noop for titles.

adjust margin-bottom on courseware with license

Update the format of the credit provider timestamp.