Merge Release back into master.

Fixed accessibility issues in Schedule Tab in CCX

add more lti logging around oauth (TNL-2980)

Integration of Proctoring into the LMS

Teams cards list spacing

Also pass course_id when fetching memberships for user in team profile view.

fix various style regressions on eComm tab of Instructor dashboard

Remove invite link functionality from teams.

TNL-2962 Add course_id filtering to team_membership API endpoint

TNL-3062

Enable teams and deprecate the advanced setting

Adds tests and functionality to support filtering the results returned
from team_membership endpoint with optional course_id parameter. Will
return 400 Bad Request in the event that the given course_id does not
match up with the provided team_id (team.course_id does not match), or
if the user is not enrolled in the course given.

Documentation has been added to the relevant API page on the wiki:
https://openedx.atlassian.net/wiki/display/TNL/Team+API

Make status use ConfigurationModel instead.

Make status use ConfigurationModel instead.

TNL-3053

Team profile page sidebar.

Add toggle_login_modal to list of base_application_js.

Support leaving a team.

TNL-3051

TNL-1910

ziafazal/SOL-1044: Custom Web Certificates

* added certificate template model
* added certificate template asset model
* added django admin configs and migration
* initial LMS template matching logic
* improved LMS template matching
* improved LMS template matching and rendering logic
* address Django admin form/model load order incongruence
* add missing unique constraint migration.

support joining a team

TNL-1909

TNL-1906

Fix team accessibility issues.

Authors:
  - Peter Fogg
  - Daniel Friedman

TNL-1953

Govern team creation for non-privileged users

TNL-2960

Non-privileged users can only be in one team, so don't
allow them to create new teams if they are already
members of another.

Team API include correct info when expanding users

Update to latest version of nose.

Added optional mark_as_read field to comments in Discussion API

Create read-only serializer to handle User/UserProfile data
together.

Refactor GET accounts to use the new read-only joint serializer

Fix tests to check for new expanded user info

Update tests in teams/tests/test_views.py to test for both
public and private profiles on expands user

Update serializer to utilize the request object for creating absolute uris

Release