v2.13.0

Changelog

• Adding a solution flag that a student requests a review.
• Adding new notification emails (and corresponding user configuration options) for solution review requests and solution acceptance.
• Flag-setting endpoint response optimization.

Commits

4889f1e #! v2.13.0
3d0b986 Adding endpoint for reporting all review requests to a teacher at once.
9dec4fa Optimizing response of solution set-flag endpoint.
e92c66f Fixing reviewRequest indicator in group-stats reports.
5cdc088 Adding email notifications for solution flag (accepted, reviewRequest) changes (and corresponding user settings).
2774d40 Introducing review-request, an assignment solution flag that indicate the teacher a student wants a solution review.