In this Canvas release (August 25), the Mark as Done module requirement synchronizes with the student Dashboard List View and Card View to-do list to automatically complete items that have been marked as done. For instructors using the Scheduler tool in the Calendar, the Calendar Feed link includes Scheduler appointment details in the calendar feed export.
Other updates are also available in various APIs and documentation.
Production release notes also include fixed bugs.
View the Canvas Production Release Notes (2018-08-25)
For a complete list of fixed bugs in this release, see Fixed Bugs