Add Assignment Completion notification e-mail notifications and allow for opting-out of email notifications.
- Add Assignment Completion notification e-mail notifications
- Allow for opting-out of email notifications
- Improve editor responsive height in multiple dialogs
- Improve Welcome Tour styling
- Internal code updates for efficiency, maintainability, & reliability
- Update third-party dependencies for security, performance, & reliability
- Prevent text overflow when editing Assignment description with editor in dialog mode