v1.0.6
Changelog:
- Split related content into related questions and related concepts.
- Add teaching order link to the Topics menu.
- Allow users to verify their email address when logged out, as on Isaac Physics.
- Add admin email sending functionality, allowing admins to send emails to different groups of users.
- Accessibility fixes to better align with the WCAG 2.1 AA specification, including more obvious focus highlight; a "Skip to main content" button; better keyboard support on links and buttons; and better ARIA labelling.
- Show school names in the admin user manager.
- Update the CSS hack used to colour the header.
- Show 404 messages correctly when page fragments can't be found, and show the right message when gameboards can't be found.