chore(client): Fix a typo in the documentation
feature(server): Start on invitations and site admin.
feature(server): Start site admin pages. Add ability to add users as admins or readonly users.
feature(server): Start adding administration links to site/hostname pages if user is an admin.
feature(server): Add an admin link to all site pages.
refactor(server): Move the site-hostname nav menu into the header.
cleanup(server): Make the admin page look a bit prettier. Add confirmation when deleting a site.
cleanup(server): Add new user fields into list of existing users in admin page.
chore(server): Fix the typo
feature(server): Handle users who try to register already existing sites on signup.

* If the user has access, show them a welcome screen without the "add the script tag"
* If the user does not have access, print an error screen.
fix(server): Fix the user page.
Merge branch 'site-admin'