* Apply fixes for axe issues
This commit contains a handful of fixes for possible accessibility
issues flagged by axe.
I'm currently working through the rest of our admin interface and will
break those changes into seperate commits due to the need for cleanup in
some of the more complicated interfaces.
* Fixup: typo in aria-label
* Escape quotes
* First draft - all the big changes
* Changing some more references to 'internal'
* Relocate internal request tests to admin
* Relocate internal system tests to admin
* Fix trailing space
* Test fix
* Move queries from internal to admin
* Docs updates
* Rename internal stimuls controllers to admin (plus docs)
* Rename admin layout
* Fix routing after rebase
* Fixes for latest added admin interfaces
* Serviceworker ignore paths
