HCSVLAB-525: Set html to be navigational, so requests are redirected to the sign-on page, and json to return 401
HCSVLAB-525: Remove any filtering of what urls are valid for the api
HCSVLAB-525: Add tests for no data returned
HCSVLAB-525: Return 404 if primary text for an item isn't found
HCSVLAB-525: Return 404 status when api request is made for an item that doesn't exist
Merge branch 'master' of github.com:IntersectAustralia/hcsvlab