Add restricted mode

It prevents generic queries (with no filter) to be executed
Remove quotes
Generate UUID for too short ids.

Consider that other ids are correct and unique. If the user wants a generated uuid, he must leave the id field blank.
Generate dc:created/dc:modified fields if not specified for all elements
Make addressing relative
Implement annotation admin listing
Upgrade dataTables to 1.10.4
Handle DELETE requests
Adapt dataTables options
Add common navbar
Fix css rule
Stripe table
Make the viewer page work with relative links
Add creator/created fields for annotations
Add DataTable icons (+fix paths)