Bug 30290: Database revision for existing notices

Bug 30290: Database revision for existing notices

Note: It will be hard to update translated notices. If we cannot find
the part 'Pages:' then the replace does not do anything.

Test plan:
Run db rev.
Check an existing AR notice (English).

Signed-off-by: Marcel de Rooy <m.de.rooy@rijksmuseum.nl>
Signed-off-by: Tomas Cohen Arazi <tomascohen@theke.io>
Signed-off-by: Katrin Fischer <katrin.fischer.83@web.de>
Signed-off-by: Fridolin Somers <fridolin.somers@biblibre.com>