Test plan:
- without patch login to Koha
- edit a biblio and put a wrong ISBN in 020a (010a for unimarc).
- leave the input field (looses focus), no warning
- apply patch and do "reset_all" to make a full re-install.
- edit the biblio again and put an invalid ISBN in 020a (010a for unimarc).
- when you leave the input field you should have a warning saying "invalid ISBN".
- the input field should turn yellow
- you can still save the biblio with a wrong isbn, it is just a warning.
- if you apply the patch on an existing install, you must manually link the value builder to your existing frameworks to get it working.
Signed-off-by: Johannes Reuter <reuter@die-bonn.de>
Signed-off-by: Thomas Klausner <domm@plix.at>
Signed-off-by: Lucas Gass <lucas@bywatersolutions.com>
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