The default value for *by and *date fields is NULL.
But without this patch, the values are 0 or 0000-00-00.
It comes from the fact that the form set to an empty string the values
and DBIX::Class does not consider them as undefined.
This patch is very ugly, not sure how we can fix that.
Signed-off-by: Katrin Fischer <katrin.fischer.83@web.de>
No regressions found, adding and editing suggestions from
OPAC and staff.
Passes tests and QA script.
Signed-off-by: Tomas Cohen Arazi <tomascohen@gmail.com>
