This patch adds a new type "multiple" for syspref.
This new type allows to select several values for one syspref.
Signed-off-by: Koha Team Lyon 3 <koha@univ-lyon3.fr>
Signed-off-by: Jacek Ablewicz <abl@biblos.pk.edu.pl>
Signed-off-by: Kyle M Hall <kyle@bywatersolutions.com>
Signed-off-by: Tomas Cohen Arazi <tomascohen@gmail.com>