This patch makes AddIssue and AddReturn use the new implementation
The behaviour should respect the specification.
Sponsored-by: DoverNet Sponsored-by: South-East Kansas Library System Sponsored-by: SWITCH Library Consortium Signed-off-by: Nick Clemens <nick@bywatersolutions.com> Signed-off-by: Jason Robb <jrobb@sekls.org> Signed-off-by: Jennifer Schmidt <jschmidt@switchinc.org> Signed-off-by: Margaret Thrasher <p.thrasher@dover.nh.gov> Signed-off-by: Jonathan Druart <jonathan.druart@bugs.koha-community.org> Signed-off-by: Jesse Weaver <jweaver@bywatersolutions.com>