Bug 19935: Replace GetPendingIssues - ILSDI

Bug 19935: Replace GetPendingIssues - ILSDI

Here we should only access to what we want in the template, but let do
it as it for now.

Test plan:
Hit
/cgi-bin/koha/ilsdi.pl?service=GetPatronInfo&patron_id=542&show_contact=0&show_loans=1

With 42 a borrowernumber with checkouts

Before and after these patches the XML must be the same

Signed-off-by: Benjamin Rokseth <benjamin.rokseth@deichman.no>
Signed-off-by: Josef Moravec <josef.moravec@gmail.com>
Signed-off-by: Jonathan Druart <jonathan.druart@bugs.koha-community.org>