This patch uses the now public clean_search_term from bug 28316 to
sanitize the title string and prevent crashes in elastic search when
title contain reserved characters.
Signed-off-by: Martin Renvoize <martin.renvoize@ptfs-europe.com> Signed-off-by: Andrew Nugged <nugged@gmail.com> Signed-off-by: Marcel de Rooy <m.de.rooy@rijksmuseum.nl> Signed-off-by: Jonathan Druart <jonathan.druart@bugs.koha-community.org>