Bug 14416: Stored XSS vulnerability - add biblio to shelf (intranet)

Bug 14416: Stored XSS vulnerability - add biblio to shelf (intranet)

Signed-off-by: Jonathan Druart <jonathan.druart@koha-community.org>
Signed-off-by: Katrin Fischer <katrin.fischer@bsz-bw.de>
Signed-off-by: Tomas Cohen Arazi <tomascohen@unc.edu.ar>
(cherry picked from commit 542b06f065bf550a2a625bbfb34ce73bb65d01a1)
Signed-off-by: Chris Cormack <chrisc@catalyst.net.nz>
(cherry picked from commit afb00d13904052c71497834761e81996bc5f3d36)
Signed-off-by: Fridolin Somers <fridolin.somers@biblibre.com>