Bug 19621: Use Koha.Preference on template side to display/hide "Routing lists" tab

Bug 19621: Use Koha.Preference on template side to display/hide "Routing lists" tab

Patch applies without issue and functions as described.

Signed-off-by: Dilan Johnpullé <dilan@calyx.net.au>
Signed-off-by: Katrin Fischer <katrin.fischer.83@web.de>
Signed-off-by: Jonathan Druart <jonathan.druart@bugs.koha-community.org>
Signed-off-by: Nick Clemens <nick@bywatersolutions.com>
(cherry picked from commit 1792ab3d813839b61b060967f4d4f174462eaaa7)
Signed-off-by: Fridolin Somers <fridolin.somers@biblibre.com>