Bug 12920: Remove AllowRenewalLimitOverride from pl scripts and tt files

Bug 12920: Remove AllowRenewalLimitOverride from pl scripts and tt files

use Koha.Preference instead

Test Plan:
1) Apply this patch
2) Go to circulation.pl
3) Ensure you can still override renewal limits with pref enabled
4) Ensure you can not override renewal limits with pref disabled
5) Go to moremember.pl
6) Repeat steps 3-4

Signed-off-by: Kyle M Hall <kyle@bywatersolutions.com>
Signed-off-by: Jonathan Druart <jonathan.druart@bugs.koha-community.org>
Signed-off-by: Brendan Gallagher brendan@bywatersolutions.com
(cherry picked from commit 17190de524c58b8abeca5c65506fe44bfdd93adc)
Signed-off-by: Julian Maurice <julian.maurice@biblibre.com>