Bug 25429: Cleanup Database - remove resolved claims returned from db after X days

Bug 25429: Cleanup Database - remove resolved claims returned from db after X days

Add option to cleanup_database script to removed 'resolved' return claims from the database after a specified number of days.

Test Plan:
1) Apply this patch
2) Set the new syspref CleanUpDatabaseReturnClaims to a number of days
3) Run cleanup_database.pl
4) Note resolved claims older than the specified number of days are removed from the database

Bug 25429: Implement system preference, remove command line switch

Signed-off-by: Andrew Fuerste-Henry <andrew@bywatersolutions.com>
Signed-off-by: Rebecca Coert <rcoert@arlingtonva.us>
Signed-off-by: Victor Grousset/tuxayo <victor@tuxayo.net>
Signed-off-by: Marcel de Rooy <m.de.rooy@rijksmuseum.nl>
Signed-off-by: Jonathan Druart <jonathan.druart@bugs.koha-community.org>