Report on borrowers that will be updated
=item B<--doit>
=item B<--commit>
Actually update the borrowers.
my ( $doit, $since, $help, $not_expired, $no_overwrite, $category, $branchcode, $message_name, $verbose );
my $result = GetOptions(
'doit' => \$doit,
'doit|c|commit' => \$doit,
'since:s' => \$since,
'not-expired' => \$not_expired,
'no-overwrite' => \$no_overwrite,
-