Please review (take 2): [389 Project] #529: dn normalization must handle multiple space characters in attributes

[Noriko Hosoi]

https://fedorahosted.org/389/ticket/529

https://fedorahosted.org/389/attachment/ticket/529/0001-Ticket-529-dn-nor...

  Thank you for your comments, Rich and Mark!

  1) I've added the child process crash handling.
  +            $cmd = "$upgradednformat -n $backend -a $dbinstdir -N";
  +            $rc = system("$cmd");
  +            if ($rc & 127) {
  +                push @errs, [ 'error_running_command', $cmd, $rc, $! ];
  +                return @errs;
  +            }

  2) and renamed 80upgradednformat.pl to 80upgradednformat.pl.in to take an
  advantage to use "@sbindir@".