Ticket #47574 - start dirsrv after ntpd
Description:
1) Adding a dependency on ntpd.service to systemd (systemd.group.in).
2) Set "# chkconfig: - 59 73" to initcript. Start priority 59 is one
greater than ntpd's; stop priofity 73 is one less than ntpd's.
https://fedorahosted.org/389/ticket/47574
Reviewed and commented by rmeggins@redhat.com (Thank you, Rich!!)