Title: #582: Remove pkinit from ipa-replica-prepare
They were in DL0 in `ipa-server-install` for very long time and never worked.
We left them there to make sure we can get them back to work sometime later. We
did but in new design `ipa-replica-prepare` does not need to use these options,
See the full comment at
Manage your subscription for the Freeipa-devel mailing list:
Contribute to FreeIPA: http://www.freeipa.org/page/Contribute/Code