Update translations from Transifex
Use A/AAAA records instead of CNAME records in ipa-ca.

https://fedorahosted.org/freeipa/ticket/3547
Delete DNS records in ipa-ca on ipa-csreplica-manage del.

https://fedorahosted.org/freeipa/ticket/3547
Uninstall selfsign CA on upgrade

This will convert a master with a selfsign CA to a CA-less one in
ipa-upgradeconfig.
The relevant files are left in place and can be used to manage certs
manually.

Part of the work for: https://fedorahosted.org/freeipa/ticket/3494
Remove obsolete self-sign references from man pages, docstrings, comments

Part of the work for https://fedorahosted.org/freeipa/ticket/3494
Drop --selfsign server functionality

Design: http://freeipa.org/page/V3/Drop_selfsign_functionality
Ticket: https://fedorahosted.org/freeipa/ticket/3494