This commit allows to replace or disable DNSSEC key master
Replacing DNSSEC master requires to copy kasp.db file manually by user
ipa-dns-install:
--disable-dnssec-master DNSSEC master will be disabled
--dnssec-master --kasp-db=FILE This configure new DNSSEC master server, kasp.db from old server is required for sucessful replacement
--force Skip checks
https://fedorahosted.org/freeipa/ticket/4657
Reviewed-By: Petr Spacek <pspacek@redhat.com>