Prepare spec for 4.0 release
- Bump 389-ds-base requires to fix the deref call with new ACIs:
https://fedorahosted.org/freeipa/ticket/4389
- Bump bind-dyndb-ldap Conflicts to fetch the DNSSEC capability
- Bump selinux-policy to fix the CRL retrieval:
https://fedorahosted.org/freeipa/ticket/4369
- Remove conditionals for Fedora < 20 as FreeIPA 4.0 is not planned
to be released on these platforms.
Reviewed-By: Petr Viktorin <pviktori@redhat.com>