CertDB no longer makes any assumptions about the default db type of a NSS
DB. Instead it let's certutil decide when dbtype is set to 'auto'. This
makes it much easier to support F27 and F28 from a single code base.
Signed-off-by: Christian Heimes <cheimes@redhat.com>
Reviewed-By: Stanislav Laznicka <slaznick@redhat.com>