DOC: mention namespaces
DOC: mention trailing dot rules
-DOC: mention RFC 2317 (classless del.)
-DOC: ipv6 ::1.2.3.4 not supported
+DOC: section xrefs
Update the utilities
freebsd: don't use `-f' in hostname
-domain names with dots
+
+? if a zone doesn't change, don't bump the version