Let’s continue reexporting jid and minidom, but not their inner pub
items, users of this crate can go one level deeper if they need that.
Only xso::error::Error is still useful to reexport, as this is part of
the public API of all of our parsers.
This specification defines a token-based method to streamline
authentication in XMPP, allowing fully authenticated stream
establishment within a single round-trip.