MakePutRecord creates a dht record for the given key/value pair.

SplitKey takes a key in the form `/$namespace/$path` and splits it into `$namespace` and `$path`.

ErrInvalidRecordType is returned if a DHTRecord keys prefix is not found in the Validator map of the DHT.

ErrBetterRecord is returned by a subsystem when it fails because it found a better record.

PublicKeyValidator is a Validator that validates public keys.

Validator is an interface that should be implemented by record validators.

NamespacedValidator is a validator that delegates to sub-validators by namespace.