revision history for Data-SSHPubkey. see also the git repo

0.03    2019-03-04
        support passed filehandles (pairs well with ssh-keyscan). more
        docs, more tests

0.02    2019-03-02
        improve parsing of various public keys. add hash of known key
        types. more tests

0.01    2019-02-27
        first version, released on an unsuspecting world
