- update to 0.20
    - correctly parse certificate validity periods given in years (spotted by
        Stephen Gallagher)
    - setup for translation
    - es by Héctor Daniel Cabrera!
    - ru by Yulia Poyarkova!
    - uk by Yuri Chornoivan!
    - fix unpreprocessed defaults in certmonger.conf's man page
    - tweak the IPA-specific message that indicates a principal name also needs
        to be specified if we're not using the default subject name (#579542)
    - make the validity period of self-signed certificates into a configuration
        setting and not a piece of the state information we track about the
        signer
    - init script: exit with status 2 instead of 1 when invoked with an
        unrecognized argument (#584517)