Updated gnupg21 to 2.1.22.

Noteworthy changes in version 2.1.22 (2017-07-28)
-------------------------------------------------

  * gpg: Extend command --quick-set-expire to allow for setting the
    expiration time of subkeys.

  * gpg: By default try to repair keys during import.  New sub-option
    no-repair-keys for --import-options.

  * gpg,gpgsm: Improved checking and reporting of DE-VS compliance.

  * gpg: New options --key-origin and --with-key-origin.  Store the
    time of the last key update from keyservers, WKD, or DANE.

  * agent: New option --ssh-fingerprint-digest.

  * dimngr: Lower timeouts on keyserver connection attempts and made
    it configurable.

  * dirmngr: Tor will now automatically be detected and used.  The
    option --no-use-tor disables Tor detection.

  * dirmngr: Now detects a changed /etc/resolv.conf.

  * agent,dirmngr: Initiate shutdown on removal of the GnuPG home
    directory.

  * gpg: Avoid caching passphrase for failed symmetric encryption.

  * agent: Support for unprotected ssh keys.

  * dirmngr: Fixed name resolving on systems using only v6
    nameservers.

  * dirmngr: Allow the use of TLS over http proxies.

  * w32: Change directory of the daemons after startup.

  * wks: New man pages for client and server.

  * Many other bug fixes.

(wiz)