wkd: New command --print-wkd-hash for gpg-wks-client.
* tools/gpg-wks-client.c (aPrintWKDHash): New. (opts) : Add "--print-wkd-hash". (main): Implement that command. (proc_userid_from_stdin): New. * tools/wks-util.c (wks_fname_from_userid): Add option HASH_ONLY. (wks_cmd_print_wkd_hash): New.
- GnuPG-bug-id: T4418
- Signed-off-by: Werner Koch <wk@gnupg.org>