wks: Add option --fake-submission-addr to gpg-wks-client.
* tools/gpg-wks-client.c (oFakeSubmissionAddr): New. (opts): Add option --fake-submission-addr. (fake_submission_addr): New variable. (parse_arguments): Set it. (command_send): Use --fake-submission-addr.
This option is useful for testing.
- Signed-off-by: Werner Koch <wk@gnupg.org>