* tools/gpg-wks.h (struct uidinfo_list_s): Add fields expired and
revoked.
* tools/wks-util.c (append_to_uidinfo_list): Add args expired and
revoked.
(set_expired_revoked): New.
(wks_list_key): Set expired and revoked.
(wks_cmd_install_key): Skip expired uids.
* tools/gpg-wks-client.c (command_check): Print flags.
(command_send): Ignore expired keys.
(mirror_one_key): Ditto.
* g10/export.c (do_export_stream): Silence warning.