card: Print card version. Check for bad Yubikeys.
* scd/app.c (app_new_register): Set card version for Yubikeys. (app_write_learn_status): Print CARDVERSION and APPVERSION. * tools/card-call-scd.c (learn_status_cb): Detect them. * tools/gpg-card.h (struct card_info_s): Add appversion and cardversion. * tools/gpg-card.c (list_openpgp): Remove version printing from serial number. (print_a_version): New. (list_card): Print card and app version. (cmd_generate): Do not allow broken Yubikeys.
- Signed-off-by: Werner Koch <email@example.com>