use getter functions in ykpers-args.c
use getter functions in ykpers-args.c

dmitriykuptsov/yubikey-personalization,eworm-de/yubikey-personalization,Yubico/yubikey-personalization-dpkg,dmitriykuptsov/yubikey-personalization,Yubico/yubikey-personalization-dpkg,Yubico/yubikey-personalization,Yubico/yubikey-personalization,eworm-de/yubikey-personalization,dmitriykuptsov/yubikey-personalization,eworm-de/yubikey-personalization,Yubico/yubikey-personalization-dpkg