add path option to man page
add path option to man page

Yubico/yubico-pam,madrat-/yubico-pam,Yubico/yubico-pam,eworm-de/yubico-pam,madrat-/yubico-pam,Yubico/yubico-pam,eworm-de/yubico-pam,madrat-/yubico-pam,eworm-de/yubico-pam