OpenPGP (smart)card authentication dialog window for X2Go Client

 X2Go is a serverbased computing environment with
    - session resuming
    - low bandwidth support
    - session brokerage support
    - client-side mass storage mounting support
    - client-side printing support
    - audio support
    - authentication by smartcard and USB stick
 .
 This package contains an X2Go Client add-on. The add-on provides a PIN or
 passphrase dialog window for OpenPGP (smart)card authentication with X2Go.