- separate ui/ai from the sorting of the cards in the hands

- Rules:
  o show if valid
  o card hint
  o take back tricks
  o announcement reply
  o poverty: tell number of trumps returned
  o number of rounds limited
  o number of rounds
  o points limited
  o points
  o number of duty soli
  o number of duty color soli
  o number of duty picture soli
  o lustsolo player leads

- advice from the computer

- tournament
- duty soli
- saving, loading of tournaments

- animation
- overword help systen

- documentation
- tutorial

- sound

- multiplayer

- database for the human players

- Trennung: Spieler Party, Spieler Game

- Braucht trick::specialpoints() noch 'gametype' und 'islasttrick' ?
  Trick hat Zugriff auf sein Spiel, und damit muessten sich auch alle
  Informationen zugreifen lassen

Windows:
- without a DOS-Box
