tjger - the java game & entertainment rt Code (Desktop)

Relaunch. First playable version.

Add sounds.

Remove playing field entry as playing field system will not ported.

Improve computer opponent.

Improve computer player, setting barrier.

Improve computer player. Missing:
- do not put barrier if (only) player is blocked
- and also not if the way to the most front (if opponent) is blocked
- Sounds depending on the theme

Improve computer player.

Improve computer opponent.

Improve computer opponent.

Fix due to changes in tjger SimpleStatusBar.