Open issues
- build part (build the .jar that will be downloaded)
integrate into jython.org
- client part polishing (lower prio)
make the unix start scripts executable by all (Runtime.exec("chmod..."))
- size of window versus center layout (implies new screen shots in the doc)
[http://homepage.sunrise.ch/mysunrise/ohumbel/jython_installer.html Preview download and documentation of the client part]