new setup.exe in cvs!

[DJ Delorie]

> I want to come up with some additions like logging the work of the
> install scripts etc. (If it is not already included ;-)

Not included yet, please go for it.  Remember to consider the case
where we're installing off a CD-ROM, though.  The log should probably
go in /var/log/setup.YYYYMMDD or something.  For download-only we can
put the log in the current directory.