Bug#606313: debian-edu-install: LTSP installation fail when booting ISO as USB stick

[Petter Reinholdtsen <pere@hungry.com>]

[Petter Reinholdtsen]
> Not sure if we need to make changed LTSP packages to implement this
> change in Squeeze, or if we can get away with providing our
> overrides.

I tested to copy the file from Debian/ to Debian-custom/ and edited
the new file.  This worked just fine, and mean we can provide a
override for the cdrom mounting code in debian-edu-config if we do not
want to fix it for Squeeze in the ltsp package.

Happy hacking,
-- 
Petter Reinholdtsen