[plug] burning 5.2

[Niall Young]

> Doesn't RedHat provide a file on their ftp site with a listing
> of what permissions the dirs and files that go on a CD should
> have so that it works? chmod 777 -R * is pretty ugly.

No need - mkisofs -r automatically removes write permissions and
will +x all groups if any is +x and sets all uid/gid to 0.

In the end a `chmod -R 777 *` then `mkisofs -r -a -b images/boot.img
-o rh52.iso .` did the trick, chmod 555 should also be fine.

Niall.