> According to the readme.txt in this folder the 
folder can be removed if 
> I do not want to update the mirror in the future. If 
there is any option 
> not to create this folder (specialy the file 
new.dat) at all.

This is not advised, but, yes, add this option at the 
end of URLs:
-C0

Example:
www.foo.com -C0

Or, better (you can then save it as default), at the 
end of all filters (+*.gif +*.jpg -C0)