[Zope] Big improvement for load_site.py, patch included

[Peter Bengtsson]

> >> I'm guessing load_site uses a POST or the FTP interface or similar,
> >> right?  Space is a legal character in Zope, but not in HTTP.  So even
> >> M$ websites shouldn't have spaces in their names, anyway.  Having said
> >> this, I've seen some sites which do, and IE handles them OK.  Typical
> >> ;-)

the website might be fine in itself.
www.microsoft.com/

Click Save As... and it saves a .html file and a folder by the name "Welcome
to the Microsoft Corporate Web Site"
In doing this it rewrites the HTML code (surprise!) to suit that name so you
get
<img src="Welcome to the Microsoft Corporate Web Site_fichiers/logo.gif">
(* note "_fichiers" (c'est francais means "_files" in english) *)