Win32 and Gnome reduction

[Greg Bowyer <gbowyer fastmail co uk>]

Hi all

   This is the second try at this, I notice that there is some interest 
in getting meld working on windows. I have a patch that does this.

   The gory details are in bug 556404 at 
http://bugzilla.gnome.org/show_bug.cgi?id=556404 , pictures here for 
disbelievers
       - http://gbowyer.freeshell.org/dirdiff.jpeg
       - http://gbowyer.freeshell.org/filediff.jpeg

Greg Bowyer