2007-10-16  Mark Lee  <avant-wn@lazymalevolence.com>

        * libawn/awn-desktop-item.c:
        * libawn/awn-desktop-item.h:
        * libawn/egg/eggdesktopfile.c:
        * libawn/egg/eggdesktopfile.h:
        Add a copy function.

        * pyawn/awn.defs:
        awn.DesktopItem is now a boxed type.
        Add write methods.  Note that some methods don't work yet
        because they need to be overridden.