* gpopup2.c (popup_handle_properties): Update the URL information
on change.
* gnome-file-property-dialog.c (generate_actions_box): Fix memory leak.
(create_general_properties): Fix memory leak.
* gdesktop.c (desktop_icon_update_url): New function. Updates any
changes done to the url/caption on the file-property-dialog.
* gnome-file-property-dialog.c
(gnome_file_property_dialog_finalize): Release all of the
resources allocated (metadata routines alwayre return an allocated
block of memory).
Add support for changing the url an icon points to and the caption.
* gdnd.c (drop_url_on_directory): Better set the icon-filename
metadata entry instead of hard coding it.
