Do not set a border width for the toplevel container. (toolbar_create):

Do not set a border width for the toplevel container. (toolbar_create):

2003-11-02  Federico Mena Quintero  <federico@ximian.com>

	* gtk/gtkfilechooserdefault.c (gtk_file_chooser_default_init): Do
	not set a border width for the toplevel container.
	(toolbar_create): New function; create a simple toolbar for the
	file chooser.
	(gtk_file_chooser_default_constructor): Use a spacing of 12 for
	the table, as per the HIG.
	(gtk_file_chooser_default_init): Likewise, for the default
	implementation's vbox.

	* gtk/gtkfilesystem.c (gtk_file_system_get_parent): Added docs to
	note that NULL is a valid return value for the parent path.