2002-03-19  Mark McLoughlin  <mark@skynet.ie>

        * basep-widget.c: (basep_widget_construct):
        * foobar-widget.c: (foobar_widget_new): don't setup the default
        window icon here.

        * panel.[ch]: (panel_register_window_icon): impl a method to do it here.

        * main.c: (main): and use it here.

        * session.c: (panel_session_set_restart_command): only register to be
        re-spawned if GNOME_PANEL_DEBUG env variable is not set.