2006-10-30  Brian Cameron  <brian.cameron@sun.com>

        * config/gdm.conf.in, daemon/gdm.c, daemon/gdm.h,
          daemon/gdmconfig.c, docs/C/gdm.xml, gui/gdmlogin.c,
          gui/greeter/greeter.c, gui/greeter/greeter_item.c,
          gui/greeter/greeter_configuration.h,
          gui/greeter/greeter_system.c:  Add new QUERY_CUSTOM_CMD_LABELS
          and QUERY_CUSTOM_CMD_NO_RESTART_STATUS commands and the
          new CustomCommandIsPersistent[0-9]