Added LAUNCHED_BY     (http://mail.gnome.org/archives/wm-spec-list/2006-January/msg00018.html     ).
Added LAUNCHED_BY
    (http://mail.gnome.org/archives/wm-spec-list/2006-January/msg00018.html
    ).

Distrotech/startup-notification,Distrotech/startup-notification,Distrotech/startup-notification