Update knotify README with command line example.

Signed-off-by: Emanoil Kotsev <deloptes@gmail.com>
Signed-off-by: Michele Calgaro <michele.calgaro@yahoo.it>
(cherry picked from commit f23ac74e05)

arts/knotify/README

@@ -31,3 +31,17 @@ example, while the screen is locked, it is very likely that the user is not
 present. Thus, he will not be able to hear a "You have mail" sound (or to
 see a talk request). Re-routing this to a log window sounds like a very good
 idea.
+
+Notes:
+------
+
+KNotify can be accessed directly using one of the available methods.
+ - void notify(TQString event, TQString fromApp, TQString text, TQString sound,
+               TQString file, int present, int level)
+ - void notify(TQString event, TQString fromApp, TQString text, TQString sound,
+               TQString file, int present, int level, int winId)
+ - void notify(TQString event, TQString fromApp, TQString text, TQString sound,
+               TQString file, int present, int level, int winId, int eventId)
+
+For example:
+  dcop knotify Notify notify event "Msg from MyApp" "Hello World!" "" "" 16 0