Changes notification scheme :

- message is length 1 for system messages
- message is of length 2 for notifications (3 to indicate wh to update ? )

Applications now notifies thread to stop on gtk destroy

Changes git editor to vim

ivolution/gui/IvolutionWindow.py

@@ -131,12 +131,15 @@ class IvolutionWindow(Observer, Observable):
         """
         self.my_logger.debug("Stop pressed")
         self.console_logger.debug("Stop pressed") 
-        self.notify(["STOP", 0.0]) # Asking the Facemovie to stop
+        self.notify(["STOP"]) # Asking the Facemovie to stop
         self.process_running = False
 
     def on_destroy(self, widget, data=None):
         """Called when the IvolutionWindow is closed."""
         # Clean up code for saving application state should be added here.
+        self.notify(["STOP"]) # Asking the Facemovie to stop
+        self.process_running = False
+        
         Gtk.main_quit()
         print "Gtk Exited"