Get rid of some unnecessary redrawing.

Region.C

@@ -195,7 +195,7 @@ Region::handle ( int m )
                     else
                         _selected = ! _selected;
 
-                    _track->redraw();
+                    redraw();
                 }
 
                 ret = Track_Widget::handle( m );

Track_Widget.H

@@ -202,6 +202,7 @@ public:
                     if ( Fl::event_state() & FL_CTRL &&
                          Fl::event_button() == 3 )
                     {
+                        redraw();
                         _track->queue_delete( this );
                         return 0;
                     }