Don't lose track of timeline focus when window loses focus.

Timeline/Sequence.C

@@ -338,6 +338,9 @@ Sequence::handle ( int m )
             /* garbage from overlay window */
             return 0;
         case FL_FOCUS:
+            Fl_Widget::handle( m );
+            redraw();
+            return 1;
         case FL_UNFOCUS:
             Fl_Widget::handle( m );
             redraw();

Timeline/Timeline.C

@@ -1121,10 +1121,6 @@ Timeline::handle ( int m )
 
     switch ( m )
     {
-        case FL_FOCUS:
-        case FL_UNFOCUS:
-//            redraw();
-            return 1;
         case FL_ENTER:
             return 1;
         case FL_LEAVE: