[gnome-clocks] Fix stopwatch redraw

[Yanko Kaneti <yaneti src gnome org>]

commit 09962ad84dd018a3dd0bb1e9b3d4670a1bf0ce72
Author: Yanko Kaneti <yaneti declera com>
Date:   Mon Aug 3 16:03:06 2015 +0300

    Fix stopwatch redraw
    
    https://bugzilla.redhat.com/show_bug.cgi?id=1249376
    https://bugzilla.gnome.org/show_bug.cgi?id=753179

 src/stopwatch.vala |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)
---
diff --git a/src/stopwatch.vala b/src/stopwatch.vala
index 00cec8c..66bc86d 100644
--- a/src/stopwatch.vala
+++ b/src/stopwatch.vala
@@ -26,6 +26,7 @@ public class Frame : AnalogFrame {
     public void update (int s, double ms) {
         seconds = s;
         millisecs = ms;
+        queue_draw ();
     }
 
     public void reset () {