[gnome-sudoku/gnome-3-18] When pause is clicked, the game field should be hidden.

[Michael Catanzaro <mcatanzaro src gnome org>]

commit ac5d3034c6a03725b6de7fbd8629d22078203312
Author: tompollok <tom pollok gmail com>
Date:   Thu Aug 11 15:25:38 2016 +0200

    When pause is clicked, the game field should be hidden.
    
    fixes #766118

 src/gnome-sudoku.vala |    2 ++
 1 files changed, 2 insertions(+), 0 deletions(-)
---
diff --git a/src/gnome-sudoku.vala b/src/gnome-sudoku.vala
index 66f8053..f3ac8cb 100644
--- a/src/gnome-sudoku.vala
+++ b/src/gnome-sudoku.vala
@@ -290,6 +290,8 @@ public class Sudoku : Gtk.Application
             redo_action.set_enabled (!game.is_redostack_null ());
             new_game_action.set_enabled (true);
         }
+
+        view.queue_draw ();
     }
 
     private void play_custom_game_cb ()