[gnome-mines] Increase spacing between new game buttons

[Michael Catanzaro <mcatanzaro src gnome org>]

commit 28e4c4a7c74dc5f54991d215a68d488c14762d00
Author: Chris Johns <christopher johns intel com>
Date:   Mon Apr 14 16:47:46 2014 +0100

    Increase spacing between new game buttons
    
    As per the new designs
    
    https://bugzilla.gnome.org/show_bug.cgi?id=727959

 src/gnome-mines.vala |    4 ++--
 1 files changed, 2 insertions(+), 2 deletions(-)
---
diff --git a/src/gnome-mines.vala b/src/gnome-mines.vala
index 8ba903c..7d09df0 100644
--- a/src/gnome-mines.vala
+++ b/src/gnome-mines.vala
@@ -217,9 +217,9 @@ public class Mines : Gtk.Application
 
         var new_game_grid = new Gtk.Grid ();
         new_game_grid.column_homogeneous = true;
-        new_game_grid.column_spacing = 0;
+        new_game_grid.column_spacing = 24;
         new_game_grid.row_homogeneous = true;
-        new_game_grid.row_spacing = 0;
+        new_game_grid.row_spacing = 24;
         new_game_screen.add (new_game_grid);
 
         var button = new Gtk.Button ();