[iagno] Misc improvements for the new game button

[Michael Catanzaro <mcatanzaro src gnome org>]

commit 38db323bf70a8804ad4f20d2a780834a0490d3eb
Author: Michael Catanzaro <mcatanzaro gnome org>
Date:   Sat Feb 8 17:32:29 2014 -0600

    Misc improvements for the new game button

 src/iagno.vala |    9 ++++-----
 1 files changed, 4 insertions(+), 5 deletions(-)
---
diff --git a/src/iagno.vala b/src/iagno.vala
index 9d166a9..74eb16a 100644
--- a/src/iagno.vala
+++ b/src/iagno.vala
@@ -141,13 +141,12 @@ public class Iagno : Gtk.Application
         light_score_label.show ();
         grid.attach (light_score_label, 2, 1, 1, 1);
 
-        new_game_button = new Gtk.Button ();
-        var image = new Gtk.Image.from_icon_name ("view-refresh-symbolic", Gtk.IconSize.DIALOG);
-        image.show ();
-        new_game_button.add (image);
+        new_game_button = new Gtk.Button.from_icon_name ("view-refresh-symbolic", Gtk.IconSize.DIALOG);
+        new_game_button.halign = Gtk.Align.CENTER;
+        new_game_button.valign = Gtk.Align.CENTER;
         new_game_button.relief = Gtk.ReliefStyle.NONE;
         new_game_button.action_name = "app.new-game";
-        side_box.pack_end (new_game_button, false, true, 10);
+        side_box.pack_end (new_game_button, false, false, 0);
 
         start_game ();