[gnome-mines] Use border-width instead of spacing to avoid dead-spots

[Robert Roth <robertroth src gnome org>]

commit 75d8bef79e3597724920bf6d88f9066bd0f37ae4
Author: Robert Roth <robert roth off gmail com>
Date:   Fri Jun 5 00:44:14 2015 +0300

    Use border-width instead of spacing to avoid dead-spots

 src/minefield-view.vala |    4 ++--
 1 files changed, 2 insertions(+), 2 deletions(-)
---
diff --git a/src/minefield-view.vala b/src/minefield-view.vala
index 517b601..0532c1a 100644
--- a/src/minefield-view.vala
+++ b/src/minefield-view.vala
@@ -155,9 +155,9 @@ public class MinefieldView : Gtk.Grid
     {
         this.settings = settings;
         row_homogeneous = true;
-        row_spacing = 4;
+        row_spacing = 0;
         column_homogeneous = true;
-        column_spacing = 4;
+        column_spacing = 0;
         set_events (Gdk.EventMask.KEY_PRESS_MASK | Gdk.EventMask.KEY_RELEASE_MASK);
         can_focus = true;
         expand = true;