[gnome-settings-daemon] Add missing config.h include

[Kjartan Maraas <kmaraas src gnome org>]

commit 4a459fb9c857e4b031fe28ee68fc4ca1bbb41d9a
Author: Kjartan Maraas <kmaraas gnome org>
Date:   Sun Mar 13 19:58:58 2011 +0100

    Add missing config.h include

 plugins/smartcard/gsd-smartcard.c |    3 +++
 1 files changed, 3 insertions(+), 0 deletions(-)
---
diff --git a/plugins/smartcard/gsd-smartcard.c b/plugins/smartcard/gsd-smartcard.c
index 3fdf53f..f4a98e3 100644
--- a/plugins/smartcard/gsd-smartcard.c
+++ b/plugins/smartcard/gsd-smartcard.c
@@ -17,6 +17,9 @@
  * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
  * 02111-1307, USA.
  */
+
+#include "config.h"
+
 #define GSD_SMARTCARD_ENABLE_INTERNAL_API
 #include "gsd-smartcard.h"