[tomboy] Ensure the Json encoder uses the invariant locale when encoding floating

[Sanford Armstrong <sharm src gnome org>]

commit 4fb0e173592683690eba982edebec9184aabe730
Author: Anders Petersson <demitar worldforge org>
Date:   Thu Jun 18 15:08:37 2009 +0200

    Ensure the Json encoder uses the invariant locale when encoding floating
    point numbers (some locales use a comma as the decimal point).

 .../Addins/WebSyncService/Hyena.Json/Serializer.cs |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/Tomboy/Addins/WebSyncService/Hyena.Json/Serializer.cs b/Tomboy/Addins/WebSyncService/Hyena.Json/Serializer.cs
index 24eb064..4eb781e 100644
--- a/Tomboy/Addins/WebSyncService/Hyena.Json/Serializer.cs
+++ b/Tomboy/Addins/WebSyncService/Hyena.Json/Serializer.cs
@@ -64,7 +64,7 @@ namespace Hyena.Json
 
         private string SerializeDouble (double val)
         {
-            return val.ToString ();
+            return val.ToString (System.Globalization.CultureInfo.InvariantCulture.NumberFormat);
         }
 
         // TODO: exponent stuff