Checking in changes prior to tagging of version 0.03.

Changelog diff is:

diff --git a/Changes b/Changes
index 020910a..b9f9342 100644
--- a/Changes
+++ b/Changes
@@ -1,5 +1,8 @@
 Revision history for Digest::Spooky

+0.03    Sat Apr 13 15:20:00 2013
+        - Indicate 'OS unsupported' message
+
 0.02    Mon Apr  8 19:30:00 2013
         - [BUGFIX] Fixed Link error in some version of gcc
Build.PL exit at platform that no support int64