Checking in changes prior to tagging of version 0.01.

Changelog diff is:

diff --git a/Changes b/Changes
index cb1191f..b81c3d8 100644
--- a/Changes
+++ b/Changes
@@ -1,4 +1,4 @@
 Revision history for Data::Iterator::SlidingWindow

-0.0.1    Fri Feb 22 23:02:23 2013
+0.01    Fri Feb 23 13:55:00 2013
         - Initial release