Checking in changes prior to tagging of version 0.03.

Changelog diff is:

diff --git a/Changes b/Changes
index 0cb1d83..28cdffe 100644
--- a/Changes
+++ b/Changes
@@ -2,6 +2,10 @@ Revision history for Perl extension Time-Piece-Iterator

 {{$NEXT}}

+0.03 2014-12-08T14:56:22Z
+
+    - Modified to specify an iterating units
+
 0.02 2014-11-30T14:52:50Z

     - Implemented reverse iterator