Checking in changes prior to tagging of version 0.02.

Changelog diff is:

diff --git a/Changes b/Changes
index 5ccb148..2af3548 100644
--- a/Changes
+++ b/Changes
@@ -1,4 +1,6 @@
 Revision history for Perl extension Crontab::Interval

+0.02    Fri Feb 22 21:21:34 JST 2013
+        - use ReadmeFromPod
 0.01    Fri Feb 22 11:29:04 2013
         - original version