Checking in changes prior to tagging of version 0.02.

Changelog diff is:

diff --git a/Changes b/Changes
index d1a982b..0fb0c44 100644
--- a/Changes
+++ b/Changes
@@ -2,6 +2,12 @@ Revision history for Perl extension Docopt

 {{$NEXT}}

+0.02 2013-06-11T12:05:58Z
+
+    - included testcases.docopt.
+      0.02 passed all test cases.
+      (tokuhirom)
+
 0.01 2013-06-10T08:02:59Z

     - original version