Checking in changes prior to tagging of version 0.23.

Changelog diff is:

diff --git a/Changes b/Changes
index 402cace..4ad39e7 100644
--- a/Changes
+++ b/Changes
@@ -2,6 +2,11 @@ Revision history for Perl extension OrePAN2

 {{$NEXT}}

+0.23 2014-02-27T19:01:17Z
+
+    - Fixed testing issue
+      (tokuhirom)
+
 0.22 2014-02-27T07:04:18Z

     - Use IO::Zlib instead of PerlIO::gzip.