Checking in changes prior to tagging of version 0.13.

Changelog diff is:

diff --git a/Changes b/Changes
index cd9b70b..2d002a5 100644
--- a/Changes
+++ b/Changes
@@ -1,6 +1,8 @@
 Revision history for Perl extension Nephia

 {{$NEXT}}
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+0.13 2013-06-19T07:13:42Z
         - add submapper feature [macopy]
         - wrap request-class with Nephia::request [songmu]
         - expand number of testfile