Checking in changes prior to tagging of version 0.12.

Changelog diff is:

diff --git a/Changes b/Changes
index d24c453..1a1f86c 100644
--- a/Changes
+++ b/Changes
@@ -2,6 +2,10 @@ Revision history for Perl extension Test-More-Hooks

 {{$NEXT}}

+0.12 2013-05-31T07:08:26Z
+
+    - fix dependency for test enviroment
+
 0.11 2013-05-05T04:21:35Z

     - refactor variable control method