Checking in changes prior to tagging of version 0.17.

Changelog diff is:

diff --git a/Changes b/Changes
index 4f74748..f986ee5 100644
--- a/Changes
+++ b/Changes
@@ -2,6 +2,10 @@ Revision history for Perl extension Test-Kantan

 {{$NEXT}}

+0.17 2014-03-06T07:08:27Z
+
+    - Show exception, for now.
+
 0.16 2014-03-06T05:05:53Z

     - Expect#should_be_true, Expect#should_be_false