Checking in changes prior to tagging of version 2.3.0.

Changelog diff is:

diff --git a/Changes b/Changes
index 0d6940d..528e67d 100644
--- a/Changes
+++ b/Changes
@@ -2,6 +2,9 @@ Revision history for Mouse

 {{$NEXT}}

+2.3.0 2014-05-25T23:07:19Z
+    - Fixed #17; memory leak in applying roles to instances
+
 2.2.0 2014-04-03T22:34:42Z
     - Fixed #16 - inconsistent coercion/validation of Bool type (tokuhirom)