close #7; fix a memory leak
Checking in changes prior to tagging of version 1.12.

Changelog diff is:

diff --git a/Changes b/Changes
index 2b1e9c7..17eca4f 100644
--- a/Changes
+++ b/Changes
@@ -1,5 +1,10 @@
 Revision history for Mouse

+1.12 2013-09-29 09:52:47+0900
+    [BUG FIXES]
+    - Fix a memory leak related to triggers,
+      which was introduced in 1.07 (issue#7)
+
 1.11 2013-04-28 22:00:38
     [TEST FIXES]
     - Ensure Try::Tiny is bundled