Checking in changes prior to tagging of version 0.56.

Checking in changes prior to tagging of version 0.56.

Changelog diff is:

diff --git a/Changes b/Changes
index 70ea0ee..8ac238d 100644
--- a/Changes
+++ b/Changes
@@ -1,7 +1,12 @@
 Revision history for Mouse

+0.56 Thu Apr 29 11:15:45 2010
+    [BUG FIX]
+    * Resolve RT#56837: Role application to instance with init_arg'd
+      attributes caused problems (Sanko Robinson)
+
 0.55 Wed Apr 21 13:27:13 2010
-    [BUF FIX]
+    [BUG FIX]
     * Fix a bug that traits could cause panic/SEGV on threads (gfx)

 0.54 Sat Apr 17 17:15:54 2010