Checking in changes prior to tagging of version 0.12.

Changelog diff is:

diff --git a/Changes b/Changes
index 8a8cfb2..ea33dd2 100644
--- a/Changes
+++ b/Changes
@@ -1,5 +1,9 @@
 Revision history for Perl extension Module::Advisor

+0.12 2013-03-05T15:12:56
+
+    - Notes about Encode@2.49 memory leak fix
+
 0.11 2013-02-08T11:42:08

     - use Module::Metadata and CPAN::Meta::Requirements