Checking in changes prior to tagging of version 0.02.

Changelog diff is:

diff --git a/Changes b/Changes
index 5a4e6f0..e7b4cfd 100644
--- a/Changes
+++ b/Changes
@@ -2,6 +2,10 @@ Revision history for Perl extension Plack-Response-AutoEncode

 {{$NEXT}}

+0.02 2013-11-15T08:30:50Z
+    - require perl-string in content-body
+    - force valid charset
+
 0.01 2013-11-15T06:49:18Z

     - original version