Checking in changes prior to tagging of version 0.11.

Changelog diff is:

diff --git a/Changes b/Changes
index 7f2930f..1514ca8 100644
--- a/Changes
+++ b/Changes
@@ -2,6 +2,9 @@ Revision history for Perl extension Perl-Lexer

 {{$NEXT}}

+0.11 2014-10-27T02:45:46Z
+    - Supported 5.21.5
+
 0.10 2014-10-02T03:59:56Z
     - Supported 5.18.4