Prepare for 1.11 release.

git-svn-id: https://svn.apache.org/repos/asf/commons/proper/codec/trunk@1811613 13f79535-47bb-0310-9956-ffa450edef68

Author: garydgregory

src/site/xdoc/index.xml

@@ -72,6 +72,7 @@ The Javadoc API documents are available online:
 </p>
 <ul>
   <li><a href="apidocs/index.html">Javadoc trunk</a></li>
+  <li><a href="archives/1.11/apidocs/index.html">Javadoc 1.11</a></li>
   <li><a href="archives/1.10/apidocs/index.html">Javadoc 1.10</a></li>
   <li><a href="archives/1.9/apidocs/index.html">Javadoc 1.9</a></li>
   <li><a href="archives/1.8/apidocs/index.html">Javadoc 1.8</a></li>