Update website for commons-csv 1.6 release

Author: britter

src/site/site.xml

@@ -40,6 +40,7 @@
       <item name="Team"                  href="/team-list.html"/>
       <item name="Source Repository"     href="/source-repository.html"/>
       <item name="Javadoc trunk"         href="/apidocs/index.html"/>
+      <item name="Javadoc 1.6"           href="/archives/1.6/apidocs/index.html"/>
       <item name="Javadoc 1.5"           href="/archives/1.5/apidocs/index.html"/>
       <item name="Javadoc 1.4"           href="/archives/1.4/apidocs/index.html"/>
       <item name="Javadoc 1.3"           href="/archives/1.3/apidocs/index.html"/>
@@ -49,6 +50,7 @@
     </menu>
 
     <menu name="Site Archives">
+      <item name="CSV 1.5"       href="/archives/1.5/index.html"/>
       <item name="CSV 1.4"       href="/archives/1.4/index.html"/>
       <item name="CSV 1.3"       href="/archives/1.3/index.html"/>
       <item name="CSV 1.2"       href="/archives/1.2/index.html"/>

src/site/xdoc/index.xml

@@ -51,6 +51,7 @@ The Javadoc API documents are available online:
 </p>
 <ul>
   <li><a href="apidocs/index.html">Javadoc trunk</a></li>
+  <li><a href="archives/1.6/apidocs/index.html">Javadoc 1.6</a></li>
   <li><a href="archives/1.5/apidocs/index.html">Javadoc 1.5</a></li>
   <li><a href="archives/1.4/apidocs/index.html">Javadoc 1.4</a></li>
   <li><a href="archives/1.3/apidocs/index.html">Javadoc 1.3</a></li>
@@ -66,7 +67,8 @@ The <a href="source-repository.html">git repository</a> can be
 <!-- ================================================== -->
 <section name="Releases">
 <ul>
-  <li><a href="http://commons.apache.org/csv/download_csv.cgi">Apache Commons CSV 1.5 (mirrors)</a> requires Java 1.7</li>
+  <li><a href="http://commons.apache.org/csv/download_csv.cgi">Apache Commons CSV 1.6 (mirrors)</a> requires Java 1.7</li>
+  <li><a href="http://archive.apache.org/dist/commons/csv/">Apache Commons CSV 1.5 (archives)</a> requires Java 1.7</li>
   <li><a href="http://archive.apache.org/dist/commons/csv/">Apache Commons CSV 1.4 (archives)</a> requires Java 1.6</li>
   <li><a href="http://archive.apache.org/dist/commons/csv/">Apache Commons CSV 1.3 (archives)</a> requires Java 1.6</li>
   <li><a href="http://archive.apache.org/dist/commons/csv/">Apache Commons CSV 1.2 (archives)</a> requires Java 1.6</li>
@@ -89,7 +91,7 @@ For previous releases, see the <a href="http://archive.apache.org/dist/commons/c
   <pre>&lt;dependency&gt;
     &lt;groupId&gt;org.apache.commons&lt;/groupId&gt;
     &lt;artifactId&gt;commons-csv&lt;/artifactId&gt;
-    &lt;version&gt;1.5&lt;/version&gt;
+    &lt;version&gt;1.6&lt;/version&gt;
 &lt;/dependency&gt;</pre>
 </p>
 <p>