Add pointer to mbox archives

git-svn-id: https://svn.apache.org/repos/asf/ant/core/trunk@274043 13f79535-47bb-0310-9956-ffa450edef68

docs/mail.html

@@ -208,6 +208,7 @@
       lists are archived at</p>
                                 <ul>
           <li><a href="http://archives.apache.org/eyebrowse/ViewLists">List Index on archives.apache.org</a></li>
+          <li><a href="http://ant.apache.org/mail/">Full mbox archives of all lists</a></li>
           <li><a href="http://marc.theaimsgroup.com/">Mailing list Archives</a></li>
         </ul>
                                       <br/>

xdocs/mail.xml

@@ -20,6 +20,7 @@
 
         <ul>
           <li><a href="http://archives.apache.org/eyebrowse/ViewLists">List Index on archives.apache.org</a></li>
+          <li><a href="http://ant.apache.org/mail/">Full mbox archives of all lists</a></li>
           <li><a href="http://marc.theaimsgroup.com/">Mailing list Archives</a></li>
         </ul>