Added xmlrpclib copyright statement.

lib/python/App/copyright.dtml

@@ -142,6 +142,32 @@ PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
 TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
 PERFORMANCE OF THIS SOFTWARE.</p>
 
+<hr>
+<p>Zope uses the xmlrpclib module:</p>
+
+Copyright &copy; 1999 by Secret Labs AB<br>
+Copyright &copy; 1999 by Fredrik Lundh</p>
+
+<p>By obtaining, using, and/or copying this software and/or its
+associated documentation, you agree that you have read, understood,
+and will comply with the following terms and conditions:</p>
+
+<p>Permission to use, copy, modify, and distribute this software and its
+associated documentation for any purpose and without fee is hereby
+granted, provided that the above copyright notice appears in all
+copies, and that both that copyright notice and this permission notice
+appear in supporting documentation, and that the name of Secret Labs
+AB or the author not be used in advertising or publicity pertaining to
+distribution of the software without specific, written prior
+permission.</p>
+
+<p>SECRET LABS AB AND THE AUTHOR DISCLAIMS ALL WARRANTIES WITH REGARD TO
+THIS SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND
+FITNESS.  IN NO EVENT SHALL SECRET LABS AB OR THE AUTHOR BE LIABLE FOR
+ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
+ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT
+OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.</p>
 <hr>
 
 <A NAME="CREDITS">