Changed to the MIT Licence updated the doc accordingly preparing 2.4.14

* Copyright Makefile.am README configure.in libxml.spec.in:
  Changed to the MIT Licence
* doc/FAQ.html doc/catalog.html doc/intro.html doc/xml.html
  doc/xmlio.html: updated the doc accordingly
* include/libxml/xmlwin32version.h configure.in: preparing
  2.4.14 release
* python/generator.py python/libxml.c python/libxml2-python-api.xml
  python/libxml2class.txt python/libxml_wrap.h python/types.c:
  fixed the const xmlChar * wrapper and generator, XPath extension
  functions now use the context as first argument
* python/tests/tstxpath.py python/tests/xpath.py
  python/tests/xpathext.py: Updated the tests accordingly
* tree.c: fixed bug #70067
Daniel
diff --git a/doc/intro.html b/doc/intro.html
index 15a698a..d2081be 100644
--- a/doc/intro.html
+++ b/doc/intro.html
@@ -100,10 +100,9 @@
 <li>The internal document repesentation is as close as possible to the <a href="http://www.w3.org/DOM/">DOM</a> interfaces.</li>
 <li>Libxml also has a <a href="http://www.megginson.com/SAX/index.html">SAX
     like interface</a>; the interface is designed to be compatible with <a href="http://www.jclark.com/xml/expat.html">Expat</a>.</li>
-<li>This library is released both under the <a href="http://www.w3.org/Consortium/Legal/copyright-software-19980720.html">W3C
-    IPR</a> and the <a href="http://www.gnu.org/copyleft/lesser.html">GNU
-    LGPL</a>. Use either at your convenience, basically this should make
-    everybody happy, if not, drop me a mail.</li>
+<li>This library is released under the <a href="http://www.opensource.org/licenses/mit-license.html">MIT
+    Licence</a> see the Copyright file in the distribution for the precise
+    wording.</li>
 </ul>
 <p>Warning: unless you are forced to because your application links with a
 Gnome library requiring it,  <strong><span style="background-color: #FF0000">Do Not Use libxml1</span></strong>, use