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/FAQ.html b/doc/FAQ.html
index 208f7af..d41dcd0 100644
--- a/doc/FAQ.html
+++ b/doc/FAQ.html
@@ -94,18 +94,14 @@
 <ol>
 <li>
 <em>Licensing Terms for libxml</em>
-    <p>libxml is released under 2 (compatible) licences:</p>
-<ul>
-<li>the <a href="http://www.gnu.org/copyleft/lgpl.html">LGPL</a>: GNU
-        Library General Public License</li>
-<li>the <a href="http://www.w3.org/Consortium/Legal/copyright-software-19980720.html">W3C
-        IPR</a>: very similar to the XWindow licence</li>
-</ul>
+    <p>libxml is released under the <a href="http://www.opensource.org/licenses/mit-license.html">MIT
+    Licence</a>, see the file Copyright in the distribution for the precise
+    wording</p>
 </li>
 <li>
 <em>Can I embed libxml in a proprietary application ?</em>
-    <p>Yes. The W3C IPR allows you to also keep proprietary the changes you
-    made to libxml, but it would be graceful to provide back bugfixes and
+    <p>Yes. The MIT Licence allows you to also keep proprietary the changes
+    you made to libxml, but it would be graceful to provide back bugfixes and
     improvements as patches for possible incorporation in the main
     development tree</p>
 </li>