updated the web site separated developers from common pages, made the

* NEWS doc/*.xsl doc/*.html: updated the web site separated
  developers from common pages, made the transition to XHTML1,
  added validity checking to the makefile rules.
Daniel
diff --git a/doc/upgrade.html b/doc/upgrade.html
index cc6e668..0147e45 100644
--- a/doc/upgrade.html
+++ b/doc/upgrade.html
@@ -1,105 +1,14 @@
-<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/1999/REC-html401-19991224/loose.dtd">
-<html>
-<head>
-<meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1">
-<link rel="SHORTCUT ICON" href="/favicon.ico">
-<style type="text/css"><!--
+<?xml version="1.0" encoding="ISO-8859-1"?>
+<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
+<html xmlns="http://www.w3.org/1999/xhtml"><head><meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1" /><link rel="SHORTCUT ICON" href="/favicon.ico" /><style type="text/css">
 TD {font-family: Verdana,Arial,Helvetica}
 BODY {font-family: Verdana,Arial,Helvetica; margin-top: 2em; margin-left: 0em; margin-right: 0em}
 H1 {font-family: Verdana,Arial,Helvetica}
 H2 {font-family: Verdana,Arial,Helvetica}
 H3 {font-family: Verdana,Arial,Helvetica}
 A:link, A:visited, A:active { text-decoration: underline }
---></style>
-<title>Upgrading 1.x code</title>
-</head>
-<body bgcolor="#8b7765" text="#000000" link="#000000" vlink="#000000">
-<table border="0" width="100%" cellpadding="5" cellspacing="0" align="center"><tr>
-<td width="180">
-<a href="http://www.gnome.org/"><img src="gnome2.png" alt="Gnome2 Logo"></a><a href="http://www.w3.org/Status"><img src="w3c.png" alt="W3C Logo"></a><a href="http://www.redhat.com/"><img src="redhat.gif" alt="Red Hat Logo"></a><div align="left"><a href="http://xmlsoft.org/"><img src="Libxml2-Logo-180x168.gif" alt="Made with Libxml2 Logo"></a></div>
-</td>
-<td><table border="0" width="90%" cellpadding="2" cellspacing="0" align="center" bgcolor="#000000"><tr><td><table width="100%" border="0" cellspacing="1" cellpadding="3" bgcolor="#fffacd"><tr><td align="center">
-<h1>The XML C library for Gnome</h1>
-<h2>Upgrading 1.x code</h2>
-</td></tr></table></td></tr></table></td>
-</tr></table>
-<table border="0" cellpadding="4" cellspacing="0" width="100%" align="center"><tr><td bgcolor="#8b7765"><table border="0" cellspacing="0" cellpadding="2" width="100%"><tr>
-<td valign="top" width="200" bgcolor="#8b7765"><table border="0" cellspacing="0" cellpadding="1" width="100%" bgcolor="#000000"><tr><td>
-<table width="100%" border="0" cellspacing="1" cellpadding="3">
-<tr><td colspan="1" bgcolor="#eecfa1" align="center"><center><b>Main Menu</b></center></td></tr>
-<tr><td bgcolor="#fffacd">
-<form action="search.php" enctype="application/x-www-form-urlencoded" method="GET">
-<input name="query" type="TEXT" size="20" value=""><input name="submit" type="submit" value="Search ...">
-</form>
-<ul>
-<li><a href="index.html">Home</a></li>
-<li><a href="intro.html">Introduction</a></li>
-<li><a href="FAQ.html">FAQ</a></li>
-<li><a href="docs.html">Documentation</a></li>
-<li><a href="bugs.html">Reporting bugs and getting help</a></li>
-<li><a href="help.html">How to help</a></li>
-<li><a href="downloads.html">Downloads</a></li>
-<li><a href="news.html">News</a></li>
-<li><a href="XMLinfo.html">XML</a></li>
-<li><a href="XSLT.html">XSLT</a></li>
-<li><a href="python.html">Python and bindings</a></li>
-<li><a href="architecture.html">libxml architecture</a></li>
-<li><a href="tree.html">The tree output</a></li>
-<li><a href="interface.html">The SAX interface</a></li>
-<li><a href="xmldtd.html">Validation &amp; DTDs</a></li>
-<li><a href="xmlmem.html">Memory Management</a></li>
-<li><a href="encoding.html">Encodings support</a></li>
-<li><a href="xmlio.html">I/O Interfaces</a></li>
-<li><a href="catalog.html">Catalog support</a></li>
-<li><a href="library.html">The parser interfaces</a></li>
-<li><a href="entities.html">Entities or no entities</a></li>
-<li><a href="namespaces.html">Namespaces</a></li>
-<li><a href="upgrade.html">Upgrading 1.x code</a></li>
-<li><a href="threads.html">Thread safety</a></li>
-<li><a href="DOM.html">DOM Principles</a></li>
-<li><a href="example.html">A real example</a></li>
-<li><a href="contribs.html">Contributions</a></li>
-<li><a href="xmlreader.html">The Reader Interface</a></li>
-<li><a href="tutorial/index.html">Tutorial</a></li>
-<li><a href="guidelines.html">XML Guidelines</a></li>
-<li>
-<a href="xml.html">flat page</a>, <a href="site.xsl">stylesheet</a>
-</li>
-</ul>
-</td></tr>
-</table>
-<table width="100%" border="0" cellspacing="1" cellpadding="3">
-<tr><td colspan="1" bgcolor="#eecfa1" align="center"><center><b>Related links</b></center></td></tr>
-<tr><td bgcolor="#fffacd"><ul>
-<li><a href="http://mail.gnome.org/archives/xml/">Mail archive</a></li>
-<li><a href="http://xmlsoft.org/XSLT/">XSLT libxslt</a></li>
-<li><a href="http://phd.cs.unibo.it/gdome2/">DOM gdome2</a></li>
-<li><a href="http://www.aleksey.com/xmlsec/">XML-DSig xmlsec</a></li>
-<li><a href="ftp://xmlsoft.org/">FTP</a></li>
-<li><a href="http://www.zlatkovic.com/projects/libxml/">Windows binaries</a></li>
-<li><a href="http://garypennington.net/libxml2/">Solaris binaries</a></li>
-<li><a href="http://www.zveno.com/open_source/libxml2xslt.html">MacOsX binaries</a></li>
-<li><a href="http://sourceforge.net/projects/libxml2-pas/">Pascal bindings</a></li>
-<li><a href="http://bugzilla.gnome.org/buglist.cgi?product=libxml&amp;product=libxml2">Bug Tracker</a></li>
-</ul></td></tr>
-</table>
-<table width="100%" border="0" cellspacing="1" cellpadding="3">
-<tr><td colspan="1" bgcolor="#eecfa1" align="center"><center><b>API Indexes</b></center></td></tr>
-<tr><td bgcolor="#fffacd"><ul>
-<li><a href="APIchunk0.html">Alphabetic</a></li>
-<li><a href="APIconstructors.html">Constructors</a></li>
-<li><a href="APIfunctions.html">Functions/Types</a></li>
-<li><a href="APIfiles.html">Modules</a></li>
-<li><a href="APIsymbols.html">Symbols</a></li>
-</ul></td></tr>
-</table>
-</td></tr></table></td>
-<td valign="top" bgcolor="#8b7765"><table border="0" cellspacing="0" cellpadding="1" width="100%"><tr><td><table border="0" cellspacing="0" cellpadding="1" width="100%" bgcolor="#000000"><tr><td><table border="0" cellpadding="3" cellspacing="1" width="100%"><tr><td bgcolor="#fffacd">
-<p>Incompatible changes:</p>
-<p>Version 2 of libxml is the first version introducing serious backward
-incompatible changes. The main goals were:</p>
-<ul>
-<li>a general cleanup. A number of mistakes inherited from the very early
+</style><title>Upgrading 1.x code</title></head><body bgcolor="#8b7765" text="#000000" link="#000000" vlink="#000000"><table border="0" width="100%" cellpadding="5" cellspacing="0" align="center"><tr><td width="180"><a href="http://www.gnome.org/"><img src="gnome2.png" alt="Gnome2 Logo" /></a><a href="http://www.w3.org/Status"><img src="w3c.png" alt="W3C Logo" /></a><a href="http://www.redhat.com/"><img src="redhat.gif" alt="Red Hat Logo" /></a><div align="left"><a href="http://xmlsoft.org/"><img src="Libxml2-Logo-180x168.gif" alt="Made with Libxml2 Logo" /></a></div></td><td><table border="0" width="90%" cellpadding="2" cellspacing="0" align="center" bgcolor="#000000"><tr><td><table width="100%" border="0" cellspacing="1" cellpadding="3" bgcolor="#fffacd"><tr><td align="center"><h1>The XML C library for Gnome</h1><h2>Upgrading 1.x code</h2></td></tr></table></td></tr></table></td></tr></table><table border="0" cellpadding="4" cellspacing="0" width="100%" align="center"><tr><td bgcolor="#8b7765"><table border="0" cellspacing="0" cellpadding="2" width="100%"><tr><td valign="top" width="200" bgcolor="#8b7765"><table border="0" cellspacing="0" cellpadding="1" width="100%" bgcolor="#000000"><tr><td><table width="100%" border="0" cellspacing="1" cellpadding="3"><tr><td colspan="1" bgcolor="#eecfa1" align="center"><center><b>Developer Menu</b></center></td></tr><tr><td bgcolor="#fffacd"><form action="search.php" enctype="application/x-www-form-urlencoded" method="get"><input name="query" type="text" size="20" value="" /><input name="submit" type="submit" value="Search ..." /></form><ul><li><a href="index.html">Home</a></li><li><a href="guidelines.html">XML Guidelines</a></li><li><a href="tutorial/index.html">Tutorial</a></li><li><a href="xmlreader.html">The Reader Interface</a></li><li><a href="XSLT.html">XSLT</a></li><li><a href="python.html">Python and bindings</a></li><li><a href="architecture.html">libxml architecture</a></li><li><a href="tree.html">The tree output</a></li><li><a href="interface.html">The SAX interface</a></li><li><a href="xmlmem.html">Memory Management</a></li><li><a href="xmlio.html">I/O Interfaces</a></li><li><a href="library.html">The parser interfaces</a></li><li><a href="entities.html">Entities or no entities</a></li><li><a href="namespaces.html">Namespaces</a></li><li><a href="upgrade.html">Upgrading 1.x code</a></li><li><a href="threads.html">Thread safety</a></li><li><a href="DOM.html">DOM Principles</a></li><li><a href="example.html">A real example</a></li><li><a href="xml.html">flat page</a>, <a href="site.xsl">stylesheet</a></li></ul></td></tr></table><table width="100%" border="0" cellspacing="1" cellpadding="3"><tr><td colspan="1" bgcolor="#eecfa1" align="center"><center><b>API Indexes</b></center></td></tr><tr><td bgcolor="#fffacd"><ul><li><a href="APIchunk0.html">Alphabetic</a></li><li><a href="APIconstructors.html">Constructors</a></li><li><a href="APIfunctions.html">Functions/Types</a></li><li><a href="APIfiles.html">Modules</a></li><li><a href="APIsymbols.html">Symbols</a></li></ul></td></tr></table><table width="100%" border="0" cellspacing="1" cellpadding="3"><tr><td colspan="1" bgcolor="#eecfa1" align="center"><center><b>Related links</b></center></td></tr><tr><td bgcolor="#fffacd"><ul><li><a href="http://mail.gnome.org/archives/xml/">Mail archive</a></li><li><a href="http://xmlsoft.org/XSLT/">XSLT libxslt</a></li><li><a href="http://phd.cs.unibo.it/gdome2/">DOM gdome2</a></li><li><a href="http://www.aleksey.com/xmlsec/">XML-DSig xmlsec</a></li><li><a href="ftp://xmlsoft.org/">FTP</a></li><li><a href="http://www.zlatkovic.com/projects/libxml/">Windows binaries</a></li><li><a href="http://garypennington.net/libxml2/">Solaris binaries</a></li><li><a href="http://www.zveno.com/open_source/libxml2xslt.html">MacOsX binaries</a></li><li><a href="http://sourceforge.net/projects/libxml2-pas/">Pascal bindings</a></li><li><a href="http://bugzilla.gnome.org/buglist.cgi?product=libxml&amp;product=libxml2">Bug Tracker</a></li></ul></td></tr></table></td></tr></table></td><td valign="top" bgcolor="#8b7765"><table border="0" cellspacing="0" cellpadding="1" width="100%"><tr><td><table border="0" cellspacing="0" cellpadding="1" width="100%" bgcolor="#000000"><tr><td><table border="0" cellpadding="3" cellspacing="1" width="100%"><tr><td bgcolor="#fffacd"><p>Incompatible changes:</p><p>Version 2 of libxml is the first version introducing serious backward
+incompatible changes. The main goals were:</p><ul><li>a general cleanup. A number of mistakes inherited from the very early
     versions couldn't be changed due to compatibility constraints. Example
     the &quot;childs&quot; element in the nodes.</li>
   <li>Uniformization of the various nodes, at least for their header and link
@@ -111,15 +20,11 @@
     character() in that case. This also mean that a number of DOM node
     containing blank text may populate the DOM tree which were not present
     before.</li>
-</ul>
-<h3>How to fix libxml-1.x code:</h3>
-<p>So client code of libxml designed to run with version 1.x may have to be
+</ul><h3>How to fix libxml-1.x code:</h3><p>So client code of libxml designed to run with version 1.x may have to be
 changed to compile against version 2.x of libxml. Here is a list of changes
 that I have collected, they may not be sufficient, so in case you find other
-change which are required, <a href="mailto:Daniel.%C3%8Feillardw3.org">drop me a
-mail</a>:</p>
-<ol>
-<li>The package name have changed from libxml to libxml2, the library name
+change which are required, <a href="mailto:Daniel.Ïeillardw3.org">drop me a
+mail</a>:</p><ol><li>The package name have changed from libxml to libxml2, the library name
     is now -lxml2 . There is a new xml2-config script which should be used to
     select the right parameters libxml2</li>
   <li>Node <strong>childs</strong> field has been renamed
@@ -139,8 +44,7 @@
     and formatting the document content becomes significant. So they are
     reported by SAX and if your using the DOM tree, corresponding nodes are
     generated. Too approach can be taken:
-    <ol>
-<li>lazy one, use the compatibility call
+    <ol><li>lazy one, use the compatibility call
         <strong>xmlKeepBlanksDefault(0)</strong> but be aware that you are
         relying on a special (and possibly broken) set of heuristics of
         libxml to detect ignorable blanks. Don't complain if it breaks or
@@ -150,8 +54,7 @@
         nodes. You can spot them using the commodity function
         <strong>xmlIsBlankNode(node)</strong> returning 1 for such blank
         nodes.</li>
-    </ol>
-<p>Note also that with the new default the output functions don't add any
+    </ol><p>Note also that with the new default the output functions don't add any
     extra indentation when saving a tree in order to be able to round trip
     (read and save) without inflating the document with extra formatting
     chars.</p>
@@ -165,32 +68,22 @@
   </li>
   <li>xmlDetectCharEncoding takes an extra argument indicating the length in
     byte of the head of the document available for character detection.</li>
-</ol>
-<h3>Ensuring both libxml-1.x and libxml-2.x compatibility</h3>
-<p>Two new version of libxml (1.8.11) and libxml2 (2.3.4) have been released
+</ol><h3>Ensuring both libxml-1.x and libxml-2.x compatibility</h3><p>Two new version of libxml (1.8.11) and libxml2 (2.3.4) have been released
 to allow smooth upgrade of existing libxml v1code while retaining
-compatibility. They offers the following:</p>
-<ol>
-<li>similar include naming, one should use
+compatibility. They offers the following:</p><ol><li>similar include naming, one should use
     <strong>#include&lt;libxml/...&gt;</strong> in both cases.</li>
   <li>similar identifiers defined via macros for the child and root fields:
     respectively <strong>xmlChildrenNode</strong> and
-    <strong>xmlRootNode</strong>
-</li>
+    <strong>xmlRootNode</strong></li>
   <li>a new macro <strong>LIBXML_TEST_VERSION</strong> which should be
     inserted once in the client code</li>
-</ol>
-<p>So the roadmap to upgrade your existing libxml applications is the
-following:</p>
-<ol>
-<li>install the  libxml-1.8.8 (and libxml-devel-1.8.8) packages</li>
+</ol><p>So the roadmap to upgrade your existing libxml applications is the
+following:</p><ol><li>install the  libxml-1.8.8 (and libxml-devel-1.8.8) packages</li>
   <li>find all occurrences where the xmlDoc <strong>root</strong> field is
-    used and change it to <strong>xmlRootNode</strong>
-</li>
+    used and change it to <strong>xmlRootNode</strong></li>
   <li>similarly find all occurrences where the xmlNode
     <strong>childs</strong> field is used and change it to
-    <strong>xmlChildrenNode</strong>
-</li>
+    <strong>xmlChildrenNode</strong></li>
   <li>add a <strong>LIBXML_TEST_VERSION</strong> macro somewhere in your
     <strong>main()</strong> or in the library init entry point</li>
   <li>Recompile, check compatibility, it should still work</li>
@@ -206,15 +99,8 @@
     contrary to libxml1, in that case insert xmlKeepBlanksDefault(1) in your
     code before calling the parser (next to
     <strong>LIBXML_TEST_VERSION</strong> is a fine place).</li>
-</ol>
-<p>Following those steps should work. It worked for some of my own code.</p>
-<p>Let me put some emphasis on the fact that there is far more changes from
+</ol><p>Following those steps should work. It worked for some of my own code.</p><p>Let me put some emphasis on the fact that there is far more changes from
 libxml 1.x to 2.x than the ones you may have to patch for. The overall code
 has been considerably cleaned up and the conformance to the XML specification
 has been drastically improved too. Don't take those changes as an excuse to
-not upgrade, it may cost a lot on the long term ...</p>
-<p><a href="bugs.html">Daniel Veillard</a></p>
-</td></tr></table></td></tr></table></td></tr></table></td>
-</tr></table></td></tr></table>
-</body>
-</html>
+not upgrade, it may cost a lot on the long term ...</p><p><a href="bugs.html">Daniel Veillard</a></p></td></tr></table></td></tr></table></td></tr></table></td></tr></table></td></tr></table></body></html>