release of 2.6.22 updated doc and rebuild. added XML_SAVE_NO_XHTML

* NEWS configure.in doc//*: release of 2.6.22 updated doc and
  rebuild.
* xmlsave.c include/libxml/xmlsave.h: added XML_SAVE_NO_XHTML
  xmlSaveOption
* xmlschemas.c: minor cleanups
Daniel
diff --git a/doc/APIchunk23.html b/doc/APIchunk23.html
index a9194f7..d5a969d 100644
--- a/doc/APIchunk23.html
+++ b/doc/APIchunk23.html
@@ -212,6 +212,7 @@
 </dd><dt>recursively</dt><dd><a href="html/libxml-catalog.html#xmlLoadACatalog">xmlLoadACatalog</a><br />
 <a href="html/libxml-parserInternals.html#xmlParseAttValue">xmlParseAttValue</a><br />
 </dd><dt>redeclared</dt><dd><a href="html/libxml-tree.html#xmlReconciliateNs">xmlReconciliateNs</a><br />
+</dd><dt>redef</dt><dd><a href="html/libxml-schemasInternals.html#_xmlSchemaAttributeGroup">_xmlSchemaAttributeGroup</a><br />
 </dd><dt>redefinition</dt><dd><a href="html/libxml-parserInternals.html#xmlErrMemory">xmlErrMemory</a><br />
 </dd><dt>redefinitions</dt><dd><a href="html/libxml-schemasInternals.html#_xmlSchemaType">_xmlSchemaType</a><br />
 </dd><dt>redir</dt><dd><a href="html/libxml-nanohttp.html#xmlNanoHTTPMethodRedir">xmlNanoHTTPMethodRedir</a><br />
@@ -451,9 +452,7 @@
 <a href="html/libxml-xmlschemastypes.html#xmlSchemaCollapseString">xmlSchemaCollapseString</a><br />
 <a href="html/libxml-xmlschemastypes.html#xmlSchemaWhiteSpaceReplace">xmlSchemaWhiteSpaceReplace</a><br />
 <a href="html/libxml-xpathInternals.html#xmlXPathStringFunction">xmlXPathStringFunction</a><br />
-</dd><dt>requires</dt><dd><a href="html/libxml-schemasInternals.html#XML_SCHEMAS_QUALIF_ATTR">XML_SCHEMAS_QUALIF_ATTR</a><br />
-<a href="html/libxml-schemasInternals.html#XML_SCHEMAS_QUALIF_ELEM">XML_SCHEMAS_QUALIF_ELEM</a><br />
-<a href="html/libxml-HTMLparser.html#_htmlElemDesc">_htmlElemDesc</a><br />
+</dd><dt>requires</dt><dd><a href="html/libxml-HTMLparser.html#_htmlElemDesc">_htmlElemDesc</a><br />
 <a href="html/libxml-c14n.html#xmlC14NDocSaveTo">xmlC14NDocSaveTo</a><br />
 <a href="html/libxml-c14n.html#xmlC14NExecute">xmlC14NExecute</a><br />
 <a href="html/libxml-tree.html#xmlGetLineNo">xmlGetLineNo</a><br />