Release of libxml2-2.9.0

* libxml.spec.in: update
* doc/*: updated and regenerated
* libxml2.syms testapi.c: regenerated
diff --git a/doc/APIchunk13.html b/doc/APIchunk13.html
index db8cece..c5d3e6a 100644
--- a/doc/APIchunk13.html
+++ b/doc/APIchunk13.html
@@ -313,6 +313,8 @@
 <a href="html/libxml-parser.html#xmlReadFd">xmlReadFd</a><br />
 <a href="html/libxml-xmlreader.html#xmlReaderForFd">xmlReaderForFd</a><br />
 <a href="html/libxml-xmlreader.html#xmlReaderNewFd">xmlReaderNewFd</a><br />
+<a href="html/libxml-xmlsave.html#xmlSaveToFd">xmlSaveToFd</a><br />
+<a href="html/libxml-xmlsave.html#xmlSaveToIO">xmlSaveToIO</a><br />
 </dd><dt>designed</dt><dd><a href="html/libxml-encoding.html#xmlCharEncodingOutputFunc">xmlCharEncodingOutputFunc</a><br />
 </dd><dt>desired</dt><dd><a href="html/libxml-tree.html#xmlBufferResize">xmlBufferResize</a><br />
 <a href="html/libxml-xmlIO.html#xmlIOHTTPOpenW">xmlIOHTTPOpenW</a><br />
@@ -426,7 +428,8 @@
 <a href="html/libxml-xmlstring.html#xmlStrQEqual">xmlStrQEqual</a><br />
 </dd><dt>differentiate</dt><dd><a href="html/libxml-xpath.html#xmlXPathOrderDocElems">xmlXPathOrderDocElems</a><br />
 </dd><dt>differently</dt><dd><a href="html/libxml-xmlreader.html#xmlTextReaderGetRemainder">xmlTextReaderGetRemainder</a><br />
-</dd><dt>differs</dt><dd><a href="html/libxml-entities.html#xmlNewEntity">xmlNewEntity</a><br />
+</dd><dt>differs</dt><dd><a href="html/libxml-tree.html#xmlBufShrink">xmlBufShrink</a><br />
+<a href="html/libxml-entities.html#xmlNewEntity">xmlNewEntity</a><br />
 </dd><dt>digit</dt><dd><a href="html/libxml-xpathInternals.html#xmlXPathStringFunction">xmlXPathStringFunction</a><br />
 </dd><dt>digits</dt><dd><a href="html/libxml-xpathInternals.html#xmlXPathStringFunction">xmlXPathStringFunction</a><br />
 </dd><dt>dir</dt><dd><a href="html/libxml-debugXML.html#xmlShellDir">xmlShellDir</a><br />
@@ -473,6 +476,7 @@
 <a href="html/libxml-xmlIO.html#xmlParserGetDirectory">xmlParserGetDirectory</a><br />
 <a href="html/libxml-debugXML.html#xmlShellList">xmlShellList</a><br />
 </dd><dt>disable</dt><dd><a href="html/libxml-catalog.html#xmlCatalogSetDebug">xmlCatalogSetDebug</a><br />
+<a href="html/libxml-xmlschemas.html#xmlSchemaValidateSetLocator">xmlSchemaValidateSetLocator</a><br />
 </dd><dt>disabled</dt><dd><a href="html/libxml-hash.html#XML_CAST_FPTR">XML_CAST_FPTR</a><br />
 <a href="html/libxml-parser.html#_xmlParserCtxt">_xmlParserCtxt</a><br />
 <a href="html/libxml-uri.html#xmlParseURIRaw">xmlParseURIRaw</a><br />
@@ -527,36 +531,6 @@
 <a href="html/libxml-parser.html#xmlSAXParseMemory">xmlSAXParseMemory</a><br />
 <a href="html/libxml-parser.html#xmlSAXParseMemoryWithData">xmlSAXParseMemoryWithData</a><br />
 <a href="html/libxml-xpath.html#xmlXPathOrderDocElems">xmlXPathOrderDocElems</a><br />
-</dd><dt>does</dt><dd><a href="html/libxml-entities.html#_xmlEntity">_xmlEntity</a><br />
-<a href="html/libxml-xmlstring.html#xmlCheckUTF8">xmlCheckUTF8</a><br />
-<a href="html/libxml-parser.html#xmlCleanupParser">xmlCleanupParser</a><br />
-<a href="html/libxml-xmlerror.html#xmlCtxtResetLastError">xmlCtxtResetLastError</a><br />
-<a href="html/libxml-tree.html#xmlGetNoNsProp">xmlGetNoNsProp</a><br />
-<a href="html/libxml-tree.html#xmlGetNsProp">xmlGetNsProp</a><br />
-<a href="html/libxml-tree.html#xmlGetProp">xmlGetProp</a><br />
-<a href="html/libxml-parser.html#xmlHasFeature">xmlHasFeature</a><br />
-<a href="html/libxml-tree.html#xmlHasNsProp">xmlHasNsProp</a><br />
-<a href="html/libxml-xmlmodule.html#xmlModuleFree">xmlModuleFree</a><br />
-<a href="html/libxml-tree.html#xmlNodeGetBase">xmlNodeGetBase</a><br />
-<a href="html/libxml-parserInternals.html#xmlParseMarkupDecl">xmlParseMarkupDecl</a><br />
-<a href="html/libxml-xmlerror.html#xmlResetLastError">xmlResetLastError</a><br />
-<a href="html/libxml-xmlschemastypes.html#xmlSchemaGetCanonValue">xmlSchemaGetCanonValue</a><br />
-<a href="html/libxml-xmlschemastypes.html#xmlSchemaValPredefTypeNodeNoNorm">xmlSchemaValPredefTypeNodeNoNorm</a><br />
-<a href="html/libxml-uri.html#xmlURIEscape">xmlURIEscape</a><br />
-<a href="html/libxml-uri.html#xmlURIUnescapeString">xmlURIUnescapeString</a><br />
-<a href="html/libxml-valid.html#xmlValidateAttributeDecl">xmlValidateAttributeDecl</a><br />
-<a href="html/libxml-valid.html#xmlValidateDocument">xmlValidateDocument</a><br />
-<a href="html/libxml-valid.html#xmlValidateDocumentFinal">xmlValidateDocumentFinal</a><br />
-<a href="html/libxml-valid.html#xmlValidateDtd">xmlValidateDtd</a><br />
-<a href="html/libxml-valid.html#xmlValidateDtdFinal">xmlValidateDtdFinal</a><br />
-<a href="html/libxml-valid.html#xmlValidateElementDecl">xmlValidateElementDecl</a><br />
-<a href="html/libxml-valid.html#xmlValidateNotationDecl">xmlValidateNotationDecl</a><br />
-<a href="html/libxml-valid.html#xmlValidateOneAttribute">xmlValidateOneAttribute</a><br />
-<a href="html/libxml-valid.html#xmlValidateOneElement">xmlValidateOneElement</a><br />
-<a href="html/libxml-valid.html#xmlValidateOneNamespace">xmlValidateOneNamespace</a><br />
-<a href="html/libxml-valid.html#xmlValidateRoot">xmlValidateRoot</a><br />
-<a href="html/libxml-xpathInternals.html#xmlXPathSubstringAfterFunction">xmlXPathSubstringAfterFunction</a><br />
-<a href="html/libxml-xpathInternals.html#xmlXPathSubstringBeforeFunction">xmlXPathSubstringBeforeFunction</a><br />
 </dd><dt>doesn</dt><dd><a href="html/libxml-HTMLparser.html#_htmlElemDesc">_htmlElemDesc</a><br />
 <a href="html/libxml-HTMLparser.html#htmlElementAllowedHere">htmlElementAllowedHere</a><br />
 <a href="html/libxml-tree.html#xmlBufferDetach">xmlBufferDetach</a><br />
@@ -636,7 +610,11 @@
 </dd><dt>dtds</dt><dd><a href="html/libxml-SAX.html#getSystemId">getSystemId</a><br />
 <a href="html/libxml-SAX2.html#xmlSAX2GetSystemId">xmlSAX2GetSystemId</a><br />
 <a href="html/libxml-valid.html#xmlValidateDtdFinal">xmlValidateDtdFinal</a><br />
-</dd><dt>dump</dt><dd><a href="html/libxml-tree.html#xmlBufferAdd">xmlBufferAdd</a><br />
+</dd><dt>due</dt><dd><a href="html/libxml-tree.html#xmlBufShrink">xmlBufShrink</a><br />
+<a href="html/libxml-xmlmodule.html#xmlModuleOpen">xmlModuleOpen</a><br />
+<a href="html/libxml-xmlmodule.html#xmlModuleSymbol">xmlModuleSymbol</a><br />
+</dd><dt>dump</dt><dd><a href="html/libxml-tree.html#xmlBufShrink">xmlBufShrink</a><br />
+<a href="html/libxml-tree.html#xmlBufferAdd">xmlBufferAdd</a><br />
 <a href="html/libxml-tree.html#xmlBufferCCat">xmlBufferCCat</a><br />
 <a href="html/libxml-tree.html#xmlBufferDump">xmlBufferDump</a><br />
 <a href="html/libxml-tree.html#xmlBufferShrink">xmlBufferShrink</a><br />