Release of libxml2-2.9.0

* libxml.spec.in: update
* doc/*: updated and regenerated
* libxml2.syms testapi.c: regenerated
diff --git a/doc/APIfiles.html b/doc/APIfiles.html
index 4bba2c4..498f6e4 100644
--- a/doc/APIfiles.html
+++ b/doc/APIfiles.html
@@ -612,6 +612,7 @@
 <a href="html/libxml-parser.html#XML_PARSER_START">XML_PARSER_START</a><br />
 <a href="html/libxml-parser.html#XML_PARSER_START_TAG">XML_PARSER_START_TAG</a><br />
 <a href="html/libxml-parser.html#XML_PARSER_SYSTEM_LITERAL">XML_PARSER_SYSTEM_LITERAL</a><br />
+<a href="html/libxml-parser.html#XML_PARSE_BIG_LINES">XML_PARSE_BIG_LINES</a><br />
 <a href="html/libxml-parser.html#XML_PARSE_COMPACT">XML_PARSE_COMPACT</a><br />
 <a href="html/libxml-parser.html#XML_PARSE_DOM">XML_PARSE_DOM</a><br />
 <a href="html/libxml-parser.html#XML_PARSE_DTDATTR">XML_PARSE_DTDATTR</a><br />
@@ -1390,6 +1391,7 @@
 <a href="html/libxml-tree.html#xmlBufGetNodeContent">xmlBufGetNodeContent</a><br />
 <a href="html/libxml-tree.html#xmlBufNodeDump">xmlBufNodeDump</a><br />
 <a href="html/libxml-tree.html#xmlBufPtr">xmlBufPtr</a><br />
+<a href="html/libxml-tree.html#xmlBufShrink">xmlBufShrink</a><br />
 <a href="html/libxml-tree.html#xmlBufUse">xmlBufUse</a><br />
 <a href="html/libxml-tree.html#xmlBuffer">xmlBuffer</a><br />
 <a href="html/libxml-tree.html#xmlBufferAdd">xmlBufferAdd</a><br />
@@ -2841,6 +2843,27 @@
 <a href="html/libxml-xmlregexp.html#xmlRegexpIsDeterminist">xmlRegexpIsDeterminist</a><br />
 <a href="html/libxml-xmlregexp.html#xmlRegexpPrint">xmlRegexpPrint</a><br />
 <a href="html/libxml-xmlregexp.html#xmlRegexpPtr">xmlRegexpPtr</a><br />
+</p><h2><a name="xmlsave" id="xmlsave">Module xmlsave</a>:</h2><p><a href="html/libxml-xmlsave.html#XML_SAVE_AS_HTML">XML_SAVE_AS_HTML</a><br />
+<a href="html/libxml-xmlsave.html#XML_SAVE_AS_XML">XML_SAVE_AS_XML</a><br />
+<a href="html/libxml-xmlsave.html#XML_SAVE_FORMAT">XML_SAVE_FORMAT</a><br />
+<a href="html/libxml-xmlsave.html#XML_SAVE_NO_DECL">XML_SAVE_NO_DECL</a><br />
+<a href="html/libxml-xmlsave.html#XML_SAVE_NO_EMPTY">XML_SAVE_NO_EMPTY</a><br />
+<a href="html/libxml-xmlsave.html#XML_SAVE_NO_XHTML">XML_SAVE_NO_XHTML</a><br />
+<a href="html/libxml-xmlsave.html#XML_SAVE_WSNONSIG">XML_SAVE_WSNONSIG</a><br />
+<a href="html/libxml-xmlsave.html#XML_SAVE_XHTML">XML_SAVE_XHTML</a><br />
+<a href="html/libxml-xmlsave.html#xmlSaveClose">xmlSaveClose</a><br />
+<a href="html/libxml-xmlsave.html#xmlSaveCtxt">xmlSaveCtxt</a><br />
+<a href="html/libxml-xmlsave.html#xmlSaveCtxtPtr">xmlSaveCtxtPtr</a><br />
+<a href="html/libxml-xmlsave.html#xmlSaveDoc">xmlSaveDoc</a><br />
+<a href="html/libxml-xmlsave.html#xmlSaveFlush">xmlSaveFlush</a><br />
+<a href="html/libxml-xmlsave.html#xmlSaveOption">xmlSaveOption</a><br />
+<a href="html/libxml-xmlsave.html#xmlSaveSetAttrEscape">xmlSaveSetAttrEscape</a><br />
+<a href="html/libxml-xmlsave.html#xmlSaveSetEscape">xmlSaveSetEscape</a><br />
+<a href="html/libxml-xmlsave.html#xmlSaveToBuffer">xmlSaveToBuffer</a><br />
+<a href="html/libxml-xmlsave.html#xmlSaveToFd">xmlSaveToFd</a><br />
+<a href="html/libxml-xmlsave.html#xmlSaveToFilename">xmlSaveToFilename</a><br />
+<a href="html/libxml-xmlsave.html#xmlSaveToIO">xmlSaveToIO</a><br />
+<a href="html/libxml-xmlsave.html#xmlSaveTree">xmlSaveTree</a><br />
 </p><h2><a name="xmlschemas" id="xmlschemas">Module xmlschemas</a>:</h2><p><a href="html/libxml-xmlschemas.html#XML_SCHEMAS_ERR_">XML_SCHEMAS_ERR_</a><br />
 <a href="html/libxml-xmlschemas.html#XML_SCHEMAS_ERR_ATTRINVALID">XML_SCHEMAS_ERR_ATTRINVALID</a><br />
 <a href="html/libxml-xmlschemas.html#XML_SCHEMAS_ERR_ATTRUNKNOWN">XML_SCHEMAS_ERR_ATTRUNKNOWN</a><br />
@@ -2902,8 +2925,11 @@
 <a href="html/libxml-xmlschemas.html#xmlSchemaValidateDoc">xmlSchemaValidateDoc</a><br />
 <a href="html/libxml-xmlschemas.html#xmlSchemaValidateFile">xmlSchemaValidateFile</a><br />
 <a href="html/libxml-xmlschemas.html#xmlSchemaValidateOneElement">xmlSchemaValidateOneElement</a><br />
+<a href="html/libxml-xmlschemas.html#xmlSchemaValidateSetFilename">xmlSchemaValidateSetFilename</a><br />
+<a href="html/libxml-xmlschemas.html#xmlSchemaValidateSetLocator">xmlSchemaValidateSetLocator</a><br />
 <a href="html/libxml-xmlschemas.html#xmlSchemaValidateStream">xmlSchemaValidateStream</a><br />
 <a href="html/libxml-xmlschemas.html#xmlSchemaValidityErrorFunc">xmlSchemaValidityErrorFunc</a><br />
+<a href="html/libxml-xmlschemas.html#xmlSchemaValidityLocatorFunc">xmlSchemaValidityLocatorFunc</a><br />
 <a href="html/libxml-xmlschemas.html#xmlSchemaValidityWarningFunc">xmlSchemaValidityWarningFunc</a><br />
 </p><h2><a name="xmlschemastypes" id="xmlschemastypes">Module xmlschemastypes</a>:</h2><p><a href="html/libxml-xmlschemastypes.html#XML_SCHEMA_WHITESPACE_COLLAPSE">XML_SCHEMA_WHITESPACE_COLLAPSE</a><br />
 <a href="html/libxml-xmlschemastypes.html#XML_SCHEMA_WHITESPACE_PRESERVE">XML_SCHEMA_WHITESPACE_PRESERVE</a><br />
@@ -3211,6 +3237,7 @@
 <a href="html/libxml-xmlwriter.html#xmlTextWriterPtr">xmlTextWriterPtr</a><br />
 <a href="html/libxml-xmlwriter.html#xmlTextWriterSetIndent">xmlTextWriterSetIndent</a><br />
 <a href="html/libxml-xmlwriter.html#xmlTextWriterSetIndentString">xmlTextWriterSetIndentString</a><br />
+<a href="html/libxml-xmlwriter.html#xmlTextWriterSetQuoteChar">xmlTextWriterSetQuoteChar</a><br />
 <a href="html/libxml-xmlwriter.html#xmlTextWriterStartAttribute">xmlTextWriterStartAttribute</a><br />
 <a href="html/libxml-xmlwriter.html#xmlTextWriterStartAttributeNS">xmlTextWriterStartAttributeNS</a><br />
 <a href="html/libxml-xmlwriter.html#xmlTextWriterStartCDATA">xmlTextWriterStartCDATA</a><br />
@@ -3277,6 +3304,7 @@
 <a href="html/libxml-xpath.html#XPATH_ENCODING_ERROR">XPATH_ENCODING_ERROR</a><br />
 <a href="html/libxml-xpath.html#XPATH_EXPRESSION_OK">XPATH_EXPRESSION_OK</a><br />
 <a href="html/libxml-xpath.html#XPATH_EXPR_ERROR">XPATH_EXPR_ERROR</a><br />
+<a href="html/libxml-xpath.html#XPATH_FORBID_VARIABLE_ERROR">XPATH_FORBID_VARIABLE_ERROR</a><br />
 <a href="html/libxml-xpath.html#XPATH_INVALID_ARITY">XPATH_INVALID_ARITY</a><br />
 <a href="html/libxml-xpath.html#XPATH_INVALID_CHAR_ERROR">XPATH_INVALID_CHAR_ERROR</a><br />
 <a href="html/libxml-xpath.html#XPATH_INVALID_CTXT">XPATH_INVALID_CTXT</a><br />