paalied patch from Julio M. Merino Vidal fixing bug #134751 to fix

* configure.in doc/Makefile.am include/libxml/Makefile.am:
  paalied patch from Julio M. Merino Vidal fixing bug #134751
  to fix --with-html-dir option.
* doc/*: rebuilt fully the docs
* doc/html/libxml-xmlsave.html: new file from new header.
Daniel
diff --git a/doc/APIsymbols.html b/doc/APIsymbols.html
index 6c54224..973b478 100644
--- a/doc/APIsymbols.html
+++ b/doc/APIsymbols.html
@@ -2106,13 +2106,23 @@
 <a href="html/libxml-parser.html#xmlSAXUserParseFile">xmlSAXUserParseFile</a><br />
 <a href="html/libxml-parser.html#xmlSAXUserParseMemory">xmlSAXUserParseMemory</a><br />
 <a href="html/libxml-SAX2.html#xmlSAXVersion">xmlSAXVersion</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-tree.html#xmlSaveFile">xmlSaveFile</a><br />
 <a href="html/libxml-tree.html#xmlSaveFileEnc">xmlSaveFileEnc</a><br />
 <a href="html/libxml-tree.html#xmlSaveFileTo">xmlSaveFileTo</a><br />
+<a href="html/libxml-xmlsave.html#xmlSaveFlush">xmlSaveFlush</a><br />
 <a href="html/libxml-tree.html#xmlSaveFormatFile">xmlSaveFormatFile</a><br />
 <a href="html/libxml-tree.html#xmlSaveFormatFileEnc">xmlSaveFormatFileEnc</a><br />
 <a href="html/libxml-tree.html#xmlSaveFormatFileTo">xmlSaveFormatFileTo</a><br />
 <a href="html/libxml-globals.html#xmlSaveNoEmptyTags">xmlSaveNoEmptyTags</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 />
 <a href="html/libxml-uri.html#xmlSaveUri">xmlSaveUri</a><br />
 <a href="html/libxml-parserInternals.html#xmlScanName">xmlScanName</a><br />
 <a href="html/libxml-xmlschemas.html#xmlSchema">xmlSchema</a><br />