- doc/encoding.html doc/xml.html: added I18N doc

- encoding.[ch] HTMLtree.[ch] parser.c HTMLparser.c: I18N encoding
  improvements, both parser and filters, added ASCII & HTML,
  fixed the ISO-Latin-1 one
- xmllint.c testHTML.c: added/made visible --encode
- debugXML.c : cleanup
- most .c files: applied patches due to warning on Windows and
  when using Sun Pro cc compiler
- xpath.c : cleanup memleaks
- nanoftp.c : added a TESTING preprocessor flag for standalong
  compile so that people can report bugs more easilly
- nanohttp.c : ditched socklen_t which was a portability mess
  and replaced it with unsigned int.
- tree.[ch]: added xmlHasProp()
- TODO: updated
- test/ : added more test for entities, NS, encoding, HTML, wap
- configure.in: preparing for 2.2.0 release
Daniel

include/libxml/parserInternals.h

@@ -572,6 +572,16 @@ int			inputPush		(xmlParserCtxtPtr ctxt,
 						 xmlParserInputPtr value);
 xmlParserInputPtr	inputPop		(xmlParserCtxtPtr ctxt);
 
+/*
+ * Really core function shared with HTML parser
+ */
+int			xmlCurrentChar		(xmlParserCtxtPtr ctxt,
+						 int *len);
+int			xmlCopyChar		(int len,
+						 xmlChar *out,
+						 int val);
+void			xmlNextChar		(xmlParserCtxtPtr ctxt);
+void			xmlParserInputShrink	(xmlParserInputPtr in);
 #ifdef __cplusplus
 }
 #endif