Build a new version hopefully near complete and fully documented of the

* doc/libxml2-api.xml doc/parsedecl.py: Build a new version
  hopefully near complete and fully documented of the API in XML
* HTMLtree.c SAX.c debugXML.c error.c globals.c parser.c tree.c
 xmlIO.c xmlmemory.c include/libxml/catalog.h include/libxml/hash.h
 include/libxml/list.h include/libxml/parser.h include/libxml/tree.h
 include/libxml/parserInternals.h include/libxml/valid.hi
 include/libxml/xmlIO.h include/libxml/xmlerror.hi
 include/libxml/xmlmemory.h include/libxml/xmlversion.h.ini
 include/libxml/xpath.h include/libxml/xpathInternals.h:
  Cleaned up the doc comments a lot in the process, the interface
  coverage is now 100%
Daniel
diff --git a/xmlIO.c b/xmlIO.c
index 016742c..291b4d7 100644
--- a/xmlIO.c
+++ b/xmlIO.c
@@ -2006,7 +2006,7 @@
  * @iowrite:  an I/O write function
  * @ioclose:  an I/O close function
  * @ioctx:  an I/O handler
- * @enc:  the charset encoding if known
+ * @encoder:  the charset encoding if known
  *
  * Create a buffered output for the progressive saving
  * to an I/O handler