Fix inaccuracy: all entities from XHTML 1.0 are supported (according to text…

Fix inaccuracy: all entities from XHTML 1.0 are supported (according to text further down in this file)

Doc/lib/libhtmllib.tex

@@ -64,8 +64,8 @@ The module defines a single class:
 
 \begin{classdesc}{HTMLParser}{formatter}
 This is the basic HTML parser class.  It supports all entity names
-required by the HTML 2.0 specification (\rfc{1866}).  It also defines
-handlers for all HTML 2.0 and many HTML 3.0 and 3.2 elements.
+required by the XHTML 1.0 Recommendation (\url{http://www.w3.org/TR/xhtml1}).  
+It also defines handlers for all HTML 2.0 and many HTML 3.0 and 3.2 elements.
 \end{classdesc}
 
 
@@ -79,8 +79,8 @@ handlers for all HTML 2.0 and many HTML 3.0 and 3.2 elements.
                          implement some of the SGML syntax not used in
                          ``HTML as deployed'' and which isn't legal
                          for XHTML.}
-  \seemodule{htmlentitydefs}{Definition of replacement text for HTML
-                             2.0 entities.}
+  \seemodule{htmlentitydefs}{Definition of replacement text for XHTML 1.0 
+                             entities.}
   \seemodule{sgmllib}{Base class for \class{HTMLParser}.}
 \end{seealso}