(libwww.tex): Added entry for formatter module.
diff --git a/Doc/lib/libwww.tex b/Doc/lib/libwww.tex
index 009c79b..3317fb3 100644
--- a/Doc/lib/libwww.tex
+++ b/Doc/lib/libwww.tex
@@ -37,11 +37,14 @@
location, path, parameters, query string, fragment identifier).
\item[htmllib]
---- A (slow) parser for HTML files.
+--- A (slow) parser for HTML documents.
\item[sgmllib]
--- Only as much of an SGML parser as needed to parse HTML.
+\item[formatter]
+--- Generic output formatter and device interface.
+
\item[rfc822]
--- Parse RFC-822 style mail headers.