New section header style.

Fix up a few synopses.
diff --git a/Doc/lib/libcgi.tex b/Doc/lib/libcgi.tex
index de8d86d..b24d490 100644
--- a/Doc/lib/libcgi.tex
+++ b/Doc/lib/libcgi.tex
@@ -1,8 +1,9 @@
-\section{Standard Module \module{cgi}}
+\section{\module{cgi} ---
+         Common Gateway Interface support.}
 \declaremodule{standard}{cgi}
 
-\modulesynopsis{Common Gateway Interface, used to interpret forms in server-side
-scripts.}
+\modulesynopsis{Common Gateway Interface support, used to interpret
+forms in server-side scripts.}
 
 \indexii{WWW}{server}
 \indexii{CGI}{protocol}