New section header style.

Fix up a few synopses.
diff --git a/Doc/lib/libftplib.tex b/Doc/lib/libftplib.tex
index 166fd6e..5840e83 100644
--- a/Doc/lib/libftplib.tex
+++ b/Doc/lib/libftplib.tex
@@ -1,4 +1,5 @@
-\section{Standard Module \module{ftplib}}
+\section{\module{ftplib} ---
+         FTP protocol client.}
 \declaremodule{standard}{ftplib}
 
 \modulesynopsis{FTP protocol client (requires sockets).}