characters are cleaned up, to improve the readability of the option headings.
#! /usr/bin/perl
-# $Cambridge: exim/doc/doc-docbook/Tidytxt,v 1.4 2008/02/04 17:03:34 fanf2 Exp $
+# $Cambridge: exim/doc/doc-docbook/Tidytxt,v 1.5 2008/02/04 17:07:26 fanf2 Exp $
# Script to tidy up the output of w3m when it makes a text file. First we
# convert sequences of blank lines into a single blank line, to get everything