doc: Translate ASCII-art of symboles to proper representations

In particular, make -- produce an en-dash.  See [Text::Typography].

[Text::Typography]: https://metacpan.org/pod/Text::Typography

diff --git a/doc/ikiwiki.setup b/doc/ikiwiki.setup
index bb3407c..ffdf475 100644 (file)
--- a/doc/ikiwiki.setup
+++ b/doc/ikiwiki.setup
@@ -33,6 +33,7 @@ add_plugins:
 - map
 - pagetemplate
 - sidebar
+- typography
 
 # plugins to disable
 disable_plugins: