config option to enable/disable mathjax

revealjs/_templates/index.html.j2

@@ -51,8 +51,10 @@
           { src: '../_assets/reveal.js/plugin/zoom-js/zoom.js', async: true },
           // Speaker notes
           { src: '../_assets/reveal.js/plugin/notes/notes.js', async: true },
+          {% if mathjax -%}
           // LaTeX rendering
           { src: '../_assets/reveal.js/plugin/math/math.js', async: true }
+          {%- endif %}
         ]
       });
     </script>

revealjs/build.py

@@ -31,6 +31,7 @@ files.extend(sorted(filter(lambda x: os.path.isfile(os.path.join(directory, x))
 
 config = {
     'theme': '../_assets/reveal.js/css/theme/black.css',
+    'mathjax': False,
     'controls': True,
     'progress': True,
     'history': True,