Enable fenced_code markdown extension for pages

pages/pelicanconf.py

@@ -40,5 +40,11 @@ DEFAULT_PAGINATION = False
 #RELATIVE_URLS = True
 
 MARKDOWN = {
+    'extension_configs': {
+        'markdown.extensions.codehilite': {'css_class': 'highlight'},
+        'markdown.extensions.extra': {},
+        'markdown.extensions.meta': {},
+        'markdown.extensions.fenced_code': {},
+    },
     'tab_length': 2,
 }