Switch to in-person mode

docs/index.html

@@ -6743,7 +6743,7 @@ class: title
       var slideshow = remark.create({
         ratio: '16:9',
         highlightSpans: true,
-        excludedClasses: ["in-person"]
+        excludedClasses: ["self-paced"]
       });
     </script>
   </body>