fix bug

src/plugins/plugin_controller.js

@@ -36,7 +36,7 @@ export const createPluginController = (
   // precompute a list of hooks per hookName for one major reason:
   // - When debugging, there is less iteration
   // also it should increase perf as there is less work to do
-  const hookGroups = {};
+  let hookGroups = {};
   const addPlugin = (plugin, options) => {
     if (Array.isArray(plugin)) {
       for (const value of plugin) {
@@ -157,6 +157,7 @@ export const createPluginController = (
     activePlugins.sort((a, b) => {
       return pluginCandidates.indexOf(a) - pluginCandidates.indexOf(b);
     });
+    hookGroups = {};
     for (const activePlugin of activePlugins) {
       for (const key of Object.keys(activePlugin)) {
         if (key === "meta") {

src/plugins/protocol_file/jsenv_plugin_directory_listing.js

@@ -3,10 +3,6 @@
  * je devrait pouvoir modifier le contenu du html
  * mais je suppose qu'il faut que je le fasse avant que supervisor mette son nez dedans
  * donc dans fetchUrlContent? c'est pour ça? a confirmer
- *
- * ideally when 404 on file we would do this:
- * display in the nav what was not found (like a red cross next to it)
- * including the file itself if any, to show the 404 on the file
  */
 
 import {