Tried to make H5P work again..

js/questionset.js

@@ -118,8 +118,7 @@ H5P.QuestionSet = function (options, contentId) {
   for (var i=0; i<params.questions.length; i++) {
     var question = params.questions[i];
     // TODO: Render on init, inject in template.
-    var libraryObject = H5P.libraryFromString(question.library);
-    var tmp = new (H5P.classFromName(libraryObject.machineName))(question.params, contentId);
+    var tmp = new (H5P.classFromName(question.library))(question.params, contentId);
     questionInstances.push(tmp);
   }
 

library.json

@@ -16,6 +16,10 @@
     {"path": "css/questionset.css"}
   ],
   "preloadedDependencies": [
-    {"machineName": "EmbeddedJS", "majorVersion": 1, "minorVersion": 0}
+    {
+      "name": "embedded-js", 
+      "majorVersion": 1, 
+      "minorVersion": 0
+    }
   ]
 }