Fix missing default

js/questionset.js

@@ -119,6 +119,7 @@ H5P.QuestionSet = function (options, contentId, contentData) {
       showAnimations: false,
       skipButtonText: 'Skip video'
     },
+    override: {},
     disableBackwardsNavigation: false
   };
 

library.json

@@ -4,7 +4,7 @@
   "contentType": "question",
   "majorVersion": 1,
   "minorVersion": 12,
-  "patchVersion": 1,
+  "patchVersion": 2,
   "embedTypes": [
     "iframe"
   ],
@@ -61,4 +61,4 @@
       "minorVersion": 2
     }
   ]
-}
+}