small fixes

src/public/app/widgets/note_list.js

@@ -67,6 +67,13 @@ export default class NoteListWidget extends TabAwareWidget {
         await noteListRenderer.renderList();
     }
 
+    async refresh() {
+        this.$content.empty();
+        this.shownNoteId = null;
+
+        await super.refresh();
+    }
+
     /**
      * We have this event so that we evaluate intersection only after note detail is loaded.
      * If it's evaluated before note detail then it's clearly intersected (visible) although after note detail load