Fix account-deletion dialog

• Solves scrolling problems
• Show sessions as bullet list
• Sort list by session name

Closes #400 (closed), #399 (closed), #398 (closed)

src/app/components/creator/room-creator-page/room-creator-page.component.ts

@@ -135,7 +135,6 @@ export class RoomCreatorPageComponent extends RoomPageComponent implements OnIni
           return;
         } else {
           if (result instanceof CommentSettingsDialog) {
-            console.log(result);
             this.updateCommentSettings(result);
             this.saveChanges();
           }