anchor.diff:    final List<String> availableObjects = new ObservableList<String>();
     Set<String> availableObjectSet = new Set<String>();
     Timer availableObjectsChecker;
  +  int updateAvailableObjectsIntervalMs;
   
     // Object handlers.
     static final Map<String, Function> OBJECT_HANDLERS = <String, Function>{
  
positive.code:     handleObjects(serverGetNewObjects);
    }
  
    void reloadKCSAPIModules() {
      HttpRequest.getString(serverReloadKCSAPIModules.toString());
    }
  
negative.code:     serverManipulate = serverRoot.resolve("manipulate");
      serverTakeScreenshot = serverRoot.resolve("take_screenshot");
  
      runLater(updateAvailableObjectsIntervalMs,
          updateAvailableObjectsPeriodically);
      addCollapseButtons();
      updateCollapsedSections();
      handleObjects(serverGetObjects);
  