get() {
      return function StableNetwork(container, data, options, ...args) {
        options = options || {};
        options.layout = options.layout || {};
        options.layout.randomSeed = options.layout.randomSeed || 0;
        return new Network(container, data, options, ...args);
      };
    }
Adds layout seed to Network unless supplied explicitly. The intention here
is to make the layout stable that is to keep the layout the same on every
screenshot.