code: public void runPreCrawlingPlugins(CrawljaxConfiguration config) {
  		LOGGER.debug("Running PreCrawlingPlugins...");
  		counters.get(PreStateCrawlingPlugin.class).inc();
  		for (Plugin plugin : plugins.get(PreCrawlingPlugin.class)) {
  			if (plugin instanceof PreCrawlingPlugin) {
  				LOGGER.debug("Calling plugin {}", plugin);
  				try {
  					((PreCrawlingPlugin) plugin).preCrawling(config);
  				} catch (RuntimeException e) {
  					reportFailingPlugin(plugin, e);
  				}
  			}
  		}
  	}
docs: Run the {@link PreCrawlingPlugin}s. No {@link CrawlerContext} is available at this stage.
  
  @param config The given {@link CrawljaxConfiguration}.