core/src/main/java/com/digitalpebble/stormcrawler/util/ConfUtils.java
public static Map extractConfigElement(Map conf) {
        if (conf.size() == 1) {
            Object confNode = conf.get("config");
            if (confNode != null && confNode instanceof Map) {
                conf = (Map) confNode;
            }
        }
        return conf;
    }
public static Map extractConfigElement(Map conf) {
        if (conf.size() == 1) {
            Object confNode = conf.get("config");
            if (confNode != null && confNode instanceof Map) {
                conf = (Map) confNode;
            }
        }
        return conf;
    }
If the config consists of a single key 'config', its values are used
instead