@Override
    public void start(Path configFilePath) {
        zooKeeperServer.start(configFilePath);
    }
Server used for starting config server, needed to be able to have different behavior for hosted and
self-hosted Vespa (controlled by zookeeperServerConfig.dynamicReconfiguration).

@author Harald Musum
zookeeper-server/zookeeper-server/src/main/java/com/yahoo/vespa/zookeeper/ConfigServerZooKeeperServer.java