change permission constants same with Zookeeper native
change permission constants same with Zookeeper native

zk-ruby/zookeeper,rickypai/zookeeper,rickypai/zookeeper,zk-ruby/zookeeper,songling88/zookeeper,zk-ruby/zookeeper,songling88/zookeeper,songling88/zookeeper,rickypai/zookeeper,songling88/zookeeper,rickypai/zookeeper