add support for session_id and passwd option on jruby
add support for session_id and passwd option on jruby

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