clean up zookeeper_c.c to use zkrb_call_zoo_{a,}create wrappers
clean up zookeeper_c.c to use zkrb_call_zoo_{a,}create wrappers

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