Tweak: correctly pre-size allocated Ruby arrays.
Tweak: correctly pre-size allocated Ruby arrays.

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