This change adds the ability to deploy and manage ZooKeeper
service in vanilla. But User should be aware that you have
to deploy ZooKeeper cluster with the newest image.
Follow changes have been made to support ZooKeeper in Vanilla:
1. Open ports(2181, 2888, 3888) in SG(security group) by default;
2. Expose arguments(syncLimit, tickTime and initLimit) to manage
ZooKeeper service;
3. Validate the node count of ZooKeeper machines to keep run an
odd number of ZooKeeper services in cluster.
Change-Id: I846eba10eff668bb8583083b6eb884d04651418e
Partial-Implements: bp hbase-on-vanila
b24bdcdfb9