public static void deleteNodeRecursively(ZKWatcher zkw, String node) throws KeeperException {
    deleteNodeRecursivelyMultiOrSequential(zkw, true, node);
  }
Delete the specified node and all of it's children.
<p>
If the node does not exist, just returns.
<p>
Sets no watches. Throws all exceptions besides dealing with deletion of children.
hbase-zookeeper/src/main/java/org/apache/hadoop/hbase/zookeeper/ZKUtil.java