Needs to handle AuthFailed, SaslAuthenticated events

**FEATURE REQUEST**

1. Please describe the feature you are requesting.

Address TODO item in *ZooKeeperWatcherBase*:

// TODO: Needs to handle AuthFailed, SaslAuthenticated events
switch (event.getState()) {
case SyncConnected:
LOG.info("ZooKeeper client is connected now.");
clientConnectLatch.countDown();
break;
case Disconnected:
LOG.info("ZooKeeper client is disconnected from zookeeper now, but it is OK unless we received EXPIRED event.");
break;
case Expired:
clientConnectLatch = new CountDownLatch(1);
LOG.error("ZooKeeper client connection to the ZooKeeper server has expired!");
break;
default:
// do nothing
break;
}

2. Indicate the importance of this issue to you (blocker, must-have, should-have, nice-to-have). Are you currently using any workarounds to address this issue?

*nice-to-have*

3. Provide any additional detail on your proposed use case for this feature.

N/A