Cleaning up zookeeper collector
Cleaning up zookeeper collector

Adds better help docs, logs at exception rather than info

Yelp/fullerite,baris/fullerite,Yelp/fullerite,mikepea/fullerite,baris/fullerite,baris/fullerite,mikepea/fullerite,mikepea/fullerite,mikepea/fullerite,baris/fullerite,Yelp/fullerite,Yelp/fullerite