use all zk servers, not just the first
use all zk servers, not just the first

bobtfish/synapse,tdooner/synapse,lsjostro/synapse,yonglehou/synapse-1,hankya/synapse,freiheit-com/synapse,bcicen/synapse,StephanErb/synapse,claydotio/synapse,EasonYi/synapse,gini/synapse,Yelp/synapse,airbnb/synapse,jolynch/synapse,democracyworks/synapse,johnmccabe/synapse,bobtfish/synapse,asiragusa/synapse,dallasmarlow/synapse