MinCyclePeriod is a functional option that determines the highest frequency of master change notifications.

Internal constructor function.

Connector Interface to facade zk.Conn type since github.com/samuel/go-zookeeper/zk does not provide an interface for the zk.Conn object, this allows for mocking and easier testing.

Factory is an adapter to trap the creation of zk.Conn instancessince the official zk API does not expose an interface for zk.Conn.