Configure NSQ consumers and producers based on Krakow from environment

Environment variables

NSQLOOKUPD_URLS (default to http://localhost:4161)
NSQD_TLS (default to false)
NSQD_HOSTS (default to localhost:4150)
NSQD_TLS_CERT
NSQD_TLS_KEY
NSQD_TLS_CACERT