Update Kafka client for TLS config bugfix (uber#2688)

* Update Kafka client for TLS config bugfix
* Set Kafka to be the default replication method until RPC replication stack is ready

release 0.9.4

Docker for 0.9.3

release 0.9.0

Release patch 0.8.6

release 0.8.5

use 0.8.4 in docker-compose files

release 0.8.3

release 0.8.2