Add nodeSelector feature for Strimzi Kafka and Zookeeper
Closes #372 (closed)
Add respective affinitiy
to the strimzi cluster config to configure the nodes for the Kafka and ZooKeeper pods to run on.
Link to according strimzi blog post: https://strimzi.io/blog/2018/07/30/running-kafka-on-dedicated-nodes/
Edited by Sören Henning