message: List all kafka topics
diff: @@ -40,8 +40,10 @@ We will move these to Kubernetes jobs. But for now they need to be applied manua
  ```
  ssh -i ~/.ssh/azure_kubernetes_rsa <admin>@<worker>.westus2.cloudapp.azure.com
  -./kafka-topics --zookeeper praguekafka-broker-1:2181 --partitions 8 --replication-factor 3 --create --topic deltas
  -./kafka-topics --zookeeper praguekafka-broker-1:2181 --partitions 8 --replication-factor 3 --create --topic rawdeltas
  +./kafka-topics --zookeeper praguekafkawestus2-broker-1:2181 --partitions 8 --replication-factor 3 --create --topic rawdeltas
  +./kafka-topics --zookeeper praguekafkawestus2-broker-1:2181 --partitions 8 --replication-factor 3 --create --topic deltas
  +./kafka-topics --zookeeper praguekafkawestus2-broker-1:2181 --partitions 8 --replication-factor 3 --create --topic rawdeltas-ppe
  +./kafka-topics --zookeeper praguekafkawestus2-broker-1:2181 --partitions 8 --replication-factor 3 --create --topic deltas-ppe
  curl -H "Content-Type: application/json" -X POST -d '{"name": "prague"}' --verbose prague-historian.westus2.cloudapp.azure.com/repos
  ```
  