Docker Cassandra configuration update
Docker Cassandra configuration update

- Removed CASSANDRA_LISTEN_ADDRESS property from Cassandra env file as this
  was causing issues when Reaper was trying to obtain the status of the node

thelastpickle/cassandra-reaper,thelastpickle/cassandra-reaper,thelastpickle/cassandra-reaper,thelastpickle/cassandra-reaper,thelastpickle/cassandra-reaper