message: Update README.md
  Adding details of KafkaConnect environments in the readme to be easier to find for users
diff: @@ -162,5 +162,7 @@ For example, if you want to use an environment variable to set the `name` parame
  |`KAFKA_CLUSTERS_0_SCHEMANAMETEMPLATE` |How keys are saved to schemaRegistry
  |`KAFKA_CLUSTERS_0_JMXPORT` |Open jmxPosrts of a broker
  |`KAFKA_CLUSTERS_0_READONLY` |Enable read only mode. Default: false
  +|`KAFKA_CLUSTERS_0_KAFKACONNECT_0_NAME` |Given name for the Kafka Connect cluster
  +|`KAFKA_CLUSTERS_0_KAFKACONNECT_0_ADDRESS` |Address of the Kafka Connect service endpoint
  |`LOGGING_LEVEL_ROOT` | Setting log level (all, debug, info, warn, error, fatal, off). Default: debug
  |`LOGGING_LEVEL_COM_PROVECTUS` |Setting log level (all, debug, info, warn, error, fatal, off). Default: debug
  