MINOR: Update `config/consumer.properties` to have new consumer properties

Author: Manikumar Reddy <manikumar.reddy@gmail.com>

Reviewers: Ismael Juma <ismael@juma.me.uk>

Closes #4055 from omkreddy/update-consumer-props

config/consumer.properties

@@ -12,18 +12,15 @@
 # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 # See the License for the specific language governing permissions and
 # limitations under the License.
-# see kafka.consumer.ConsumerConfig for more details
+# see org.apache.kafka.clients.consumer.ConsumerConfig for more details
 
-# Zookeeper connection string
-# comma separated host:port pairs, each corresponding to a zk
-# server. e.g. "127.0.0.1:3000,127.0.0.1:3001,127.0.0.1:3002"
-zookeeper.connect=127.0.0.1:2181
+# list of brokers used for bootstrapping knowledge about the rest of the cluster
+# format: host1:port1,host2:port2 ...
+bootstrap.servers=localhost:9092
 
-# timeout in ms for connecting to zookeeper
-zookeeper.connection.timeout.ms=6000
-
-#consumer group id
+# consumer group id
 group.id=test-consumer-group
 
-#consumer timeout
-#consumer.timeout.ms=5000
+# What to do when there is no initial offset in Kafka or if the current
+# offset does not exist any more on the server: latest, earliest, none
+#auto.offset.reset=

config/producer.properties

@@ -12,7 +12,7 @@
 # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 # See the License for the specific language governing permissions and
 # limitations under the License.
-# see kafka.producer.ProducerConfig for more details
+# see org.apache.kafka.clients.producer for more details
 
 ############################# Producer Basics #############################
 

docs/upgrade.html

@@ -90,6 +90,7 @@
         will return TOPIC_AUTHORIZATION_FAILED errors to requests irrespective of topic existence on broker.
         If the user have required permissions and the topic doesn't exists, then the UNKNOWN_TOPIC_OR_PARTITION
         error code will be returned. </li>
+    <li>config/consumer.properties file updated to use new consumer config properties.</li>
 </ul>
 
 <h5><a id="upgrade_100_new_protocols" href="#upgrade_100_new_protocols">New Protocol Versions</a></h5>