KAFKA-4827: Kafka connect: error with special characters in connector name.

KAFKA-6118: Transient failure in kafka.api.SaslScramSslEndToEndAuthorizationTest.testTwoConsumersWithDifferentSaslCredentials.

KAFKA-6156: JmxReporter can't handle windows style directory paths.

KAFKA-6164: ClientQuotaManager threads prevent shutdown when encountering an error loading logs.

KAFKA-6167: Timestamp on streams directory contains a colon, which is an illegal character.

KAFKA-6179: RecordQueue.clear() does not clear MinTimestampTracker's maintained list.

KAFKA-6185: Selector memory leak with high likelihood of OOM in case of down conversion.

KAFKA-6190: GlobalKTable never finishes restoring when consuming transactional messages.

KAFKA-6210: IllegalArgumentException if 1.0.0 is used for inter.broker.protocol.version or log.message.format.version.

KAFKA-6214: Using standby replicas with an in memory state store causes Streams to crash.

KAFKA-6215: KafkaStreamsTest fails in trunk.

KAFKA-6238: Issues with protocol version when applying a rolling upgrade to 1.0.0.

KAFKA-6260: AbstractCoordinator not clearly handles NULL Exception.

KAFKA-6261: Request logging throws exception if acks=0.

KAFKA-6274: Improve KTable Source state store auto-generated names.

KAFKA-4360: Controller may deadLock when autoLeaderRebalance encounter zk expired.