Change Log:
986042a Upgrade some Spring dependencies
e3d4129 Polishing for StreamsBuilderFactoryBean
b178176 GH-537: Configurable log level for offset commits
63b2bcb Configurable KafkaStreams cleanup execution
2526509 Doc Copyright to 2018
6b74d8c GH-539: Wait for partitions from embedded topics
cbf6762 Doc Fix
eb4eca2 Support local bean reference in @KafkaListener