Bump Confluent to 4.1.5-SNAPSHOT, Kafka to 1.1.2-SNAPSHOT
Bump Confluent to 4.1.5-SNAPSHOT, Kafka to 1.1.2-SNAPSHOT

confluentinc/examples,confluentinc/examples,confluentinc/examples,confluentinc/examples,confluentinc/examples,confluentinc/examples,confluentinc/examples,confluentinc/examples,confluentinc/examples,confluentinc/examples