1.4.0

• Support for JSON Schema, ProtoBuf messages.
• Also support of ID strategies - UUID, JSONPATH,HASH, KAFKA_META_WITH_SLASH, KAFKA_META_HASHED
• Removing some erroneous comments in the example connect-standalone properties file.
• Changes for additional Security options
• Updated build.gradle to new kafka connect and datahub
• Updated Test Cases.
• Some forgotten cleanup left over from building the Confluent archive.