Add support for ZStandard compression.
Add support for ZStandard compression.

This is landing in Kafka 2.1.0, due for release 29th October, 2018.

References -

1. https://cwiki.apache.org/confluence/display/KAFKA/KIP-110%3A+Add+Codec+for+ZStandard+Compression
2. https://issues.apache.org/jira/browse/KAFKA-4514
3. https://github.com/apache/kafka/pull/2267
4. https://cwiki.apache.org/confluence/pages/viewpage.action?pageId=91554044

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