Spark 2.3.0 upgrades Netty support to a 4.1 branch. This PR upgrades various dependencies to all use Netty 4.1.x.
Solves https://github.com/apache/incubator-druid/issues/4390 [ Full content available at: https://github.com/apache/incubator-druid/pull/6417 ] This message was relayed via gitbox.apache.org for [email protected]
