Upgrade kafka-clients to 0.11.0.2

Author: garyrussell

build.gradle

@@ -74,7 +74,7 @@ subprojects { subproject ->
 		hamcrestVersion = '1.3'
 		jacksonVersion = '2.9.1'
 		junitVersion = '4.12'
-		kafkaVersion = '0.11.0.0'
+		kafkaVersion = '0.11.0.2'
 		mockitoVersion = '2.9.0'
 		scalaVersion = '2.11'
 		slf4jVersion = '1.7.25'