Merge master

...load-generator-commons/.settings/org.eclipse.jdt.ui.prefs

...ator-commons/.settings/qa.eclipse.plugin.checkstyle.prefs

...d-generator-commons/.settings/qa.eclipse.plugin.pmd.prefs

benchmarks/workload-generator-commons/build.gradle

...loadgeneration/communication/kafka/KafkaRecordSender.java

...neration/communication/zookeeper/WorkloadDistributor.java

...olite/commons/workloadgeneration/dimensions/KeySpace.java

...te/commons/workloadgeneration/functions/BeforeAction.java

...ommons/workloadgeneration/functions/MessageGenerator.java

...olite/commons/workloadgeneration/functions/Transport.java

...kloadgeneration/generators/AbstractWorkloadGenerator.java

...workloadgeneration/generators/KafkaWorkloadGenerator.java

...dgeneration/generators/KafkaWorkloadGeneratorBuilder.java

...mons/workloadgeneration/generators/WorkloadGenerator.java

...e/commons/workloadgeneration/misc/WorkloadDefinition.java

...olite/commons/workloadgeneration/misc/WorkloadEntity.java

...theodolite/commons/workloadgeneration/misc/ZooKeeper.java

docker-test/uc1-docker-compose/docker-compose.yml

docker-test/uc2-docker-compose/docker-compose.yml

docker-test/uc3-docker-compose/docker-compose.yml