Merge branch 'master' into pubsub-load-generator

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

...-benchmarks/docker-test/uc4-beam-flink/docker-compose.yml

...-benchmarks/docker-test/uc4-beam-samza/docker-compose.yml

...s/docker-test/uc4-flink-docker-compose/docker-compose.yml

...ocker-test/uc4-kstreams-docker-compose/docker-compose.yml

...nchmarks/flink-commons/.settings/org.eclipse.jdt.ui.prefs

...marks/kstreams-commons/.settings/org.eclipse.jdt.ui.prefs

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

...odolite/commons/workloadgeneration/ConfigurationKeys.java

.../theodolite/commons/workloadgeneration/LoadGenerator.java

...lite/commons/workloadgeneration/TitanRecordGenerator.java

...lite/commons/workloadgeneration/HttpRecordSenderTest.java

.../commons/workloadgeneration/TitanRecordGeneratorTest.java

...marks/uc1-beam/src/main/java/application/LogKeyValue.java

...e-benchmarks/uc1-flink/.settings/org.eclipse.jdt.ui.prefs

...enchmarks/uc1-kstreams/.settings/org.eclipse.jdt.ui.prefs

...rks/uc1-load-generator/.settings/org.eclipse.jdt.ui.prefs

...e-benchmarks/uc2-flink/.settings/org.eclipse.jdt.ui.prefs

...enchmarks/uc2-kstreams/.settings/org.eclipse.jdt.ui.prefs

...rks/uc2-load-generator/.settings/org.eclipse.jdt.ui.prefs