Merged master

.../main/java/theodolite/uc1/application/HistoryService.java

...java/theodolite/uc1/streamprocessing/TopologyBuilder.java

...eodolite/uc1/streamprocessing/Uc1KafkaStreamsBuilder.java

...treams/src/main/resources/META-INF/application.properties

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

...ad-generator/.settings/qa.eclipse.plugin.checkstyle.prefs

.../uc1-load-generator/.settings/qa.eclipse.plugin.pmd.prefs

theodolite-benchmarks/uc1-load-generator/Dockerfile

theodolite-benchmarks/uc1-load-generator/build.gradle

.../java/theodolite/uc1/workloadgenerator/LoadGenerator.java

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

...ks/uc2-flink/.settings/qa.eclipse.plugin.checkstyle.prefs

...enchmarks/uc2-flink/.settings/qa.eclipse.plugin.pmd.prefs

theodolite-benchmarks/uc2-flink/Dockerfile

theodolite-benchmarks/uc2-flink/build.gradle

...in/java/theodolite/uc2/application/ConfigurationKeys.java

...va/theodolite/uc2/application/HistoryServiceFlinkJob.java

...va/theodolite/uc2/application/StatsAggregateFunction.java

...heodolite/uc2/application/StatsProcessWindowFunction.java

...in/java/theodolite/uc2/application/util/StatsFactory.java