Merge branch 'separate-analysis' into 'master'

.settings/qa.eclipse.plugin.checkstyle.prefs

.settings/qa.eclipse.plugin.pmd.prefs

analysis/README.md

analysis/lag-trend-graph.ipynb

analysis/requirements.txt

analysis/scalability-graph.ipynb

.../theodolite/commons/kafkastreams/KafkaStreamsBuilder.java

application-kafkastreams-commons/src/test/java/.gitkeep

execution/README.md

execution/lag_analysis.py

execution/requirements.txt

execution/scalability-graph-finish.ipynb

uc1-application/build.gradle

...in/java/theodolite/uc1/application/ConfigurationKeys.java

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

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

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

uc1-workload-generator/build.gradle

...c/main/java/theodolite/kafkasender/KafkaRecordSender.java

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