add minimal implementation of uc1 application, basoed on the titan history service

...c/main/java/titan/ccp/kiekerbridge/KafkaRecordSender.java

.../titan/ccp/kiekerbridge/expbigdata19/ConfigPublisher.java

...an/ccp/kiekerbridge/expbigdata19/ExperimentorBigData.java

...java/titan/ccp/kiekerbridge/expbigdata19/LoadCounter.java

...va/titan/ccp/kiekerbridge/expbigdata19/LoadGenerator.java

...an/ccp/kiekerbridge/expbigdata19/LoadGeneratorExtrem.java

...tion/src/main/java/uc1/application/ConfigurationKeys.java

...ication/src/main/java/uc1/application/HistoryService.java

...c/main/java/uc1/streamprocessing/KafkaStreamsBuilder.java

...n/src/main/java/uc1/streamprocessing/TopologyBuilder.java