Updated docs and endpoints:

.docker/docker-compose.yml

.docs/api/dashboard-service.md

.docs/api/data-db.md

.docs/api/metadata-db.md

.docs/help.md

.docs/images/screenshots/grafana4.png

.gitlab-ci.yml

dbrepo-dashboard-service/Dockerfile

dbrepo-dashboard-service/dashboards/system.json

dbrepo-data-service/querystore/pom.xml

dbrepo-data-service/report/pom.xml

dbrepo-data-service/rest-service/pom.xml

dbrepo-data-service/services/pom.xml

...ervices/src/main/java/at/tuwien/config/MetricsConfig.java

...java/at/tuwien/service/impl/QueueServiceRabbitMqImpl.java

...java/at/tuwien/service/impl/SubsetServiceMariaDbImpl.java

.../java/at/tuwien/service/impl/TableServiceMariaDbImpl.java

...n/java/at/tuwien/service/impl/ViewServiceMariaDbImpl.java

dbrepo-metadata-db/1_setup-schema.sql

dbrepo-metadata-service/api/pom.xml