Merge branch 'dev' into 'master'

.docs/.swagger/api.base.yaml

.docs/.swagger/api.yaml

dbrepo-analyse-service/app.py

dbrepo-analyse-service/as-yml/analyse_datatypes.yml

dbrepo-analyse-service/as-yml/analyse_keys.yml

dbrepo-analyse-service/as-yml/analyse_table_stat.yml

...ice/src/main/java/at/tuwien/endpoints/AccessEndpoint.java

...e/src/main/java/at/tuwien/endpoints/DatabaseEndpoint.java

...ice/src/main/java/at/tuwien/endpoints/SubsetEndpoint.java

...vice/src/main/java/at/tuwien/endpoints/TableEndpoint.java

...rvice/src/main/java/at/tuwien/endpoints/ViewEndpoint.java

.../test/java/at/tuwien/endpoint/AccessEndpointUnitTest.java

...est/java/at/tuwien/endpoint/DatabaseEndpointUnitTest.java

...c/test/java/at/tuwien/endpoint/TableEndpointUnitTest.java

...rc/test/java/at/tuwien/endpoint/ViewEndpointUnitTest.java

...rc/test/java/at/tuwien/mvc/PrometheusEndpointMvcTest.java

...ice/src/main/java/at/tuwien/endpoints/AccessEndpoint.java

...ce/src/main/java/at/tuwien/endpoints/ConceptEndpoint.java

.../src/main/java/at/tuwien/endpoints/ContainerEndpoint.java

...e/src/main/java/at/tuwien/endpoints/DatabaseEndpoint.java