Initial rework

dbrepo-metadata-service/Dockerfile

...i/src/main/java/at/tuwien/api/keycloak/CredentialDto.java

...ce/api/src/main/java/at/tuwien/api/keycloak/TokenDto.java

...main/java/at/tuwien/api/keycloak/UpdateAttributesDto.java

...ain/java/at/tuwien/api/keycloak/UpdateCredentialsDto.java

...c/main/java/at/tuwien/api/keycloak/UserAttributesDto.java

...i/src/main/java/at/tuwien/api/keycloak/UserCreateDto.java

...ice/api/src/main/java/at/tuwien/api/keycloak/UserDto.java

...i/src/main/java/at/tuwien/api/user/UserAttributesDto.java

...service/api/src/main/java/at/tuwien/api/user/UserDto.java

...s/src/main/java/at/tuwien/entities/database/Database.java

...main/java/at/tuwien/entities/database/DatabaseAccess.java

...ities/src/main/java/at/tuwien/entities/database/View.java

...rc/main/java/at/tuwien/entities/database/table/Table.java

...c/main/java/at/tuwien/entities/identifier/Identifier.java

.../src/main/java/at/tuwien/entities/semantics/Ontology.java

...ies/src/main/java/at/tuwien/entities/user/Credential.java

...entities/src/main/java/at/tuwien/entities/user/Group.java

...rc/main/java/at/tuwien/entities/user/GroupMembership.java

...main/java/at/tuwien/entities/user/GroupMembershipKey.java