added automatic integration test dependencies

docker-compose.yml

...ay/src/main/java/at/tuwien/endpoint/ContainerGateway.java

fda-database-service/pom.xml

...-service/src/test/java/at/tuwien/BaseIntegrationTest.java

...ce/rest-service/src/test/java/at/tuwien/BaseUnitTest.java

...ce/src/test/java/at/tuwien/endpoint/EndpointUnitTest.java

...vice/src/test/java/at/tuwien/gateway/GatewayUnitTest.java

.../test/java/at/tuwien/service/PostgresIntegrationTest.java

...vice/src/test/java/at/tuwien/service/ServiceUnitTest.java

...ce/rest-service/src/test/resources/integration-test.after

...e/rest-service/src/test/resources/integration-test.before

...services/src/main/java/at/tuwien/config/DockerConfig.java

...ices/src/main/java/at/tuwien/service/DatabaseService.java