Moved text/csv and text/xml

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

...rc/main/java/at/tuwien/endpoints/PersistenceEndpoint.java

.../src/main/java/at/tuwien/gateway/QueryServiceGateway.java

.../java/at/tuwien/gateway/impl/QueryServiceGatewayImpl.java

...es/src/main/java/at/tuwien/service/IdentifierService.java

...in/java/at/tuwien/service/impl/IdentifierServiceImpl.java

...rvice/src/main/java/at/tuwien/endpoint/QueryEndpoint.java

...e/src/main/java/at/tuwien/endpoint/TableDataEndpoint.java

.../services/src/main/java/at/tuwien/mapper/QueryMapper.java

fda-ui/components/TableList.vue

fda-ui/components/query/Builder.vue

fda-ui/components/query/Raw.vue

...tainer_id/database/_database_id/query/_query_id/index.vue