US9 Ingest service implementation
Merge pull request #5 from project-prototypes/TASK-US9-IngestService

US9 Ingest service implementation
TASK-TA19: Added delete methods to DAO API. Required by integration tests
Merge pull request #8 from project-prototypes/TASK-TA19-dao-delete-methods

TASK-TA19: Added delete methods to DAO API. Required by integration tests
TASK-US13-DAO: DAO Impl with MyBatis
DAO delete