Add hibernate/jpa support
  - Maven dependencies
  - persistence.xml
  - produce entity manager
  - Add a qualifier for the credentials db
Add entity and primary key for credentials
Create auth service
Implement authentication on matching
Move separator index retrieval into a separate method for reuse
Move notAuthorized() into auth service for reuse by other endpoints
Add authorization to the endpoints
Merge pull request #10 from CruGlobal/auth

Auth