Refactor PatientDetailSerializer
Merge first and last name to one field for next of kin
Merge pull request #36 from sigurdsa/refactor-serializer

Refactor PatientDetailSerializer
Merge pull request #37 from sigurdsa/next-of-kin-name

Merge first and last name to one field for next of kin
Merge pull request #38 from sigurdsa/login-role

Implement CustomObtainAuthToken that returns role of user
Implement view "current-patient" and add a few permission classes