changes to controller

more changes to entities

changes to entities

controller finished

AllocationController class is finished, added new dependency (documentation), and some annotations on model layer (entity) classes

AllocationController class is done

completed backend service tier

AllocationRepositoryTest and CourseRepositoryTest

Service and ProfessorRepositoryTest

DepartmentRepositoryTest class changes

Object-relational mapping (ORM), CRUD

Rename class Department

Creating classes, attributes and some annotations

Add project

Initial commit