Added layers for drivers

...java/cz/muni/pa165/common_library/racecomponents/Car.java

...a/cz/muni/pa165/common_library/racecomponents/Driver.java

driver/src/main/java/cz/muni/pa165/driver/api/CarDto.java

.../src/main/java/cz/muni/pa165/driver/api/DriverCarDto.java

driver/src/main/java/cz/muni/pa165/driver/api/DriverDto.java

...uni/pa165/driver/data/repository/CarConfigRepository.java

...a/cz/muni/pa165/driver/data/repository/CarRepository.java

...z/muni/pa165/driver/data/repository/DriverRepository.java

...rc/main/java/cz/muni/pa165/driver/rest/CarController.java

...main/java/cz/muni/pa165/driver/rest/DriverController.java

...rc/main/java/cz/muni/pa165/driver/service/CarService.java

.../java/cz/muni/pa165/driver/service/DriverInitService.java

...main/java/cz/muni/pa165/driver/service/DriverService.java

...c/main/java/cz/muni/pa165/driver/service/ICarService.java

...ain/java/cz/muni/pa165/driver/service/IDriverService.java

...a/cz/muni/pa165/driver/rest/DriverInitControllerTest.java

.../muni/pa165/driver/rest/DriverInitControllerUnitTest.java