Merge branch 'milestone_2' into 13_fixes_by_tomas2

# Conflicts:
#	car/src/main/java/cz/muni/pa165/car/data/repository/CarRepository.java
#	car/src/test/java/cz/muni/pa165/car/rest/DriverManagerControllerItTest.java
#	car/src/test/java/cz/muni/pa165/car/rest/DriverManagerControllerUnitTest.java
#	common_library/src/main/java/cz/muni/pa165/common_library/racecomponents/Car.java
#	common_library/src/main/java/cz/muni/pa165/common_library/racecomponents/CarComponent.java
#	common_library/src/main/java/cz/muni/pa165/common_library/racecomponents/Driver.java