Revert "Merge branch 'master' of https://github.com/xstreca1/CarManagementSystem"

This reverts commit 1c4e9005b37c625bb19d54f8ea86590e648356a0, reversing
changes made to 3d5417b42e35efffed782da8402d02214e41a636.

Conflicts:
	persistence/src/main/java/cz/muni/fi/pa165/persistence/Entities/Car.java
	service/src/main/java/cz/muni/fi/pa165/service/service/PersonServicesImpl.java
	service/src/main/java/cz/muni/fi/pa165/service/service/ServiceCheckImpl.java