fixed serialization and deserialization for kryo.
also fixed superfluous pom.xml lines that mess up deployment.
Merge branch 'master' of https://github.com/tijs14tijs/ROAD

Conflicts:
	BillDTS/src/main/java/road/billdts/connections/BillClient.java
	CarSystem/web/resources/css/style.css
	MovementDTS/src/main/java/road/movementdts/serializers/Serializer.java
	MovementMapper/pom.xml
	MovementService/src/main/java/road/movementservice/servers/BillServer.java