Made a start with traffic jam system.
Refactored connection names and added JamDTS and JamSystem projects.
Merge branch 'master' of https://github.com/tijs14tijs/ROAD

Conflicts:
	MovementService/src/main/java/road/movementservice/servers/PoliceServer.java
	PoliceDTS/src/main/java/road/policedts/connections/PoliceClient.java