measurement resource added partly
measurement rest changes
sensorresource path element added to track and measurement
Merge branch 'datarest' into datadav
measurement rest finished
rest changes....
Merge remote-tracking branch 'origin/datadav' into dev

* origin/datadav:
  rest changes....
  measurement rest finished
  sensorresource path element added to track and measurement
  measurement rest changes
  measurement resource added partly

Conflicts:
	rest/src/main/java/io/car/server/rest/resources/MeasurementsResource.java
	rest/src/main/java/io/car/server/rest/resources/SensorsResource.java
	rest/src/main/java/io/car/server/rest/resources/TracksResource.java