Added support for the new parking and engine overspeed report, and the 1.6 optional params

BATTERY_VOLTAGE is now a supported optional param for status and the new parkingreport.
vehicle_health and trip_report support all 1.6 optional params by default.
Carmalink object updated with new getters and setters for all new fields.
Updates to function names to more accuratley reflect units for hard_motion events