anchor.diff:                  "is_front_defroster_on": null, // null or boolean as integer?
                   "is_rear_defroster_on": false,
                   "fan_status": 0               // fan speed 0-6 or null
  +              }
               }
   
   ## Driving and Position [GET /api/1/vehicles/{vehicle_id}/command/drive_state]
   Returns the driving and position state of the vehicle.
  -+ Parameters
  -
  -    + vehicle_id: `1` (number) - The id of the Vehicle.
  -
  -+ Response 200 (application/json)
  -
  -    + Body
  -
  -            {
  +
  ++ Request
  +    + Headers
  +
  +            Authorization: Bearer {access_token}
  +
  ++ Parameters
  +
  +    + vehicle_id: `1` (number) - The id of the Vehicle.
  +
  ++ Response 200 (application/json)
  +
  +    + Body
  +
  +            {
  +              "response": {
                   "shift_state": null,          //
                   "speed": null,                //
                   "latitude": 33.794839,        // degrees N of equator
                   "longitude": -84.401593,      // degrees W of the prime meridian
                   "heading": 4,                 // integer compass heading, 0-359
                   "gps_as_of": 1359863204       // Unix timestamp of GPS fix
  +              }
               }
   
   ## GUI Settings [GET /api/1/vehicles/{vehicle_id}/command/gui_settings]
   Returns various information about the GUI settings of the car, such as unit format and range display.
  -+ Parameters
  -
  -    + vehicle_id: `1` (number) - The id of the Vehicle.
  -
  -+ Response 200 (application/json)
  -
  -    + Body
  -
  -            {
  +
  ++ Request
  +    + Headers
  +
  +            Authorization: Bearer {access_token}
  +
  ++ Parameters
  +
  +    + vehicle_id: `1` (number) - The id of the Vehicle.
  +
  ++ Response 200 (application/json)
  +
  +    + Body
  +
  +            {
  +              "response": {
                   "gui_distance_units": "mi/hr",
                   "gui_temperature_units": "F",
                   "gui_charge_rate_units": "mi/hr",
                   "gui_24_hour_time": false,
                   "gui_range_display": "Rated"
  +              }
               }
   
   ## Vehicle State [GET /api/1/vehicles/{vehicle_id}/command/vehicle_state]
   Returns the vehicle's physical state, such as which doors are open.
  -+ Parameters
  -
  -    + vehicle_id: `1` (number) - The id of the Vehicle.
  -
  -+ Response 200 (application/json)
  -
  -    + Body
  -
  -            {
  +
  ++ Request
  +    + Headers
  +
  +            Authorization: Bearer {access_token}
  +
  ++ Parameters
  +
  +    + vehicle_id: `1` (number) - The id of the Vehicle.
  +
  ++ Response 200 (application/json)
  +
  +    + Body
  +
  +            {
  +              "response": {
                   "df": false,                  // driver's side front door open
                   "dr": false,                  // driver's side rear door open
                   "pf": false,                  // passenger's side front door open
  
positive.code: ### List all Vehicles [GET]
  Retrieve a list of your owned vehicles (includes vehicles not yet shipped!)
  
  + Response 200 (application/json)
  
      + Body
  
              [{
                  "color": null,
                  "display_name": null,
                  "id": 321,
  
negative.code:                 "time_to_full_charge": null,   // valid only while charging
                  "charge_rate": -1.0,           // float mi/hr charging or -1 if not charging
                  "charge_port_door_open": true
                }
              }
  
  ## Climate Settings [GET /api/1/vehicles/{vehicle_id}/command/climate_state]
  Returns the current temperature and climate control state.
  
  + Request
      + Headers
  
              Authorization: Bearer {access_token}
  
  + Parameters
  
      + vehicle_id: `1` (number) - The id of the Vehicle.
  
  + Response 200 (application/json)
  
      + Body
  
              {
                "response": {
                  "inside_temp": 17.0,          // degC inside car
                  "outside_temp": 9.5,          // degC outside car or null
                  "driver_temp_setting": 22.6,  // degC of driver temperature setpoint
  