Initial version
Added rcvdVehicleDeviceTypes listener, called when VECHILE_DEVICE_TYPES msg recieved from server
Added option for selection listener, removed unused code
Added serverVehicleDeviceTypes attribute which is keyed on server id, new methods to set the device types and get the device types for a server
Added new drop down to add vehicle form, now prompted for device types that are available for the server, based on the selected server for the vehicle being created