GPS/ Track setting

Disable--- stop any track playing
or GPS real-time tracking.
Auto-detect--- can detect most brands of GPS in the market.
By User--- user specify the Baudrate and COM Port. This is for advanced user,
please reference to GPS device manufacturer user manual for designated model of
GPS device.
Track--- Open, Save and replay the track records. The track record will be store
until you start a new trip or press 'Clean log' from here Connecting GPS
GPS/Track setting is define by manufacturer, which needs simply one click to enter
GPS Press 'GPS' to enter GPS mode MapKing? 3D will use the default setting
