Fix doppler correction for #1682. Add Az/El offset setting.

plugins/feature/satellitetracker/satellitetrackersettings.h

@@ -85,6 +85,8 @@ struct SatelliteTrackerSettings
     QString m_mapFeature;               //!< Which feature when FROM_MAP
     QString m_fileInputDevice;          //!< Which device when FROM_FILE
     enum Rotators {ALL_ROTATORS, NO_ROTATORS, MATCHING_TARGET} m_drawRotators; //!< Which rotators to draw on polar chart
+    double m_azimuthOffset;             //!< Offset to add to az/el sent to rotator
+    double m_elevationOffset;
 
     int m_columnSort;                    //!< Which column is used for sorting (-1 for none)
     Qt::SortOrder m_columnSortOrder;