Don't show items in the altitude status preview that don't specify a coordinate
Don't show items in the altitude status preview that don't specify a coordinate

Hunter522/qgroundcontrol,Hunter522/qgroundcontrol,kd0aij/qgroundcontrol,kd0aij/qgroundcontrol,kd0aij/qgroundcontrol,RedoXyde/PX4_qGCS,ethz-asl/qgc_asl,CornerOfSkyline/qgroundcontrol,RedoXyde/PX4_qGCS,kd0aij/qgroundcontrol,RedoXyde/PX4_qGCS,CornerOfSkyline/qgroundcontrol,ethz-asl/qgc_asl,kd0aij/qgroundcontrol,CornerOfSkyline/qgroundcontrol,ethz-asl/qgc_asl,Hunter522/qgroundcontrol,Hunter522/qgroundcontrol,Hunter522/qgroundcontrol,RedoXyde/PX4_qGCS,RedoXyde/PX4_qGCS,RedoXyde/PX4_qGCS,Hunter522/qgroundcontrol,ethz-asl/qgc_asl,kd0aij/qgroundcontrol,CornerOfSkyline/qgroundcontrol,CornerOfSkyline/qgroundcontrol,ethz-asl/qgc_asl,CornerOfSkyline/qgroundcontrol