Change so airspeed config is only displayed when Arduplane firmware is loaded

src/ui/configuration/ApmHardwareConfig.cc

@@ -52,7 +52,6 @@ ApmHardwareConfig::ApmHardwareConfig(QWidget *parent) : QWidget(parent)
     connect(ui.optionalHardwareButton,SIGNAL(toggled(bool)),ui.radio3DRButton,SLOT(setShown(bool)));
     connect(ui.optionalHardwareButton,SIGNAL(toggled(bool)),ui.batteryMonitorButton,SLOT(setShown(bool)));
     connect(ui.optionalHardwareButton,SIGNAL(toggled(bool)),ui.sonarButton,SLOT(setShown(bool)));
-    connect(ui.optionalHardwareButton,SIGNAL(toggled(bool)),ui.airspeedButton,SLOT(setShown(bool)));
     connect(ui.optionalHardwareButton,SIGNAL(toggled(bool)),ui.opticalFlowButton,SLOT(setShown(bool)));
     connect(ui.optionalHardwareButton,SIGNAL(toggled(bool)),ui.osdButton,SLOT(setShown(bool)));
     connect(ui.optionalHardwareButton,SIGNAL(toggled(bool)),ui.cameraGimbalButton,SLOT(setShown(bool)));
@@ -161,6 +160,7 @@ void ApmHardwareConfig::activeUASSet(UASInterface *uas)
         connect(ui.manditoryHardware,SIGNAL(toggled(bool)),ui.compassButton,SLOT(setShown(bool)));
         connect(ui.manditoryHardware,SIGNAL(toggled(bool)),ui.arduPlaneLevelButton,SLOT(setShown(bool)));
         connect(ui.manditoryHardware,SIGNAL(toggled(bool)),ui.radioCalibrateButton,SLOT(setShown(bool)));
+        connect(ui.optionalHardwareButton,SIGNAL(toggled(bool)),ui.airspeedButton,SLOT(setShown(bool)));
     }
     else if (uas->getSystemType() == MAV_TYPE_QUADROTOR)
     {