Fix incorrect import QtQuick.Controls

src/AnalyzeView/AnalyzePage.qml

@@ -8,7 +8,7 @@
  ****************************************************************************/
 
 import QtQuick          2.7
-import QtQuick.Controls 2.1
+import QtQuick.Controls 1.4
 
 import QGroundControl               1.0
 import QGroundControl.Palette       1.0

src/AnalyzeView/AnalyzeView.qml

@@ -13,7 +13,7 @@
 ///     @author Don Gagne <don@thegagnes.com>
 
 import QtQuick          2.7
-import QtQuick.Controls 2.1
+import QtQuick.Controls 1.4
 
 import QGroundControl               1.0
 import QGroundControl.Palette       1.0

src/AnalyzeView/GeoTagPage.qml

@@ -8,7 +8,7 @@
  ****************************************************************************/
 
 import QtQuick          2.7
-import QtQuick.Controls 2.1
+import QtQuick.Controls 1.4
 import QtQuick.Dialogs  1.2
 
 import QGroundControl               1.0

src/AnalyzeView/LogDownloadPage.qml

@@ -8,7 +8,7 @@
  ****************************************************************************/
 
 import QtQuick              2.7
-import QtQuick.Controls     2.1
+import QtQuick.Controls     1.4
 import QtQuick.Dialogs      1.2
 import QtQuick.Layouts      1.3
 

src/AutoPilotPlugins/APM/APMAirframeComponent.qml

@@ -9,7 +9,7 @@
 
 
 import QtQuick          2.7
-import QtQuick.Controls 2.1
+import QtQuick.Controls 1.4
 import QtQuick.Dialogs  1.2
 import QtQuick.Layouts  1.3
 

src/AutoPilotPlugins/APM/APMAirframeComponentSummary.qml

 import QtQuick 2.7
-import QtQuick.Controls 2.1
+import QtQuick.Controls 1.4
 
 import QGroundControl.FactSystem 1.0
 import QGroundControl.FactControls 1.0

src/AutoPilotPlugins/APM/APMCameraComponent.qml

@@ -9,7 +9,7 @@
 
 
 import QtQuick              2.7
-import QtQuick.Controls     2.1
+import QtQuick.Controls     1.4
 
 import QGroundControl.FactSystem    1.0
 import QGroundControl.FactControls  1.0

src/AutoPilotPlugins/APM/APMCameraComponentSummary.qml

 import QtQuick          2.7
-import QtQuick.Controls 2.1
+import QtQuick.Controls 1.4
 
 import QGroundControl.FactSystem 1.0
 import QGroundControl.FactControls 1.0

src/AutoPilotPlugins/APM/APMFlightModesComponent.qml

@@ -9,7 +9,7 @@
 
 
 import QtQuick                  2.7
-import QtQuick.Controls         2.1
+import QtQuick.Controls         1.4
 
 import QGroundControl.FactSystem    1.0
 import QGroundControl.FactControls  1.0

src/AutoPilotPlugins/APM/APMFlightModesComponentSummary.qml

 import QtQuick          2.7
-import QtQuick.Controls 2.1
+import QtQuick.Controls 1.4
 
 import QGroundControl.FactSystem    1.0
 import QGroundControl.FactControls  1.0

src/AutoPilotPlugins/APM/APMLightsComponent.qml

@@ -9,7 +9,7 @@
 
 
 import QtQuick              2.7
-import QtQuick.Controls     2.1
+import QtQuick.Controls     1.4
 
 import QGroundControl.FactSystem    1.0
 import QGroundControl.FactControls  1.0

src/AutoPilotPlugins/APM/APMLightsComponentSummary.qml

 import QtQuick          2.7
-import QtQuick.Controls 2.1
+import QtQuick.Controls 1.4
 
 import QGroundControl.FactSystem 1.0
 import QGroundControl.FactControls 1.0

src/AutoPilotPlugins/APM/APMPowerComponent.qml

@@ -9,7 +9,7 @@
 
 
 import QtQuick          2.7
-import QtQuick.Controls 2.1
+import QtQuick.Controls 1.4
 import QtQuick.Dialogs  1.2
 import QtQuick.Layouts  1.3
 

src/AutoPilotPlugins/APM/APMPowerComponentSummary.qml

@@ -9,7 +9,7 @@
 
 
 import QtQuick          2.7
-import QtQuick.Controls 2.1
+import QtQuick.Controls 1.4
 
 import QGroundControl.FactSystem    1.0
 import QGroundControl.FactControls  1.0

src/AutoPilotPlugins/APM/APMRadioComponentSummary.qml

 import QtQuick 2.7
-import QtQuick.Controls 2.1
+import QtQuick.Controls 1.4
 
 import QGroundControl.FactSystem 1.0
 import QGroundControl.FactControls 1.0

src/AutoPilotPlugins/APM/APMSafetyComponentCopter.qml

@@ -9,7 +9,7 @@
 
 
 import QtQuick              2.7
-import QtQuick.Controls     2.1
+import QtQuick.Controls     1.4
 import QtGraphicalEffects   1.0
 
 import QGroundControl.FactSystem    1.0

src/AutoPilotPlugins/APM/APMSafetyComponentPlane.qml

@@ -9,7 +9,7 @@
 
 
 import QtQuick              2.7
-import QtQuick.Controls     2.1
+import QtQuick.Controls     1.4
 import QtGraphicalEffects   1.0
 
 import QGroundControl.FactSystem    1.0

src/AutoPilotPlugins/APM/APMSafetyComponentSub.qml

@@ -9,7 +9,7 @@
 
 
 import QtQuick              2.7
-import QtQuick.Controls     2.1
+import QtQuick.Controls     1.4
 import QtGraphicalEffects   1.0
 
 import QGroundControl.FactSystem    1.0

src/AutoPilotPlugins/APM/APMSafetyComponentSummaryCopter.qml

 import QtQuick 2.7
-import QtQuick.Controls 2.1
+import QtQuick.Controls 1.4
 
 import QGroundControl.FactSystem 1.0
 import QGroundControl.FactControls 1.0

src/AutoPilotPlugins/APM/APMSafetyComponentSummaryPlane.qml

 import QtQuick 2.7
-import QtQuick.Controls 2.1
+import QtQuick.Controls 1.4
 
 import QGroundControl.FactSystem 1.0
 import QGroundControl.FactControls 1.0

src/AutoPilotPlugins/APM/APMSafetyComponentSummarySub.qml

 import QtQuick 2.7
-import QtQuick.Controls 2.1
+import QtQuick.Controls 1.4
 
 import QGroundControl.FactSystem 1.0
 import QGroundControl.FactControls 1.0

src/AutoPilotPlugins/APM/APMSensorsComponent.qml

@@ -9,7 +9,7 @@
 
 
 import QtQuick                  2.7
-import QtQuick.Controls         2.1
+import QtQuick.Controls         1.4
 import QtQuick.Controls.Styles  1.4
 import QtQuick.Dialogs          1.2
 import QtQuick.Layouts          1.3

src/AutoPilotPlugins/APM/APMSensorsComponentSummary.qml

 import QtQuick                  2.7
-import QtQuick.Controls         2.1
+import QtQuick.Controls         1.4
 import QtQuick.Controls.Styles  1.4
 
 import QGroundControl.FactSystem    1.0

src/AutoPilotPlugins/APM/APMSubFrameComponent.qml

@@ -9,7 +9,7 @@
 
 
 import QtQuick              2.7
-import QtQuick.Controls     2.1
+import QtQuick.Controls     1.4
 
 import QGroundControl.FactSystem    1.0
 import QGroundControl.FactControls  1.0

src/AutoPilotPlugins/APM/APMSubFrameComponentSummary.qml

 import QtQuick 2.7
-import QtQuick.Controls 2.1
+import QtQuick.Controls 1.4
 
 import QGroundControl.FactSystem 1.0
 import QGroundControl.FactControls 1.0

src/AutoPilotPlugins/APM/APMTuningComponentCopter.qml

@@ -9,7 +9,7 @@
 
 
 import QtQuick              2.7
-import QtQuick.Controls     2.1
+import QtQuick.Controls     1.4
 
 import QGroundControl.FactSystem    1.0
 import QGroundControl.FactControls  1.0

src/AutoPilotPlugins/Common/ESP8266Component.qml

@@ -9,7 +9,7 @@
 
 
 import QtQuick          2.7
-import QtQuick.Controls 2.1
+import QtQuick.Controls 1.4
 import QtQuick.Dialogs  1.2
 import QtQuick.Layouts  1.3
 

src/AutoPilotPlugins/Common/ESP8266ComponentSummary.qml

 import QtQuick 2.7
-import QtQuick.Controls 2.1
+import QtQuick.Controls 1.4
 
 import QGroundControl.FactSystem    1.0
 import QGroundControl.FactControls  1.0

src/AutoPilotPlugins/Common/MixersComponent.qml

@@ -8,7 +8,7 @@
  ****************************************************************************/
 
 import QtQuick              2.7
-import QtQuick.Controls     2.1
+import QtQuick.Controls     1.4
 
 import QGroundControl.FactSystem    1.0
 import QGroundControl.FactControls  1.0

src/AutoPilotPlugins/Common/MotorComponent.qml

@@ -8,7 +8,7 @@
  ****************************************************************************/
 
 import QtQuick          2.7
-import QtQuick.Controls 2.1
+import QtQuick.Controls 1.4
 import QtQuick.Dialogs  1.2
 
 import QGroundControl               1.0

src/AutoPilotPlugins/Common/RadioComponent.qml

@@ -9,7 +9,7 @@
 
 
 import QtQuick          2.7
-import QtQuick.Controls 2.1
+import QtQuick.Controls 1.4
 import QtQuick.Dialogs  1.2
 
 import QGroundControl               1.0

src/AutoPilotPlugins/Common/SetupPage.qml

@@ -8,7 +8,7 @@
  ****************************************************************************/
 
 import QtQuick          2.7
-import QtQuick.Controls 2.1
+import QtQuick.Controls 1.4
 import QtQuick.Dialogs  1.2
 
 import QGroundControl               1.0

src/AutoPilotPlugins/PX4/AirframeComponent.qml

@@ -9,7 +9,7 @@
 
 
 import QtQuick 2.7
-import QtQuick.Controls 2.1
+import QtQuick.Controls 1.4
 import QtQuick.Controls.Styles 1.4
 import QtQuick.Dialogs 1.2
 

src/AutoPilotPlugins/PX4/AirframeComponentSummary.qml

 import QtQuick 2.7
-import QtQuick.Controls 2.1
+import QtQuick.Controls 1.4
 
 import QGroundControl.FactSystem 1.0
 import QGroundControl.FactControls 1.0

src/AutoPilotPlugins/PX4/CameraComponent.qml

@@ -9,7 +9,7 @@
 
 
 import QtQuick                      2.7
-import QtQuick.Controls             2.1
+import QtQuick.Controls             1.4
 import QtQuick.Controls.Styles      1.4
 import QtQuick.Layouts              1.3
 import QtGraphicalEffects           1.0

src/AutoPilotPlugins/PX4/CameraComponentSummary.qml

 import QtQuick 2.7
-import QtQuick.Controls 2.1
+import QtQuick.Controls 1.4
 
 import QGroundControl.FactSystem 1.0
 import QGroundControl.FactControls 1.0

src/AutoPilotPlugins/PX4/FlightModesComponentSummary.qml

 import QtQuick          2.7
-import QtQuick.Controls 2.1
+import QtQuick.Controls 1.4
 
 import QGroundControl.FactSystem    1.0
 import QGroundControl.FactControls  1.0

src/AutoPilotPlugins/PX4/PX4AdvancedFlightModes.qml

@@ -9,7 +9,7 @@
 
 
 import QtQuick                  2.7
-import QtQuick.Controls         2.1
+import QtQuick.Controls         1.4
 import QtQuick.Controls.Styles  1.4
 import QtQuick.Dialogs          1.2
 import QtQuick.Layouts          1.3

src/AutoPilotPlugins/PX4/PX4FlightModes.qml

@@ -9,7 +9,7 @@
 
 
 import QtQuick                  2.7
-import QtQuick.Controls         2.1
+import QtQuick.Controls         1.4
 import QtQuick.Controls.Styles  1.4
 import QtQuick.Dialogs          1.2
 import QtQuick.Layouts          1.3

src/AutoPilotPlugins/PX4/PX4RadioComponentSummary.qml

 import QtQuick 2.7
-import QtQuick.Controls 2.1
+import QtQuick.Controls 1.4
 
 import QGroundControl.FactSystem 1.0
 import QGroundControl.FactControls 1.0

src/AutoPilotPlugins/PX4/PX4SimpleFlightModes.qml

@@ -9,7 +9,7 @@
 
 
 import QtQuick                  2.7
-import QtQuick.Controls         2.1
+import QtQuick.Controls         1.4
 
 import QGroundControl.FactSystem    1.0
 import QGroundControl.FactControls  1.0

src/AutoPilotPlugins/PX4/PX4TuningComponentCopter.qml

@@ -9,7 +9,7 @@
 
 
 import QtQuick              2.7
-import QtQuick.Controls     2.1
+import QtQuick.Controls     1.4
 
 import QGroundControl.Controls  1.0
 

src/AutoPilotPlugins/PX4/PX4TuningComponentPlane.qml

@@ -9,7 +9,7 @@
 
 
 import QtQuick              2.7
-import QtQuick.Controls     2.1
+import QtQuick.Controls     1.4
 
 import QGroundControl.Controls  1.0
 

src/AutoPilotPlugins/PX4/PX4TuningComponentVTOL.qml

@@ -9,7 +9,7 @@
 
 
 import QtQuick              2.7
-import QtQuick.Controls     2.1
+import QtQuick.Controls     1.4
 
 import QGroundControl.Controls  1.0
 

src/AutoPilotPlugins/PX4/PowerComponent.qml

@@ -8,7 +8,7 @@
  ****************************************************************************/
 
 import QtQuick          2.7
-import QtQuick.Controls 2.1
+import QtQuick.Controls 1.4
 import QtQuick.Dialogs  1.2
 import QtQuick.Layouts  1.3
 

src/AutoPilotPlugins/PX4/PowerComponentSummary.qml

@@ -13,7 +13,7 @@
 ///     @author Gus Grubba <mavlink@grubba.com>
 
 import QtQuick 2.7
-import QtQuick.Controls 2.1
+import QtQuick.Controls 1.4
 
 import QGroundControl.FactSystem 1.0
 import QGroundControl.FactControls 1.0

src/AutoPilotPlugins/PX4/SafetyComponent.qml

@@ -9,7 +9,7 @@
 
 
 import QtQuick                  2.7
-import QtQuick.Controls         2.1
+import QtQuick.Controls         1.4
 import QtQuick.Controls.Styles  1.4
 import QtQuick.Layouts          1.3
 import QtGraphicalEffects       1.0

src/AutoPilotPlugins/PX4/SafetyComponentSummary.qml

 import QtQuick 2.7
-import QtQuick.Controls 2.1
+import QtQuick.Controls 1.4
 
 import QGroundControl.FactSystem 1.0
 import QGroundControl.FactControls 1.0

src/AutoPilotPlugins/PX4/SensorsComponent.qml

@@ -9,7 +9,7 @@
 
 
 import QtQuick 2.7
-import QtQuick.Controls 2.1
+import QtQuick.Controls 1.4
 import QtQuick.Controls.Styles 1.4
 import QtQuick.Dialogs 1.2
 

src/AutoPilotPlugins/PX4/SensorsComponentSummary.qml

 import QtQuick 2.7
-import QtQuick.Controls 2.1
+import QtQuick.Controls 1.4
 import QtQuick.Controls.Styles 1.4
 
 import QGroundControl.FactSystem 1.0

src/AutoPilotPlugins/PX4/SensorsComponentSummaryFixedWing.qml

 import QtQuick 2.7
-import QtQuick.Controls 2.1
+import QtQuick.Controls 1.4
 
 import QGroundControl.FactSystem 1.0
 import QGroundControl.FactControls 1.0

src/FactSystem/FactControls/FactBitmask.qml

 import QtQuick          2.7
-import QtQuick.Controls 2.1
+import QtQuick.Controls 1.4
 
 import QGroundControl.FactSystem    1.0
 import QGroundControl.Palette       1.0

src/FactSystem/FactControls/FactCheckBox.qml

 import QtQuick 2.7
-import QtQuick.Controls 2.1
+import QtQuick.Controls 1.4
 import QtQuick.Controls.Styles 1.4
 
 import QGroundControl.FactSystem 1.0

src/FactSystem/FactControls/FactComboBox.qml

 import QtQuick 2.7
-import QtQuick.Controls 2.1
+import QtQuick.Controls 1.4
 import QtQuick.Controls.Styles 1.4
 
 import QGroundControl.FactSystem 1.0

src/FactSystem/FactControls/FactLabel.qml

 import QtQuick 2.7
-import QtQuick.Controls 2.1
+import QtQuick.Controls 1.4
 import QtQuick.Controls.Styles 1.4
 
 import QGroundControl.FactSystem 1.0

src/FactSystem/FactControls/FactPanel.qml

@@ -12,7 +12,7 @@
 ///     @author Don Gagne <don@thegagnes.com>
 
 import QtQuick 2.7
-import QtQuick.Controls 2.1
+import QtQuick.Controls 1.4
 
 import QGroundControl.FactSystem 1.0
 import QGroundControl.Controls 1.0

src/FactSystem/FactControls/FactTextField.qml

 import QtQuick                  2.7
-import QtQuick.Controls         2.1
+import QtQuick.Controls         1.4
 import QtQuick.Controls.Styles  1.4
 import QtQuick.Dialogs          1.2
 

src/FactSystem/FactSystemTest.qml

@@ -9,7 +9,7 @@
 
 
 import QtQuick 2.7
-import QtQuick.Controls 2.1
+import QtQuick.Controls 1.4
 import QGroundControl.FactSystem 1.0
 import QGroundControl.FactControls 1.0
 

src/FirmwarePlugin/APM/CopterGeoFenceEditor.qml

 import QtQuick          2.7
-import QtQuick.Controls 2.1
+import QtQuick.Controls 1.4
 
 import QGroundControl               1.0
 import QGroundControl.ScreenTools   1.0

src/FirmwarePlugin/APM/PlaneGeoFenceEditor.qml

 import QtQuick          2.7
-import QtQuick.Controls 2.1
+import QtQuick.Controls 1.4
 import QtQuick.Layouts  1.3
 
 import QGroundControl               1.0

src/FirmwarePlugin/NoGeoFenceEditor.qml

 import QtQuick          2.7
-import QtQuick.Controls 2.1
+import QtQuick.Controls 1.4
 
 import QGroundControl               1.0
 import QGroundControl.ScreenTools   1.0

src/FirmwarePlugin/PX4/PX4GeoFenceEditor.qml

 import QtQuick          2.7
-import QtQuick.Controls 2.1
+import QtQuick.Controls 1.4
 
 import QGroundControl               1.0
 import QGroundControl.ScreenTools   1.0

src/FlightDisplay/FlightDisplayView.qml

@@ -9,7 +9,7 @@
 
 
 import QtQuick                  2.7
-import QtQuick.Controls         2.1
+import QtQuick.Controls         1.4
 import QtQuick.Controls.Styles  1.4
 import QtQuick.Dialogs          1.2
 import QtLocation               5.6

src/FlightDisplay/FlightDisplayViewMap.qml

@@ -9,7 +9,7 @@
 
 
 import QtQuick                      2.7
-import QtQuick.Controls             2.1
+import QtQuick.Controls             1.4
 import QtLocation                   5.6
 import QtPositioning                5.5
 

src/FlightDisplay/FlightDisplayViewVideo.qml

@@ -9,7 +9,7 @@
 
 
 import QtQuick                      2.7
-import QtQuick.Controls             2.1
+import QtQuick.Controls             1.4
 
 import QGroundControl               1.0
 import QGroundControl.FlightDisplay 1.0

src/FlightDisplay/FlightDisplayViewWidgets.qml

@@ -9,7 +9,7 @@
 
 
 import QtQuick                  2.7
-import QtQuick.Controls         2.1
+import QtQuick.Controls         1.4
 import QtQuick.Controls.Styles  1.4
 import QtQuick.Dialogs          1.2
 import QtLocation               5.6

src/FlightDisplay/MultiVehicleList.qml

@@ -8,7 +8,7 @@
  ****************************************************************************/
 
 import QtQuick          2.7
-import QtQuick.Controls 2.1
+import QtQuick.Controls 1.4
 import QtQuick.Layouts  1.3
 
 import QGroundControl               1.0

src/FlightMap/FlightMap.qml

@@ -15,7 +15,7 @@
  */
 
 import QtQuick          2.7
-import QtQuick.Controls 2.1
+import QtQuick.Controls 1.4
 import QtLocation       5.6
 import QtPositioning    5.5
 

src/FlightMap/MapItems/MissionItemView.qml

@@ -9,7 +9,7 @@
 
 
 import QtQuick          2.7
-import QtQuick.Controls 2.1
+import QtQuick.Controls 1.4
 import QtQuick.Dialogs  1.2
 import QtLocation       5.6
 import QtPositioning    5.5

src/FlightMap/MapScale.qml

@@ -8,7 +8,7 @@
  ****************************************************************************/
 
 import QtQuick          2.7
-import QtQuick.Controls 2.1
+import QtQuick.Controls 1.4
 
 import QGroundControl                   1.0
 import QGroundControl.Controls          1.0

src/FlightMap/QGCVideoBackground.qml

@@ -15,7 +15,7 @@
  */
 
 import QtQuick 2.7
-import QtQuick.Controls 2.1
+import QtQuick.Controls 1.4
 import QGroundControl.QgcQtGStreamer 1.0
 
 VideoItem {

src/FlightMap/Widgets/CenterMapDropButton.qml

@@ -8,7 +8,7 @@
  ****************************************************************************/
 
 import QtQuick          2.7
-import QtQuick.Controls 2.1
+import QtQuick.Controls 1.4
 import QtQuick.Layouts  1.3
 import QtPositioning    5.5
 

src/FlightMap/Widgets/CenterMapDropPanel.qml

@@ -8,7 +8,7 @@
  ****************************************************************************/
 
 import QtQuick          2.7
-import QtQuick.Controls 2.1
+import QtQuick.Controls 1.4
 import QtQuick.Layouts  1.3
 import QtPositioning    5.5
 

src/FlightMap/Widgets/InstrumentSwipeView.qml

 import QtQuick                  2.7
-import QtQuick.Controls         2.1
+import QtQuick.Controls         1.4
 import QtQuick.Layouts          1.3
 
 import QGroundControl.Palette       1.0

src/FlightMap/Widgets/VibrationWidget.qml

@@ -9,7 +9,7 @@
 
 
 import QtQuick          2.7
-import QtQuick.Controls 2.1
+import QtQuick.Controls 1.4
 
 import QGroundControl.Controls      1.0
 import QGroundControl.ScreenTools   1.0

src/MissionEditor/FWLandingPatternEditor.qml

@@ -8,7 +8,7 @@
  ****************************************************************************/
 
 import QtQuick          2.7
-import QtQuick.Controls 2.1
+import QtQuick.Controls 1.4
 import QtQuick.Dialogs  1.2
 import QtQuick.Layouts  1.3
 

src/MissionEditor/FWLandingPatternMapVisual.qml

@@ -8,7 +8,7 @@
  ****************************************************************************/
 
 import QtQuick          2.7
-import QtQuick.Controls 2.1
+import QtQuick.Controls 1.4
 import QtLocation       5.6
 import QtPositioning    5.5
 

src/MissionEditor/GeoFenceEditor.qml

 import QtQuick          2.7
-import QtQuick.Controls 2.1
+import QtQuick.Controls 1.4
 
 import QGroundControl               1.0
 import QGroundControl.ScreenTools   1.0

src/MissionEditor/MissionEditor.qml

@@ -9,7 +9,7 @@
 
 
 import QtQuick          2.7
-import QtQuick.Controls 2.1
+import QtQuick.Controls 1.4
 import QtQuick.Dialogs  1.2
 import QtLocation       5.6
 import QtPositioning    5.5

src/MissionEditor/MissionItemEditor.qml

 import QtQuick                  2.7
-import QtQuick.Controls         2.1
+import QtQuick.Controls         1.4
 import QtQuick.Controls.Styles  1.4
 import QtQuick.Dialogs          1.2
 

src/MissionEditor/MissionItemMapVisual.qml

@@ -8,7 +8,7 @@
  ****************************************************************************/
 
 import QtQuick          2.7
-import QtQuick.Controls 2.1
+import QtQuick.Controls 1.4
 import QtLocation       5.6
 import QtPositioning    5.5
 

src/MissionEditor/MissionItemStatus.qml

@@ -9,7 +9,7 @@
 
 
 import QtQuick          2.7
-import QtQuick.Controls 2.1
+import QtQuick.Controls 1.4
 import QtQuick.Layouts  1.3
 
 import QGroundControl.ScreenTools   1.0

src/MissionEditor/MissionSettingsEditor.qml

 import QtQuick          2.7
-import QtQuick.Controls 2.1
+import QtQuick.Controls 1.4
 import QtQuick.Layouts  1.3
 
 import QGroundControl                   1.0

src/MissionEditor/QGCMapPolygonControls.qml

 import QtQuick          2.7
-import QtQuick.Controls 2.1
+import QtQuick.Controls 1.4
 
 import QGroundControl.ScreenTools   1.0
 import QGroundControl.Controls      1.0

src/MissionEditor/RallyPointEditorHeader.qml

 import QtQuick          2.7
-import QtQuick.Controls 2.1
+import QtQuick.Controls 1.4
 
 import QGroundControl               1.0
 import QGroundControl.ScreenTools   1.0

src/MissionEditor/RallyPointItemEditor.qml

 import QtQuick          2.7
-import QtQuick.Controls 2.1
+import QtQuick.Controls 1.4
 import QtQuick.Layouts  1.3
 
 import QGroundControl.ScreenTools   1.0

src/MissionEditor/SimpleItemEditor.qml

 import QtQuick                  2.7
-import QtQuick.Controls         2.1
+import QtQuick.Controls         1.4
 import QtQuick.Controls.Styles  1.4
 import QtQuick.Dialogs          1.2
 import QtQuick.Layouts          1.3

src/MissionEditor/SimpleItemMapVisual.qml

@@ -8,7 +8,7 @@
  ****************************************************************************/
 
 import QtQuick          2.7
-import QtQuick.Controls 2.1
+import QtQuick.Controls 1.4
 import QtLocation       5.6
 import QtPositioning    5.5
 

src/MissionEditor/SurveyItemEditor.qml

 import QtQuick          2.7
-import QtQuick.Controls 2.1
+import QtQuick.Controls 1.4
 import QtQuick.Dialogs  1.2
 import QtQuick.Layouts  1.3
 

src/MissionEditor/SurveyMapVisual.qml

@@ -8,7 +8,7 @@
  ****************************************************************************/
 
 import QtQuick          2.7
-import QtQuick.Controls 2.1
+import QtQuick.Controls 1.4
 import QtLocation       5.6
 import QtPositioning    5.5
 

src/MultiVehicle/MultiVehicleView.qml

@@ -8,7 +8,7 @@
  ****************************************************************************/
 
 import QtQuick          2.7
-import QtQuick.Controls 2.1
+import QtQuick.Controls 1.4
 import QtQuick.Dialogs  1.2
 import QtQuick.Layouts  1.3
 

src/QmlControls/AppMessages.qml

@@ -8,7 +8,7 @@
  ****************************************************************************/
 
 import QtQuick                  2.7
-import QtQuick.Controls         2.1
+import QtQuick.Controls         1.4
 import QtQuick.Controls.Styles  1.4
 import QtQuick.Dialogs          1.2
 

src/QmlControls/ClickableColor.qml

 import QtQuick 2.7
-import QtQuick.Controls 2.1
+import QtQuick.Controls 1.4
 import QtQuick.Dialogs 1.2
 
 Rectangle {

src/QmlControls/DropButton.qml

 import QtQuick                  2.7
-import QtQuick.Controls         2.1
+import QtQuick.Controls         1.4
 import QtQuick.Controls.Styles  1.4
 
 import QGroundControl               1.0

src/QmlControls/DropPanel.qml

@@ -8,7 +8,7 @@
  ****************************************************************************/
 
 import QtQuick                  2.7
-import QtQuick.Controls         2.1
+import QtQuick.Controls         1.4
 import QtQuick.Controls.Styles  1.4
 
 import QGroundControl               1.0

src/QmlControls/ExclusiveGroupItem.qml

 import QtQuick                  2.7
-import QtQuick.Controls         2.1
+import QtQuick.Controls         1.4
 
 
 /// The ExclusiveGroupItem control can be used as a base class for a control which

src/QmlControls/FactSliderPanel.qml

@@ -9,7 +9,7 @@
 
 
 import QtQuick              2.7
-import QtQuick.Controls     2.1
+import QtQuick.Controls     1.4
 
 import QGroundControl.FactSystem    1.0
 import QGroundControl.FactControls  1.0

src/QmlControls/FlightModeMenu.qml

@@ -8,7 +8,7 @@
  ****************************************************************************/
 
 import QtQuick          2.7
-import QtQuick.Controls 2.1
+import QtQuick.Controls 1.4
 
 import QGroundControl               1.0
 import QGroundControl.Controls      1.0

src/QmlControls/IndicatorButton.qml

 import QtQuick          2.7
-import QtQuick.Controls 2.1
+import QtQuick.Controls 1.4
 
 import QGroundControl.Controls      1.0
 import QGroundControl.Palette       1.0

src/QmlControls/JoystickThumbPad.qml

 import QtQuick                  2.7
-import QtQuick.Controls         2.1
+import QtQuick.Controls         1.4
 
 import QGroundControl.Palette       1.0
 import QGroundControl.ScreenTools   1.0