Making waypoints (orange) colors use palette so it can be changed in one single place.

src/MissionEditor/MissionEditor.qml

@@ -387,7 +387,7 @@ QGCView {
                 MapPolyline {
                     id:         homePositionLine
                     line.width: 3
-                    line.color: "orange"
+                    line.color: _qgcPal.mapButtonHighlight
                     z:          1
 
                     property var homePositionCoordinate: _homePositionCoordinate
@@ -421,7 +421,7 @@ QGCView {
                     delegate:
                         MapPolyline {
                             line.width: 3
-                            line.color: "orange"
+                            line.color: _qgcPal.mapButtonHighlight
                             z:          1
 
                             path: [

src/QmlControls/MissionItemIndexLabel.qml

@@ -3,6 +3,7 @@ import QtQuick.Controls         1.2
 import QtQuick.Controls.Styles  1.2
 
 import QGroundControl.ScreenTools 1.0
+import QGroundControl.Palette     1.0
 
 Rectangle {
     property alias  label:          _label.text
@@ -10,12 +11,14 @@ Rectangle {
 
     signal clicked
 
+    QGCPalette { id: qgcPal }
+
     width:          ScreenTools.defaultFontPixelHeight * 1.5
     height:         width
     radius:         width / 2
     border.width:   2
     border.color:   "white"
-    color:          isCurrentItem ? "green" : "orange"
+    color:          isCurrentItem ? "green" : qgcPal.mapButtonHighlight
 
     MouseArea {
         anchors.fill: parent