Increase hamburger touch size

src/MissionEditor/MissionItemEditor.qml

@@ -66,8 +66,16 @@ Rectangle {
         visible:                missionItem.isCurrentItem && missionItem.sequenceNumber != 0
         color:                  qgcPal.windowShade
 
+    }
+
     MouseArea {
-            anchors.fill:   parent
+        // The MouseArea for the hamburger is larger than the hamburger image itself in order to provide a larger
+        // touch area on mobile
+        anchors.top:        parent.top
+        anchors.bottom:     editorLoader.top
+        anchors.leftMargin: -hamburger.anchors.rightMargin
+        anchors.left:       hamburger.left
+        anchors.right:      parent.right
         onClicked:          hamburgerMenu.popup()
 
         Menu {
@@ -113,7 +121,6 @@ Rectangle {
             }
         }
     }
-    }
 
     QGCButton {
         id:                     commandPicker