Add flickable

src/QmlControls/QGCViewMessage.qml

@@ -20,9 +20,16 @@ import QGroundControl.Palette 1.0
 QGCViewDialog {
     property string message
 
-    QGCLabel {
+    QGCFlickable {
         anchors.fill:   parent
+        contentHeight:  label.contentHeight
+
+        QGCLabel {
+            id:             label
+            anchors.left:   parent.left
+            anchors.right:  parent.right
             wrapMode:       Text.WordWrap
             text:           message
         }
     }
+}