WIP: Add base QMLs for WelcomeDialog

resources/qml/WelcomePages/WelcomeDialog.qml

@@ -0,0 +1,30 @@
+// Copyright (c) 2019 Ultimaker B.V.
+// Cura is released under the terms of the LGPLv3 or higher.
+
+import QtQuick 2.10
+import QtQuick.Controls 2.3
+import QtQuick.Window 2.2
+
+import UM 1.3 as UM
+import Cura 1.1 as Cura
+
+
+Window
+{
+    UM.I18nCatalog { id: catalog; name: "cura" }
+
+    title: catalog.i18nc("@title", "Welcome to Ultimaker Cura")
+    modality: Qt.ApplicationModal
+    flags: Qt.Window | Qt.FramelessWindowHint
+
+    width: 580  // TODO
+    height: 600  // TODO
+    color: "transparent"
+
+    StepPanel
+    {
+        id: stepPanel
+        currentStep: 0
+        model: CuraApplication.getWelcomePagesModel()
+    }
+}