Added Windows installer files

windows/config/config.xml

@@ -0,0 +1,9 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<Installer>
+    <Name>NANDO</Name>
+    <Version>2.2.0</Version>
+    <Title>NANDO Installer</Title>
+    <Publisher>NANDO</Publisher>
+    <StartMenuDir>NANDO</StartMenuDir>
+    <TargetDir>@ApplicationsDir@/NANDO</TargetDir>
+</Installer>

windows/packages/com.nando.nando/meta/installscript.qs

@@ -0,0 +1,43 @@
+/****************************************************************************
+**
+** Copyright (C) 2017 The Qt Company Ltd.
+** Contact: https://www.qt.io/licensing/
+**
+** This file is part of the FOO module of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:GPL-EXCEPT$
+** Commercial License Usage
+** Licensees holding valid commercial Qt licenses may use this file in
+** accordance with the commercial license agreement provided with the
+** Software or, alternatively, in accordance with the terms contained in
+** a written agreement between you and The Qt Company. For licensing terms
+** and conditions see https://www.qt.io/terms-conditions. For further
+** information use the contact form at https://www.qt.io/contact-us.
+**
+** GNU General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU
+** General Public License version 3 as published by the Free Software
+** Foundation with exceptions as appearing in the file LICENSE.GPL3-EXCEPT
+** included in the packaging of this file. Please review the following
+** information to ensure the GNU General Public License requirements will
+** be met: https://www.gnu.org/licenses/gpl-3.0.html.
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+function Component()
+{
+    // default constructor
+}
+
+Component.prototype.createOperations = function()
+{
+    component.createOperations();
+
+    if (systemInfo.productType === "windows") {
+        component.addOperation("CreateShortcut", "@TargetDir@/nando.exe", "@StartMenuDir@/nando.lnk",
+            "workingDirectory=@TargetDir@", "iconPath=%SystemRoot%/system32/SHELL32.dll",
+            "iconId=2", "description=NANDO");
+    }
+}