Doc: Fix issues related to example docs

    - Add documentation for Quick Nano Browser
    - Add all examples to the correct group
    - Add instructions to run the examples
    - Qt WebEngine Widgets index page: Add examples section

Task-number: QTBUG-42668
Change-Id: Ie60f8708336b9c147d0c22afb555fe87287deddc
Reviewed-by: Jocelyn Turcotte <jocelyn.turcotte@digia.com>
Reviewed-by: Venugopal Shivashankar <venugopal.shivashankar@digia.com>

examples/webengine/quicknanobrowser/doc/src/quicknanobrowser.qdoc

+/****************************************************************************
+**
+** Copyright (C) 2014 Digia Plc and/or its subsidiary(-ies).
+** Contact: http://www.qt-project.org/legal
+**
+** This file is part of the documentation of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:FDL$
+** 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 Digia.  For licensing terms and
+** conditions see http://qt.digia.com/licensing.  For further information
+** use the contact form at http://qt.digia.com/contact-us.
+**
+** GNU Free Documentation License Usage
+** Alternatively, this file may be used under the terms of the GNU Free
+** Documentation License version 1.3 as published by the Free Software
+** Foundation and appearing in the file included in the packaging of
+** this file.  Please review the following information to ensure
+** the GNU Free Documentation License version 1.3 requirements
+** will be met: http://www.gnu.org/copyleft/fdl.html.
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+/*!
+    \example quicknanobrowser
+    \title WebEngine Quick Nano Browser
+    \ingroup webengine-examples
+    \brief A web browser implemented using the WebEngineView QML type.
+
+    The Quick Nano Browser demo shows the \l{Qt WebEngine} module in action,
+    providing a little QML web browser with support for tabs and keyboard
+    shortcuts.
+
+    \image quicknanobrowser-demo.jpg
+
+    \include examples-run.qdocinc
+*/

examples/webenginewidgets/browser/doc/src/browser.qdoc

 /****************************************************************************
 **
-** Copyright (C) 2013 Digia Plc and/or its subsidiary(-ies).
+** Copyright (C) 2014 Digia Plc and/or its subsidiary(-ies).
 ** Contact: http://www.qt-project.org/legal
 **
 ** This file is part of the documentation of the Qt Toolkit.
@@ -28,10 +28,13 @@
 /*!
     \example browser
     \title WebEngine Tab Browser Example
+    \ingroup webengine-widgetexamples
     \brief The QtWebKit browser example ported to use QtWebEngine
 
     The Tab Browser example shows the \l{Qt WebEngine Widgets} module in action,
     providing a little Web browser application with support for tabs.
 
     \image browser-demo.png
+
+    \include examples-run.qdocinc
 */

examples/webenginewidgets/fancybrowser/doc/src/fancybrowser.qdoc

 /****************************************************************************
 **
-** Copyright (C) 2013 Digia Plc and/or its subsidiary(-ies).
+** Copyright (C) 2014 Digia Plc and/or its subsidiary(-ies).
 ** Contact: http://www.qt-project.org/legal
 **
 ** This file is part of the documentation of the Qt Toolkit.
@@ -28,6 +28,7 @@
 /*!
     \example fancybrowser
     \title WebEngine Fancy Browser Example
+    \ingroup webengine-widgetexamples
     \brief Demonstrates how to use browse web and manipulate content
 
     \brief The Fancy Browser example shows how to use JQuery with QtWebEngine to
@@ -40,6 +41,8 @@
     evaluate the jQuery JavaScript code. A QMainWindow with a QWebEngineView
     as central widget builds up the browser itself.
 
+    \include examples-run.qdocinc
+
     \section1 MainWindow Class Definition
 
     The \c MainWindow class inherits QMainWindow. It implements a number of

src/webenginewidgets/doc/src/qtwebenginewidgets.qdoc

@@ -117,6 +117,12 @@
         \li \l {Qt WebEngine Widgets C++ Classes}
     \endlist
 
+    \section1 Examples
+
+    \list
+        \li \l {Qt WebEngine Widgets Examples}
+    \endlist
+
     \section1 License Information
     This is a snapshot of the integration of Chromium into Qt.