diff --git a/deploy/qt/imports/QtQuick/Controls.2/Button.qml b/deploy/qt/imports/QtQuick/Controls.2/Button.qml
deleted file mode 100644
index a4f8369f..00000000
--- a/deploy/qt/imports/QtQuick/Controls.2/Button.qml
+++ /dev/null
@@ -1,79 +0,0 @@
-/****************************************************************************
-**
-** Copyright (C) 2017 The Qt Company Ltd.
-** Contact: http://www.qt.io/licensing/
-**
-** This file is part of the Qt Quick Controls 2 module of the Qt Toolkit.
-**
-** $QT_BEGIN_LICENSE:LGPL3$
-** 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 http://www.qt.io/terms-conditions. For further
-** information use the contact form at http://www.qt.io/contact-us.
-**
-** GNU Lesser General Public License Usage
-** Alternatively, this file may be used under the terms of the GNU Lesser
-** General Public License version 3 as published by the Free Software
-** Foundation and appearing in the file LICENSE.LGPLv3 included in the
-** packaging of this file. Please review the following information to
-** ensure the GNU Lesser General Public License version 3 requirements
-** will be met: https://www.gnu.org/licenses/lgpl.html.
-**
-** GNU General Public License Usage
-** Alternatively, this file may be used under the terms of the GNU
-** General Public License version 2.0 or later as published by the Free
-** Software Foundation and appearing in the file LICENSE.GPL included in
-** the packaging of this file. Please review the following information to
-** ensure the GNU General Public License version 2.0 requirements will be
-** met: http://www.gnu.org/licenses/gpl-2.0.html.
-**
-** $QT_END_LICENSE$
-**
-****************************************************************************/
-
-import QtQuick 2.12
-import QtQuick.Controls 2.12
-import QtQuick.Controls.impl 2.12
-import QtQuick.Templates 2.12 as T
-
-T.Button {
-    id: control
-
-    implicitWidth: Math.max(implicitBackgroundWidth + leftInset + rightInset,
-                            implicitContentWidth + leftPadding + rightPadding)
-    implicitHeight: Math.max(implicitBackgroundHeight + topInset + bottomInset,
-                             implicitContentHeight + topPadding + bottomPadding)
-
-    padding: 6
-    horizontalPadding: padding + 2
-    spacing: 6
-
-    icon.width: 24
-    icon.height: 24
-    icon.color: control.enabled ? "transparent" : control.palette.buttonText
-
-    contentItem: IconLabel {
-        spacing: control.spacing
-        mirrored: control.mirrored
-        display: control.display
-
-        icon: control.icon
-        text: control.text
-        font: control.font
-        color: control.checked || control.highlighted ? control.palette.brightText :
-               control.flat && !control.down ? (control.visualFocus ? control.palette.highlight : control.palette.windowText) : control.palette.buttonText
-    }
-
-    background: Rectangle {
-        implicitWidth: 100
-        implicitHeight: 40
-        visible: !control.flat || control.down || control.checked || control.highlighted
-        color: Color.blend(control.checked || control.highlighted ? control.palette.dark : control.palette.button,
-                                                                    control.palette.mid, control.down ? 0.5 : 0.0)
-        border.color: control.palette.highlight
-        border.width: control.visualFocus ? 2 : 0
-    }
-}
diff --git a/deploy/qt/imports/QtQuick/Controls.2/CheckDelegate.qml b/deploy/qt/imports/QtQuick/Controls.2/CheckDelegate.qml
deleted file mode 100644
index 469f0fbc..00000000
--- a/deploy/qt/imports/QtQuick/Controls.2/CheckDelegate.qml
+++ /dev/null
@@ -1,110 +0,0 @@
-/****************************************************************************
-**
-** Copyright (C) 2017 The Qt Company Ltd.
-** Contact: http://www.qt.io/licensing/
-**
-** This file is part of the Qt Quick Controls 2 module of the Qt Toolkit.
-**
-** $QT_BEGIN_LICENSE:LGPL3$
-** 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 http://www.qt.io/terms-conditions. For further
-** information use the contact form at http://www.qt.io/contact-us.
-**
-** GNU Lesser General Public License Usage
-** Alternatively, this file may be used under the terms of the GNU Lesser
-** General Public License version 3 as published by the Free Software
-** Foundation and appearing in the file LICENSE.LGPLv3 included in the
-** packaging of this file. Please review the following information to
-** ensure the GNU Lesser General Public License version 3 requirements
-** will be met: https://www.gnu.org/licenses/lgpl.html.
-**
-** GNU General Public License Usage
-** Alternatively, this file may be used under the terms of the GNU
-** General Public License version 2.0 or later as published by the Free
-** Software Foundation and appearing in the file LICENSE.GPL included in
-** the packaging of this file. Please review the following information to
-** ensure the GNU General Public License version 2.0 requirements will be
-** met: http://www.gnu.org/licenses/gpl-2.0.html.
-**
-** $QT_END_LICENSE$
-**
-****************************************************************************/
-
-import QtQuick 2.12
-import QtQuick.Templates 2.12 as T
-import QtQuick.Controls 2.12
-import QtQuick.Controls.impl 2.12
-
-T.CheckDelegate {
-    id: control
-
-    implicitWidth: Math.max(implicitBackgroundWidth + leftInset + rightInset,
-                            implicitContentWidth + leftPadding + rightPadding)
-    implicitHeight: Math.max(implicitBackgroundHeight + topInset + bottomInset,
-                             implicitContentHeight + topPadding + bottomPadding,
-                             implicitIndicatorHeight + topPadding + bottomPadding)
-
-    padding: 12
-    spacing: 12
-
-    icon.width: 24
-    icon.height: 24
-    icon.color: control.enabled ? "transparent" : control.palette.text
-
-    contentItem: IconLabel {
-        leftPadding: control.mirrored ? control.indicator.width + control.spacing : 0
-        rightPadding: !control.mirrored ? control.indicator.width + control.spacing : 0
-
-        spacing: control.spacing
-        mirrored: control.mirrored
-        display: control.display
-        alignment: control.display === IconLabel.IconOnly || control.display === IconLabel.TextUnderIcon ? Qt.AlignCenter : Qt.AlignLeft
-
-        icon: control.icon
-        text: control.text
-        font: control.font
-        color: control.palette.text
-    }
-
-    // keep in sync with CheckBox.qml (shared CheckIndicator.qml was removed for performance reasons)
-    indicator: Rectangle {
-        implicitWidth: 28
-        implicitHeight: 28
-
-        x: control.mirrored ? control.leftPadding : control.width - width - control.rightPadding
-        y: control.topPadding + (control.availableHeight - height) / 2
-
-        color: control.down ? control.palette.light : control.palette.base
-        border.width: control.visualFocus ? 2 : 1
-        border.color: control.visualFocus ? control.palette.highlight : control.palette.mid
-
-        ColorImage {
-            x: (parent.width - width) / 2
-            y: (parent.height - height) / 2
-            defaultColor: "#353637"
-            color: control.palette.text
-            source: "qrc:/qt-project.org/imports/QtQuick/Controls.2/images/check.png"
-            visible: control.checkState === Qt.Checked
-        }
-
-        Rectangle {
-            x: (parent.width - width) / 2
-            y: (parent.height - height) / 2
-            width: 16
-            height: 3
-            color: control.palette.text
-            visible: control.checkState === Qt.PartiallyChecked
-        }
-    }
-
-    background: Rectangle {
-        implicitWidth: 100
-        implicitHeight: 40
-        visible: control.down || control.highlighted
-        color: control.down ? control.palette.midlight : control.palette.light
-    }
-}
diff --git a/deploy/qt/imports/QtQuick/Controls.2/ItemDelegate.qml b/deploy/qt/imports/QtQuick/Controls.2/ItemDelegate.qml
deleted file mode 100644
index 60c5a7a2..00000000
--- a/deploy/qt/imports/QtQuick/Controls.2/ItemDelegate.qml
+++ /dev/null
@@ -1,77 +0,0 @@
-/****************************************************************************
-**
-** Copyright (C) 2017 The Qt Company Ltd.
-** Contact: http://www.qt.io/licensing/
-**
-** This file is part of the Qt Quick Controls 2 module of the Qt Toolkit.
-**
-** $QT_BEGIN_LICENSE:LGPL3$
-** 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 http://www.qt.io/terms-conditions. For further
-** information use the contact form at http://www.qt.io/contact-us.
-**
-** GNU Lesser General Public License Usage
-** Alternatively, this file may be used under the terms of the GNU Lesser
-** General Public License version 3 as published by the Free Software
-** Foundation and appearing in the file LICENSE.LGPLv3 included in the
-** packaging of this file. Please review the following information to
-** ensure the GNU Lesser General Public License version 3 requirements
-** will be met: https://www.gnu.org/licenses/lgpl.html.
-**
-** GNU General Public License Usage
-** Alternatively, this file may be used under the terms of the GNU
-** General Public License version 2.0 or later as published by the Free
-** Software Foundation and appearing in the file LICENSE.GPL included in
-** the packaging of this file. Please review the following information to
-** ensure the GNU General Public License version 2.0 requirements will be
-** met: http://www.gnu.org/licenses/gpl-2.0.html.
-**
-** $QT_END_LICENSE$
-**
-****************************************************************************/
-
-import QtQuick 2.12
-import QtQuick.Controls 2.12
-import QtQuick.Controls.impl 2.12
-import QtQuick.Templates 2.12 as T
-
-T.ItemDelegate {
-    id: control
-
-    implicitWidth: Math.max(implicitBackgroundWidth + leftInset + rightInset,
-                            implicitContentWidth + leftPadding + rightPadding)
-    implicitHeight: Math.max(implicitBackgroundHeight + topInset + bottomInset,
-                             implicitContentHeight + topPadding + bottomPadding,
-                             implicitIndicatorHeight + topPadding + bottomPadding)
-
-    padding: 12
-    spacing: 8
-
-    icon.width: 24
-    icon.height: 24
-    icon.color: control.enabled ? "transparent" : control.palette.text
-
-    contentItem: IconLabel {
-        spacing: control.spacing
-        mirrored: control.mirrored
-        display: control.display
-        alignment: control.display === IconLabel.IconOnly || control.display === IconLabel.TextUnderIcon ? Qt.AlignCenter : Qt.AlignLeft
-
-        icon: control.icon
-        text: control.text
-        font: control.font
-        color: control.highlighted ? control.palette.highlightedText : control.palette.text
-    }
-
-    background: Rectangle {
-        implicitWidth: 100
-        implicitHeight: 40
-        visible: control.down || control.highlighted || control.visualFocus
-        color: Color.blend(control.down ? control.palette.midlight : control.palette.light,
-                                          control.palette.highlight, control.visualFocus ? 0.15 : 0.0)
-    }
-}
diff --git a/deploy/qt/imports/QtQuick/Controls.2/MenuBarItem.qml b/deploy/qt/imports/QtQuick/Controls.2/MenuBarItem.qml
deleted file mode 100644
index da8c9447..00000000
--- a/deploy/qt/imports/QtQuick/Controls.2/MenuBarItem.qml
+++ /dev/null
@@ -1,77 +0,0 @@
-/****************************************************************************
-**
-** Copyright (C) 2017 The Qt Company Ltd.
-** Contact: http://www.qt.io/licensing/
-**
-** This file is part of the Qt Quick Controls 2 module of the Qt Toolkit.
-**
-** $QT_BEGIN_LICENSE:LGPL3$
-** 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 http://www.qt.io/terms-conditions. For further
-** information use the contact form at http://www.qt.io/contact-us.
-**
-** GNU Lesser General Public License Usage
-** Alternatively, this file may be used under the terms of the GNU Lesser
-** General Public License version 3 as published by the Free Software
-** Foundation and appearing in the file LICENSE.LGPLv3 included in the
-** packaging of this file. Please review the following information to
-** ensure the GNU Lesser General Public License version 3 requirements
-** will be met: https://www.gnu.org/licenses/lgpl.html.
-**
-** GNU General Public License Usage
-** Alternatively, this file may be used under the terms of the GNU
-** General Public License version 2.0 or later as published by the Free
-** Software Foundation and appearing in the file LICENSE.GPL included in
-** the packaging of this file. Please review the following information to
-** ensure the GNU General Public License version 2.0 requirements will be
-** met: http://www.gnu.org/licenses/gpl-2.0.html.
-**
-** $QT_END_LICENSE$
-**
-****************************************************************************/
-
-import QtQuick 2.12
-import QtQuick.Templates 2.12 as T
-import QtQuick.Controls 2.12
-import QtQuick.Controls.impl 2.12
-
-T.MenuBarItem {
-    id: control
-
-    implicitWidth: Math.max(implicitBackgroundWidth + leftInset + rightInset,
-                            implicitContentWidth + leftPadding + rightPadding)
-    implicitHeight: Math.max(implicitBackgroundHeight + topInset + bottomInset,
-                             implicitContentHeight + topPadding + bottomPadding,
-                             implicitIndicatorHeight + topPadding + bottomPadding)
-
-    spacing: 6
-    padding: 6
-    leftPadding: 12
-    rightPadding: 16
-
-    icon.width: 24
-    icon.height: 24
-    icon.color: control.enabled ? "transparent" : control.palette.buttonText
-
-    contentItem: IconLabel {
-        spacing: control.spacing
-        mirrored: control.mirrored
-        display: control.display
-        alignment: Qt.AlignLeft
-
-        icon: control.icon
-        text: control.text
-        font: control.font
-        color: control.palette.buttonText
-    }
-
-    background: Rectangle {
-        implicitWidth: 40
-        implicitHeight: 40
-        color: control.down || control.highlighted ? control.palette.mid : "transparent"
-    }
-}
diff --git a/deploy/qt/imports/QtQuick/Controls.2/MenuItem.qml b/deploy/qt/imports/QtQuick/Controls.2/MenuItem.qml
deleted file mode 100644
index 9a139caa..00000000
--- a/deploy/qt/imports/QtQuick/Controls.2/MenuItem.qml
+++ /dev/null
@@ -1,105 +0,0 @@
-/****************************************************************************
-**
-** Copyright (C) 2017 The Qt Company Ltd.
-** Contact: http://www.qt.io/licensing/
-**
-** This file is part of the Qt Quick Controls 2 module of the Qt Toolkit.
-**
-** $QT_BEGIN_LICENSE:LGPL3$
-** 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 http://www.qt.io/terms-conditions. For further
-** information use the contact form at http://www.qt.io/contact-us.
-**
-** GNU Lesser General Public License Usage
-** Alternatively, this file may be used under the terms of the GNU Lesser
-** General Public License version 3 as published by the Free Software
-** Foundation and appearing in the file LICENSE.LGPLv3 included in the
-** packaging of this file. Please review the following information to
-** ensure the GNU Lesser General Public License version 3 requirements
-** will be met: https://www.gnu.org/licenses/lgpl.html.
-**
-** GNU General Public License Usage
-** Alternatively, this file may be used under the terms of the GNU
-** General Public License version 2.0 or later as published by the Free
-** Software Foundation and appearing in the file LICENSE.GPL included in
-** the packaging of this file. Please review the following information to
-** ensure the GNU General Public License version 2.0 requirements will be
-** met: http://www.gnu.org/licenses/gpl-2.0.html.
-**
-** $QT_END_LICENSE$
-**
-****************************************************************************/
-
-import QtQuick 2.12
-import QtQuick.Controls 2.12
-import QtQuick.Controls.impl 2.12
-import QtQuick.Templates 2.12 as T
-
-T.MenuItem {
-    id: control
-
-    implicitWidth: Math.max(implicitBackgroundWidth + leftInset + rightInset,
-                            implicitContentWidth + leftPadding + rightPadding)
-    implicitHeight: Math.max(implicitBackgroundHeight + topInset + bottomInset,
-                             implicitContentHeight + topPadding + bottomPadding,
-                             implicitIndicatorHeight + topPadding + bottomPadding)
-
-    padding: 6
-    spacing: 6
-
-    icon.width: 24
-    icon.height: 24
-    icon.color: control.enabled ? "transparent" : control.palette.windowText
-
-    contentItem: IconLabel {
-        readonly property real arrowPadding: control.subMenu && control.arrow ? control.arrow.width + control.spacing : 0
-        readonly property real indicatorPadding: control.checkable && control.indicator ? control.indicator.width + control.spacing : 0
-        leftPadding: !control.mirrored ? indicatorPadding : arrowPadding
-        rightPadding: control.mirrored ? indicatorPadding : arrowPadding
-
-        spacing: control.spacing
-        mirrored: control.mirrored
-        display: control.display
-        alignment: Qt.AlignLeft
-
-        icon: control.icon
-        text: control.text
-        font: control.font
-        color: control.palette.windowText
-    }
-
-    indicator: ColorImage {
-        x: control.mirrored ? control.width - width - control.rightPadding : control.leftPadding
-        y: control.topPadding + (control.availableHeight - height) / 2
-
-        visible: control.checked
-        source: control.checkable ? "qrc:/qt-project.org/imports/QtQuick/Controls.2/images/check.png" : ""
-        color: control.palette.windowText
-        defaultColor: "#353637"
-    }
-
-    arrow: ColorImage {
-        x: control.mirrored ? control.leftPadding : control.width - width - control.rightPadding
-        y: control.topPadding + (control.availableHeight - height) / 2
-
-        visible: control.subMenu
-        mirror: control.mirrored
-        source: control.subMenu ? "qrc:/qt-project.org/imports/QtQuick/Controls.2/images/arrow-indicator.png" : ""
-        color: control.palette.windowText
-        defaultColor: "#353637"
-    }
-
-    background: Rectangle {
-        implicitWidth: 200
-        implicitHeight: 40
-        x: 1
-        y: 1
-        width: control.width - 2
-        height: control.height - 2
-        color: control.down ? control.palette.midlight : control.highlighted ? control.palette.light : "transparent"
-    }
-}
diff --git a/deploy/qt/imports/QtQuick/Controls.2/RadioDelegate.qml b/deploy/qt/imports/QtQuick/Controls.2/RadioDelegate.qml
deleted file mode 100644
index d76e8524..00000000
--- a/deploy/qt/imports/QtQuick/Controls.2/RadioDelegate.qml
+++ /dev/null
@@ -1,103 +0,0 @@
-/****************************************************************************
-**
-** Copyright (C) 2017 The Qt Company Ltd.
-** Contact: http://www.qt.io/licensing/
-**
-** This file is part of the Qt Quick Controls 2 module of the Qt Toolkit.
-**
-** $QT_BEGIN_LICENSE:LGPL3$
-** 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 http://www.qt.io/terms-conditions. For further
-** information use the contact form at http://www.qt.io/contact-us.
-**
-** GNU Lesser General Public License Usage
-** Alternatively, this file may be used under the terms of the GNU Lesser
-** General Public License version 3 as published by the Free Software
-** Foundation and appearing in the file LICENSE.LGPLv3 included in the
-** packaging of this file. Please review the following information to
-** ensure the GNU Lesser General Public License version 3 requirements
-** will be met: https://www.gnu.org/licenses/lgpl.html.
-**
-** GNU General Public License Usage
-** Alternatively, this file may be used under the terms of the GNU
-** General Public License version 2.0 or later as published by the Free
-** Software Foundation and appearing in the file LICENSE.GPL included in
-** the packaging of this file. Please review the following information to
-** ensure the GNU General Public License version 2.0 requirements will be
-** met: http://www.gnu.org/licenses/gpl-2.0.html.
-**
-** $QT_END_LICENSE$
-**
-****************************************************************************/
-
-import QtQuick 2.12
-import QtQuick.Controls 2.12
-import QtQuick.Controls.impl 2.12
-import QtQuick.Templates 2.12 as T
-
-T.RadioDelegate {
-    id: control
-
-    implicitWidth: Math.max(implicitBackgroundWidth + leftInset + rightInset,
-                            implicitContentWidth + leftPadding + rightPadding)
-    implicitHeight: Math.max(implicitBackgroundHeight + topInset + bottomInset,
-                             implicitContentHeight + topPadding + bottomPadding,
-                             implicitIndicatorHeight + topPadding + bottomPadding)
-
-    padding: 12
-    spacing: 12
-
-    icon.width: 24
-    icon.height: 24
-    icon.color: control.enabled ? "transparent" : control.palette.text
-
-    contentItem: IconLabel {
-        leftPadding: control.mirrored ? control.indicator.width + control.spacing : 0
-        rightPadding: !control.mirrored ? control.indicator.width + control.spacing : 0
-
-        spacing: control.spacing
-        mirrored: control.mirrored
-        display: control.display
-        alignment: control.display === IconLabel.IconOnly || control.display === IconLabel.TextUnderIcon ? Qt.AlignCenter : Qt.AlignLeft
-
-        icon: control.icon
-        text: control.text
-        font: control.font
-        color: control.palette.text
-    }
-
-    // keep in sync with RadioButton.qml (shared RadioIndicator.qml was removed for performance reasons)
-    indicator: Rectangle {
-        implicitWidth: 28
-        implicitHeight: 28
-
-        x: control.mirrored ? control.leftPadding : control.width - width - control.rightPadding
-        y: control.topPadding + (control.availableHeight - height) / 2
-
-        radius: width / 2
-        color: control.down ? control.palette.light : control.palette.base
-        border.width: control.visualFocus ? 2 : 1
-        border.color: control.visualFocus ? control.palette.highlight : control.palette.mid
-
-        Rectangle {
-            x: (parent.width - width) / 2
-            y: (parent.height - height) / 2
-            width: 20
-            height: 20
-            radius: width / 2
-            color: control.palette.text
-            visible: control.checked
-        }
-    }
-
-    background: Rectangle {
-        implicitWidth: 100
-        implicitHeight: 40
-        visible: control.down || control.highlighted
-        color: control.down ? control.palette.midlight : control.palette.light
-    }
-}
diff --git a/deploy/qt/imports/QtQuick/Controls.2/RoundButton.qml b/deploy/qt/imports/QtQuick/Controls.2/RoundButton.qml
deleted file mode 100644
index 8abf3823..00000000
--- a/deploy/qt/imports/QtQuick/Controls.2/RoundButton.qml
+++ /dev/null
@@ -1,80 +0,0 @@
-/****************************************************************************
-**
-** Copyright (C) 2017 The Qt Company Ltd.
-** Contact: http://www.qt.io/licensing/
-**
-** This file is part of the Qt Quick Controls 2 module of the Qt Toolkit.
-**
-** $QT_BEGIN_LICENSE:LGPL3$
-** 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 http://www.qt.io/terms-conditions. For further
-** information use the contact form at http://www.qt.io/contact-us.
-**
-** GNU Lesser General Public License Usage
-** Alternatively, this file may be used under the terms of the GNU Lesser
-** General Public License version 3 as published by the Free Software
-** Foundation and appearing in the file LICENSE.LGPLv3 included in the
-** packaging of this file. Please review the following information to
-** ensure the GNU Lesser General Public License version 3 requirements
-** will be met: https://www.gnu.org/licenses/lgpl.html.
-**
-** GNU General Public License Usage
-** Alternatively, this file may be used under the terms of the GNU
-** General Public License version 2.0 or later as published by the Free
-** Software Foundation and appearing in the file LICENSE.GPL included in
-** the packaging of this file. Please review the following information to
-** ensure the GNU General Public License version 2.0 requirements will be
-** met: http://www.gnu.org/licenses/gpl-2.0.html.
-**
-** $QT_END_LICENSE$
-**
-****************************************************************************/
-
-import QtQuick 2.12
-import QtQuick.Controls 2.12
-import QtQuick.Controls.impl 2.12
-import QtQuick.Templates 2.12 as T
-
-T.RoundButton {
-    id: control
-
-    implicitWidth: Math.max(implicitBackgroundWidth + leftInset + rightInset,
-                            implicitContentWidth + leftPadding + rightPadding)
-    implicitHeight: Math.max(implicitBackgroundHeight + topInset + bottomInset,
-                             implicitContentHeight + topPadding + bottomPadding)
-
-    padding: 6
-    spacing: 6
-
-    icon.width: 24
-    icon.height: 24
-    icon.color: control.enabled ? "transparent" : control.palette.buttonText
-
-    contentItem: IconLabel {
-        spacing: control.spacing
-        mirrored: control.mirrored
-        display: control.display
-
-        icon: control.icon
-        text: control.text
-        font: control.font
-        color: control.checked || control.highlighted ? control.palette.brightText :
-               control.flat && !control.down ? (control.visualFocus ? control.palette.highlight : control.palette.windowText) : control.palette.buttonText
-    }
-
-    background: Rectangle {
-        implicitWidth: 40
-        implicitHeight: 40
-        radius: control.radius
-        opacity: enabled ? 1 : 0.3
-        visible: !control.flat || control.down || control.checked || control.highlighted
-        color: Color.blend(control.checked || control.highlighted ? control.palette.dark : control.palette.button,
-                                                                    control.palette.mid, control.down ? 0.5 : 0.0)
-        border.color: control.palette.highlight
-        border.width: control.visualFocus ? 2 : 0
-    }
-}
diff --git a/deploy/qt/imports/QtQuick/Controls.2/SwipeDelegate.qml b/deploy/qt/imports/QtQuick/Controls.2/SwipeDelegate.qml
deleted file mode 100644
index d30aaffb..00000000
--- a/deploy/qt/imports/QtQuick/Controls.2/SwipeDelegate.qml
+++ /dev/null
@@ -1,78 +0,0 @@
-/****************************************************************************
-**
-** Copyright (C) 2017 The Qt Company Ltd.
-** Contact: http://www.qt.io/licensing/
-**
-** This file is part of the Qt Quick Controls 2 module of the Qt Toolkit.
-**
-** $QT_BEGIN_LICENSE:LGPL3$
-** 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 http://www.qt.io/terms-conditions. For further
-** information use the contact form at http://www.qt.io/contact-us.
-**
-** GNU Lesser General Public License Usage
-** Alternatively, this file may be used under the terms of the GNU Lesser
-** General Public License version 3 as published by the Free Software
-** Foundation and appearing in the file LICENSE.LGPLv3 included in the
-** packaging of this file. Please review the following information to
-** ensure the GNU Lesser General Public License version 3 requirements
-** will be met: https://www.gnu.org/licenses/lgpl.html.
-**
-** GNU General Public License Usage
-** Alternatively, this file may be used under the terms of the GNU
-** General Public License version 2.0 or later as published by the Free
-** Software Foundation and appearing in the file LICENSE.GPL included in
-** the packaging of this file. Please review the following information to
-** ensure the GNU General Public License version 2.0 requirements will be
-** met: http://www.gnu.org/licenses/gpl-2.0.html.
-**
-** $QT_END_LICENSE$
-**
-****************************************************************************/
-
-import QtQuick 2.12
-import QtQuick.Controls 2.12
-import QtQuick.Controls.impl 2.12
-import QtQuick.Templates 2.12 as T
-
-T.SwipeDelegate {
-    id: control
-
-    implicitWidth: Math.max(implicitBackgroundWidth + leftInset + rightInset,
-                            implicitContentWidth + leftPadding + rightPadding)
-    implicitHeight: Math.max(implicitBackgroundHeight + topInset + bottomInset,
-                             implicitContentHeight + topPadding + bottomPadding,
-                             implicitIndicatorHeight + topPadding + bottomPadding)
-
-    padding: 12
-    spacing: 12
-
-    icon.width: 24
-    icon.height: 24
-    icon.color: control.enabled ? "transparent" : control.palette.text
-
-    swipe.transition: Transition { SmoothedAnimation { velocity: 3; easing.type: Easing.InOutCubic } }
-
-    contentItem: IconLabel {
-        spacing: control.spacing
-        mirrored: control.mirrored
-        display: control.display
-        alignment: control.display === IconLabel.IconOnly || control.display === IconLabel.TextUnderIcon ? Qt.AlignCenter : Qt.AlignLeft
-
-        icon: control.icon
-        text: control.text
-        font: control.font
-        color: control.palette.text
-    }
-
-    background: Rectangle {
-        implicitWidth: 100
-        implicitHeight: 40
-        color: Color.blend(control.down ? control.palette.midlight : control.palette.light,
-                                          control.palette.highlight, control.visualFocus ? 0.15 : 0.0)
-    }
-}
diff --git a/deploy/qt/imports/QtQuick/Controls.2/SwitchDelegate.qml b/deploy/qt/imports/QtQuick/Controls.2/SwitchDelegate.qml
deleted file mode 100644
index 5fb91c84..00000000
--- a/deploy/qt/imports/QtQuick/Controls.2/SwitchDelegate.qml
+++ /dev/null
@@ -1,109 +0,0 @@
-/****************************************************************************
-**
-** Copyright (C) 2017 The Qt Company Ltd.
-** Contact: http://www.qt.io/licensing/
-**
-** This file is part of the Qt Quick Controls 2 module of the Qt Toolkit.
-**
-** $QT_BEGIN_LICENSE:LGPL3$
-** 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 http://www.qt.io/terms-conditions. For further
-** information use the contact form at http://www.qt.io/contact-us.
-**
-** GNU Lesser General Public License Usage
-** Alternatively, this file may be used under the terms of the GNU Lesser
-** General Public License version 3 as published by the Free Software
-** Foundation and appearing in the file LICENSE.LGPLv3 included in the
-** packaging of this file. Please review the following information to
-** ensure the GNU Lesser General Public License version 3 requirements
-** will be met: https://www.gnu.org/licenses/lgpl.html.
-**
-** GNU General Public License Usage
-** Alternatively, this file may be used under the terms of the GNU
-** General Public License version 2.0 or later as published by the Free
-** Software Foundation and appearing in the file LICENSE.GPL included in
-** the packaging of this file. Please review the following information to
-** ensure the GNU General Public License version 2.0 requirements will be
-** met: http://www.gnu.org/licenses/gpl-2.0.html.
-**
-** $QT_END_LICENSE$
-**
-****************************************************************************/
-
-import QtQuick 2.12
-import QtQuick.Templates 2.12 as T
-import QtQuick.Controls 2.12
-import QtQuick.Controls.impl 2.12
-
-T.SwitchDelegate {
-    id: control
-
-    implicitWidth: Math.max(implicitBackgroundWidth + leftInset + rightInset,
-                            implicitContentWidth + leftPadding + rightPadding)
-    implicitHeight: Math.max(implicitBackgroundHeight + topInset + bottomInset,
-                             implicitContentHeight + topPadding + bottomPadding,
-                             implicitIndicatorHeight + topPadding + bottomPadding)
-
-    padding: 12
-    spacing: 12
-
-    icon.width: 24
-    icon.height: 24
-    icon.color: control.enabled ? "transparent" : control.palette.text
-
-    indicator: PaddedRectangle {
-        implicitWidth: 56
-        implicitHeight: 28
-
-        x: control.text ? (control.mirrored ? control.leftPadding : control.width - width - control.rightPadding) : control.leftPadding + (control.availableWidth - width) / 2
-        y: control.topPadding + (control.availableHeight - height) / 2
-
-        radius: 8
-        leftPadding: 0
-        rightPadding: 0
-        padding: (height - 16) / 2
-        color: control.checked ? control.palette.dark : control.palette.midlight
-
-        Rectangle {
-            x: Math.max(0, Math.min(parent.width - width, control.visualPosition * parent.width - (width / 2)))
-            y: (parent.height - height) / 2
-            width: 28
-            height: 28
-            radius: 16
-            color: control.down ? control.palette.light : control.palette.window
-            border.width: control.visualFocus ? 2 : 1
-            border.color: control.visualFocus ? control.palette.highlight : control.enabled ? control.palette.mid : control.palette.midlight
-
-            Behavior on x {
-                enabled: !control.down
-                SmoothedAnimation { velocity: 200 }
-            }
-        }
-    }
-
-    contentItem: IconLabel {
-        leftPadding: control.mirrored ? control.indicator.width + control.spacing : 0
-        rightPadding: !control.mirrored ? control.indicator.width + control.spacing : 0
-
-        spacing: control.spacing
-        mirrored: control.mirrored
-        display: control.display
-        alignment: control.display === IconLabel.IconOnly || control.display === IconLabel.TextUnderIcon ? Qt.AlignCenter : Qt.AlignLeft
-
-        icon: control.icon
-        text: control.text
-        font: control.font
-        color: control.palette.text
-    }
-
-    background: Rectangle {
-        implicitWidth: 100
-        implicitHeight: 40
-        visible: control.down || control.highlighted
-        color: control.down ? control.palette.midlight : control.palette.light
-    }
-}
diff --git a/deploy/qt/imports/QtQuick/Controls.2/TabButton.qml b/deploy/qt/imports/QtQuick/Controls.2/TabButton.qml
deleted file mode 100644
index 280d1cad..00000000
--- a/deploy/qt/imports/QtQuick/Controls.2/TabButton.qml
+++ /dev/null
@@ -1,73 +0,0 @@
-/****************************************************************************
-**
-** Copyright (C) 2017 The Qt Company Ltd.
-** Contact: http://www.qt.io/licensing/
-**
-** This file is part of the Qt Quick Controls 2 module of the Qt Toolkit.
-**
-** $QT_BEGIN_LICENSE:LGPL3$
-** 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 http://www.qt.io/terms-conditions. For further
-** information use the contact form at http://www.qt.io/contact-us.
-**
-** GNU Lesser General Public License Usage
-** Alternatively, this file may be used under the terms of the GNU Lesser
-** General Public License version 3 as published by the Free Software
-** Foundation and appearing in the file LICENSE.LGPLv3 included in the
-** packaging of this file. Please review the following information to
-** ensure the GNU Lesser General Public License version 3 requirements
-** will be met: https://www.gnu.org/licenses/lgpl.html.
-**
-** GNU General Public License Usage
-** Alternatively, this file may be used under the terms of the GNU
-** General Public License version 2.0 or later as published by the Free
-** Software Foundation and appearing in the file LICENSE.GPL included in
-** the packaging of this file. Please review the following information to
-** ensure the GNU General Public License version 2.0 requirements will be
-** met: http://www.gnu.org/licenses/gpl-2.0.html.
-**
-** $QT_END_LICENSE$
-**
-****************************************************************************/
-
-import QtQuick 2.12
-import QtQuick.Controls 2.12
-import QtQuick.Controls.impl 2.12
-import QtQuick.Templates 2.12 as T
-
-T.TabButton {
-    id: control
-
-    implicitWidth: Math.max(implicitBackgroundWidth + leftInset + rightInset,
-                            implicitContentWidth + leftPadding + rightPadding)
-    implicitHeight: Math.max(implicitBackgroundHeight + topInset + bottomInset,
-                             implicitContentHeight + topPadding + bottomPadding)
-
-    padding: 6
-    spacing: 6
-
-    icon.width: 24
-    icon.height: 24
-    icon.color: control.enabled ? "transparent" : control.palette.brightText
-
-    contentItem: IconLabel {
-        spacing: control.spacing
-        mirrored: control.mirrored
-        display: control.display
-
-        icon: control.icon
-        text: control.text
-        font: control.font
-        color: control.checked ? control.palette.windowText : control.palette.brightText
-    }
-
-    background: Rectangle {
-        implicitHeight: 40
-        color: Color.blend(control.checked ? control.palette.window : control.palette.dark,
-                                             control.palette.mid, control.down ? 0.5 : 0.0)
-    }
-}
diff --git a/deploy/qt/imports/QtQuick/Controls.2/ToolButton.qml b/deploy/qt/imports/QtQuick/Controls.2/ToolButton.qml
deleted file mode 100644
index 9ab53109..00000000
--- a/deploy/qt/imports/QtQuick/Controls.2/ToolButton.qml
+++ /dev/null
@@ -1,75 +0,0 @@
-/****************************************************************************
-**
-** Copyright (C) 2017 The Qt Company Ltd.
-** Contact: http://www.qt.io/licensing/
-**
-** This file is part of the Qt Quick Controls 2 module of the Qt Toolkit.
-**
-** $QT_BEGIN_LICENSE:LGPL3$
-** 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 http://www.qt.io/terms-conditions. For further
-** information use the contact form at http://www.qt.io/contact-us.
-**
-** GNU Lesser General Public License Usage
-** Alternatively, this file may be used under the terms of the GNU Lesser
-** General Public License version 3 as published by the Free Software
-** Foundation and appearing in the file LICENSE.LGPLv3 included in the
-** packaging of this file. Please review the following information to
-** ensure the GNU Lesser General Public License version 3 requirements
-** will be met: https://www.gnu.org/licenses/lgpl.html.
-**
-** GNU General Public License Usage
-** Alternatively, this file may be used under the terms of the GNU
-** General Public License version 2.0 or later as published by the Free
-** Software Foundation and appearing in the file LICENSE.GPL included in
-** the packaging of this file. Please review the following information to
-** ensure the GNU General Public License version 2.0 requirements will be
-** met: http://www.gnu.org/licenses/gpl-2.0.html.
-**
-** $QT_END_LICENSE$
-**
-****************************************************************************/
-
-import QtQuick 2.12
-import QtQuick.Controls 2.12
-import QtQuick.Controls.impl 2.12
-import QtQuick.Templates 2.12 as T
-
-T.ToolButton {
-    id: control
-
-    implicitWidth: Math.max(implicitBackgroundWidth + leftInset + rightInset,
-                            implicitContentWidth + leftPadding + rightPadding)
-    implicitHeight: Math.max(implicitBackgroundHeight + topInset + bottomInset,
-                             implicitContentHeight + topPadding + bottomPadding)
-
-    padding: 6
-    spacing: 6
-
-    icon.width: 24
-    icon.height: 24
-    icon.color: control.enabled ? "transparent" : control.palette.buttonText
-
-    contentItem: IconLabel {
-        spacing: control.spacing
-        mirrored: control.mirrored
-        display: control.display
-
-        icon: control.icon
-        text: control.text
-        font: control.font
-        color: control.visualFocus ? control.palette.highlight : control.palette.buttonText
-    }
-
-    background: Rectangle {
-        implicitWidth: 40
-        implicitHeight: 40
-
-        opacity: control.down ? 1.0 : 0.5
-        color: control.down || control.checked || control.highlighted ? control.palette.mid : control.palette.button
-    }
-}