feat(ui): update all qt modules, supports only 5.8 and later

linphone-desktop/ui/modules/Common/Animations/BusyIndicator.qml

 import QtQuick 2.7
-import QtQuick.Controls 2.0
+import QtQuick.Controls 2.1
 
 import Common.Styles 1.0
 

linphone-desktop/ui/modules/Common/Form/ActionButton.qml

 import QtQuick 2.7
-import QtQuick.Controls 2.0
+import QtQuick.Controls 2.1
 
 import Common 1.0
 

linphone-desktop/ui/modules/Common/Form/Buttons/AbstractTextButton.qml

 import QtQuick 2.7
-import QtQuick.Controls 2.0
+import QtQuick.Controls 2.1
 
 import Common.Styles 1.0
 

linphone-desktop/ui/modules/Common/Form/Buttons/SmallButton.qml

 import QtQuick 2.7
-import QtQuick.Controls 2.0
+import QtQuick.Controls 2.1
 
 import Common.Styles 1.0
 

linphone-desktop/ui/modules/Common/Form/CheckBoxText.qml

 import QtQuick 2.7
-import QtQuick.Controls 2.0
+import QtQuick.Controls 2.1
 
 import Common.Styles 1.0
 

linphone-desktop/ui/modules/Common/Form/ComboBox.qml

 import QtQuick 2.7
-import QtQuick.Controls 2.0
+import QtQuick.Controls 2.1
 import QtQuick.Layouts 1.3
 
 import Common 1.0

linphone-desktop/ui/modules/Common/Form/DroppableTextArea.qml

 import QtQuick 2.7
-import QtQuick.Controls 2.0
+import QtQuick.Controls 2.1
 import QtQuick.Dialogs 1.2
 
 import Common 1.0

linphone-desktop/ui/modules/Common/Form/Fields/NumericField.qml

 import QtQuick 2.7
-import QtQuick.Controls 2.0
+import QtQuick.Controls 2.1
 
 import Common 1.0
 import Common.Styles 1.0

linphone-desktop/ui/modules/Common/Form/Fields/TextAreaField.qml

 import QtQuick 2.7
-import QtQuick.Controls 2.0
+import QtQuick.Controls 2.1
 
 import Common 1.0
 import Common.Styles 1.0

linphone-desktop/ui/modules/Common/Form/Fields/TextField.qml

 import QtQuick 2.7
-import QtQuick.Controls 2.0 as Controls
+import QtQuick.Controls 2.1 as Controls
 
 import Common 1.0
 import Common.Styles 1.0

linphone-desktop/ui/modules/Common/Form/Switch.qml

 import QtQuick 2.7
-import QtQuick.Controls 2.0
+import QtQuick.Controls 2.1
 
 import Common.Styles 1.0
 

linphone-desktop/ui/modules/Common/Form/Tab/TabBar.qml

 import QtQuick 2.7
-import QtQuick.Controls 2.0
+import QtQuick.Controls 2.1
 
 // =============================================================================
 

linphone-desktop/ui/modules/Common/Form/Tab/TabButton.qml

 import QtQuick 2.7
-import QtQuick.Controls 2.0 as Controls
+import QtQuick.Controls 2.1 as Controls
 import QtQuick.Layouts 1.3
 
 import Common 1.0

linphone-desktop/ui/modules/Common/Form/Tab/TabContainer.qml

 import QtQuick 2.7
-import QtQuick.Controls 2.0
+import QtQuick.Controls 2.1
 import QtQuick.Layouts 1.3
 
 import Common 1.0

linphone-desktop/ui/modules/Common/Indicators/VuMeter.qml

 import QtQuick 2.7
-import QtQuick.Controls 2.0
+import QtQuick.Controls 2.1
 
 import Common.Styles 1.0
 

linphone-desktop/ui/modules/Common/Misc/ForceScrollBar.qml

 import QtQuick 2.7
-import QtQuick.Controls 2.0
+import QtQuick.Controls 2.1
 
 import Common.Styles 1.0
 

linphone-desktop/ui/modules/Common/Tooltip/Tooltip.qml

 import QtQuick 2.7
-import QtQuick.Controls 2.0
+import QtQuick.Controls 2.1
 
 import Common 1.0
 import Common.Styles 1.0

linphone-desktop/ui/modules/Common/View/ScrollableListView.qml

 import QtQuick 2.7
-import QtQuick.Controls 2.0
+import QtQuick.Controls 2.1
 
 import Common 1.0
 

linphone-desktop/ui/modules/Linphone/Chat/Chat.qml

 import QtQuick 2.7
-import QtQuick.Controls 2.0
+import QtQuick.Controls 2.1
 import QtQuick.Layouts 1.3
 
 import Common 1.0

linphone-desktop/ui/modules/Linphone/Chat/FileMessage.qml

 import QtQuick 2.7
-import QtQuick.Controls 2.0
+import QtQuick.Controls 2.1
 import QtQuick.Dialogs 1.2
 import QtQuick.Layouts 1.3
 

linphone-desktop/ui/modules/Linphone/Chat/OutgoingMessage.qml

 import QtQuick 2.7
-import QtQuick.Controls 2.0
+import QtQuick.Controls 2.1
 import QtQuick.Layouts 1.3
 
 import Common 1.0

linphone-desktop/ui/views/App/Calls/Incall.qml

 import QtQuick 2.7
-import QtQuick.Controls 2.0
+import QtQuick.Controls 2.1
 import QtQuick.Layouts 1.3
 
 import Common 1.0

linphone-desktop/ui/views/App/Main/ContactEdit.qml

 import QtQuick 2.7
-import QtQuick.Controls 2.0
+import QtQuick.Controls 2.1
 import QtQuick.Dialogs 1.2
 import QtQuick.Layouts 1.3
 

linphone-desktop/ui/views/App/Main/MainWindow.qml

 import QtQuick 2.7
-import QtQuick.Controls 2.0
+import QtQuick.Controls 2.1
 import QtQuick.Layouts 1.3
 
 import Common 1.0

linphone-desktop/ui/views/App/Settings/SettingsWindow.qml

 import QtQuick 2.7
-import QtQuick.Controls 2.0
+import QtQuick.Controls 2.1
 import QtQuick.Layouts 1.3
 
 import Common 1.0