Fix TrayMenu crash after display wake. Add checks if screen exists, else set scaling to 1.0

TrayMenu: Replace PopupPanel with NPanel (for better loading & to
prevent QS crash)
Overview, Background etc: add screen checks, if it doesnt exist set
scaling to 1.0

shell.qml

@@ -16,6 +16,7 @@ import qs.Commons
 import qs.Modules.Launcher
 import qs.Modules.Background
 import qs.Modules.Bar
+import qs.Modules.Bar.Extras
 import qs.Modules.BluetoothPanel
 import qs.Modules.Calendar
 import qs.Modules.Dock
@@ -99,6 +100,11 @@ ShellRoot {
     objectName: "archUpdaterPanel"
   }
 
+  TrayMenu {
+    id: trayMenuPanel
+    objectName: "trayMenu"
+  }
+
   Component.onCompleted: {
     // Save a ref. to our lockScreen so we can access it  easily
     PanelService.lockScreen = lockScreen