Add Generic UI foundation

Config/DefaultGame.ini

@@ -2,6 +2,9 @@
 [/Script/CommonUI.CommonUISettings]
 CommonButtonAcceptKeyHandling=TriggerClick
 
+[/Script/GenericUISystem.GUIS_GenericUISystemSettings]
+GameUIPolicyClass="/Script/PHY.PHYGameUIPolicy"
+
 [/Script/EngineSettings.GeneralProjectSettings]
 ProjectID=E7C26E1F4D195F0DBE49C2A3E5017988
 CopyrightNotice=

Config/DefaultPHYUI.ini

@@ -1,4 +1,11 @@
 [/Script/PHY.PHYUISettings]
 bUseCommonUI=True
+bUseGenericUISystem=True
 bOpenMenusWithGameplayPause=False
+RootLayoutClass="/Script/PHY.PHYGameUILayout"
+DefaultHUDWidgetClass="/Script/PHY.PHYHUDStatusWidget"
+GameplayLayerTag=(TagName="UI.Layer.Game")
+HUDLayerTag=(TagName="UI.Layer.HUD")
+MenuLayerTag=(TagName="UI.Layer.Menu")
+ModalLayerTag=(TagName="UI.Layer.Modal")
 DefaultHUDLayerName=HUD