Add method for quit war scene and back to main

scenes/levels/WarCraft.gd

@@ -0,0 +1,9 @@
+extends Spatial
+
+export (PackedScene) var main = load("res://scenes/main.tscn")
+
+func _notification(what):
+	# Back to main scene
+	if what == MainLoop.NOTIFICATION_WM_GO_BACK_REQUEST:
+		var scene = main.instance()
+		call_deferred("add_child", scene)