Added AudioBus. SFX Vol slider now works

godot_ship/script/audio controller/AudioController.gd

@@ -0,0 +1,17 @@
+extends Control
+
+# Declare member variables here. Examples:
+# var a = 2
+# var b = "text"
+
+
+# Called when the node enters the scene tree for the first time.
+func _ready():
+	var _errno = 0
+	_errno += AudioBus.connect("button_clicked", self, "_button_clicked")
+
+func _button_clicked():
+	$buttonSFX.play()
+# Called every frame. 'delta' is the elapsed time since the previous frame.
+#func _process(delta):
+#	pass