Updated how players and song list works

Made many changes with caching, how players works, added sound effects
and animations any many more things

MusicPlayer.tscn

@@ -45,6 +45,14 @@ script = ExtResource("1_t24ra")
 stream = ExtResource("2_xti80")
 bus = &"music"
 
+[node name="AudioSoundPlayer" type="AudioStreamPlayer" parent="."]
+stream = ExtResource("2_xti80")
+bus = &"music"
+
+[node name="AudioSoundEffectPlayer" type="AudioStreamPlayer" parent="."]
+stream = ExtResource("2_xti80")
+bus = &"music"
+
 [node name="MusicPlayerContainer" type="HBoxContainer" parent="."]
 layout_mode = 2
 size_flags_vertical = 4