QOL changes

added opening the source url, and opening playlist folders, fixed ugly icons

Scripts/SongSource.cs

@@ -0,0 +1,16 @@
+using System;
+using System.Collections;
+using System.Collections.Generic;
+using System.IO;
+using ATL;
+using Godot;
+
+public partial class SongSource : Node{
+	public String TryGetSongUrl(String path){
+		Track theTrack = new(path);
+		if (theTrack.AdditionalFields.TryGetValue("comment", out string value)){
+			return value;
+		}
+		return "";
+	}
+}