Relative song paths will now be converted to absolute song paths

Vocaluxe/Base/CConfig.cs

@@ -687,8 +687,9 @@ namespace Vocaluxe.Base
                 foreach (string folder in Config.Game.SongFolder)
                 {
                     //Check if folder exists
-                    if (Directory.Exists(folder))
-                        SongFolders.Add(folder);
+                    if (Directory.Exists(folder)) {
+                        SongFolders.Add(Path.GetFullPath(folder));
+                    }
                 }
             }