public static bool TryGetEntry(string trackId, out FavouriteTabEntry entry)
        {
            var match = Entries.FirstOrDefault(e => e.TrackId.Equals(trackId));

            entry = match;
            return(match != null);
        }
        public static FavouriteTabEntry AddEntry(string trackId, string url)
        {
            RemoveEntry(trackId);

            var entry = new FavouriteTabEntry()
            {
                TrackId = trackId, TabUrl = url
            };

            Entries.Add(entry);
            Save();
            return(entry);
        }