/// <summary>
 /// Removes the specified Trail.
 /// </summary>
 /// <param name="trail">The trail to remove.</param>
 public virtual void RemoveTrail(Trail trail)
 {
     trails.Remove(trail);
 }
		/// <summary>
		/// Removes the specified Trail.
		/// </summary>
		/// <param name="trail">The trail to remove.</param>
		public virtual void RemoveTrail(Trail trail)
		{
			trails.Remove(trail);
		}
 /// <summary>
 /// Adds a Trail.
 /// </summary>
 /// <param name="trail">The trail to add.</param>
 public virtual void AddTrail(Trail trail)
 {
     trails.Add(trail);
 }
		/// <summary>
		/// Adds a Trail.
		/// </summary>
		/// <param name="trail">The trail to add.</param>
		public virtual void AddTrail(Trail trail)
		{
			trails.Add(trail);
		}