/// <summary>
/// Add stairs
/// </summary>
/// <param name="s">New stairs</param>
public void AddStairs(Stairs s)
{
Stairs.Add(s);
}
/// <summary>
/// Make connection between given stairs and this entry with given index
/// </summary>
/// <param name="s">Stairs</param>
/// <param name="id">Index in stairs of this entry</param>
public void BindStairs(Stairs s, int id)
{
ConnectedStairs = s;
ID = id;
}
