/// <summary>Initializes a new instance of <see cref="ProjectFileNodeCollection{T}"/>.</summary>
/// <param name="parent">
/// The parent <see cref="ProjectFileNode"/>.
/// </param>
public ProjectFileNodeCollection(ProjectFileNode parent)
{
Parent = Guard.NotNull(parent, "parent");
}
/// <summary>Adds a child to the node.</summary>
/// <param name="child">The child to add.</param>
public void Add(ProjectFileNode child)
{
Guard.NotNull(child, "child");
Element.Add(child.Element);
}