An optional list of path.
If this object's name field is 'home' and one of the child's name is 'profile'.
Accessing the child will be achieved using the following url '/home/profile'.
Or if the user is already on the home page, '/profile' using the relative-rooting
based navigation.
A Map field populated in this object's constructor to allow faster
relative-rooting based navigation by creating a more efficient way
to retrieve a child based on his name.
A link to the parent NorsePath path. A parent-child link is when
a path (the child) is contained inside the children field of another path (the parent).