def breadcrumbs():
    """Return a sequence of dicts for the breadcrumb information.
        Each dict contains:

        - ``url``: The ``request.mgmt_path`` to that resource

        - ``name``: The resource ``__name__`` or 'Home' for the root

        - ``active``: Boolean representing whether the resource is
          in the breadcrumb is the current context

        - ``icon``: The full path to the icon for that resource type
        """
