def render_collection(collection, member_fields, view = nil, context: Attributor::DEFAULT_ROOT_CONTEXT)
      render(collection, [member_fields], view, context: context)
    end
def render_collection(collection, member_fields, view = nil, context: Attributor::DEFAULT_ROOT_CONTEXT)
      render(collection, [member_fields], view, context: context)
    end
Renders an a collection using a given list of per-member fields.

 @param [Object] object the object to render
 @param [Hash] fields the set of fields, as from FieldExpander, to apply to each member of the collection.