Apply manipulators to a SON object as it comes out of the database.

        :Parameters:
          - `son`: the son object coming out of the database
          - `collection`: the collection the son object was saved in

def _fix_outgoing(self, son, collection):
        """Apply manipulators to a SON object as it comes out of the database.

        :Parameters:
          - `son`: the son object coming out of the database
          - `collection`: the collection the son object was saved in
        """
        for manipulator in reversed(self.__outgoing_manipulators):
            son = manipulator.transform_outgoing(son, collection)
        for manipulator in reversed(self.__outgoing_copying_manipulators):
            son = manipulator.transform_outgoing(son, collection)
        return son