Auto indexes

@neo.get_node_auto_index_status                            # true or false depending on node auto index setting
@neo.get_relationship_auto_index_status                    # true or false depending on relationship auto index setting
@neo.set_node_auto_index_status(true)                      # set the node auto index setting to true
@neo.set_relationship_auto_index_status(false)             # set the relationship auto index setting to false
@neo.get_node_auto_index_properties                        # array of currently auto indexed node properties
@neo.get_relationship_auto_index_properties                # array of currently auto indexed relationship properties
@neo.add_node_auto_index_property(property)                # add to auto indexed node properties
@neo.remove_node_auto_index_property(property)             # remove from auto indexed node properties
@neo.add_relationship_auto_index_property(property)        # add to auto indexed relationship properties
@neo.remove_relationship_auto_index_property(property)     # remove from auto indexed relationship properties