(penalty_generation): New static variable.
(work_done): Ditto.
(is_idle): Ditto.
(queue_first): Ditto.
(queue_last): Ditto.
(kill_pending): Ditto.
(do_statistics): Variable removed.
(queue_add): New static function.
(queue_remove): Ditto.
(set_time): Ditto.
(logout_client): Remove the client from the queue of pending clients.
(parse_unparsed): Add penalty points for finished calls and protocol
	errors.  Don't delete the parsed part of unparsed.
(parse_message): Function removed.
(logout_request): Function removed.
(parse_forgotten): Ditto.
(message_request): Ditto.
(add_to_kill_list): Add an oop timer event callback to check_kill_flg
	when a client is added to the kill list.
(check_kill_flg): Changed API: this is now an oop timer callback
	function.
(write_err_cb): New static function.
(adjust_penalty): Ditto.
(read_from_connection): Ditto.
(setup_timer): Ditto.
(enable_idle_check): Ditto.
(check_idle_callback): Ditto.
(garb_callback): Ditto.
(saver_callback): Ditto.
(data_available_callback): Ditto.
(handle_accept_event): New function.
(login_request): Take an isc_scb as argument instead of an isc event.
	Add read and write error callback functions for the new client.
(toploop): Rewritten to use liboop.