Document the server configuration scheme.

Use of IDENT is a configuration option.

(parameters): Added Ident-authentcation.

server, if param.authentication_level is 0.

2 and the IDENT lookup fails.

person which already is logged in.

which included commits to RCS files with non-trunk default branches.

needs more work.

New error: KOM_TEMPFAIL.
Server configuration file.

lyskomd and the tty-client now have separate copies of this file.
(DEFAULT_PRIV_BITS, DEFAULT_PERSONAL_FLAGS, EMPTY_TEXT_STAT,
 NULL_CONF_TYPE, EMPTY_MEMBERSHIP, EMPTY_MARK_LIST,
 EMPTY_CONF_NO_LIST, EMPTY_MEMBER_LIST, EMPTY_TEXT_LIST,
 EMPTY_CONF_LIST_OLD, EMPTY_CONF_LIST, EMPTY_PERS_LIST,
 EMPTY_MEMBERSHIP_LIST, EMPTY_CONFERENCE, EMPTY_SMALL_CONF,
 EMPTY_PERSON, EMPTY_WHO_INFO_IDENT, EMPTY_SESSION_INFO,
 EMPTY_SESSION_INFO_IDENT, EMPTY_WHO_INFO_OLD, EMPTY_WHO_INFO,
 EMPTY_WHO_INFO_LIST_OLD, EMPTY_WHO_INFO_LIST,
 EMPTY_WHO_INFO_IDENT_LIST): Removed.