Don't count the elisp-client idle trick as a new session.

Use of IDENT is a configuration option.

src/server/ChangeLog

+Sun Feb 27 14:33:19 1994  Per Cederqvist  (ceder@lysator.liu.se)
+
+	* Make the use of the IDENT protocol a configurable parameter.
+	* param.h (struct kom_par): New field: authentication_level.
+	* server-config.c (ident_param): New function.
+	(parameters): Added Ident-authentcation.
+	* rfc931.c (get_real_username): Always fail, without trying to
+	contact an IDENT server, if param.authentication_level is 0.
+	* connections.c (login_request): Disallow connections if
+	param.authentication_level is 2 and the IDENT lookup fails.
+
+	* cache.c: Don't #define SERVER.
+
+	* session.c (login): Don't update the sessions count when logging
+	in as the same person which already is logged in.
+
 Thu Feb 24 11:31:39 1994  Per Cederqvist  (ceder@lysator.liu.se)
 
+	* prot-a.c: Include "kom-memory.h".
+
 	* Makefile.in (doclean, dodistclean): Removed duplicate empty
 	entries of these targets.