Log Message:
-----------
Improve message style for messages associated with not being able to
identify the system time zone setting. Per recent discussion.
Modified Files:
--------------
pgsql/src/timezone:
pgtz.c (r1.71 -> r1.72)
(http://anoncvs.postgresql.org/cvsweb.cgi/pgsql/src/timezone/pgtz.c?r1=1.71&r2=1.72)