Log Message:
-----------
Update krb_server_name to document that a missing entry defaults to
'localhost'.
Improve kerberos error message.
Modified Files:
--------------
pgsql/doc/src/sgml:
config.sgml (r1.27 -> r1.28)
(http://developer.postgresql.org/cvsweb.cgi/pgsql/doc/src/sgml/config.sgml.diff?r1=1.27&r2=1.28)
pgsql/src/backend/libpq:
auth.c (r1.128 -> r1.129)
(http://developer.postgresql.org/cvsweb.cgi/pgsql/src/backend/libpq/auth.c.diff?r1=1.128&r2=1.129)