Log Message:
-----------
Issue free space notices to both the user and the server log file.
Modified Files:
--------------
pgsql/src/backend/storage/freespace:
freespace.c (r1.38 -> r1.39)
(http://developer.postgresql.org/cvsweb.cgi/pgsql/src/backend/storage/freespace/freespace.c.diff?r1=1.38&r2=1.39)