Log Message:
-----------
Change trace_sort to output to the log, rather than the user's terminal.
Modified Files:
--------------
pgsql/src/backend/utils/sort:
tuplesort.c (r1.53 -> r1.54)
(http://developer.postgresql.org/cvsweb.cgi/pgsql/src/backend/utils/sort/tuplesort.c.diff?r1=1.53&r2=1.54)