Log Message:
-----------
Revert because C locale uses "" for thousands_sep, meaning "n/a", while
French uses "" for "don't want". Seems we have to keep the existing
behavior.
Modified Files:
--------------
pgsql/src/backend/utils/adt:
formatting.c (r1.105 -> r1.106)
(http://developer.postgresql.org/cvsweb.cgi/pgsql/src/backend/utils/adt/formatting.c.diff?r1=1.105&r2=1.106)