Log Message:
-----------
Add _ to gettext triggers. Must have been forgotten here when it was introduced.
Modified Files:
--------------
pgsql/src/backend:
nls.mk (r1.19 -> r1.20)
(http://developer.postgresql.org/cvsweb.cgi/pgsql/src/backend/nls.mk.diff?r1=1.19&r2=1.20)