pgsql: Fix stddev_pop(numeric) and var_pop(numeric), which were - Mailing list pgsql-committers

Log Message:
-----------
Fix stddev_pop(numeric) and var_pop(numeric), which were incorrectly producing
the same outputs as stddev_samp() and var_samp() respectively.

Modified Files:
--------------
    pgsql/src/backend/utils/adt:
        numeric.c (r1.105 -> r1.106)
        (http://developer.postgresql.org/cvsweb.cgi/pgsql/src/backend/utils/adt/numeric.c.diff?r1=1.105&r2=1.106)
    pgsql/src/test/regress/expected:
        aggregates.out (r1.15 -> r1.16)

(http://developer.postgresql.org/cvsweb.cgi/pgsql/src/test/regress/expected/aggregates.out.diff?r1=1.15&r2=1.16)