pgsql: \pset numericsep -> numericlocale.

Log Message:
-----------
\pset numericsep -> numericlocale.

Modified Files:
--------------
pgsql/doc/src/sgml/ref:
psql-ref.sgml (r1.147 -> r1.148)
(http://developer.postgresql.org/cvsweb.cgi/pgsql/doc/src/sgml/ref/psql-ref.sgml.diff?r1=1.147&r2=1.148)
pgsql/src/bin/psql:
command.c (r1.149 -> r1.150)
(http://developer.postgresql.org/cvsweb.cgi/pgsql/src/bin/psql/command.c.diff?r1=1.149&r2=1.150)
help.c (r1.104 -> r1.105)
(http://developer.postgresql.org/cvsweb.cgi/pgsql/src/bin/psql/help.c.diff?r1=1.104&r2=1.105)
print.c (r1.71 -> r1.72)
(http://developer.postgresql.org/cvsweb.cgi/pgsql/src/bin/psql/print.c.diff?r1=1.71&r2=1.72)
print.h (r1.27 -> r1.28)
(http://developer.postgresql.org/cvsweb.cgi/pgsql/src/bin/psql/print.h.diff?r1=1.27&r2=1.28)