pgsql: Use _() macro consistently rather than gettext().

Log Message:
-----------
Use _() macro consistently rather than gettext(). Add translation
macros around strings that were missing them.

Modified Files:
--------------
pgsql/doc:
TODO (r1.1451 -> r1.1452)
(http://developer.postgresql.org/cvsweb.cgi/pgsql/doc/TODO.diff?r1=1.1451&r2=1.1452)
pgsql/src/backend/catalog:
dependency.c (r1.41 -> r1.42)
(http://developer.postgresql.org/cvsweb.cgi/pgsql/src/backend/catalog/dependency.c.diff?r1=1.41&r2=1.42)
pgsql/src/backend/libpq:
auth.c (r1.122 -> r1.123)
(http://developer.postgresql.org/cvsweb.cgi/pgsql/src/backend/libpq/auth.c.diff?r1=1.122&r2=1.123)
pqcomm.c (r1.175 -> r1.176)
(http://developer.postgresql.org/cvsweb.cgi/pgsql/src/backend/libpq/pqcomm.c.diff?r1=1.175&r2=1.176)
pgsql/src/backend/parser:
scan.l (r1.119 -> r1.120)
(http://developer.postgresql.org/cvsweb.cgi/pgsql/src/backend/parser/scan.l.diff?r1=1.119&r2=1.120)
pgsql/src/backend/postmaster:
postmaster.c (r1.444 -> r1.445)
(http://developer.postgresql.org/cvsweb.cgi/pgsql/src/backend/postmaster/postmaster.c.diff?r1=1.444&r2=1.445)
pgsql/src/backend/storage/lmgr:
deadlock.c (r1.32 -> r1.33)
(http://developer.postgresql.org/cvsweb.cgi/pgsql/src/backend/storage/lmgr/deadlock.c.diff?r1=1.32&r2=1.33)
pgsql/src/backend/tcop:
postgres.c (r1.441 -> r1.442)
(http://developer.postgresql.org/cvsweb.cgi/pgsql/src/backend/tcop/postgres.c.diff?r1=1.441&r2=1.442)
pgsql/src/backend/utils/error:
elog.c (r1.155 -> r1.156)
(http://developer.postgresql.org/cvsweb.cgi/pgsql/src/backend/utils/error/elog.c.diff?r1=1.155&r2=1.156)
pgsql/src/backend/utils/misc:
help_config.c (r1.14 -> r1.15)
(http://developer.postgresql.org/cvsweb.cgi/pgsql/src/backend/utils/misc/help_config.c.diff?r1=1.14&r2=1.15)
pgsql/src/bin/initdb:
initdb.c (r1.74 -> r1.75)
(http://developer.postgresql.org/cvsweb.cgi/pgsql/src/bin/initdb/initdb.c.diff?r1=1.74&r2=1.75)
pgsql/src/bin/pg_config:
pg_config.c (r1.10 -> r1.11)
(http://developer.postgresql.org/cvsweb.cgi/pgsql/src/bin/pg_config/pg_config.c.diff?r1=1.10&r2=1.11)
pgsql/src/bin/pg_controldata:
pg_controldata.c (r1.20 -> r1.21)
(http://developer.postgresql.org/cvsweb.cgi/pgsql/src/bin/pg_controldata/pg_controldata.c.diff?r1=1.20&r2=1.21)
pgsql/src/bin/pg_ctl:
pg_ctl.c (r1.53 -> r1.54)
(http://developer.postgresql.org/cvsweb.cgi/pgsql/src/bin/pg_ctl/pg_ctl.c.diff?r1=1.53&r2=1.54)
pgsql/src/bin/pg_dump:
pg_backup_archiver.c (r1.104 -> r1.105)
(http://developer.postgresql.org/cvsweb.cgi/pgsql/src/bin/pg_dump/pg_backup_archiver.c.diff?r1=1.104&r2=1.105)
pg_dump.c (r1.402 -> r1.403)
(http://developer.postgresql.org/cvsweb.cgi/pgsql/src/bin/pg_dump/pg_dump.c.diff?r1=1.402&r2=1.403)
pg_dumpall.c (r1.57 -> r1.58)
(http://developer.postgresql.org/cvsweb.cgi/pgsql/src/bin/pg_dump/pg_dumpall.c.diff?r1=1.57&r2=1.58)
pg_restore.c (r1.68 -> r1.69)
(http://developer.postgresql.org/cvsweb.cgi/pgsql/src/bin/pg_dump/pg_restore.c.diff?r1=1.68&r2=1.69)
pgsql/src/bin/pg_resetxlog:
pg_resetxlog.c (r1.28 -> r1.29)
(http://developer.postgresql.org/cvsweb.cgi/pgsql/src/bin/pg_resetxlog/pg_resetxlog.c.diff?r1=1.28&r2=1.29)
pgsql/src/bin/psql:
command.c (r1.139 -> r1.140)
(http://developer.postgresql.org/cvsweb.cgi/pgsql/src/bin/psql/command.c.diff?r1=1.139&r2=1.140)
common.c (r1.95 -> r1.96)
(http://developer.postgresql.org/cvsweb.cgi/pgsql/src/bin/psql/common.c.diff?r1=1.95&r2=1.96)
copy.c (r1.55 -> r1.56)
(http://developer.postgresql.org/cvsweb.cgi/pgsql/src/bin/psql/copy.c.diff?r1=1.55&r2=1.56)
describe.c (r1.111 -> r1.112)
(http://developer.postgresql.org/cvsweb.cgi/pgsql/src/bin/psql/describe.c.diff?r1=1.111&r2=1.112)
help.c (r1.100 -> r1.101)
(http://developer.postgresql.org/cvsweb.cgi/pgsql/src/bin/psql/help.c.diff?r1=1.100&r2=1.101)
large_obj.c (r1.35 -> r1.36)
(http://developer.postgresql.org/cvsweb.cgi/pgsql/src/bin/psql/large_obj.c.diff?r1=1.35&r2=1.36)
mainloop.c (r1.66 -> r1.67)
(http://developer.postgresql.org/cvsweb.cgi/pgsql/src/bin/psql/mainloop.c.diff?r1=1.66&r2=1.67)
print.c (r1.54 -> r1.55)
(http://developer.postgresql.org/cvsweb.cgi/pgsql/src/bin/psql/print.c.diff?r1=1.54&r2=1.55)
startup.c (r1.112 -> r1.113)
(http://developer.postgresql.org/cvsweb.cgi/pgsql/src/bin/psql/startup.c.diff?r1=1.112&r2=1.113)
pgsql/src/bin/scripts:
common.c (r1.16 -> r1.17)
(http://developer.postgresql.org/cvsweb.cgi/pgsql/src/bin/scripts/common.c.diff?r1=1.16&r2=1.17)
common.h (r1.9 -> r1.10)
(http://developer.postgresql.org/cvsweb.cgi/pgsql/src/bin/scripts/common.h.diff?r1=1.9&r2=1.10)
pgsql/src/include:
c.h (r1.179 -> r1.180)
(http://developer.postgresql.org/cvsweb.cgi/pgsql/src/include/c.h.diff?r1=1.179&r2=1.180)
pgsql/src/interfaces/libpq:
fe-connect.c (r1.302 -> r1.303)
(http://developer.postgresql.org/cvsweb.cgi/pgsql/src/interfaces/libpq/fe-connect.c.diff?r1=1.302&r2=1.303)
fe-misc.c (r1.112 -> r1.113)
(http://developer.postgresql.org/cvsweb.cgi/pgsql/src/interfaces/libpq/fe-misc.c.diff?r1=1.112&r2=1.113)
fe-print.c (r1.58 -> r1.59)
(http://developer.postgresql.org/cvsweb.cgi/pgsql/src/interfaces/libpq/fe-print.c.diff?r1=1.58&r2=1.59)
win32.c (r1.12 -> r1.13)
(http://developer.postgresql.org/cvsweb.cgi/pgsql/src/interfaces/libpq/win32.c.diff?r1=1.12&r2=1.13)
pgsql/src/pl/plperl:
SPI.xs (r1.11 -> r1.12)
(http://developer.postgresql.org/cvsweb.cgi/pgsql/src/pl/plperl/SPI.xs.diff?r1=1.11&r2=1.12)
plperl.c (r1.67 -> r1.68)
(http://developer.postgresql.org/cvsweb.cgi/pgsql/src/pl/plperl/plperl.c.diff?r1=1.67&r2=1.68)
spi_internal.c (r1.5 -> r1.6)
(http://developer.postgresql.org/cvsweb.cgi/pgsql/src/pl/plperl/spi_internal.c.diff?r1=1.5&r2=1.6)
pgsql/src/pl/plpgsql/src:
pl_exec.c (r1.128 -> r1.129)
(http://developer.postgresql.org/cvsweb.cgi/pgsql/src/pl/plpgsql/src/pl_exec.c.diff?r1=1.128&r2=1.129)
pgsql/src/port:
dirmod.c (r1.35 -> r1.36)
(http://developer.postgresql.org/cvsweb.cgi/pgsql/src/port/dirmod.c.diff?r1=1.35&r2=1.36)
exec.c (r1.37 -> r1.38)
(http://developer.postgresql.org/cvsweb.cgi/pgsql/src/port/exec.c.diff?r1=1.37&r2=1.38)
sprompt.c (r1.10 -> r1.11)
(http://developer.postgresql.org/cvsweb.cgi/pgsql/src/port/sprompt.c.diff?r1=1.10&r2=1.11)
strerror.c (r1.3 -> r1.4)
(http://developer.postgresql.org/cvsweb.cgi/pgsql/src/port/strerror.c.diff?r1=1.3&r2=1.4)
pgsql/src/timezone:
private.h (r1.9 -> r1.10)
(http://developer.postgresql.org/cvsweb.cgi/pgsql/src/timezone/private.h.diff?r1=1.9&r2=1.10)