pgsql: Proofreading improvements for the Administration documentation

Log Message:
-----------
Proofreading improvements for the Administration documentation book.

Modified Files:
--------------
pgsql/doc/src/sgml:
backup.sgml (r2.139 -> r2.140)
(http://anoncvs.postgresql.org/cvsweb.cgi/pgsql/doc/src/sgml/backup.sgml?r1=2.139&r2=2.140)
catalogs.sgml (r2.219 -> r2.220)
(http://anoncvs.postgresql.org/cvsweb.cgi/pgsql/doc/src/sgml/catalogs.sgml?r1=2.219&r2=2.220)
charset.sgml (r2.95 -> r2.96)
(http://anoncvs.postgresql.org/cvsweb.cgi/pgsql/doc/src/sgml/charset.sgml?r1=2.95&r2=2.96)
client-auth.sgml (r1.130 -> r1.131)
(http://anoncvs.postgresql.org/cvsweb.cgi/pgsql/doc/src/sgml/client-auth.sgml?r1=1.130&r2=1.131)
config.sgml (r1.248 -> r1.249)
(http://anoncvs.postgresql.org/cvsweb.cgi/pgsql/doc/src/sgml/config.sgml?r1=1.248&r2=1.249)
diskusage.sgml (r1.18 -> r1.19)
(http://anoncvs.postgresql.org/cvsweb.cgi/pgsql/doc/src/sgml/diskusage.sgml?r1=1.18&r2=1.19)
high-availability.sgml (r1.36 -> r1.37)
(http://anoncvs.postgresql.org/cvsweb.cgi/pgsql/doc/src/sgml/high-availability.sgml?r1=1.36&r2=1.37)
install-win32.sgml (r1.55 -> r1.56)
(http://anoncvs.postgresql.org/cvsweb.cgi/pgsql/doc/src/sgml/install-win32.sgml?r1=1.55&r2=1.56)
installation.sgml (r1.340 -> r1.341)
(http://anoncvs.postgresql.org/cvsweb.cgi/pgsql/doc/src/sgml/installation.sgml?r1=1.340&r2=1.341)
maintenance.sgml (r1.97 -> r1.98)
(http://anoncvs.postgresql.org/cvsweb.cgi/pgsql/doc/src/sgml/maintenance.sgml?r1=1.97&r2=1.98)
manage-ag.sgml (r2.60 -> r2.61)
(http://anoncvs.postgresql.org/cvsweb.cgi/pgsql/doc/src/sgml/manage-ag.sgml?r1=2.60&r2=2.61)
monitoring.sgml (r1.75 -> r1.76)
(http://anoncvs.postgresql.org/cvsweb.cgi/pgsql/doc/src/sgml/monitoring.sgml?r1=1.75&r2=1.76)
regress.sgml (r1.64 -> r1.65)
(http://anoncvs.postgresql.org/cvsweb.cgi/pgsql/doc/src/sgml/regress.sgml?r1=1.64&r2=1.65)
runtime.sgml (r1.430 -> r1.431)
(http://anoncvs.postgresql.org/cvsweb.cgi/pgsql/doc/src/sgml/runtime.sgml?r1=1.430&r2=1.431)
user-manag.sgml (r1.41 -> r1.42)
(http://anoncvs.postgresql.org/cvsweb.cgi/pgsql/doc/src/sgml/user-manag.sgml?r1=1.41&r2=1.42)
wal.sgml (r1.60 -> r1.61)
(http://anoncvs.postgresql.org/cvsweb.cgi/pgsql/doc/src/sgml/wal.sgml?r1=1.60&r2=1.61)