pgsql: tag 8.1.20

Log Message:
-----------

tag 8.1.20

Tags:
----
REL8_1_STABLE

Modified Files:
--------------
    pgsql:
        configure (r1.461.2.34 -> r1.461.2.35)
        (http://anoncvs.postgresql.org/cvsweb.cgi/pgsql/configure?r1=1.461.2.34&r2=1.461.2.35)
        configure.in (r1.431.2.34 -> r1.431.2.35)
        (http://anoncvs.postgresql.org/cvsweb.cgi/pgsql/configure.in?r1=1.431.2.34&r2=1.431.2.35)
    pgsql/doc:
        bug.template (r1.34.2.21 -> r1.34.2.22)
        (http://anoncvs.postgresql.org/cvsweb.cgi/pgsql/doc/bug.template?r1=1.34.2.21&r2=1.34.2.22)
    pgsql/src/include:
        pg_config.h.win32 (r1.22.2.22 -> r1.22.2.23)
        (http://anoncvs.postgresql.org/cvsweb.cgi/pgsql/src/include/pg_config.h.win32?r1=1.22.2.22&r2=1.22.2.23)
    pgsql/src/interfaces/libpq:
        libpq.rc.in (r1.3.2.19 -> r1.3.2.20)
        (http://anoncvs.postgresql.org/cvsweb.cgi/pgsql/src/interfaces/libpq/libpq.rc.in?r1=1.3.2.19&r2=1.3.2.20)
    pgsql/src/port:
        win32ver.rc (r1.6.2.19 -> r1.6.2.20)
        (http://anoncvs.postgresql.org/cvsweb.cgi/pgsql/src/port/win32ver.rc?r1=1.6.2.19&r2=1.6.2.20)