pgsql: Stamp releases 8.2.3, 8.1.8, 8.0.12.

Log Message:
-----------
Stamp releases 8.2.3, 8.1.8, 8.0.12.  No release notes yet.

Tags:
----
REL8_0_STABLE

Modified Files:
--------------
    pgsql:
        configure (r1.424.4.17 -> r1.424.4.18)
        (http://developer.postgresql.org/cvsweb.cgi/pgsql/configure.diff?r1=1.424.4.17&r2=1.424.4.18)
        configure.in (r1.398.4.16 -> r1.398.4.17)
        (http://developer.postgresql.org/cvsweb.cgi/pgsql/configure.in.diff?r1=1.398.4.16&r2=1.398.4.17)
    pgsql/doc:
        bug.template (r1.26.4.14 -> r1.26.4.15)
        (http://developer.postgresql.org/cvsweb.cgi/pgsql/doc/bug.template.diff?r1=1.26.4.14&r2=1.26.4.15)
    pgsql/src/include:
        pg_config.h.win32 (r1.21.4.12 -> r1.21.4.13)
        (http://developer.postgresql.org/cvsweb.cgi/pgsql/src/include/pg_config.h.win32.diff?r1=1.21.4.12&r2=1.21.4.13)
    pgsql/src/interfaces/libpq:
        libpq.rc.in (r1.2.4.13 -> r1.2.4.14)

(http://developer.postgresql.org/cvsweb.cgi/pgsql/src/interfaces/libpq/libpq.rc.in.diff?r1=1.2.4.13&r2=1.2.4.14)
    pgsql/src/port:
        win32ver.rc (r1.5.4.11 -> r1.5.4.12)
        (http://developer.postgresql.org/cvsweb.cgi/pgsql/src/port/win32ver.rc.diff?r1=1.5.4.11&r2=1.5.4.12)