pgsql: Stamp release 7.3.13.

Log Message:
-----------
Stamp release 7.3.13.

Tags:
----
REL7_3_STABLE

Modified Files:
--------------
    pgsql:
        configure (r1.226.2.21 -> r1.226.2.22)
        (http://developer.postgresql.org/cvsweb.cgi/pgsql/configure.diff?r1=1.226.2.21&r2=1.226.2.22)
        configure.in (r1.217.2.20 -> r1.217.2.21)
        (http://developer.postgresql.org/cvsweb.cgi/pgsql/configure.in.diff?r1=1.217.2.20&r2=1.217.2.21)
    pgsql/doc:
        FAQ (r1.193.2.4 -> r1.193.2.5)
        (http://developer.postgresql.org/cvsweb.cgi/pgsql/doc/FAQ.diff?r1=1.193.2.4&r2=1.193.2.5)
        bug.template (r1.21.2.13 -> r1.21.2.14)
        (http://developer.postgresql.org/cvsweb.cgi/pgsql/doc/bug.template.diff?r1=1.21.2.13&r2=1.21.2.14)
    pgsql/doc/src/FAQ:
        FAQ.html (r1.163.2.5 -> r1.163.2.6)
        (http://developer.postgresql.org/cvsweb.cgi/pgsql/doc/src/FAQ/FAQ.html.diff?r1=1.163.2.5&r2=1.163.2.6)
    pgsql/src/include:
        pg_config.h.win32 (r1.8.2.12 -> r1.8.2.13)
        (http://developer.postgresql.org/cvsweb.cgi/pgsql/src/include/pg_config.h.win32.diff?r1=1.8.2.12&r2=1.8.2.13)
    pgsql/src/interfaces/libpq:
        libpq.rc (r1.9.2.12 -> r1.9.2.13)
        (http://developer.postgresql.org/cvsweb.cgi/pgsql/src/interfaces/libpq/libpq.rc.diff?r1=1.9.2.12&r2=1.9.2.13)