pgsql: Stamp release 7.4.11.

Log Message:
-----------
Stamp release 7.4.11.

Tags:
----
REL7_4_STABLE

Modified Files:
--------------
    pgsql:
        configure (r1.310.2.19 -> r1.310.2.20)
        (http://developer.postgresql.org/cvsweb.cgi/pgsql/configure.diff?r1=1.310.2.19&r2=1.310.2.20)
        configure.in (r1.301.2.17 -> r1.301.2.18)
        (http://developer.postgresql.org/cvsweb.cgi/pgsql/configure.in.diff?r1=1.301.2.17&r2=1.301.2.18)
    pgsql/doc:
        FAQ (r1.238.2.3 -> r1.238.2.4)
        (http://developer.postgresql.org/cvsweb.cgi/pgsql/doc/FAQ.diff?r1=1.238.2.3&r2=1.238.2.4)
        bug.template (r1.21.6.12 -> r1.21.6.13)
        (http://developer.postgresql.org/cvsweb.cgi/pgsql/doc/bug.template.diff?r1=1.21.6.12&r2=1.21.6.13)
    pgsql/doc/src/FAQ:
        FAQ.html (r1.195.2.4 -> r1.195.2.5)
        (http://developer.postgresql.org/cvsweb.cgi/pgsql/doc/src/FAQ/FAQ.html.diff?r1=1.195.2.4&r2=1.195.2.5)
    pgsql/src/include:
        pg_config.h.win32 (r1.11.4.11 -> r1.11.4.12)
        (http://developer.postgresql.org/cvsweb.cgi/pgsql/src/include/pg_config.h.win32.diff?r1=1.11.4.11&r2=1.11.4.12)
    pgsql/src/interfaces/libpq:
        libpq.rc (r1.10.4.10 -> r1.10.4.11)
        (http://developer.postgresql.org/cvsweb.cgi/pgsql/src/interfaces/libpq/libpq.rc.diff?r1=1.10.4.10&r2=1.10.4.11)