pgsql: Already done: < < o Properly mark all libpq-exported functions

Log Message:
-----------
Already done:

<
< o Properly mark all libpq-exported functions with "PQ"
<
< http://archives.postgresql.org/pgsql-hackers/2005-10/msg00696.php

Modified Files:
--------------
pgsql/doc:
TODO (r1.1871 -> r1.1872)
(http://developer.postgresql.org/cvsweb.cgi/pgsql/doc/TODO.diff?r1=1.1871&amp;r2=1.1872)
pgsql/doc/src/FAQ:
TODO.html (r1.374 -> r1.375)
(http://developer.postgresql.org/cvsweb.cgi/pgsql/doc/src/FAQ/TODO.html.diff?r1=1.374&amp;r2=1.375)