pgsql: Add: < * -Eventually enable escape_string_warning and

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

< * -Eventually enable escape_string_warning and standard_conforming_strings
> * -Enable escape_string_warning and standard_conforming_strings
> * Make standard_conforming_strings the default in 8.3?
>
> When this is done, backslash-quote should be prohibited in non-E''
> strings because of possible confusion over how such strings treat
> backslashes. Basically, '' is always safe for a literal single
> quote, while \' might or might not be based on the backslash
> handling rules.
>

Modified Files:
--------------
pgsql/doc:
TODO (r1.1804 -> r1.1805)
(http://developer.postgresql.org/cvsweb.cgi/pgsql/doc/TODO.diff?r1=1.1804&r2=1.1805)
pgsql/doc/src/FAQ:
TODO.html (r1.308 -> r1.309)
(http://developer.postgresql.org/cvsweb.cgi/pgsql/doc/src/FAQ/TODO.html.diff?r1=1.308&r2=1.309)