pgsql: Remove, already in back branches: < < o Add new version of

Log Message:
-----------
Remove, already in back branches:

<
< o Add new version of PQescapeString() that doesn't double backslashes
< that are part of a client-only multibyte sequence
<
< Single-quote is not a valid byte in any supported client-only
< encoding. This requires using mblen() to determine if the
< backslash is inside or outside a multi-byte sequence.
<
< o Add new version of PQescapeString() that doesn't double
< backslashes when standard_conforming_strings is true and
< non-E strings are used

Modified Files:
--------------
pgsql/doc:
TODO (r1.1866 -> r1.1867)
(http://developer.postgresql.org/cvsweb.cgi/pgsql/doc/TODO.diff?r1=1.1866&r2=1.1867)
pgsql/doc/src/FAQ:
TODO.html (r1.369 -> r1.370)
(http://developer.postgresql.org/cvsweb.cgi/pgsql/doc/src/FAQ/TODO.html.diff?r1=1.369&r2=1.370)