Log Message:
-----------
Fix sloppy mistakes in documentation of PQescapeLiteral and PQescapeIdentifier.
Noted by Dmitriy Igrishin.
Modified Files:
--------------
pgsql/doc/src/sgml:
libpq.sgml (r1.317 -> r1.318)
(http://anoncvs.postgresql.org/cvsweb.cgi/pgsql/doc/src/sgml/libpq.sgml?r1=1.317&r2=1.318)