pgsql: Add: > * Allow TIMESTAMP WITH TIME ZONE to store the original

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

* Allow TIMESTAMP WITH TIME ZONE to store the original timezone
information, either by name or offset from UTC

Modified Files:
--------------
pgsql/doc:
TODO (r1.1368 -> r1.1369)
(http://developer.postgresql.org/cvsweb.cgi/pgsql/doc/TODO.diff?r1=1.1368&r2=1.1369)