Log Message:-----------Add 2phase TODO.detail.
Added Files:----------- pgsql/doc/TODO.detail: 2phase (r1.3) (http://developer.postgresql.org/cvsweb.cgi/pgsql/doc/TODO.detail/2phase?rev=1.3&content-type=text/x-cvsweb-markup) pitr (r1.1) (http://developer.postgresql.org/cvsweb.cgi/pgsql/doc/TODO.detail/pitr?rev=1.1&content-type=text/x-cvsweb-markup)