pgsql: Add: > * Allow the PITR process to be debugged and data

Log Message:
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Add:

* Allow the PITR process to be debugged and data examined

Modified Files:
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pgsql/doc:
TODO (r1.1425 -> r1.1426)
(http://developer.postgresql.org/cvsweb.cgi/pgsql/doc/TODO.diff?r1=1.1425&r2=1.1426)