pg_rewind docs updates

When Who What
2020-05-01 08:42:29 Michael Paquier (michael-kun) Closed in commitfest 2020-07 with status: Committed
2020-04-28 06:21:30 Michael Paquier (michael-kun) Added michael-kun as committer
2020-04-28 06:21:27 Michael Paquier (michael-kun) New status: Ready for Committer
2020-03-08 21:15:47 James Coleman (jcole1989) Changed reviewers to Michael Paquier (michael-kun)
2020-03-08 21:15:47 James Coleman (jcole1989) Changed authors to James Coleman (jcole1989)
2020-03-08 21:15:24 James Coleman (jcole1989) Attached mail thread CAAaqYe-sgqCos7MXF4XiY8rUPy3CEmaCY9EvfhX-DhPhPBF5_A@mail.gmail.com
2020-03-08 21:15:24 James Coleman (jcole1989) Created patch record