Parallel leader process info in EXPLAIN output

When Who What
2020-03-17 00:16:07 Thomas Munro (macdice) Closed in commitfest 2020-03 with status: Returned with feedback
2020-02-01 11:31:28 Tomas Vondra (fuzzycz) New status: Waiting on Author
2020-02-01 11:31:20 Tomas Vondra (fuzzycz) Closed in commitfest 2020-01 with status: Moved to next CF
2020-02-01 11:31:16 Tomas Vondra (fuzzycz) New status: Needs review
2020-01-27 00:56:23 Thomas Munro (macdice) New status: Waiting on Author
2020-01-25 03:44:15 Thomas Munro (macdice) New status: Ready for Committer
2020-01-25 02:29:35 Melanie Plageman (melanieplageman) New status: Waiting on Author
2020-01-02 19:45:07 Melanie Plageman (melanieplageman) Added melanieplageman as reviewer
2019-11-29 06:37:37 Michael Paquier (michael-kun) Closed in commitfest 2019-11 with status: Moved to next CF
2019-10-24 00:13:18 Thomas Munro (macdice) Changed authors to Thomas Munro (macdice)
2019-10-24 00:13:10 Thomas Munro (macdice) Attached mail thread CA+hUKG+Z22=vkVkXtKRznzRdtj=MtygfZMYUJs8j7ObjzkG1Lw@mail.gmail.com
2019-10-24 00:13:10 Thomas Munro (macdice) Created patch record