Allow changing WAL segment size with pg_resetwal

When Who What
2018-03-25 19:03:09 Peter Eisentraut (petere) Closed in commitfest 2018-03 with status: Committed
2018-03-25 19:03:09 Peter Eisentraut (petere) Changed committer to petere
2018-03-21 21:23:43 Nathan Bossart (bossartn) New status: Needs review
2018-03-21 17:57:09 Peter Eisentraut (petere) New status: Waiting on Author
2018-03-21 17:52:15 Peter Eisentraut (petere) Added petere as reviewer
2018-02-07 18:47:06 Nathan Bossart (bossartn) Changed authors to Nathan Bossart (bossartn)
2018-02-07 18:46:52 Nathan Bossart (bossartn) Attached mail thread 2502C506-8E99-4D75-ABC6-3A5C3F6DB72E@amazon.com
2018-02-07 18:46:52 Nathan Bossart (bossartn) Created patch record