Replace polyphase merge with a simple k-way balanced merge

When Who What
2021-10-18 12:15:39 Heikki Linnakangas (heikki) Closed in commitfest 2021-11 with status: Committed
2021-10-18 12:15:39 Heikki Linnakangas (heikki) Changed committer to heikki
2021-10-05 17:21:37 John Naylor (john.naylor) New status: Ready for Committer
2021-10-05 15:51:13 Jaime Casanova (jcasanov) Closed in commitfest 2021-09 with status: Moved to next CF
2021-09-15 21:35:54 Heikki Linnakangas (heikki) New status: Needs review
2021-09-15 21:14:14 Jaime Casanova (jcasanov) Added annotation "Rebase request" to 20210915211253.GA17635@ahch-to
2021-09-15 21:13:23 Jaime Casanova (jcasanov) New status: Waiting on Author
2021-08-03 02:27:00 Masahiko Sawada (masahikosawada) Closed in commitfest 2021-07 with status: Moved to next CF
2021-07-14 15:04:30 Heikki Linnakangas (heikki) New status: Needs review
2021-07-14 12:14:37 vigneshwaran C (vignesh.postgres) New status: Waiting on Author
2021-06-14 14:27:27 John Naylor (john.naylor) Added john.naylor as reviewer
2021-04-08 15:42:02 David Steele (dsteele) Closed in commitfest 2021-03 with status: Moved to next CF
2021-02-01 12:37:46 Masahiko Sawada (masahikosawada) Closed in commitfest 2021-01 with status: Moved to next CF
2020-12-01 11:05:44 Anastasia Lubennikova (lubennikovaav) Closed in commitfest 2020-11 with status: Moved to next CF
2020-10-22 11:51:59 Heikki Linnakangas (heikki) Changed authors to Heikki Linnakangas (heikki)
2020-10-22 11:51:44 Heikki Linnakangas (heikki) Attached mail thread 420a0ec7-602c-d406-1e75-1ef7ddc58d83@iki.fi
2020-10-22 11:51:44 Heikki Linnakangas (heikki) Created patch record