remove separate postgres.(sh)description files

When Who What
2020-01-19 11:59:23 Heikki Linnakangas (heikki) Closed in commitfest 2020-01 with status: Committed
2020-01-08 12:33:42 Heikki Linnakangas (heikki) New status: Ready for Committer
2020-01-08 12:33:39 Heikki Linnakangas (heikki) Added heikki as committer
2020-01-08 12:18:10 Heikki Linnakangas (heikki) Added heikki as reviewer
2019-12-31 00:10:09 John Naylor (john.naylor) Changed authors to John Naylor (john.naylor)
2019-12-31 00:09:56 John Naylor (john.naylor) Attached mail thread CACPNZCtVFtjHre6hg9dput0qRPp39pzuyA2A6BT8wdgrRy+QdA@mail.gmail.com
2019-12-31 00:09:56 John Naylor (john.naylor) Created patch record