v2.39.5.pre
v2.39.5
show archived at if set.
Merge pull request #860 from heroku/apps-archived-at

Show archived at if set
Adds shorthand database identifiers
Migrate pg:ps, pg:kill, and pg:killall from pg-extras

Graduate some pg-extras commands into the main CLI

- ps: view active queries with execution time
- kill: kill a query by pid
- killall: terminates *all* connections to the database
clean up some of the pg-extras move. closes #853
2.40.0
Merge branch 'master' of https://github.com/heroku/heroku