gregwebs/haskell-heroku — pull request #1 by pbrisbin (2013-06-07 00:53:17+00:00)
Title: Add Web.Heroku.Postgres

I use this in one of my own apps, figured it might make sense for it to
live in this package. Let me know if you'd like the module or function
name different, my choices were pretty arbitrary.

I'll let you set the version bounds on the new deps it introduces.