carvil/dash-it — pull request #3 by wjlroe (2013-02-23 18:38:23+00:00)
Title: Don't require people to create roles

If you leave out the username, developers can use their already set-up
postgres role to create the dev database and migrate it. This avoids
forcing them to create a DB role for every project they have in
development. By default postgres uses your username and ident, which
should already be set up by the developer when they installed Postgres