mapbox/tilelive-cardboard — pull request #5 by willwhite (2014-09-13 01:29:40+00:00)
Title: Don't require that AWS creds be set by env.

Unblocked by https://github.com/mapbox/tilelive-s3/pull/24. tilelive-cardboard should use aws-sdk's build-in methods for getting credentials, whether that is via ENV, config file, or EC2 metadata API.