mapbox/tilelive-s3 — pull request #17 by ianshward (2014-04-30 14:36:02+00:00)
Title: http.getAgent removed after node v0.4.x

and http.globalAgent should never be false [based on this](https://github.com/joyent/node/blob/v0.10.26/lib/http.js#L1341-L1342).