abraham/twitteroauth — pull request #188 by shaggie76 (2013-06-12 13:04:47+00:00)
Title: I've changed the API version to 1.1 to work around the 1.0 interface being deprecated; seems to work just fine for us.

Started failing with: The Twitter REST API v1 will soon stop
functioning. Please migrate to API v1.1.
https://dev.twitter.com/docs/api/1.1/overview

Updating to API interface seems all that is needed.