SeniorAdvisor/heroku-buildpack-turbo-sprockets — pull request #3 by yangbodotnet (2014-10-21 10:40:26+00:00)
Title: apply changes for ruby-2.1.3 in heroku

the buildpacks has been change to new path.
https://github.com/heroku/heroku-buildpack-ruby/issues/304

so response the changes, make cedar as prefix_node in deployment in ruby 2.1.3