wercker/wercker-devcenter — pull request #28 by coffeejunk (2014-12-18 17:22:22+00:00)
Title: Fix Rails4 documentation

`heroku-deploy` doesn't automatically install the toolbelt anymore, hence the installation has to be enabled in order for the rake tasks to be executed.

(as documented here https://twitter.com/viktorbenei/status/456913389928054784 and https://gist.github.com/flenter/bbcee41fe7e70752bc24)