Revert "::Rake::CommandFailedError doesn't exist."
Revert "::Rake::CommandFailedError doesn't exist."

This reverts commit c5a889ce865cc0314597e9de11e2bee366e797ac.

dilumnavanjana/bundler,mvz/bundler,bundler/bundler,dilumnavanjana/bundler,mvz/bundler,bundler/bundler