bundle install --path "${HOME}/bundles/${JOB_NAME}"

bundle exec rake
bundle exec rake publish_gem

export RBENV_VERSION="2.0.0"

bundle install --path "${HOME}/bundles/${JOB_NAME}"

bundle exec rake
bundle exec rake publish_gem

Add an explicit ruby version to test against.
Add an explicit ruby version to test against.

The jenkins job fails to build without knowing which ruby version the
build wants. Explcitly setting it will hopefully stop this.
