Ruby2.1
To support GitLab we need current Ruby oldstable, which is Ruby 2.1.6.
Rationale: https://gitlab.com/gitlab-org/gitlab-ce/commit/757df0142f521380b92d28a721a7fd2bd8aa382f
/cc @kazuhiko
To support GitLab we need current Ruby oldstable, which is Ruby 2.1.6.
Rationale: https://gitlab.com/gitlab-org/gitlab-ce/commit/757df0142f521380b92d28a721a7fd2bd8aa382f
/cc @kazuhiko