EE Port of Basic IDE Setup

What does this MR do?

EE Port of the Basic IDE Setup https://gitlab.com/gitlab-org/gitlab-ce/merge_requests/15430

Does this MR meet the acceptance criteria?

• Changelog entry added, if necessary
• Tests added for this feature/bug
• Review
  • Has been reviewed by UX
  • Has been reviewed by Frontend
  • Has been reviewed by Backend
• Conform by the style guides
• Squashed related commits together
• Internationalization required/considered

What are the relevant issue numbers?