Follow-up from "WIP Compare codeclimate artifacts on merge request page"

Dependency tree for MR widget should match documentation: https://docs.gitlab.com/ce/development/fe_guide/style_guide_js.html#naming

The following discussion from gitlab-ce!11379 should be addressed:

@fatihacet commented on a discussion: (+4 comments)

That makes sense. In the end they are just exporting an Object. However we should refactor all of the previous usages. I don't like the mixed behavior but that's not related with you or your work here.