Use Ci::Commit as Pipeline

app/controllers/projects/commit_controller.rb

app/controllers/projects/merge_requests_controller.rb

app/controllers/projects/pipelines_controller.rb

app/helpers/ci_status_helper.rb

app/helpers/gitlab_routing_helper.rb

app/models/ci/build.rb

app/models/ci/commit.rb

app/models/commit.rb

app/models/commit_status.rb

app/models/concerns/ci_status.rb

app/models/merge_request.rb

app/models/project.rb

app/services/ci/create_builds_service.rb

app/services/ci/create_trigger_request_service.rb

app/services/create_commit_builds_service.rb

app/views/admin/runners/show.html.haml

app/views/projects/_last_commit.html.haml

app/views/projects/builds/show.html.haml

app/views/projects/ci/builds/_build.html.haml

app/views/projects/ci/commits/_commit.html.haml