Originally picked as: 3fc0dbcbebcd470fe14f8b5fb7ad55dc3912402e. But
given the internals changed, this was changed now. The changelog was
removed too.

* master: (623 commits)
  Fix issues with pdf-js dependencies
  fix missing changelog entries for security release on 2017-01-23
  Update top bar issues icon
  Fix pipeline icon in contextual nav for projects
  Since mysql is not a priority anymore, test it less
  Fix order of CI lint ace editor loading
  Add container registry and spam logs icons
  Fix different Markdown styles
  Backport to CE for:
  Make new dropdown dividers full width
  Fix spec
  Fix spec
  Fix spec
  Bump GITLAB_SHELL_VERSION and GITALY_VERSION to support unhiding refs
  Add changelog
  Install yarn via apt in update guides
  Use long curl options
  fix
  Add a spec for concurrent process
  Remove monkey-patched Array.prototype.first() and last() methods
  ...

Fix issues with pdf-js dependencies

See merge request !13328

Fix order of CI lint ace editor loading

Closes #35985

See merge request !13316

Fix Timezone Inconsistencies in User Contribution Calendar

Closes #27616 and #1943

See merge request !13208

Add missing CHANGELOG.md entries for security release on 2017-01-23

See merge request !13327

Fix "Cannot connect to CI server error messages"

Closes #34547

See merge request !13252

Fix "pipeline_schedules pages throwing error 500" when "Active Ci::PipelineSchedule have a nullified `next_run_at`"

Closes #32790

See merge request !13286

Update top bar issues icon

Closes #35275

See merge request !13263

Fix pipeline icon in contextual nav for projects

See merge request !13324

34060 Simply general project settings to use expanded panels

Closes #34060

See merge request !12620

Since mysql is not a priority anymore, test it less

See merge request !13320

Install 'yarn' globally to avoid PATH issues

See merge request !13273

Make dividers of new dropdown style full width

Closes #35784

See merge request !13276

Add container registry and spam logs icons

Closes #35944

See merge request !13317

Add spec to test combining API merge_requests query parameters

See merge request !11172

CE: Move EE-specific files to a standalone directory

Closes gitlab-ee#3097

See merge request !13311

Revert "Merge branch 'rs-warm-capybara-only-in-ci' into 'master'"

See merge request !13292

Migrate Repository#last_commit_for_path to Gitaly

Closes gitaly#433

See merge request !13200

Migrate blame loading to Gitaly

Closes gitaly#421

See merge request !13155

Closes #35985

Add active state for pipelines settings on old nav

Closes #35948

See merge request !13297

35659 Rename Pipelines tab to CI / CD in new navigation

Closes #35659

See merge request !13241

Move OpenShift blog from WWW to CE

See merge request !13301

https://gitlab.com/gitlab-org/gitlab-ee/merge_requests/2483

Ensure DeviseHelpers is loaded before inclusion in LoginHelpers

Closes #35701

See merge request !13261

Bump GITLAB_SHELL_VERSION and GITALY_VERSION to support unhiding refs

See merge request !13307

Fixes scss lint errors