- Typo in docs
- Newline between test/expectation in `api/issues_spec`
- Use `find_by` instead of `reference_by` in the structure defining awardables

- Use issue/merge_request IID instead of ID
- Duplicate the original `TimeTrackingEndpoints` concern (+ specs) for V3, since
  this is a breaking change.

- Instead of `issuable_id`

- Instead of `merge_request_id` and `issue_id`
- The API also deals with `snippet_id`, which remains unchanged (since snippets
  don't have `iid`s
- Duplicate the original `AwardEmoji` API (and spec) for use with the V3
  API, since this is a breaking change.

- Instead of `merge_request_id`
- Duplicate the original `MergeRequestDiffs` API (and spec) for use with the V3
  API, since this is a breaking change.

- As opposed to the `id` that was previously being used.
- This brings the API routes closer to the web interface's routes.
- This is specific to API v4.

- As opposed to the issue `id` that was previously being used.
- This brings the API routes closer to the web interface's routes.
- This is specific to API v4.

 - gl_emoji for falling back to image/css-sprite when the browser
   doesn't support an emoji
 - Markdown rendering (Banzai filter)
 - Autocomplete
 - Award emoji menu
    - Perceived perf
    - Immediate response because we now build client-side
 - Update `digests.json` generation in gemojione rake task to be more
   useful and  include `unicodeVersion`

MR: !9437

See issues

 - #26371
 - #27250
 - #22474

Also adds details/summary tags to Copy-as-GFM

align schema.rb with upstream and fix rubocop warning about not freezing mutable constants and empty error classes

 - cleanup formating in haml
 - clarify time window is in seconds
 - cleanup straneous chunks in db/schema
 - rename count_uniqe_ips to update_and_return_ips_count
 - other

The endpoint dropped, get ':id/repository/commits/:sha/jobs', should be
replace by a new endpoint.

[ci skip]

This commit was about 6 commits before squashing, with the main goal to
make all tests green. Now, after pushing this commit we'll see what the
CI has to say about that.

This commit only renames the commits, the cascading effects will be
dealt with later.

Fixes gitlab-org/gitlab-ce#28515

[ci skip]

This makes it possible to maintain backwards compatibility with configs
created when manual actions were non-blocking.

From now manual actions are blocking if configured with `allow_failure:
false`, otherwise manual actions are optional, and their status is
ignored.