Fixing some preexisting issues (Safari) and some new issues (Windows
Firefox)

Maintain emoji line-height in it's context to avoid cut-off,
(Windows 10) http://i.imgur.com/xmdOLgv.png

This also allows us to get rid of the small bodge for the cut-off in
Safari

It was pulling
https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Object/watch

 - 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

Move `api/v3/deployments` to the correct namespace

See merge request !9732

Fix typo in Gitlab application config file

Closes #24998

See merge request !9702

Revert it

See merge request !9737

See if repro #29035

See merge request !9736

[ci skip]

Remove Test if worked. #29035

See merge request !9735

Fix Sort dropdown reflow issue

Closes #22562

See merge request !9728

[ci skip]

Testing #29035

See merge request !9734

See if we can reproduce that problem

Add storage class configuration option for Amazon S3 remote backups

See merge request !9599

Refactor network graph bundle to ES module syntax

See merge request !9696

Make stuck builds detection more performant

Closes #27523

See merge request !9025

Rename builds to jobs in the API

Closes #28515

See merge request !9463

GitLab should have an option to prevent users from signing in from multiple IPs

Closes #27520

See merge request !8998

Make Sort dropdown behave the same as filters in narrower
viewports. Adjust dropdowns to fit on the same line in worst-case
scenario ("Oldest created" selected).

Closes #22562

See merge request !9533

removes redundant code from gitlab database file

See merge request !9282

Fix issues mentioned but not closed for JIRA

Closes #26028

See merge request !9687

Use gitlab-workhorse 1.4.0

See merge request !9724

Set max for Zen mode textarea to screen height

Closes #28704

See merge request !9667

Improve IssuableFinder performance

Closes #25503

See merge request !9030

Fixed spacing in mobile secondary nav

See merge request !9657

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

 + rename shared context

 - 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