Also update repo restorer to use project wiki method.

Add omniauth-oauth2-generic strategy

Closes #26744

See merge request !9048

Add GFM support to nested groups

See merge request !9184

Fix UX Guide apostrophe use for singular common nouns

See merge request !9190

Signed-off-by: Dmitriy Zaporozhets <dmitriy.zaporozhets@gmail.com>

Replace static fixture for behaviors/quick_submit_spec.js

See merge request !9086

Replace static fixture for merge_request_tabs_spec.js

See merge request !9172

Make deploy key not show in User's keys list

Closes #27480

See merge request !9024

- Allows configurable Single Sign On with most simple OAuth2 providers
- Adds documentation for the new strategy

Closes #26744

Remove deprecated templates endpoints in V4

Closes #22818

See merge request !8853

Add option to receive email notifications about your own activity

See merge request !8836

Show mentioned/issues being closed from a Merge Requests title

Closes #24333

See merge request !9194

Resolve "GroupsController#activity.json is REALLY slow due to SQL"

Closes #27395

See merge request !9088

Enable Style/RedundantException, Lint/EmptyWhen, and RSpec/ExpectActual cops

See merge request !9151

Respect autocrlf setting when creating/updating file through web UI

Closes gitlab-com/www-gitlab-com#1152

See merge request !9198

Add indices to improve loading of labels page

Closes #25413

See merge request !9121

only print errors and warnings from webpack dev server

See merge request !9118

Fix current build arrow

Closes #27939

See merge request !9154

Show directory hierarchy when listing wiki pages

Closes #23535

See merge request !8133

Replace static fixture for header_spec.js

See merge request !9174

Replace static fixture for new_branch_spec.js

See merge request !9131

Adds container to tooltip in order to make it work with overflow:hidden in parent element

Closes #28032

See merge request !9170

Resolve "Icon in issue search dropdown still animates"

Closes #28034

See merge request !9156

Merge branch '27947-missing-margin-between-loading-icon-and-text-in-merge-request-widget' into 'master'

Resolve "Missing margin between loading icon and text in Merge Request Widget"

Closes #27947

See merge request !9119

Add limit to the number of events showed in cycle analytics

See merge request !7743

Also, don't use limit in subquery, MySQL don't like that.
Signed-off-by: Rémy Coutable <remy@rymai.me>

Signed-off-by: Rémy Coutable <remy@rymai.me>

Signed-off-by: Rémy Coutable <remy@rymai.me>

Mark as WIP based on MR commits only

Closes #27886

See merge request !9085