Refactor RoutableActions to allow additional not_found checks

See merge request gitlab-org/gitlab-ce!28243

Resolve CE/EE diffs in new proj member import

See merge request gitlab-org/gitlab-ce!28254

Resolve CE/EE diffs in project branches

See merge request gitlab-org/gitlab-ce!28261

Resolve CE/EE diffs in app/views/layouts view

Closes gitlab-ee#6647

See merge request gitlab-org/gitlab-ce!28197

Resolve CE/EE diffs in health check

See merge request gitlab-org/gitlab-ce!28270

Since this needs to be called on every find_routable!(Project, ...
we can instead move it to a RoutableActions check.

Remove unused h-3 and w-3 classes

Closes #57239

See merge request gitlab-org/gitlab-ce!28297

Resolve CE/EE diffs in _clone_panel

See merge request gitlab-org/gitlab-ce!28309

Resolve CE/EE diffs in zero_authorized_projects

See merge request gitlab-org/gitlab-ce!28260

Resolve CE/EE diffs in devise ldap tabs

See merge request gitlab-org/gitlab-ce!28252

Add link to next badge

Closes #61503

See merge request gitlab-org/gitlab-ce!28162

Add correlation id to all sentry errors

Closes #61699

See merge request gitlab-org/gitlab-ce!28253

Fix typo

See merge request gitlab-org/gitlab-ce!28276

Optimise upload path calls

See merge request gitlab-org/gitlab-ce!28264

String#underscore isn't particularly slow, but it's possible for us to
call it many times in a users autocomplete request, with mostly-static
values ('User', 'Group', etc.). We can memoise this and save a
surprising amount of time (around 10% of the total request time in some
cases).

Part of single codebase changes.

Fix hiding of quick action prompt in specs

See merge request gitlab-org/gitlab-ce!28285

delete feature flag when disabling Rugged

See merge request gitlab-org/gitlab-ce!28289

EE Backport to CE of EE!12404

See merge request gitlab-org/gitlab-ce!28292

Fix project visibility level validation

Closes #59379

See merge request gitlab-org/gitlab-ce!28305

Rename methods that conflict in Rails 5.2

Closes #55583

See merge request gitlab-org/gitlab-ce!28281

Use real mermaid for mermaid result

See merge request gitlab-org/gitlab-ce!28300

First iteration of documentation for writing end-to-end tests

See merge request gitlab-org/gitlab-ce!27603

framework that intends to make easier for every engineer to
contribute with the end-to-end tests creation, edition, and
improvements.

Improve installation from source

Closes #47483, #61549, and #50937

See merge request gitlab-org/gitlab-ce!28201

* Add a solution for JavaScript heap out of memory error when compiling
assets
* Add note about postgres database config
* Start gitaly before gitlab:setup as it won't work otherwise
Signed-off-by: Dmitriy Zaporozhets <dmitriy.zaporozhets@gmail.com>

Merge branch '9228-geo-how-to-reconcile-differences-with-geo-checksum-mismatches-docs' into 'master'

Document how to reconcile differences with Geo checksum mismatches

Closes gitlab-ee#9228

See merge request gitlab-org/gitlab-ce!28183

Update ruby_parser for ruby 2.6

See merge request gitlab-org/gitlab-ce!28295

Before this, we were only adding the correlation id to the "acceptable
exceptions" which we handle in code.

But we need to add it to the default raven context so the information
would be available for uncaught exceptions.

They were introduced in [this mr][1], with the intention of using
the. Appaarently the usage was removed during review, but the new
classes accidentally stayed around.

[1]: https://gitlab.com/gitlab-org/gitlab-ce/merge_requests/24724