add info about the current format of the backup name and refresh examples of commands

See merge request gitlab-org/gitlab-ce!18739

Add `Access-Control-Allow-Headers` to Webpack Dev Server config

Closes #46741

See merge request gitlab-org/gitlab-ce!19131

[CE] Backport helpers from GroupSAML failure messages

See merge request gitlab-org/gitlab-ce!19064

Show loading icon only when making the request

See merge request gitlab-org/gitlab-ce!19116

MR unmergeable notification

See merge request gitlab-org/gitlab-ce!18042

Check if note's noteable is not nil when checking resolvability

Closes #46573

See merge request gitlab-org/gitlab-ce!19081

Resolve "Escape key to close MR check out branch modal"

Closes #45850

See merge request gitlab-org/gitlab-ce!19050

[ci skip]

Resolve "Runners search input placeholder is cut off"

Closes #39710

See merge request gitlab-org/gitlab-ce!19015

Fixed U2F authentication when used with LDAP

Closes #46661

See merge request gitlab-org/gitlab-ce!19115

Merge branch '45175-cache-json-instead-of-activerecord-objects-in-appearance-and-applicationsetting' into 'master'

Resolve "Cache JSON instead of ActiveRecord objects in `Appearance` and `ApplicationSetting`"

Closes #45175

See merge request gitlab-org/gitlab-ce!18754

Update keyboard shortcut conventions

See merge request gitlab-org/gitlab-ce!19014

removed "(Beta)" from "Auto DevOps" messages

See merge request gitlab-org/gitlab-ce!18759

Add documentation of variables usage for disabling/enabling jobs in  Auto DevOps

Closes #46505

See merge request gitlab-org/gitlab-ce!19076

Resolve "Prometheus integration fails on k8s 1.10"

Closes #46259

See merge request gitlab-org/gitlab-ce!19082

Closes #46661

Upgrading from EE to CE fails on project_mirror_data migrations

Closes #46630

See merge request gitlab-org/gitlab-ce!19109

Render 404 when prometheus adapter is disabled in Prometheus metrics controller

Closes #46413

See merge request gitlab-org/gitlab-ce!19110

This can occur when a note is added to a commit and then this commit
is deleted.

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

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

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

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

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

CE backport - Allow viewing only one board when multiple issue boards is not enabled

See merge request gitlab-org/gitlab-ce!19068

CE: Use render_if_exists to hide EE specific codes

See merge request gitlab-org/gitlab-ce!19041