Migrate job artifacts data from `ci_builds` to `ci_job_artifacts` table (with Background migrations)

Closes #46652

See merge request gitlab-org/gitlab-ce!18615

[QA] Add a new Test::Sanity::Failing scenario that always fails

Closes gitlab-qa#28

See merge request gitlab-org/gitlab-ce!21477

Merge branch '50991-qa-page-shared-clonepanel-should-be-moved-to-page-component-clonepanel-qa' into 'master'

Resolve "[QA] Page::Shared::ClonePanel should be moved to Page::Component::ClonePanel"

Closes #50991

See merge request gitlab-org/gitlab-ce!21479

Restrict reopening locked issues for non authorized issue authors

Closes #39665

See merge request gitlab-org/gitlab-ce!21299

doc/job_traces.md: the file is job.log

See merge request gitlab-org/gitlab-ce!21360

Enable JUnit results for rspec

See merge request gitlab-org/gitlab-ce!21449

Send required object storage PUT headers in /uploads/authorize API

See merge request gitlab-org/gitlab-ce!21319

Fix bugs/edge cases of JUnitParser

Closes #50960

See merge request gitlab-org/gitlab-ce!21469

Rails 5: support schema t.index for mysql

See merge request gitlab-org/gitlab-ce!21485

Fix wording in Danger warning about MRs to non-master

See merge request gitlab-org/gitlab-ce!21493

Unused CSS part exists in mobile CSS framework

Closes #50879

See merge request gitlab-org/gitlab-ce!21439

Set issuable_sort and diff_view cookies to secure when possible

Closes #49120

See merge request gitlab-org/gitlab-ce!21442

Uploads to wiki stored inside the wiki git repository

Closes #33475

See merge request gitlab-org/gitlab-ce!21362

Fix QA ObjectStorage not inheriting from Test::Instance::All

See merge request gitlab-org/gitlab-ce!21494

If it's most of the time, then it's not all.

Disable Web IDE button if user is not allowed to push the source branch.

Closes #45026

See merge request gitlab-org/gitlab-ce!21288

Add artifact information in job API

See merge request gitlab-org/gitlab-ce!21328

Closes #49120

Make cache vs artifacts section more visible, and minor enhancements to text.

See merge request gitlab-org/gitlab-ce!21491

Resolve "Should we still use Flay?"

Closes #44750

See merge request gitlab-org/gitlab-ce!21476

Update installation and update docs for 11.3

See merge request gitlab-org/gitlab-ce!21481

Start validating against the exciting JSON schema for the job controller JSON
response.

The JSON schema is not complete since there is quite a lot missing, this will
be done in a separate issue.

gitlab-org/gitlab-ce#50101

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

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

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

Cleanup of api settings.md doc

See merge request gitlab-org/gitlab-ce!21474

Move badge settings to general settings

Closes #46590

See merge request gitlab-org/gitlab-ce!21333

Extract EE-specific lines from Gitlab::Email::Handler

See merge request gitlab-org/gitlab-ce!21358