Prepare 10.5 RC5 release

See merge request gitlab-org/gitlab-ce!17083

Do not attach runner to a non-exsiting network in QA

Closes gitlab-qa#180

See merge request gitlab-org/gitlab-ce!17028

Remove Sentry reporting for query limiting

See merge request gitlab-org/gitlab-ce!17092

Fix Error 500s creating merge requests with external issue tracker

Closes #43193

See merge request gitlab-org/gitlab-ce!17073

Cleanup new branch/merge request form in issues

Closes #41938

See merge request gitlab-org/gitlab-ce!16854

Fix warning messages for promoting labels and milestones

Closes #42900

See merge request gitlab-org/gitlab-ce!17063

Prepare 10.5 RC4 release

See merge request gitlab-org/gitlab-ce!17055

Disable query limiting warnings for now on GitLab.com

See merge request gitlab-org/gitlab-ce!17067

Merge branch 'rd-43185-revert-sanitize-extra-blank-spaces-used-when-uploading-a-ssh-key' into 'master'

Revert "Merge branch 'rd-40552-gitlab-should-check-if-keys-are-valid-before-saving' into 'master'"

See merge request gitlab-org/gitlab-ce!17062

Default CI variables to unprotected

Closes #42928

See merge request gitlab-org/gitlab-ce!17039

API - fix searching in group/project specified by path

Closes #42937

See merge request gitlab-org/gitlab-ce!17033

Resolve 10.5.0 RC1 QA Failure with failing API specs

Closes gitlab-qa#180

See merge request gitlab-org/gitlab-ce!16999

Add docs for MR link in commit page

See merge request gitlab-org/gitlab-ce!16994

Fix concurrent fork network migrations

Closes #41487

See merge request gitlab-org/gitlab-ce!16988

Issues and merge requests in subgroups docs

See merge request gitlab-org/gitlab-ce!16978

Update docs labels CE

See merge request gitlab-org/gitlab-ce!16974

Add a note about merge conflicts in `gitlab.pot`

See merge request gitlab-org/gitlab-ce!16971

Prepare 10.5 RC3 release

See merge request gitlab-org/gitlab-ce!17026

Pick 10.4.3 fixes into master

See merge request gitlab-org/gitlab-ce!17040

Prepare 10.5 RC2 release

See merge request gitlab-org/gitlab-ce!17001

Bumps Gitlab Shell version to 6.0.3

See merge request gitlab-org/gitlab-ce!17008

10.5 Update the dependencies license list

See merge request gitlab-org/gitlab-ce!16998

10.5 Update the `.gitignore`, `.gitlab-ci.yml`, and `Dockerfile` templates

See merge request gitlab-org/gitlab-ce!16997

10.5 Create the "Update" guides

See merge request gitlab-org/gitlab-ce!16996

10.5 Update the "Installation from Source" guide

See merge request gitlab-org/gitlab-ce!16995

Memoize MergeRequest#rebase_in_progress? to prevent N+1 queries in Gitaly

Closes gitlab-ee#4857

See merge request gitlab-org/gitlab-ce!16990

Update 10-5-stable to freeze point

See merge request gitlab-org/gitlab-ce!16993

Annotate charts page for internationalization

See merge request gitlab-org/gitlab-ce!16687

Resolve "New design for user deletion confirmation in admin area"

Closes #41301

See merge request gitlab-org/gitlab-ce!16811

Resolve "New design for cancel / stop pipeline confirmation"

Closes #41297

See merge request gitlab-org/gitlab-ce!16813

Annotate graph page for internationalization

See merge request gitlab-org/gitlab-ce!16688

Resolve "New design for project deletion confirmation"

Closes #41300

See merge request gitlab-org/gitlab-ce!16812