Add ability to disable Merge Request URL on push

Closes #21451

See merge request !9663

Strip reference prefixes on branch creation

Closes #26470

See merge request !8498

Make sure alias email would never match original user

See merge request !10037

Make the test less time sensitive by extending 0.2 days

See merge request !10035

Hopefully this could fix:

https://gitlab.com/gitlab-org/gitlab-ce/builds/12431186

To make sure that the email would never contain "joh"
otherwise it would match to this `another_user`.

days. This shall fix:
https://gitlab.com/gitlab-org/gitlab-ce/builds/12411626

and other test failures for the same thing.

Protect against unknown emojis in frequently used list

See merge request !10020

Use Enumerable#index_by where possible

See merge request !10011

Fix double click token name

Closes #29599

See merge request !10023

removes n+1 query from tags and branches indexes

See merge request !9905

Fix Slack link when on notify

See merge request !9999

Add copy button to blob header and use icon for Raw button

See merge request !9878

Don't use reserved name in jasmine tests

See merge request !10022

See https://gitlab.slack.com/archives/frontend/p1489690607738864

Fix config option to disable Prometheus

Closes #29142

See merge request !10019

Enabled remote filter in compare dropdowns

Closes #29545

See merge request !9997

Fix spacing between MR number and title

Closes #29560

See merge request !10008

Fixed commit icon size in cycle analyitcs

Closes #29536

See merge request !9994

Add docs for realtime polling for the frontend.

See merge request !9998

Update award emoji button native emoji alignment

Closes #29228

See merge request !9985

The GitLab Pages external-http and external-https arguments can be specified multiple times

See merge request !9812

Prometheus Service Integration Documentation

Closes #29142

See merge request !9954

[ci skip]

Ensure dots in project and group ID are allowed in the API endpoints

Closes #27988

See merge request !9944

Fix archive prefix bug for refs containing dots

Closes #29565

See merge request !10007

Add policy for closing stale merge requests

See merge request !10013

Suggest a more secure way of handling SSH host keys in docker builds [ci skip]

See merge request !2797

Speed up GitLab QA docker image builds

Closes gitlab-qa#33

See merge request !10000

Expand on the good changelog/bad changelog documentation examples

See merge request !10016

Fixed search not working in issue boards modal

See merge request !10010