Add latest changes from gitlab-org/gitlab@12-8-stable-ee

changelogs/unreleased/23140-productivity-analytics-limit-graph-scales-to-whole-numbers.yml

----
-title: Limit productivity analytics graph y-axis scale to whole numbers
-merge_request: 23140
-author:
-type: fixed

changelogs/unreleased/23296-add-ci-variables-server-port-protocol.yml

----
-title: Add CI variables to provide GitLab port and protocol
-merge_request: 23296
-author: Aidin Abedi
-type: added

changelogs/unreleased/23315-routing-changes-and-pagination-for-container-registry.yml

----
-title: Add show routes for group and project repositories_controllers and add pagination
-  to the index responses
-merge_request: 23151
-author:
-type: added

changelogs/unreleased/24020-copy-markdown-from-comments.yml

----
-title: Fix copy markdown with elements with no text content
-merge_request: 24020
-author:
-type: fixed

changelogs/unreleased/24108-fix-sast-multiline.yml

----
-title: Fix multiline issue when loading env vars from DinD in SAST
-merge_request: 24108
-author:
-type: fixed

changelogs/unreleased/24415-restrict-wiki-page-titles.yml

----
-title: Limit length of wiki file/directory names
-merge_request: 24364
-author:
-type: changed

changelogs/unreleased/24779-super-group-milestone-view-doesn-t-include-milestones-from-projects.yml

----
-title: Include milestones from subgroups in the list of Group Milestones.
-merge_request: 22922
-author:
-type: fixed

changelogs/unreleased/24992-add-avatar_url-and-email_user-in_web_hook.yml

----
-title: add avatar_url in job webhook, and email in pipeline webhook
-merge_request: 24992
-author: Guillaume Micouin
-type: added

changelogs/unreleased/25276-allow-forward-deploys-only.yml

----
-title: Allow to deploy only forward deployments
-merge_request: 22959
-author:
-type: changed

changelogs/unreleased/25970-mirror-pull-for-archived-projects.yml

----
-title: Disable pull mirror importing for archived projects
-merge_request: 24029
-author:
-type: fixed

changelogs/unreleased/26113-webide-upload-encoding.yml

----
-title: Fix some of the file encoding issues when uploading in the Web IDE
-merge_request: 23761
-author:
-type: fixed

changelogs/unreleased/26247-junit-xml-tests-mis-present-the-test-execution-time-from-test-cases.yml

----
-title: Label MR test modal execution time as seconds
-merge_request: 24019
-author:
-type: fixed

changelogs/unreleased/28352-group-issues-api-searches-archived-projects.yml

----
-title: Add non_archived param to issues API endpoint to filter issues from archived projects
-merge_request: 23785
-author:
-type: added

changelogs/unreleased/28352-group-merge-request-api-searches-archived-projects.yml

----
-title: Add non_archived param to group merge requests API endpoint to filter MRs from non archived projects
-merge_request: 23809
-author:
-type: added

changelogs/unreleased/28376-merge-request-comments-have-stopped-appearing-for-the-whole-project.yml

----
-title: Fix Merge Request comments when some notes are corrupt
-merge_request: 23786
-author:
-type: fixed

changelogs/unreleased/28872-admin-area-s-account-and-limit-fields-could-be-improved.yml

----
-title: Add clarifying content to account fields
-merge_request:
-author:
-type: other

changelogs/unreleased/28965-fix-filter-hover-state.yml

----
-title: Add border radius and remove blue outline on recent searches filter
-merge_request: 23266
-author:
-type: fixed

changelogs/unreleased/29077-remove-two_step_rebase-feature-flag.yml

----
-title: Update rebasing to use the new two-phase Gitaly Rebase RPC
-merge_request: 23546
-author:
-type: changed

changelogs/unreleased/29984-asynchronous-mr-mergeability-check.yml

----
-title: Check mergeability of MR asynchronously
-merge_request: 21026
-author:
-type: performance

changelogs/unreleased/29987-revert-groups-overview-font-spacing-to-the-old-more-space-efficient.yml

----
-title: Reducing whitespace in group list to show more on screen and reduce vertical scrolling
-merge_request: 21584
-author:
-type: other