Partially addresses gitlab-ce#47424.

Merge branch 'ee-50535-display-banner-to-notify-user-if-project-is-implicitly-opted-ado' into 'master'

EE port of Displays banner to notify users ADO is implicitly enabled

See merge request gitlab-org/gitlab-ee!7236

CE upstream - 2018-09-06 18:22 UTC

See merge request gitlab-org/gitlab-ee!7272

Port of Resolve "Clean up the top section of the cluster page" to EE

See merge request gitlab-org/gitlab-ee!7261

EE port (Update eslintrc no-param-reassign to allow props reassignment)

See merge request gitlab-org/gitlab-ee!7001

EE Port for https://gitlab.com/gitlab-org/gitlab-ce/merge_requests/21172

See merge request gitlab-org/gitlab-ee!6894

Merge branch '7419-running-git-clone-with-a-secondary-geo-node-url-has-lfs-batch-download-redirected-to-primary' into 'master'

Resolve "Running git clone with a secondary geo node URL has LFS batch download redirected to primary"

Closes #7419

See merge request gitlab-org/gitlab-ee!7209

# Conflicts:
#	doc/administration/high_availability/gitlab.md
#	doc/administration/high_availability/redis.md
#	doc/api/jobs.md
#	doc/user/markdown.md
#	doc/user/project/integrations/jira.md
#	doc/user/project/issue_board.md
#	lib/gitlab/tree_summary.rb

[ci skip]

CE upstream - 2018-09-06 15:24 UTC

See merge request gitlab-org/gitlab-ee!7271

Bulk-render commit titles in the tree view to improve performance

Closes #43140

See merge request gitlab-org/gitlab-ce!21500

Bulk-render commit titles in the tree view to improve performance: EE version

See merge request gitlab-org/gitlab-ee!7234

If ADO is implicitly enabled for a project due to the instance wide
setting feature or feature flag rollout then an owner or maintainer
visiting that project are going to see a banner.

Closes #50535

Resolve "Migrate issue labels and milestone to related merge request"

Closes #50657

See merge request gitlab-org/gitlab-ce!21383

Remove extra spaces from MR discussion notes

Closes #46340

See merge request gitlab-org/gitlab-ce!21461

Resolve "CE documentation is not CommonMark compliant"

Closes #50695

See merge request gitlab-org/gitlab-ce!21385

Handled exception during file upload

See merge request gitlab-org/gitlab-ce!21528

Add spec to check that geo can download code from private repository

See merge request gitlab-org/gitlab-ee!7235

Quick action to add/remove issue to epic from issue

Closes #6959

See merge request gitlab-org/gitlab-ee!6934

# Conflicts:
#	locale/gitlab.pot

[ci skip]

Fix closing issue default pattern

Closes #51085

See merge request gitlab-org/gitlab-ce!21531