Handle null start or due dates for dates sourcing milestone in Epics

Closes #8700

See merge request gitlab-org/gitlab-ee!8689

Resolve "Add usage ping for Package Management"

Closes #8320

See merge request gitlab-org/gitlab-ee!8641

Refactor Gitlab::Checks::ChangeAccess class

See merge request gitlab-org/gitlab-ee!8464

CE upstream - 2018-12-04 10:23 UTC

See merge request gitlab-org/gitlab-ee!8690

Resolve "Group-level project templates: Mini renaming"

Closes #8637

See merge request gitlab-org/gitlab-ee!8688

Fix collapsing discussion replies

Closes #54646

See merge request gitlab-org/gitlab-ce!23462

CE upstream - 2018-12-04 00:21 UTC

Closes gitlab-ce#45992

See merge request gitlab-org/gitlab-ee!8686

This class handles the validations of git pushes. It is
quite big and all the logic is inside one file. This commit
refactors the code and split it into different files.

Revert "Merge branch 'auto-devops-support-for-group-security-dashboard' into 'master'"

See merge request gitlab-org/gitlab-ce!23530

CE Port2 of "Add empty and disabled web terminal tab"

See merge request gitlab-org/gitlab-ce!23509

Add empty and disabled web terminal tab

See merge request gitlab-org/gitlab-ee!8665

Update -font-size variable name

See merge request gitlab-org/gitlab-ce!23519

Disable format determination based on path extension

Closes #54278

See merge request gitlab-org/gitlab-ce!23454

Make docs about expect_next_instance_of consistent

See merge request gitlab-org/gitlab-ce!23507

This reverts merge request !23165

Approximate table counts based on TABLESAMPLE

See merge request gitlab-org/gitlab-ce!22650

Change issue weight dropdown to be an input

Closes #7263

See merge request gitlab-org/gitlab-ee!8648

Fix lack of documentation on how to fetch a snippet's content using API

See merge request gitlab-org/gitlab-ce!23448

Fix documentation for /api/v4/projects/:id/repository/archive

Closes #45992

See merge request gitlab-org/gitlab-ce!23501

Rollback will not work because Envoy will still fetch latest commit from the…

See merge request gitlab-org/gitlab-ce!23493

CE upstream - 2018-12-03 22:21 UTC

See merge request gitlab-org/gitlab-ee!8684

Docs : Auto Devops migrate: add two release info

See merge request gitlab-org/gitlab-ce!23500

[ci skip]

[ci skip]

[ci skip]

CE upstream - 2018-12-03 18:21 UTC

Closes gitlab-ce#53515

See merge request gitlab-org/gitlab-ee!8678

The numbers in
https://gitlab.com/gitlab-org/gitlab-ce/merge_requests/22650#note_117645395
are quite promising with that target.

This improves readability quite a bit.