Properly disable WebMock and fix spec

Closes #4528

See merge request gitlab-org/gitlab-ee!3988

CE upstream - Tuesday

Closes #4519, #3953, #4308, gitlab-org/release/tasks#13, and gitaly#886

See merge request gitlab-org/gitlab-ee!3978

Signed-off-by: Dmitriy Zaporozhets <dmitriy.zaporozhets@gmail.com>

Fix group hooks mock

Closes #4519

See merge request gitlab-org/gitlab-ee!3982

(cherry picked from commit 1b16ffac)

5800fe16 Fix group hooks mock

Refactor dispatcher dashboard projects route (EE Version)

See merge request gitlab-org/gitlab-ee!3985

Refactor dispatcher dashboard issues path (EE)

See merge request gitlab-org/gitlab-ee!3968

Signed-off-by: Dmitriy Zaporozhets <dmitriy.zaporozhets@gmail.com>

Refactor dashboard milestone show inside dispatcher (EE)

See merge request gitlab-org/gitlab-ee!3962

Refactor dashboard milestone index (EE)

See merge request gitlab-org/gitlab-ee!3961

Restore sidebar collapse button padding (EE Version)

See merge request gitlab-org/gitlab-ee!3975

Closes #4528

Remove duplicate links

See merge request gitlab-org/gitlab-ee!3909

Refactor dashboard todos inside dispatcher (EE)

See merge request gitlab-org/gitlab-ee!3967

Properly memoize ChangeAccess#validate_path_locks? to avoid excessive queries

Closes #4488

See merge request gitlab-org/gitlab-ee!3945

Fix group hooks mock

Closes #4519

See merge request gitlab-org/gitlab-ee!3982

Fix DAST doc title

See merge request gitlab-org/gitlab-ee!3969

Resolve "Remove EE-specific code from `POST /api/v4/projects/:id/members`"

Closes #4135

See merge request gitlab-org/gitlab-ee!3512

# Conflicts:
#	app/views/admin/application_settings/_form.html.haml
#	db/migrate/20160301174731_add_fingerprint_index.rb
#	db/schema.rb
#	doc/administration/operations/fast_ssh_key_lookup.md
#	doc/administration/operations/index.md

[ci skip]

CE upstream - Monday

Closes gitlab-qa#149, gitaly#857, #3968, and gitlab-ce#41624

See merge request gitlab-org/gitlab-ee!3956

Fixing bug related to wiki last version

Closes #41477 and #41506

See merge request gitlab-org/gitlab-ce!16197

Improve SSH database key lookup documentation

Closes #41399

See merge request gitlab-org/gitlab-ce!16048