Prepare 10.3 RC4 release (initially planned to be RC3)

See merge request gitlab-org/gitlab-ce!16000

Use Gitaly 0.59.2 in 10-3-stable

[ci skip]

See merge request gitlab-org/gitlab-ce!16039

Removes AddTimezoneToIssuesClosedAt migration and respective cleanup post migration for C

See merge request gitlab-org/gitlab-ce!16021

Clear caches before updating MR diffs

See merge request gitlab-org/gitlab-ce!15916

Use memoization for commits on diffs

See merge request gitlab-org/gitlab-ce!15857

fix the commit diff discussion sending the wrong url

See merge request gitlab-org/gitlab-ce!15988

(cherry picked from commit f7a9ced2)

c77083a4 fix the commit diff discussion sending the wrong url
a794b161 rework the merge_request_version_params to use Object#tap

Stop sending milestone and labels for Projects::MergeRequestsController#show.json requests

See merge request gitlab-org/gitlab-ce!15847

(cherry picked from commit 3870a1bd)

cba40a1f Stop sending milestone and labels data over the wire for MR widget

Avoid running autodevops sast job on GitLab CE

Closes gl-sast#3

See merge request gitlab-org/gitlab-ce!15962

(cherry picked from commit 169a8c35)

8153f734 Avoid running autodevops sast job on GitLab CE

Filter by subgroup name before determining if our group has a subgroup

See merge request gitlab-org/gitlab-ce!15969

(cherry picked from commit 30696747)

643dca1c Filter by subgroup name before determining if our group has a subgroup

Don't use Markdown cache for stubbed settings in specs

Closes #41130

See merge request gitlab-org/gitlab-ce!15954

(cherry picked from commit dc17e7d7)

10885edf Don't use Markdown cache for stubbed settings in specs

Add SAST docs

Closes gitlab-ee#4125

See merge request gitlab-org/gitlab-ce!15859

(cherry picked from commit 0b19319b)

a862a21f Add SAST docs

Make sure user email is read only when synced with LDAP

Closes #41033

See merge request gitlab-org/gitlab-ce!15915

(cherry picked from commit d39d968b)

481b8a71 Make sure user email is read only when synced with LDAP

Add note about automatic pipelines when enabling Auto DevOps

See merge request gitlab-org/gitlab-ce!15946

(cherry picked from commit 6547f549)

8de4cb57 Add note about automatic pipelines when enabling Auto DevOps
bfa4fa91 Move note on automatic pipelines further below

Docs update documentation guidelines

See merge request gitlab-org/gitlab-ce!15811

Add commit diff discussion in merge request context documentation

See merge request gitlab-org/gitlab-ce!15885

(cherry picked from commit 8b33670e)

2cf80d11 Add docs for commit diff discussion in merge requests

Clear caches before updating MR diffs

See merge request gitlab-org/gitlab-ce!15916

Fixed doc for create MR from email

See merge request gitlab-org/gitlab-ce!15849

(cherry picked from commit 391bb437)

e297c417 Fixed doc for create MR from email

Include project in BatchLoader key to prevent returning blobs for the wrong project

Closes gitlab-ee#4325

See merge request gitlab-org/gitlab-ce!15936

(cherry picked from commit f5114187)

6c4f6d37 Include project in BatchLoader key to prevent returning blobs for the wrong project
f871027e Clear BatchLoader after each spec to prevent holding onto records longer than necessary

Clarifies documentation for user, group & project transfers

See merge request gitlab-org/gitlab-ce!15896

(cherry picked from commit af110b89)

1bdbff2d Updates doc for user, group & project transfers

Cache feature check for 1 minute for MethodCall instrumentation toggle

See merge request gitlab-org/gitlab-ce!15800

(cherry picked from commit 83998c0a)

53dc9e83 Cache feature check for 5 minutes for MethodCall instrumentation toggle
b503e6ff Implement simple in memory cache that expires after 5 minutes
6af84964 Set cache expire only once the cache is filled,
5904b033 Implemente measurement enabled cache using AtomicReference
408208bc Use AtomicFixNum to implement CAS isolated cache update.
ca176a9b move call_measurement_enabled? method to the bottom of the file
fd0a5168 use class variables instead of CONSTANTs
da19ce62 Expire feature flag cache after 1minute
51668d3e Use class variable and add rubocop exception
db9e5bf7 fix test case description

Restore throttling of touch for 10.3 stable

See merge request gitlab-org/gitlab-ce!15890

Fix missing WHERE clause in 20171106135924_issues_milestone_id_foreign_key migration

Closes gitlab-com/infrastructure#3416

See merge request gitlab-org/gitlab-ce!15997

This allows EE to re-use the object, making it easier to trigger
indexing of the noteable.

Dependencies Validator fails when depended job is `manual`

Closes #41110

See merge request gitlab-org/gitlab-ce!15924

(cherry picked from commit 57175ecb)

1def948b Dependencies Validator fails when depended job is `manual`

Prepare 10.3 RC1 release

See merge request gitlab-org/gitlab-ce!15907

Prevent worker that updates merge requests head pipeline from failing jobs

Closes #41021

See merge request gitlab-org/gitlab-ce!15870

This reverts commit 54f00812.

Merge branch '10-3-stable-prepare-rc1' of https://gitlab.com/gitlab-org/gitlab-ce into 10-3-stable-prepare-rc1

Use memoization for commits on diffs

See merge request gitlab-org/gitlab-ce!15857

Fix entrypoint overriding documentation

See merge request gitlab-org/gitlab-ce!15884

(cherry picked from commit a2c615d1)

b17c3ab6 Fix entrypoint overriding documentation
9f3df649 Refactor entrypoint override docs

Resolve merge conflicts with dev.gitlab.org/master after security release

See merge request gitlab-org/gitlab-ce!15851

(cherry picked from commit d9f40fdd)

4f992572 Update CHANGELOG.md for 10.2.4
84b3c215 Update CHANGELOG.md for 10.1.5
fad2a07c Update CHANGELOG.md for 10.0.7
10131bf2 Merge remote-tracking branch 'gitlab-ce/master'
d9453a24 Merge dev.gitlab.org/master into winh-merge-dev
be586388 Make CHANGELOG.md consistent for 10.2.4, 10.1.5, and 10.0.7