releases: add TiDB 4.0.5 release notes#3541

Merged

TomShawn merged 40 commits intopingcap:masterfrom ti-srebot:update-4.0.5

Sep 1, 2020

+178

Commits on Aug 4, 2020

Commits on Aug 5, 2020

Apply suggestions from code review

authored
Apply suggestions from code review

TomShawn
and
5kbpers
authored
Update releases/release-4.0.5.md
TomShawn
authored
Update release-4.0.5.md
TomShawn
authored
Apply suggestions from code review

TomShawn
and
5kbpers
authored
Apply suggestions from code review

TomShawn
and
Lingyu Song
authored
Update release-4.0.5.md
TomShawn
authored
Apply suggestions from code review

authored
Update releases/release-4.0.5.md

TomShawn
and
flowbehappy
authored
add notes from overnus
TomShawn
committed
Apply suggestions from code review

TomShawn
and
Lingyu Song
authored

Commits on Aug 6, 2020

Commits on Aug 7, 2020

Apply suggestions from code review

TomShawn
and
Lingyu Song
authored
Update release-4.0.5.md
TomShawn
committed

Commits on Aug 10, 2020

refine lanuage/format
TomShawn
committed
Apply suggestions from code review

TomShawn
and
Lingyu Song
authored
Apply suggestions from code review
TomShawn
authored
Update releases/release-4.0.5.md
TomShawn
authored

Commits on Aug 12, 2020

Update releases/release-4.0.5.md
TomShawn
authored

Commits on Aug 26, 2020

Commits on Aug 27, 2020

Apply suggestions from code review

authored
Update releases/release-4.0.5.md
TomShawn
authored
Update releases/release-4.0.5.md

TomShawn
and
disksing
authored
Update releases/release-4.0.5.md

TomShawn
and
Lingyu Song
authored

Commits on Aug 31, 2020

Commits on Sep 1, 2020

Merge branch 'master' into update-4.0.5
TomShawn
authored