Merge pull request kubernetes-sigs#1014 from vincepri/prepare057

Prepare for v0.5.7

Merge pull request kubernetes-sigs#1000 from detiber/backport-922

✨ Add ContainsFinalizer helper to the controllerutil

Merge pull request kubernetes-sigs#973 from vincepri/backport969

[0.5] ✨ Add Patch MergeFrom optimistic locking option

Merge pull request kubernetes-sigs#960 from vincepri/backport-054

Backports for v0.5.4

Merge pull request kubernetes-sigs#957 from Random-Liu/cherrypick-#95…

…4-release-0.5

Backport release-0.5: Fix scheme used by `DeleteAllOf` in the fake client.

Merge pull request kubernetes-sigs#925 from alexeldeib/ace/18

🏃 bump dependencies to v0.18.2

Merge pull request kubernetes-sigs#865 from DirectXMan12/release/v0.5.2

🏃 Release v0.5.2

Merge pull request kubernetes-sigs#851 from vincepri/release-0.5

Release for v0.5.1

Merge pull request kubernetes-sigs#753 from joelanford/home-client-co…

…nfig-fix

🐛 When loading client config, check os/user.HomeDir if $HOME is unset