Prepare release 4.2.2 (#172)

CHANGELOG typo

Prepare for release 4.2.0 (#167)

Release 4.1.4 (#162)

Prepare for release v4.1.3 (#139)

Prepare for release 4.1.2 (#119)

* Upgrade cleanup

* Prepare for release 4.1.2

Prepare for release 4.1.1 (#118)

* Prepare for release 4.1.1

* Generate docs

Prepare for release v4.1.0 (#114)

Prepare for release v4.0.3 (#101)

Prepare for release v4.0.2 (#89)