Release v2.2.2

update version

Release v2.2.1

update readme

Release v2.2.0

update readme: changelog

Release v2.1.0

Add json marshalling for Optional, GetOrZero() method for consistency

Release v2.0.3

One more time

Release v2.0.2

Trying again.

Release v2.0.1

Attempting to work around Go's arbitrary semantic versioning requirements.

Release v2.0.0

Update Go to version 1.18, take advantage of generics for existing types. Add Optional[T] type.

v1.2.1

appease deepsource

v1.2.0

appease deepsource