Contribute to `jackson-modules-base`

[cowtowncoder]

As per my note on:

FasterXML/jackson-databind#2104

it'd be great to get this module contributed to

https://github.com/FasterXML/jackson-modules-base/

and an example that might help is this PR:

FasterXML/jackson-modules-base#227

[black-06]

It's ready, please review it FasterXML/jackson-modules-base#229 😀