v2.3.0

What's Changed

• Allow pagination links to be null by @qschmick in https://github.com/bluefyn-international/ShipEngine/pull/16
• Updated logger version and removed unneeded observer by @qschmick in https://github.com/bluefyn-international/ShipEngine/pull/17

Full Changelog: nathan-james-usa-inc/ShipEngine@v.2.2.0...v2.3.0