[maven-release-plugin] copy for tag 2.1.1

Merge pull request messagebird#53 from klpx/patch-1

Bump http client version

Merge pull request messagebird#43 from messagebird/add-verify-type

Add a dedicated VerifyType enum.

Bump the version to 1.3.1

Bump the version to 1.3.0

Bump the version to 1.2.2

Bump the version to 1.2.1

Merge pull request messagebird#13 from messagebird/lookup

Add support for the Lookup API

Bump the version to 1.1.1

Merge pull request messagebird#11 from messagebird/verify-api

Add support for the Verify API