sphero: Add support for Sphero calibration.

[bruno-ga]

Solved issues and/or description of the change

Add support for Sphero calibration. Based on on existing Javascrip code.

Manual test

• OS and Version (Win/Mac/Linux): Mac
• Adaptor(s) and/or driver(s): Sphero

Checklist

• [ X] The PR's target branch is 'hybridgroup:dev'
• [ X] I have added tests that prove my fix is effective or that my feature works
• [ X] New and existing unit tests pass locally with my changes (e.g. by run make test)
• [ X] No linter errors exist locally (e.g. by run make fmt_check)
• [ X] I have performed a self-review of my own code

If this is a new driver or adaptor:

• I have added the name to the corresponding README.md
• I have added an example to see how to setup and use it
• I have checked or build at least my new example (e.g. by run make examples_check)

If this is a PR for release:

• The PR's target branch is 'hybridgroup:release'
• I have adjusted the CHANGELOG.md (or already prepared and will be merged as soon as possible)

[deadprogram]

Thank you very much! Now merging.