Acknowledgements
inspiration from https://github.com/claytonjhamilton/claytonjhamilton
https://github.com/Naereen/badges
https://github.com/ellerbrock/open-source-badges/blob/master/README.md - not used
https://github.com/anuraghazra/github-readme-stats
https://shields.io/category/build