documentation docs research gplv3 research-project markdown-language gpl3 markdown-lang blueberryos-project blueberryos-development blackberryos-alternative blackberry-alternative black-and-blue-friday black-and-blue-friday-project black-and-blue-friday-development is-it-black-and-blue-friday is-it-black-and-blue-friday-development is-it-black-and-blue-friday-project is-it-black-and-blue-friday-documentation is-it-black-and-blue-friday-docs