Thanks @qistoph
I know your help will to be great.
I recently a create a simple Trello board https://trello.com/b/RMlo1mDy/test-suite-magicmirror. Three state: Todo - Doing - Done
Todo: Ideas and planning of tests.
Doing: Task self asignated or requested one by someone. This state if someone is working in this task.
Done: Pushed in Pull Request or commited.
Every interested in help this area, feel free send me by IM or private message of your Trello account.