Bug#925521: ITP: dunner -- Dunner is a task runner tool like Grunt but used Docker images like CircleCI do. You can define tasks and steps of the tasks in your `.dunner.yaml` file and then run these steps with `Dunner do taskname`

[Bastian Germann]

Control: retitle -1 ITP: dunner -- task runner tool like Grunt using Docker 
images

Title was a bit too long...