Add copyright header to `travis-run-run.sh`
Add `info`, `error` and `debug` functions
docker: Reuse running containers
Implement `clean` command
Add `matrix` command
Make install.sh locations overridable
Comment
Regenerate man page and README
Fix stray '\'
Fix BSD sed incompatibility
Merge branch 'master' of https://github.com/andy-morris/travis-run