Imports github.com/richardwilkes/toolbox github.com/richardwilkes/toolbox/cmdline github.com/richardwilkes/toolbox/xio github.com/richardwilkes/toolbox/xio/fs github.com/richardwilkes/toolbox/atexit Standard library imports compress/bzip2 bufio io io/ioutil net/http os archive/tar bytes fmt os/exec path regexp runtime strconv strings time