Imports of man command

PathSynopsis
fmtPackage fmt implements formatted I/O with functions analogous to C's printf and scanf.
github.com/docker/docker/cli/command
github.com/docker/docker/cli/command/commands
github.com/docker/docker/pkg/term
github.com/spf13/cobraPackage cobra is a commander providing a simple interface to create powerful modern CLI interfaces.
github.com/spf13/cobra/doc
osPackage os provides a platform-independent interface to operating system functionality.