No leading newline if Short and Long both unset
No leading newline if Short and Long both unset

Before --help would start
```

Usage:
  command [flags]
  [...]
```

After --help will show
```
Usage:
  command [flags]
  [...]
```

eparis/cobra,vikstrous/cobra,liggitt/cobra,sdomino/cobra,jrossi/cobra,akutz/cobra,abhishekgahlot/cobra,anthonyfok/cobra,gosuri/cobra,simlelievre/cobra,spf13/cobra