func (a *API) ShowCommandHelp(cmd string) error {
	return a.ShowHelp(cmd, "", commandValues)
}
ShowCommandHelp displays a command help.
package ss
import (
	"net/http"
	"github.com/rightscale/rsc/rsapi"
)
const (
	APIName = "RightScale Self-Service APIs"
)
var commandValues rsapi.ActionCommands
func RegisterCommands(registrar rsapi.APICommandRegistrar) {
	commandValues = rsapi.ActionCommands{}
	registrar.RegisterActionCommands(APIName, GenMetadata, commandValues)
}
func (a *API) RunCommand(cmd string) (*http.Response, error) {
	c, err := a.ParseCommand(cmd, "", commandValues)
	if err != nil {
		return nil, err
	}
	req, err := a.BuildHTTPRequest(c.HTTPMethod, c.URI, "1.0", c.QueryParams, c.PayloadParams)
	if err != nil {
		return nil, err
	}
	return a.PerformRequest(req)
}