code: func New() *Environment {
  	e := engine.New()
  	var ey EngineYard = map[string]Engine{
  		// Currently, the only template engine we support is the GoTpl one. But
  		// we can easily add some here.
  		GoTplEngine: e,
  	}
  
  	return &Environment{
  		EngineYard: ey,
  		Releases:   storage.Init(driver.NewMemory()),
  	}
  }
docs: // New returns an environment initialized with the defaults.