docker/mongodb.go
func (s *ImageMongoDB) RunLight(cfg *RunConfig) (*Container, error) {
	cfg.AddArgs("--smallfiles", "--nojournal")
	return s.Image.Run(cfg)
}
func (s *ImageMongoDB) RunLight(cfg *RunConfig) (*Container, error) {
	cfg.AddArgs("--smallfiles", "--nojournal")
	return s.Image.Run(cfg)
}
// RunLight creates a light instance of MongoDB image.