func CreateBrand(rw http.ResponseWriter, req *http.Request, params martini.Params, enc encoding.Encoder) string {
br := brand.Brand{
Name: req.FormValue("name"),
Code: req.FormValue("code"),
}
if err := br.Create(); err != nil {
apierror.GenerateError("Trouble creating brand", err, rw, req)
}
return encoding.Must(enc.Encode(br))
}