public function registerUser($name, $email, $password)
{
$user = new User();
$user->password = is_null($password) ? null : bcrypt($password);
$user->email = $email;
$user->save();
$profile = new Profile();
$profile->name = $name;
$profile->user_id = $user->id;
$profile->description = "";
$profile->save();
return $user;
}
