/**
* Bootstrap the application services.
*
* @return void
*/
public function boot()
{
\Braintree\Configuration::environment('sandbox');
\Braintree\Configuration::merchantId(env('BRAINTREE_MERCHANT_ID'));
\Braintree\Configuration::publicKey(env('BRAINTREE_PUBLIC_KEY'));
\Braintree\Configuration::privateKey(env('BRAINTREE_PRIVATE_KEY'));
}