Service of type IReCaptchaValidatorFactory not registered in DIC

[adaamz]

Hi,
if I follow quickstart I get this error:
Service 'application.2': Service of type Minetro\Forms\reCAPTCHA\IReCaptchaValidatorFactory needed by App\Presenters\HomepagePresenter::__construct() not found. Did you register it in configuration file?
I have to solve it manually with adding implement to that Validator service

services:
    reCAPTCHA.validator:
        implement: Minetro\Forms\reCAPTCHA\IReCaptchaValidatorFactory

The problem is in DI extension, where setup of implement is missing.

$builder->addDefinition($this->prefix('validator'))
// ->setImplement('Minetro\Forms\reCAPTCHA\IReCaptchaValidatorFactory') missing
            ->setClass('Minetro\Forms\reCAPTCHA\ReCaptchaValidator', [$config['secretKey']]);

May I create pull requests in all versions? 1.5, 1.6, ...