Module.php

<?php
namespace HtOauth\Server\ClientModule;

use Zend\ModuleManager\Feature\AutoloaderProviderInterface;
use Zend\ModuleManager\Feature\ConfigProviderInterface;
use Zend\ModuleManager\Feature\ServiceProviderInterface;

class Module implements 
    AutoloaderProviderInterface,
    ConfigProviderInterface,
    ServiceProviderInterface
{
    /**
     * {@inheritDoc}
     */
    public function getConfig()
    {
        return include __DIR__ . '/config/module.config.php';
    }

    /**
     * {@inheritDoc}
     */
    public function getAutoloaderConfig()
    {
        return [
            'Zend\Loader\StandardAutoloader' => [
                'namespaces' => [
                    __NAMESPACE__ => __DIR__ . '/src',
                ],
            ],
        ];
    }

    /**
     * {@inheritDoc}
     */
    public function getServiceConfig()
    {
        return [
            'factories' => [
                'HtOauth\Server\ClientModule\Options\ModuleOptions' => 'HtOauth\Server\ClientModule\Factory\ModuleOptionsFactory',  
            ],
        ];
    }
}