Changes for using Google Cloud Storage instead of Amazon S3

vendor/aws/Aws/Common/Client/ClientBuilder.php

@@ -446,7 +446,7 @@ private function handleRegion(Collection $config)
                'A region is required when using ' . $description->getData('serviceFullName')
            );
        } elseif ($global && !$region) {
            $config[Options::REGION] = 'us-east-1';
            $config[Options::REGION] = 'global';
        }
    }

vendor/aws/Aws/Common/Resources/public-endpoints.php

@@ -54,6 +54,9 @@
        'us-east-1/s3' => array(
            'endpoint' => 's3.amazonaws.com'
        ),
        'global/s3' => array(
            'endpoint' => 'storage.googleapis.com'
        ),
        'us-west-1/s3' => array(
            'endpoint' => 's3-{region}.amazonaws.com'
        ),

vendor/aws/Aws/S3/Resources/s3-2006-03-01.php

@@ -21,10 +21,15 @@
    'serviceAbbreviation' => 'Amazon S3',
    'serviceType' => 'rest-xml',
    'timestampFormat' => 'rfc822',
    'globalEndpoint' => 's3.amazonaws.com',
    'globalEndpoint' => 'storage.googleapis.com',
    'signatureVersion' => 's3',
    'namespace' => 'S3',
    'regions' => array(
        'global' => array(
            'http' => true,
            'https' => true,
            'hostname' => 'storage.googleapis.com',
        ),
        'us-east-1' => array(
            'http' => true,
            'https' => true,