Format code and some comment

Cristiano Magro

2019-08-27 8529fba8aa8e044acb6cf7899d793e3a793dcde1

 composer.json

@@ -8,6 +8,6 @@
        }
    ],
    "require-dev": {
        "phpunit/phpunit": "^4.8"
        "phpunit/phpunit": "<5"
    }
}