Update project name in swagger output

api.php

 		echo '{"swagger":"2.0",';
 		echo '"info":{';
 		echo '"title":"'.$database.'",';
-		echo '"description":"API generated with [PHP_CRUD_API](https://github.com/mevdschee/php-crud-api)",';
+		echo '"description":"API generated with [PHP-CRUD-API](https://github.com/mevdschee/php-crud-api)",';
 		echo '"version":"1.0.0"';
 		echo '},';
 		echo '"host":"'.$_SERVER['HTTP_HOST'].'",';