Improved readability

config/config-default.php

@@ -1,5 +1,5 @@
 <?php
-/* 
+/*
  * Copyright 2016 Lukas Metzger <developer@lukas-metzger.com>.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
@@ -14,6 +14,7 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
+
 //Database settings
 $config['db_type'] = "mysql";
 $config['db_host'] = "localhost";
@@ -21,8 +22,10 @@ $config['db_user'] = "root";
 $config['db_password'] = "";
 $config['db_port'] = 3306;
 $config['db_name'] = "pdnsmanager";
+
 //Remote update
 $config['nonce_lifetime'] = 15;
+
 //Number of rows in domain overview
 $config['domain_rows'] = 15;