[TASK] update and formatting

index.php

@@ -1,8 +1,10 @@
-<?php // @codingStandardsIgnoreFile
+<?php
+
+// @codingStandardsIgnoreFile
 /**
  * This file is part of Pico. It's copyrighted by the contributors recorded
  * in the version control history of the file, available from the following
- * original location:
+ * original location:.
  *
  * <https://github.com/picocms/pico-composer/blob/master/index.php>
  *
@@ -12,13 +14,13 @@
 
 // load dependencies
 // pico-composer MUST be installed as root package
-if (is_file(__DIR__ . '/vendor/autoload.php')) {
-    require_once(__DIR__ . '/vendor/autoload.php');
+if (is_file(__DIR__.'/vendor/autoload.php')) {
+    require_once __DIR__.'/vendor/autoload.php';
 } else {
     die("Cannot find 'vendor/autoload.php'. Run `composer install`.");
 }
 
-setlocale(LC_ALL, "de_DE@euro", 'de_DE', 'deu_deu');
+setlocale(LC_ALL, 'de_DE@euro', 'de_DE', 'deu_deu');
 
 // instance Pico
 $pico = new Pico(