updating to latest php-cs-fixer config

Author: weaverryan

.php_cs.dist renamed to .php-cs-fixer.dist.php

@@ -2,7 +2,7 @@
 
 $finder = PhpCsFixer\Finder::create()->in(__DIR__);
 
-return PhpCsFixer\Config::create()
+return (new PhpCsFixer\Config())
     ->setFinder($finder)
     ->setRules(array(
         '@Symfony' => true,