update for version 1.0.1

code/vendor/nikic/php-parser/lib/PhpParser/NodeVisitorAbstract.php

@@ -0,0 +1,14 @@
+<?php
+
+namespace PhpParser;
+
+/**
+ * @codeCoverageIgnore
+ */
+class NodeVisitorAbstract implements NodeVisitor
+{
+    public function beforeTraverse(array $nodes)    { }
+    public function enterNode(Node $node) { }
+    public function leaveNode(Node $node) { }
+    public function afterTraverse(array $nodes)     { }
+}