Register Namespace_ into StmtsAwareInterface (rectorphp#2)

Author: samsonasik

patches/nikic-php-parser-lib-phpparser-node-stmt-namespace-php.patch

@@ -0,0 +1,13 @@
+--- /dev/null
++++ ../lib/PhpParser/Node/Stmt/Namespace_.php
+@@ -3,8 +3,9 @@
+ namespace PhpParser\Node\Stmt;
+
+ use PhpParser\Node;
++use Rector\Core\Contract\PhpParser\Node\StmtsAwareInterface;
+
+-class Namespace_ extends Node\Stmt
++class Namespace_ extends Node\Stmt implements StmtsAwareInterface
+ {
+     /** @var Node\Stmt[] Statements */
+     public $stmts;