prepared the 1.35.1 release

CHANGELOG

@@ -1,4 +1,4 @@
-* 1.35.1 (2017-XX-XX)
+* 1.35.1 (2018-03-02)
 
  * added an exception when using "===" instead of "same as"
  * fixed possible array to string conversion concealing actual error

ext/twig/php_twig.h

@@ -15,7 +15,7 @@
 #ifndef PHP_TWIG_H
 #define PHP_TWIG_H
 
-#define PHP_TWIG_VERSION "1.35.1-DEV"
+#define PHP_TWIG_VERSION "1.35.1"
 
 #include "php.h"
 

lib/Twig/Environment.php

@@ -16,12 +16,12 @@
  */
 class Twig_Environment
 {
-    const VERSION = '1.35.1-DEV';
+    const VERSION = '1.35.1';
     const VERSION_ID = 13501;
     const MAJOR_VERSION = 1;
     const MINOR_VERSION = 35;
     const RELEASE_VERSION = 1;
-    const EXTRA_VERSION = 'DEV';
+    const EXTRA_VERSION = '';
 
     protected $charset;
     protected $loader;