bumped version to 2.0.0-DEV

CHANGELOG

@@ -1,3 +1,7 @@
+* 2.0.0 (201X-XX-XX)
+
+ * n/a
+
 * 1.18.1 (2015-XX-XX)
 
  * deprecated Twig_Loader_String

composer.json

@@ -36,7 +36,7 @@
     },
     "extra": {
         "branch-alias": {
-            "dev-master": "1.18-dev"
+            "dev-master": "2.0-dev"
         }
     }
 }

ext/twig/php_twig.h

@@ -15,7 +15,7 @@
 #ifndef PHP_TWIG_H
 #define PHP_TWIG_H
 
-#define PHP_TWIG_VERSION "1.18.1-DEV"
+#define PHP_TWIG_VERSION "2.0.0-DEV"
 
 #include "php.h"
 

lib/Twig/Environment.php

@@ -16,7 +16,7 @@
  */
 class Twig_Environment
 {
-    const VERSION = '1.18.1-DEV';
+    const VERSION = '2.0.0-DEV';
 
     protected $charset;
     protected $loader;