Merge pull request #25 from kimtree/compatible_with_newest_version

Compatible with newest version

Author: kenjis

README.md

@@ -16,6 +16,7 @@ codeigniter/
 ## Requirements
 
 * PHP 5.4.0 or later
+* Twig 1.22.0 or later (Also, simply checked with Twig v2.x)
 
 ## Installation
 

composer.json

@@ -14,7 +14,7 @@
     ],
     "require": {
         "php": ">=5.4.0",
-        "twig/twig": "~1.20"
+        "twig/twig": "~1.22"
     },
     "require-dev": {
         "codeigniter/framework": "3.1.*",

libraries/Twig.php

@@ -92,7 +92,7 @@ public function __construct($params = [])
 		$this->config = [
 			'cache'      => APPPATH . 'cache/twig',
 			'debug'      => ENVIRONMENT !== 'production',
-			'autoescape' => TRUE,
+			'autoescape' => 'html',
 		];
 
 		$this->config = array_merge($this->config, $params);