Merge pull request #19 from LinioIT/feat/support-twig-2

feat: add support for Twig ^2.0

Author: Harrison Heck

composer.json

@@ -11,7 +11,7 @@
         "symfony/framework-bundle": "^2.8 || ^3.0 || ^4.0 || ^5.0",
         "symfony/security": "^3.2 || ^4.0 || ^5.0",
         "symfony/templating": "^3.2",
-        "twig/twig": "^3.0"
+        "twig/twig": "^2.0 || ^3.0"
     },
     "require-dev": {
         "phpunit/phpunit": "^6.0 || ^7.0 || ^8.0",