Require Symfony2 or 3

drakenya · kayue · commit 0c0bfe47eaf1 · 2018-12-05T16:04:42.000+08:00
diff --git a/composer.json b/composer.json
@@ -10,7 +10,7 @@
 
     "require": {
         "php": ">=5.3.3",
-        "symfony/symfony": "^3.4",
+        "symfony/symfony": ">=2.1|^3.4",
         "doctrine/orm": "~2.2,>=2.2.3"
     },
     "require-dev": {
