sf4

Author: liverbool

composer.json

@@ -26,10 +26,10 @@
         "tedivm/jshrink": "^1.2",
         "tubalmartin/cssmin": "^4.1",
         "voku/anti-xss": "^4.0",
-        "symfony/cache": "^3.1",
-        "symfony/config": "^3.1",
-        "symfony/dependency-injection": "^3.1",
-        "symfony/http-kernel": "^3.1"
+        "symfony/cache": "^3.1|~4.0",
+        "symfony/config": "^3.1|~4.0",
+        "symfony/dependency-injection": "^3.1|~4.0",
+        "symfony/http-kernel": "^3.1|~4.0"
     },
     "require-dev": {
         "phpunit/phpunit": "^6.4.3"