Add Symfony HttpFoundation Component 2.8.x for PHP 5.4 support

Author: estahn

composer.json

@@ -20,7 +20,7 @@
     "require-dev": {
         "phpunit/phpunit": "~4.8|~5.2",
         "codacy/coverage": "dev-master",
-        "symfony/http-foundation": "^3.0"
+        "symfony/http-foundation": "^2.8|^3.0"
     },
     "autoload": {
         "psr-4": {