Merge pull request #24 from mnugter/master

Allow installation on Symfony 4.x with Flex

Author: Christoph Singer

composer.json

@@ -14,8 +14,8 @@
     ],
     "require":{
         "php":">=5.4",
-        "symfony/symfony":"^2.7|^3|^4",
-        "jms/serializer-bundle":"^1.1|^2"
+        "symfony/framework-bundle":"^2.7|^3|^4",
+        "jms/serializer-bundle":"^1.1|^2|^3"
     },
     "require-dev": {
         "phpunit/phpunit": "^4|^5|^6|^7"