temporary add symfony/translation to our dependencies… (#55)

temporary add `symfony/translation` to our dependencies until jms/serializer-bundle makes it optionial. see schmittjoh/JMSSerializerBundle#606

Author: ElectricMaxxx

composer.json

@@ -12,7 +12,8 @@
     "require": {
         "php": "^5.6|^7.0",
         "symfony-cmf/resource-bundle": "1.0.*",
-        "jms/serializer-bundle": "^1.0 | ^2.0"
+        "jms/serializer-bundle": "^1.0 | ^2.0",
+        "symfony/translation": "^2.8|^3.0"
     },
     "require-dev": {
         "symfony-cmf/testing": "^2.0",
@@ -22,8 +23,7 @@
         "behat/behat": "^3.0.6",
         "behat/web-api-extension" : "^1.0@dev",
         "matthiasnoback/symfony-dependency-injection-test": "~0.6",
-        "matthiasnoback/symfony-config-test": "^1.3.1",
-        "sonata-project/admin-bundle": "^3.1"
+        "matthiasnoback/symfony-config-test": "^1.3.1"
     },
     "minimum-stability": "stable",
     "prefer-stable": true,