update composer

composer.json

@@ -3,7 +3,8 @@
     "description": "Flowdat 3 Base OAuth Client Bundle",
     "keywords": ["Admin Generator", "admin", "oauth", "bundle"],
     "require": {
-        "hwi/oauth-bundle": "^0.5.3"
+        "hwi/oauth-bundle": "^0.5.3",
+        "ext-curl": "*"
     },
     "autoload": {
         "psr-4": { "Base\\OAuthClientBundle\\": "" }