Update composer.json

composer.json

@@ -6,12 +6,11 @@
     "authors": [
         {
             "name": "Jean-Baptiste Nahan",
-            "email": "jbnahan@gmail.com"
+            "email": "macintoshplus@users.noreply.github.com"
         }
     ],
     "require": {
-        "php": ">=5.4",
-        "jms/serializer": "~1.0"
+        "php": ">=5.4"
     },
     "require-dev": {
         "atoum/atoum": "master-dev"
@@ -31,5 +30,6 @@
         "branch-alias": {
             "dev-master": "1.x-dev"
         }
-    }
+    },
+    "abandoned": "psr/simple-cache"
 }