Update composer.json to automatically remove lexpress/symfony1 package

Author: Sergey Matvienko

composer.json

@@ -23,5 +23,8 @@
             "dev-master": "1.5-dev"
         }
     },
+    "replace": {
+        "lexpress/symfony1": "^1.5"
+    },
     "bin": ["data/bin/symfony"]
 }