Update lock file

composer.lock

@@ -11,23 +11,15 @@
         },
         {
             "package": "symfony/console",
-            "version": "v2.1.0-RC2"
+            "version": "v2.1.0"
         },
         {
             "package": "symfony/finder",
-            "version": "v2.1.0-RC2"
+            "version": "v2.1.0"
         },
         {
             "package": "symfony/process",
-            "version": "dev-master",
-            "alias-pretty-version": "2.1.x-dev",
-            "alias-version": "2.1.9999999.9999999-dev"
-        },
-        {
-            "package": "symfony/process",
-            "version": "dev-master",
-            "source-reference": "9d4ac6860929f84e68732d1793cd2edb0881d955",
-            "commit-date": "1346330945"
+            "version": "v2.1.0"
         }
     ],
     "packages-dev": null,