updates vendors

composer.json

@@ -13,7 +13,7 @@
     ],
     "require": {
         "php": ">=5.3.2",
-        "jms/metadata": ">=1.1.0,<1.3-dev",
+        "jms/metadata": "~1.1",
         "jms/parser-lib": "1.*",
         "phpcollection/phpcollection": ">=0.1,<0.3-dev",
         "doctrine/annotations": "1.*"