composer update

composer.json

@@ -121,7 +121,7 @@
         "php": ">=5.5.9",
         "doctrine/doctrine-bundle": "^1.6",
         "doctrine/doctrine-cache-bundle": "^1.2",
-        "doctrine/doctrine-migrations-bundle": "^1.2",
+        "doctrine/doctrine-migrations-bundle": "^1.2.1",
         "doctrine/instantiator": "^1.0.5",
         "doctrine/orm": "^2.5",
         "evence/soft-deleteable-extension-bundle": "^1.3",