Constraint for a stable migartion version

Author: lainosantos

composer.json

@@ -23,7 +23,7 @@
         "php": ">=5.3.2",
         "symfony/framework-bundle": "~2.3|~3.0",
         "doctrine/doctrine-bundle": "~1.0",
-        "doctrine/migrations": "~1.0@dev"
+        "doctrine/migrations": "~1.0"
     },
     "autoload": {
         "psr-0": { "Doctrine\\Bundle\\MigrationsBundle": "" }