bumping SensioDistributionBundle dep

Author: fabpot

composer.json

@@ -15,7 +15,7 @@
         "symfony/assetic-bundle": "~2.3",
         "symfony/swiftmailer-bundle": "~2.3",
         "symfony/monolog-bundle": "~2.4",
-        "sensio/distribution-bundle": "3.0.*@dev",
+        "sensio/distribution-bundle": "~3.0",
         "sensio/framework-extra-bundle": "~3.0",
         "incenteev/composer-parameter-handler": "~2.0"
     },