doctrine/migrations — pull request #174 by agallou (2014-07-05 10:31:13+00:00)
Title: Help the user know how to test a migration file

Added a message to explain how to test the migration at the end of the
diff and generate commands :

```
To run just this migration for testing purposes, you can use migrations:execute --up 2014XXXXXXX
```

See #173