smeevil/acl9 — comment on commit dd461ffeb614638a30d11e100530da410ed43f89
File:  line 0
By be9:

```
if Rails::VERSION::MAJOR > 3 || (Rails::VERSION::MAJOR == 3 && Rails::VERSION::MINOR >= 1)
def join_table_name(first_table_name, second_table_name)
# ...
end
end
```

You may as well inline this method into where it's called and drop the version check.