Support for argument middleware, joining arrays

Might come in use!
yes, we still need better coverage in tests. In fact getLocaleFromObject is to support some old deprecated implementations. So until 1.0 I'd like to keep it.


> Am 23.12.2014 um 21:53 schrieb jacobp100 <notifications@github.com>:
> 
> In i18n.js <https://github.com/mashpie/i18n-node/pull/140#discussion-diff-22235317>:
> 
> >      }
> >    }
> >    // called like __("Hello")
> >    else {
> >      // get translated message with locale from scope (deprecated) or object
> > -    msg = translate(getLocaleFromObject(this), phrase);
> Does it? All the tests passed.
> 
> —
> Reply to this email directly or view it on GitHub <https://github.com/mashpie/i18n-node/pull/140/files#r22235317>.
>