It's an option to override the setted value. Now that I think of it may be
it can be removed. What you think?

On Sep 6, 2013 12:55 PM, "Igor Wiedler" <notifications@github.com> wrote:
>
> In src/Igorw/Silex/ConfigServiceProvider.php:
>
> > @@ -53,8 +55,12 @@ public function boot(Application $app)
> >      {
> >      }
> >
> > -    private function merge(Application $app, array $config)
> > +    private function merge(Application $app, array $config, $prefix =
null)
>
> merge() is never called with a prefix, so it will never have a value.
>
> —
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