Module visibility feature?

[Tommi]

On Thursday, 18 July 2013 at 10:55:39 UTC, Dicebot wrote:
> On Wednesday, 17 July 2013 at 11:33:39 UTC, Jeremy DeHaan wrote:
>> So I was reading this: 
>> http://wiki.dlang.org/Access_specifiers_and_visibility
>> ...
>
> How will it be any different from
>
> module foo.barstuff;
>
> package:
>
> // declarations

All modules can import foo.barstuff, but only other modules in 
foo could import a module declared as 'protected':

protected module foo.detail;

// declarations

This makes a clearer distinction between implementation detail 
modules vs normal modules.