std.path review: update

[Lars T. Kyllingstad]

On Sun, 17 Jul 2011 21:27:41 +0000, Lars T. Kyllingstad wrote:

> Based on your comments, I have made some changes to my std.path
> proposal.  A list of the changes I have made can be found at the
> following address (look at the commits dated 2011-07-17):
> 
>   https://github.com/kyllingstad/phobos/commits/std-path
> 
> I believe I have covered most of your requests, with a few exceptions:

It seems I forgot about the CTFEability tests.  I'll fix that too, and 
push the updated code later today.

-Lars