[phobos] For review: Improvements to std.variant and std.json

[Jonathan M Davis]

> On Nov 20, 2010, at 12:14 AM, Robert Jacques wrote:
> > I have been working on a re-write of std.json.
> 
> I've lost track.  Is the new std.json in place?  I just submitted a bug
> report on std.json, but don't know whether I should have filed a report
> against that module.

It certainly hasn't been up for review on the newsgroup. I'm pretty sure that 
std.json is still the same std.json that we've always had.

- Jonathan M Davis