RFC on range design for D2

[Andrei Alexandrescu]

dsimcha wrote:
> == Quote from Andrei Alexandrescu (SeeWebsiteForEmail at erdani.org)'s article
[snip]
> One definite problem that I've just realized is that there's no putNext(T[]).
> What if you need to append another array to your ArrayAppender, not just a single
> element?

My current codebase has that. It's about time I commit.

Andrei