Unicode handling comparison

[Walter Bright]

On 11/27/2013 8:18 AM, Wyatt wrote:
> It honestly surprised me how
> many things in std.uni don't seem to work on ranges.

Many things in Phobos either predate ranges, or are written by people who aren't 
used to ranges and don't think in terms of ranges. It's an ongoing issue, and 
one we need to improve upon.

And, of course, you're welcome to pitch in and help with pull requests on the 
documentation and implementation!