Updating D beyond Unicode 2.0

[Walter Bright]

On 9/27/2018 12:35 AM, aliak wrote:
> Anyway, on a related note: D itself (not identifiers, but std) also supports 
> unicode 6 or something. That's from 2010. That's a decade ago. We're at unicode 
> 11 now. And I've already had someone tell me (while trying to get them to use D) 
> - "hold on it supports unicode from a decade ago? Nah I'm not touching it". Not 
> that it's the same as supporting identifiers in code, but still the reaction is 
> relevant.

Nobody is suggesting D not support Unicode in strings, comments, and the 
standard library. Please file any issues on Bugzilla, and PRs to fix them.