Constructing an enum using the members of an AliasSeq as enumerator names

[Nordlöw via Digitalmars-d-learn]

On Wednesday, 27 April 2016 at 15:30:55 UTC, ag0aep6g wrote:
> That takes longer to compile, though. Probably needs more 
> memory as well.

Thanks!

Added here

https://github.com/nordlow/phobos-next/blob/master/src/typecons_ex.d#L425