how to do iota(0,256) with ubytes ? (cf need for iotaInclusive)

[Nordlöw via Digitalmars-d]

On Monday, 12 October 2015 at 20:39:11 UTC, Andrei Alexandrescu 
wrote:
>> Alexandrescu wrote:
>>> We can add iota!T() with no arguments that spans the entire 
>>> range of T
>>> (integral). -- Andrei

 From a quick glance I couldn't find a way to reuse the existing 
overloads. Can anybody come with a reusing solution?