New adapter: std.allocator.quantizer

[Timon Gehr via Digitalmars-d]

On 05/10/2015 12:38 AM, Timon Gehr wrote:
> monotone increasing and piecewise constant with one fixed point per piece.

(Note that monotone increasing is implied by piecewise constant with one 
fixed point per piece, so it does not necessarily need to be documented 
separately.)