More on Proposal #2717: Add nubWith, nubOrd

[Isaac Dupree]

Bart Massey wrote:
> There's only two possibilities that make sense to me: (1) do
> what I did and call the three functions in question nub,
> nubOrd, and nubInt, or (2) call them all nub.

it would be possible to do both: for example, export it as 
both "nub" and "nubInt" from IntMap.

But if that seems too silly, I vote for (1)

-Isaac