[RFA] Removing const from std::swap

[Paolo Carlini]

Gabriel Dos Reis wrote:

>No, you do not -- I just need to do a proper context switch :-)
>  
>
:-)

>I guess, the question is whether the proper assumption (concept) for
>swap() is Assignbale.  I think no (even though the standard says yes.
>Now, I see what you mean.)
>
Ok, agreed, you are hinting to a much deeper question: and basically I
agree with you and Howard about that, of course. For now, as soon as
mainline in stable and open again for commits, I will apply my trivial
patch.

Thanks,
Paolo.