[v3 PATCH] Implement LWG 2534, Constrain rvalue stream operators.

[Ville Voutilainen]

On 27 November 2016 at 20:50, Ville Voutilainen
<ville.voutilainen@gmail.com> wrote:
>     * include/std/ostream /__is_convertible_to_basic_ostream): New.


And yeah, I have fixed that typo in my ChangeLog already, it should indeed be
    * include/std/ostream (__is_convertible_to_basic_ostream): New.