[DOC patch]: Update 4.6 release notes w.r.t __float128

[Uros Bizjak]

On Sun, Apr 3, 2011 at 8:38 PM, Gerald Pfeifer <gerald@pfeifer.com> wrote:
> On Sun, 3 Apr 2011, Uros Bizjak wrote:
>> __float128 is supported on Darwin, FreeBSD, Solaris 2, MinGW and
>> Cygwin for 32-bit and 64-bit targets. Also, add a line for Windows
>> x86/x86_64 specific notes to mention added support for __float128.
>
> Looks good, thanks for catching this!

Thanks, installed with a similar note also for Darwin x86.

Uros.