[swift-evolution] Add AnyHashable to the standard library

[Erica Sadun]

> On Jul 22, 2016, at 4:34 PM, Dmitri Gribenko via swift-evolution <swift-evolution at swift.org> wrote:
> 
> You can view the full proposal here:
> https://github.com/apple/swift-evolution/pull/458/files
> 
> Dmitri
> 

The proposal looks solid. I would be in favor.

-- E