Replace core language HexStrings with library entity

[Nick Treleaven via Digitalmars-d]

On 16/03/2015 14:22, Kagamin wrote:
> On Monday, 16 March 2015 at 12:53:24 UTC, Nick Treleaven wrote:
>> /++/ - If we made /**/ nest, /++/ would be unnecessary
>
> I'd just drop nested comments: block comments and version(none) are good
> enough.

They need to nest in order to allow block comments in documentation blocks.