[patch] A few entries for the release notes

[Rafael Espíndola via llvm-commits]

On 13 January 2016 at 19:29, Mehdi Amini <mehdi.amini at apple.com> wrote:
> +* the IR Linker has been split into IRMover that moves bits from one module to
> +  another and Linker proper that decides what to link.
>
> Is this change externally visible to be worth being mentioned in the release notes?

It is externally visible for people using the c++ api, but I agree it
is not that significant.

Cheers,
Rafael