[Buildroot] [RFCv1 02/11] toolchain-crosstool-ng: remove support

[Luca Ceresoli]

Thomas Petazzoni wrote:
> In order to avoid the work of converting the toolchain-crosstool-ng
> logic to the package infrastructure, we remove it from Buildroot,
> since it has been deprecated since quite some time.
>
> Signed-off-by: Thomas Petazzoni <thomas.petazzoni at free-electrons.com>
> ---
> If we consider it too early to get rid of the Crosstool-NG backend
> entirely, then it can of course be converted to the package
> infrastructure, with quite a bit of effort (which we wanted to avoid
> for now).

I have nothing against the removal of crosstool-NG.

I'm happy with using ct-NG to build a toolchain and use it inBR as an
external toolchain.

Luca