[Cython] Cython infrastructure

[Robert Bradshaw]

On Wed, Jul 20, 2016 at 12:21 AM, Jeroen Demeyer <jdemeyer at cage.ugent.be> wrote:
> On 2016-07-20 08:01, Robert Bradshaw wrote:
>>
>> let alone all of Sage
>
> Curious. Does Cython upstream regularly test SageMath? I know I test Cython
> master occasionally on SageMath and stuff breaks sometimes.

Admittedly that target has bit-rotted lately, but we'd like to.