CFFI govels size_t into :sizet

[Zach Beane]

Luís Oliveira <luismbo at gmail.com> writes:

> On Wed, Feb 24, 2016 at 7:40 PM, Zach Beane <xach at xach.com> wrote:
>> I can test master temporarily.
>
> Does current master still have any Quicklisp issues?

Nothing related to the code, but I found that a couple projects will not
build because they specify versioned dependencies on CFFI, and master
does not have a version in its system definition.

Other than that, things look fine.

Zach