OpenSlide binary build 4.0.0.8 released

[Benjamin Gilbert]

Hi all,

OpenSlide binary build 4.0.0.8 has been released, updating many dependencies.

openslide-bin 4.0.0.8 is available for download under the terms of the
GNU Lesser General Public License, version 2.1:

    https://openslide.org/download/#binaries

Thanks,
--Benjamin Gilbert