GitLab

* pr/301:
  Uncomment code
  Warn and exit when no supported wheels found

MRG: Use packaging; add test for supported wheels

Replace internal pip code with packaging code (thanks @pfmoore).

Add tests for supported_wheels.py script.

commented for testing purposes

supported_wheels.py: in pip 20, get_supported() returns list of Tags

Fixes https://github.com/matthew-brett/multibuild/issues/298

MRG: Updated copyright year

To a better 2020, than the year before.

Updated openssl to 1.0.2u

Updated Python versions

Updated Python versions

MRG Ivan's changes from #212, rebased

A rebased and slightly edited version of #212 - with thanks.

Bump default hdf5 version to 1.10.5 in library_builders.sh

Uppercase variable looked more official, and so - to me - was confusing.

add aarch64, s390x, ppc64le manylinux2014 support

MRG: update README, mainly for macOS

Mainly consolidating changes from #280 and #281