* Clarify license.
* Split libraries to own subpackage.

Closes GH-9545

- https://github.com/facebook/zstd/releases 1.4.1

Closes GH-9542

Closes GH-9541

Closes GH-9526

Closes GH-9525

Closes GH-9500

Closes GH-9466

Closes GH-9212

Closes GH-9240

Closes GH-9293

* Python2 backport of functools.total_ordering.

Release adds support for xenstore-ls
import of golang.org/x/sys/unix added to APKBUILD to support this feature

Fixes #9895

- CVE-2019-10190
- CVE-2019-10191

This reverts commit 079f9c41.

- Python2 only
- Deprecated

- Was packages without packaging other dependencies so never worked
- Was packaged without listing all dependencies so really never worked

* Cleanup