Subject: [bug#42338] [PATCH] Add composer build system (PHP)

From: Julien Lepiller <[email-masked]>
Date: Mon, 13 Jul 2020 00:20:55 +0200

Hi Guix!

This patch series adds the composer-build-system, along with an
importer and an updater (first 3 patches).

The patch series also adds some php packages for phpunit and its
dependencies.

The patches are available in my composer branch at
https://framagit.org/tyreunom/guix/-/tree/composer