Fix build

Switch to the new Symfony .env structure

Fix client build

Use the current domain name in Welcome.js

Remove useless parameter

Bump deps

Minor enhancements for the Docker setup

Bump APCu to 5.1.16

Upgrade to Admin 0.6

Add support for php cli in docker-entrypoint

Use shipped php.ini depending on env

Remove abandoned symfony/lts package

Copy only specifically what we need in Dockerfile

Make php-fpm wait for postgres to be ready, even in prod

Upgrade to postgres 10

* Migrating from 1.1.0 to 2.0.1

* default Jest environment

* update client service worker

* migrate admin create-react-app to v2

* update package version check

* react-scripts ^2.0.1 > ^2.0.3