Fix PHP56, workspace build fail: pecl/swoole requires PHP (version >= 7.0.0)

pecl/swoole requires PHP (version >= 7.0.0)

workspace container adds swoole

feat: add GMP extension to PHP-fpm

add examples in caddy

Update supervisord.conf to enable supervisorctl

update jenkins from 2.73.2 to 2.89.2 and fix nginx/Dockerfile syntax error.

Update license year

updates path for postgres

Added support for AMQP extension in workspace and php-fpm containers.

add memory to process up elastiseach

Ssh for laradock user

webhook & proxy

Enabling supervisorctl allow us to do, start/stop one service without having to stop the entire container for example. Usefull when we have many php process running.

supervisorctl stop laravel-worker

closes #1319