when install APCu and no install Phalcon.

* add phalcon ext
* fixed phalcon install
* update index.md
* php-worker install phalcon ext

Syntax error in shell when installing APCU.
Because Fixed shell syntax.
fix #1943, #1940.

- Inside container, we can't change /etc files without root permissions

In some case for pushing into queue you need use constant from sockets extension

* Add mosquitto broker
* Add documetation to mosquitto

* feature(nginx): add OpenSSL
* feature(nginx): add volume to store the certificates
* feature(nginx): add option installation OpenSSL
* feature(nginx): autogenerate certificates
* chore(nginx): add new line at end of file
* fix(nginx): fix run nginx on Windows
* fix(gitignore): end of file

* Revert "default user for workspace is laradock, so that owner of log file when running php artisan command doesn't change (#1875)"

This reverts commit 156d124d.

* update document to inform user should add --user=laradock when exec into workspace, update sync.sh bash to exec into workspace with user laradock

* FIX PHP YAML extension #1798
* changed parameter name

miss change title

Add 'docker-in-docker' links end 'DOCKER_HOST' environment to 'workspace'.

default user for workspace is laradock, so that owner of log file when running php artisan command doesn't change (#1875)

fix workspace user laradock laravel command not found

Change text error

* feature(nginx): add OpenSSL

It is bundled and enabled by default in the PHP language already, and adding this step raises a warning:
warning: tokenizer (tokenizer.so) is already loaded!

Also if this option disabled, it's still installed as part of the language anyway!