* Add Manticore Search

* Update docker-compose.yml
* Update Dockerfile
* Update env-example

Docker-compose is installed on a Digital Ocean Docker Image already

* Support PHP 7.3
* travics-ci build test by pass:
  * SSH2 extension does not yet support PHP 7.3
  * V8JS extension does not yet support PHP 7.3.
  * xdebug extension does not yet support PHP 7.3.
  * memcached extension does not yet support PHP 7.3.

for more convenience start with default settings.
ref. from http://download.redis.io/redis-stable/redis.conf

#2022

* php-fpm and workspace replace base image
* Aerospike PHP 5.6.40 Debian 9.6 is not supported, travis-ci build by pass.

* Add check swoole extenstion after install.
* Fix php 5.6 install swoole-2.0.11 get segmentation fault.
* Fix php 5.6 install v8js build fail.

* check swoole extenstion after install.
* php 5.6 install swoole-2.0.11 downgrade version to 2.0.10 avoid segmentation fault.

* Update php-fpm Dockerfile
* Update workspace Dockerfile
* Update env-example

1. adminer:4 now use php 7.3, but extension sqlsrv and pdo_sqlsrv not support.
2. add pdo_dblib to support mssql.

* Add CouchDB

Because Container cannot volume when use APP_CODE_PATH_CONTAINER (with flag) concat with path name, e.g. /var/www:nocache/letencrypt
This will fix 1540.

* Added WP-CLI support
* Updated documentation for WP-CLI

* fix caddy  failed download
* RUN command inline

- You requiere run python-pip for backing up your data

This add `git log --oneline --decorate --graph --all` command alias.

* Add mosquitto broker
* Add documetation to mosquitto
* Add traefik