added drush to php image + gd + php-custom.ini, updated readme for reverse proxy with apache

README.md

@@ -2,8 +2,21 @@
 # MateriO 7.x
 MateriO Base powered by druapl 7 docker environement
 
-# steps
-<!-- copy env.example to .env and edit the values to match your env -->
+# reverse proxy
+```
+<Virtualhost *:80>
+   ServerName dev.materio.com
+   ServerAlias dev.sb.materio.com
+   ServerAlias dev.materio.eu
+   ServerAlias dev.materio.fr
+   ServerAlias dev.materio.net
+
+   ProxyPass / http://127.0.0.1:81/
+   ProxyPassReverse / http://127.0.0.1:81/
+   ProxyRequests Off
+</Virtualhost>
+
+```
 
 # sources
 https://www.ostraining.com/blog/drupal/docker/
@@ -11,3 +24,5 @@ https://www.ostraining.com/blog/drupal/docker/
 http://tech.osteel.me/posts/2017/01/15/how-to-use-docker-for-local-web-development-an-update.html
 
 https://mmenozzi.github.io/2016/01/22/php-web-development-with-docker/
+
+https://dzone.com/articles/continuous-drupal-maintaining-a-drupal-website-wit