Merge branch 'develop'

Merge details:

commit 4827541
Author: Jelle Sebreghts <sebreghts.jelle@gmail.com>
Date:   Fri Oct 25 14:56:46 2019

    Add sane defaults to default.properties.yml

commit 75e1bc8
Author: Jelle Sebreghts <sebreghts.jelle@gmail.com>
Date:   Fri Oct 25 12:41:23 2019

    Revert "Support symfony 3 & 4."

    This reverts commit 3a96451.

    Merge details:

commit 3a96451
Author: Jelle Sebreghts <sebreghts.jelle@gmail.com>
Date:   Fri Oct 25 12:35:24 2019

    Support symfony 3 & 4.

src/default.properties.yml

@@ -13,5 +13,11 @@ remote:
   opcache:
     env: 'fcgi'
     host: '/var/run/php_fpm_[user].sock'
+  cleandir_limit: 2
+  postsymlink_filechecks:
+    - '${remote.rootdir}/vendor/autoload.php'
+  environment_overrides:
+    ^staging:
+      cleandir_limit: 1
 local:
   filesdir: '[web_root]/uploads'