Minor changes

.gitignore

@@ -8,6 +8,7 @@
 /themes/*
 !/themes/openecolab
 config/security.yaml
+config/versions.yaml
 config/plugins/git-sync.yaml
 config/plugins/email.yaml
 

config/system.yaml

-timezone: 'Europe/Berlin'
+timezone: Europe/Berlin
 param_sep: ':'
 wrapped_site: false
 force_ssl: false
@@ -153,3 +153,4 @@ accounts:
 strict_mode:
   yaml_compat: true
   twig_compat: true
+  blueprint_compat: true