Huge role refactoring/cleanup. Other commits will propably follow. Because some bugs will exist. Still important for longrun and also for auto docs/help/slideshow generation

roles/web-app-gitlab/vars/configuration.yml

@@ -0,0 +1,13 @@
+images:
+  gitlab:             "gitlab/gitlab-ee:latest"
+features:
+  matomo:             true
+  css:                true
+  portfolio_iframe:   true
+  central_database:   true
+docker:
+  services:
+    redis:
+      enabled: true
+    database: 
+      enabled: true

roles/web-app-gitlab/vars/main.yml

@@ -0,0 +1,2 @@
+application_id:     "gitlab"
+database_type:      "postgres"