Fix some issues + last stand

Signed-off-by: Josef Fröhle <github@josef-froehle.de>

_config.dev.yml

@@ -1,10 +1,20 @@
+# Meta tags settings
+name: '' # Used for Facebook meta og:site_name
+meta_title: '' # Global fallback meta title
+meta_description: '' # Global fallback meta description
+meta_image: '' # Global fallback for meta image
+
 # Used for templating.
 # Allows unminified scripts for dev environment in _includes/partials/scripts.html
 is_production: false
 
 # Root folder is always "/" regardless of production build settings.
-baseurl: ""
+baseurl: "/"
 url: "http://localhost:3000"
+hostname: "localhost"
+
+permalink: /:title/
+markdown: kramdown
 
 include:
   - _example