Set defaults for _posts

- layout ~> post.html
- enable comments

_config.yml

@@ -15,12 +15,12 @@ url                      : "http://localhost:4000" # the base hostname & protoco
 baseurl                  : "/test" # the subpath of your site, e.g. /blog
 email                    : "your-email@domain.com"
 logo                     : "default-thumb.png"
-google_site_verification :
 twitter:
   username               : site_twitter
 facebook:
   app_id                 :
   publisher              :
+disqus_shortname         : "mmistakes-dev" # https://help.disqus.com/customer/portal/articles/466208-what-s-a-shortname-
 google_site_verification :
 bing_site_verification   :
 alexa_site_verification  :
@@ -85,6 +85,17 @@ kramdown:
   smart_quotes: lsquo,rsquo,ldquo,rdquo
   enable_coderay: false
 
+# Defaults
+defaults:
+
+  # _posts
+  - scope:
+      path: ""
+      type: posts
+    values:
+      layout: post
+      comments: true
+
 # Plugins
 gems:
   - jekyll-paginate
@@ -106,10 +117,9 @@ compress_html:
 # Site Owner
 owner:
   name             : "Your Name"
-  avatar           : "/images/bio-photo.jpg" # external URLs are also acceptable
+  avatar           : "bio-photo.jpg" # external URLs are also acceptable
   bio              : "Describe your self."
   email            :
-  disqus-shortname : # https://help.disqus.com/customer/portal/articles/466208-what-s-a-shortname-
   bing-verify      :
   codepen          :
   dribbble         :