Merge pull request #27 from lpostiglione/lpostiglione-patch-1

Possible Problems without blog installed

_config/extensions.yml

@@ -10,9 +10,3 @@ Page:
 SilverStripe\SiteConfig\SiteConfig:
   extensions:
     - CyberDuck\SEO\Model\Extension\SeoSiteConfigExtension
-SilverStripe\Blog\Model\Blog:
-  extensions:
-    - CyberDuck\SEO\Model\Extension\SeoBlogExtension
-SilverStripe\Blog\Model\BlogPost:
-  extensions:
-    - CyberDuck\SEO\Model\Extension\SeoBlogPostExtension

docs/blog-configuration/README.md

@@ -1,9 +1,20 @@
 # Blog Configuration
 
+Add the following lines to a .yml config file of your choice:
+~~~~
+SilverStripe\Blog\Model\Blog:
+  extensions:
+    - CyberDuck\SEO\Model\Extension\SeoBlogExtension
+SilverStripe\Blog\Model\BlogPost:
+  extensions:
+    - CyberDuck\SEO\Model\Extension\SeoBlogPostExtension
+~~~~
+
 ## Default Blog Post Meta
 
 After installation the Blog Page type will have a new tab called Post SEO in the CMS with the following configuration.
 
   - Default Meta title - Use page Title when no Meta title set for Blog Post
   - Default Meta description - Use page summary when no Meta description set for Blog Post
-  - Use featured image as social image - Uses the featured image in social sharing Meta
+  - Use featured image as social image - Uses the featured image in social sharing Meta
+