delete " / "

_config.yml.example

@@ -1,10 +1,10 @@
 # Header
 menu:
   Home: /
-  Archives: /archives
-  Categories: /categories
-  Tags: /tags
-  About: /about
+  Archives: archives
+  Categories: categories
+  Tags: tags
+  About: about
 
 # Content
 excerpt_link: Read More
@@ -41,4 +41,4 @@ favicon: /favicon.png
 twitter:
 google_plus:
 fb_admins:
-fb_app_id:
+fb_app_id: