Fix warning

Nicolas Rodriguez · Nicolas Rodriguez · commit 112b3b79cbb1 · 2016-07-06T06:53:28.000+02:00
diff --git a/_config.yml b/_config.yml
@@ -22,7 +22,7 @@ gems:
 
 excerpt_separator: "##########"
 
-highlighter: pygments
+highlighter: rouge
 
 exclude: # put all files or directories that you want to exclude from your project here.
   - "Gemfile"
