add kramdown, github-pages to README install

minrk · minrk · commit 109dac86ddeb · 2016-06-06T12:57:16.000+02:00
these are needed in addition to jekyll
diff --git a/README.md b/README.md
@@ -11,7 +11,7 @@ what where.
 # Quick local testing
 
 ```
-$ gem install jekyll
+$ gem install jekyll kramdown github-pages
 ```
 
 cd into the root of this directory, 
