Merge pull request #176 from trevorah/startup-instructions

added getting started instructions

Author: matyikriszta

README.md

@@ -1,5 +1,12 @@
 View the tutorials [here](http://codebar.github.io/tutorials)
 
+## Getting started
+
+This is a [GitHub Pages](https://pages.github.com/) repo, so you can render the pages with [Jekyll](http://jekyllrb.com/):
+1. `gem install jekyll` (`sudo` if needed)
+2. `jekyll serve`
+3. go to http://127.0.0.1:4000
+
 ## Contributing
 
 We encourage you to contribute with your suggestions and corrections, head to our [issues page](https://github.com/codebar/tutorials/issues) and open a new issue or help on the existing ones.