Current source not reflected in the Gitbooks

[JRJurman]

The source for 'your first app'
https://github.com/yoshuawuyts/choo-handbook/blob/master/content/core-your-first-app.md

is not reflected on the actual page https://yoshuawuyts.gitbooks.io/choo/content/02_your_first_app.html

This discussion is a branch off of #12 (comment)