rstudio/packrat — pull request #103 by tarekrached (2014-06-20 17:30:05+00:00)
Title: github flavored markdown requires 8 spaces for code blocks within lists

Should be self explanatory... look at the [announcement on github](https://github.com/rstudio/packrat/blob/master/announce/packrat-0.2.0.md) to see what's wrong with the current script.