Added Learn CF in a Week book link

free-programming-books.md

@@ -285,6 +285,7 @@
 ###ColdFusion
 
 * [CFML In 100 Minutes](https://github.com/mhenke/CFML-in-100-minutes/blob/master/cfml100mins.markdown)
+* [Learn CF in a Week](http://learncfinaweek.com/)
 
 ###D / DTrace
 * [IllumOS Dynamic Tracing Guide](http://dtrace.org/guide/preface.html)