Added the 'Use Vim Like a Pro' to the 'Vim' list.

free-programming-books.md

@@ -1472,6 +1472,7 @@ See also [LaTeX](#latex)
 * [Learn Vim Progressively](http://yannesposito.com/Scratch/en/blog/Learn-Vim-Progressively/)
 * [Learn Vimscript the Hard Way](http://learnvimscriptthehardway.stevelosh.com/)
 * [Vim Regular Expressions 101](http://vimregex.com/)
+* [Use Vim Like A Pro](https://leanpub.com/VimLikeAPro) *(Leanpub, by Tim Ottinger)*
 
 ###Web Services
 * [RESTful Web Services](http://restfulwebapis.org/RESTful_Web_Services.pdf) (PDF)