add Coffeescript Style Guide

free-programming-books-zh.md

@@ -46,6 +46,7 @@
 
 ###Javascript
 * [Javascript Garden](http://bonsaiden.github.io/JavaScript-Garden/zh/)
+* [CoffeeScript 编程风格指南](https://github.com/elrrrrrrr/coffeescript-style-guide/blob/master/README-ZH.md)
 
 
 ###LaTeX

free-programming-books.md

@@ -680,7 +680,7 @@
 * [CoffeeScript Ristretto](https://leanpub.com/coffeescript-ristretto/read)
 * [Smooth CoffeeScript](http://autotelicum.github.com/Smooth-CoffeeScript/SmoothCoffeeScript.html)
 * [The Little Book on CoffeeScript](http://arcturo.github.com/library/coffeescript/)
-
+* [Coffeescript Style Guide](https://github.com/polarmobile/coffeescript-style-guide/blob/master/README.md)
 
 
 ###ColdFusion
@@ -968,6 +968,7 @@
 * [Oh My JS](https://leanpub.com/ohmyjs/read) *(Leanpub, by Azat Mardanov)*
 
 
+
 ####Angular.js
 * [AngularJS in 60 Minutes](http://fastandfluid.com/publicdownloads/AngularJSIn60MinutesIsh_DanWahlin_May2013.pdf) (PDF)
 * [Recipes with Angular.js](https://leanpub.com/recipes-with-angular-js/read) *(Leanpub, by Frederik Dietz)*