[resources] add link to standard style by @feross

Author: hshoff

README.md

@@ -1545,6 +1545,7 @@
   - [Google JavaScript Style Guide](http://google-styleguide.googlecode.com/svn/trunk/javascriptguide.xml)
   - [jQuery Core Style Guidelines](http://docs.jquery.com/JQuery_Core_Style_Guidelines)
   - [Principles of Writing Consistent, Idiomatic JavaScript](https://github.com/rwldrn/idiomatic.js/)
+  - [JavaScript Standard Style](https://github.com/feross/standard)
 
 **Other Styles**