README.md in repres-hyper_text-1.2.1 vs README.md in repres-hyper_text-1.3

- old
+ new

@@ -131,9 +131,10 @@
 ```
 
 The following JavaScript libraries are switchable, and the version can be configurable:
 - :modernizr
 - :jquery
+- :buttons
 
 ### Render the Style
 
 The Style partial includes the HTML style tags. The [Boot CDN](http://cdn.bootcss.com/) server is supported by default. However, the :cdn option could be passed in to support other CDN servers. The CDN servers must syncrhonize with [cdnjs](https://github.com/cdnjs/cdnjs).
 