fix README.md

README.md

 * [Spress](http://spress.yosymfony.com) - An extensible tool that converts Markdown and Twig into HTML.
 
 ## HTTP
-*Libraries for working with HTTP websites.*
+*Libraries for working with HTTP.*
 
 * [Buzz](https://github.com/kriswallsmith/Buzz) - Another HTTP client.
 * [Guzzle]( https://github.com/guzzle/guzzle) - A comprehensive HTTP client.