Update README.md

Author: Kenny Tran

README.md

@@ -1,6 +1,6 @@
 # grunt-purifycss
 
-> Clean unnecessary CSS
+Clean unnecessary CSS with [PurifyCSS](https://github.com/purifycss/purifycss)
 
 ## Getting Started
 This plugin requires Grunt `~0.4.5`
@@ -37,4 +37,4 @@ grunt.initConfig({
 ```
 
 ## Contributing
-In lieu of a formal styleguide, take care to maintain the existing coding style. Add unit tests for any new or changed functionality. Lint and test your code using [Grunt](http://gruntjs.com/).
+In lieu of a formal styleguide, take care to maintain the existing coding style. Add unit tests for any new or changed functionality. Lint and test your code using [Grunt](http://gruntjs.com/).