grunt-usemin 

> Replaces references to non-optimized scripts or stylesheets into a set of HTML files (or any templates/views).

Watch out, this task is designed for Grunt 0.4 and upwards.

Getting Started

If you haven't used [grunt][] before, be sure to check out the [Getting Started][] guide, as it explains how to create a [gruntfile][Getting Started] as well as install and use grunt plugins. Once you're familiar with that process, install this plugin with this command:

``shell
npm install grunt-usemin --save-dev
``

[grunt]: http://gruntjs.com/
[Getting Started]: http://gruntjs.com/getting-started