somerandomdude/grunt-webp — pull request #10 by shinnn (2014-02-09 22:01:23+00:00)
Title: Use async module / Add syntax highlighting to README

[`grunt.util.async`](http://gruntjs.com/api/grunt.util#grunt.util.async) is [deprecated](http://gruntjs.com/blog/2013-11-21-grunt-0.4.2-released).