Build: Update to grunt-contrib-qunit 0.2.0 to get latest PhantomJS

Author: jzaefferer

package.json

@@ -57,7 +57,7 @@
 		"grunt-contrib-jshint": "0.1.1",
 		"grunt-contrib-uglify": "0.1.1",
 		"grunt-contrib-concat": "0.1.3",
-		"grunt-contrib-qunit": "0.1.1",
+		"grunt-contrib-qunit": "0.2.0",
 		"grunt-contrib-csslint": "0.1.0",
 		"grunt-contrib-cssmin": "0.4.2",
 		"grunt-compare-size": "0.3.1",