May I ask you, what is the preferable method for you? We're going to make Gulp/Grunt plugins and CDN version.
Also you can download .ai file here https://github.com/outpunk/evil-icons/raw/master/icons-sourc.... Or separate SVG files https://github.com/outpunk/evil-icons/tree/master/app/assets... Or compiled sprite https://github.com/outpunk/evil-icons/blob/master/app/views/....