code: function activateAnimations() {
    var categories = JSON.parse(fs.readFileSync('animate-config.json')),
      category,
      files,
      file,
      target = [],
      count = 0;
  
    for (category in categories) {
      if (categories.hasOwnProperty(category)) {
        files = categories[category];
  
        for (file in files) {
          if (files[file]) {
            // marked as true
            target.push('source/' + category + '/' + file + '.css');
            count += 1;
          }
        }
      }
    }
    // prepend base CSS
    target.push('source/_base.css');
  
    if (!count) {
      gutil.log('No animations activated.');
    } else {
      gutil.log(count + (count > 1 ? ' animations' : ' animation') + ' activated.');
    }
  
    return target;
  }
docs: ---------------------------- Helpers/functions ---------------------------- Read the config file and return an array of the animations to be activated