text: module.exports = function(grunt) {
    return {
      options: {
        sizes: {
          '50%': {
            suffix: ''
          },
          '100%': {
            suffix: '@2x'
          }
        }
      },
      files: {
        expand: true,
        cwd: 'src/img/flags/@2x/',
        src: ['*.png'],
        dest: 'src/img/flags/'
      }
    };
  };
  