old_contents: // Check SCSS for code quality
  
  module.exports = function(grunt) {
      grunt.config('scsslint', {
          allFiles: [
              'scss/**/*.scss',
          ],
          options: {
              bundleExec: false,
              colorizeOutput: true,
              config: '.scss-lint.yml',
              exclude: 'scss/core/_normalize.scss',
              reporterOutput: null
          },
      });
  
      grunt.loadNpmTasks('grunt-scss-lint');
  };
  
new_contents: // Check SCSS for code quality
  
  module.exports = function(grunt) {
      grunt.config('scsslint', {
          allFiles: [
              'scss/**/*.scss',
          ],
          options: {
              bundleExec: false,
              colorizeOutput: true,
              config: '.scss-lint.yml',
              exclude: [
                  'scss/core/_normalize.scss',
                  'scss/main/_oldie.scss',
                  'scss/fontello/*'
              ],
              reporterOutput: null
          },
      });
  
      grunt.loadNpmTasks('grunt-scss-lint');
  };
  
subject: Exclude oldie and fontello styles from scss-lint.