old_contents: module.exports = function(grunt) {
      return {
          dist: {
              options: {
                  style: 'nested',
                  sourcemap: 'none'
              },
              files: [{
                  expand: true,
                  cwd: 'src/style',
                  src: ['*.scss'],
                  dest: 'dist',
                  ext: '.css'
              }]
          }
      };
  };
  
new_contents: module.exports = function(grunt) {
      return {
          dist: {
              options: {
                  style: 'nested'
              },
              files: [{
                  expand: true,
                  cwd: 'src/style',
                  src: ['*.scss'],
                  dest: 'dist',
                  ext: '.css'
              }]
          }
      };
  };
  
subject: Revert "Don't generate Sass sourcemaps"