old_contents: (function (root, factory) {
    if (typeof define === 'function' && define.amd) {
      define(['d3', 'topojson'], factory);
    } else if (typeof exports === 'object') {
      module.exports = factory(require('d3'), require('topojson'));
    } else {
      root.planetaryjs = factory(root.d3, root.topojson, root);
    }
  }(this, function(d3, topojson, window) {
    'use strict';
  
new_contents: (function (root, factory) {
    if (typeof define === 'function' && define.amd) {
      define(['d3', 'topojson'], function(d3, topojson) {
        return (root.planetaryjs = factory(d3, topojson, root));
      });
    } else if (typeof exports === 'object') {
      module.exports = factory(require('d3'), require('topojson'));
    } else {
      root.planetaryjs = factory(root.d3, root.topojson, root);
    }
  }(this, function(d3, topojson, window) {
    'use strict';
  
subject: Set `planetaryjs` global when using AMD