text: var scripts = [
    { type: 'script', url: "https://wagenaartje.github.io/neataptic/cdn/1.3.4/neataptic.js"},
    { type: 'script', url: "https://cdnjs.cloudflare.com/ajax/libs/d3/3.0.0/d3.js"},
    { type: 'script', url: "../../js/articles/neuroevolution/webcola.js"},
    { type: 'script', url: "../../js/articles/playground/events.js"},
    { type: 'script', url: "../../js/articles/playground/graph.js"},
    { type: 'script', url: "../../js/articles/playground/neural.js"},
    { type: 'css',    url: "../../js/articles/playground/extra.css"}
  ];
  
  /** https://stackoverflow.com/questions/33330636/load-javascript-dynamically-and-sequentially **/
  function require(list) {
    function loadScript(link) {
      return new Promise(function(fulfill, reject) {
        if(link.type == 'script'){
          var script = document.createElement("script");
          script.addEventListener("load", fulfill);
          script.src = link.url;
          document.head.appendChild(script);
        } else if(link.type == 'css'){
          var stylesheet  = document.createElement('link');
          stylesheet.addEventListener("load", fulfill);
          stylesheet.rel  = 'stylesheet';
          stylesheet.type = 'text/css';
          stylesheet.href = link.url;
          stylesheet.media = "screen,print";
          document.head.appendChild(stylesheet);
        }
      });
    }
    loadScript(list.shift()).then(function() {
      if (list.length > 0) {
        require(list);
      }
    })
  }
  
  require(scripts);
  