Convert SVG4Everybody (svg `use` tags) to inline

conversion.js

function convertSVG4Everbody () {
  var items = Array.from(document.querySelectorAll('use'))
  items.map(function (use) {
    var svgParent = use.parentNode
    var url = use.href.baseVal
    var id = /#\S*/.exec(url)[0].replace('#', '')
    console.log('url: ', url)
    var xml = httpGetXML(url)
    var symbol = xml.getElementById(id)
    // Grab all of the original's attributes, and pass them to the replacement
    svgParent.innerHTML = symbol.innerHTML
    for (var i = 0, l = symbol.attributes.length; i < l; ++i) {
      var nodeName = symbol.attributes.item(i).nodeName
      var nodeValue = symbol.attributes.item(i).nodeValue
      if (nodeName !== 'id' && nodeName !== 'class') {
        svgParent.setAttribute(nodeName, nodeValue)
      }
    }
  })
}