message: Make Download behaviour consistent with that of E2E (iframed) download butttons (ACTUALLY DOWNLOAD)
diff: @@ -346,7 +346,7 @@ module.exports = React.createClass({
  return (
  <span className="mx_MFileBody">
  <div className="mx_MImageBody_download">
  - <a className="mx_ImageBody_downloadLink" href={contentUrl} target="_blank">
  + <a className="mx_ImageBody_downloadLink" href={contentUrl} download={fileName} target="_blank">
  { fileName }
  </a>
  <div className="mx_MImageBody_size">
  @@ -360,7 +360,7 @@ module.exports = React.createClass({
  return (
  <span className="mx_MFileBody">
  <div className="mx_MImageBody_download">
  - <a href={contentUrl} target="_blank" rel="noopener">
  + <a href={contentUrl} download={fileName} target="_blank" rel="noopener">
  <img src={tintedDownloadImageURL} width="12" height="14" ref="downloadImage"/>
  Download {text}
  </a>
  