message: Show Access Token under Advanced in Settings
  behind a Spoiler, onClick = spoil+select
diff: @@ -763,6 +763,20 @@ module.exports = React.createClass({
  </div>;
  },
  + _showSpoiler: function(event) {
  + const target = event.target;
  + const hidden = target.getAttribute('data-spoiler');
  +
  + target.innerHTML = hidden;
  +
  + const range = document.createRange();
  + range.selectNodeContents(target);
  +
  + const selection = window.getSelection();
  + selection.removeAllRanges();
  + selection.addRange(range);
  + },
  +
  nameForMedium: function(medium) {
  if (medium == 'msisdn') return 'Phone';
  return medium[0].toUpperCase() + medium.slice(1);
  @@ -958,6 +972,9 @@ module.exports = React.createClass({
  <div className="mx_UserSettings_advanced">
  Logged in as {this._me}
  </div>
  + <div className="mx_UserSettings_advanced">
  + Access Token: <span className="mx_UserSettings_advanced_spoiler" onClick={this._showSpoiler} data-spoiler={ MatrixClientPeg.get().getAccessToken() }>&lt;click to reveal&gt;</span>
  + </div>
  <div className="mx_UserSettings_advanced">
  Homeserver is { MatrixClientPeg.get().getHomeserverUrl() }
  </div>
  