message: split too long line
diff: @@ -499,7 +499,8 @@ module.exports = withMatrixClient(React.createClass({
  title: _t("Warning!"),
  description:
  <div>
  - { _t("You will not be able to undo this change as you are promoting the user to have the same power level as yourself.") }<br />
  + { _t("You will not be able to undo this change as you are promoting the user " +
  + "to have the same power level as yourself.") }<br />
  { _t("Are you sure?") }
  </div>,
  button: _t("Continue"),
  