message: fix typo
  made in
diff: @@ -122,7 +122,7 @@ export default React.createClass({
  <div className="mx_Dialog_content">
  <p>
  Beyond this point you're going to need to pick a username - your
  - unique identifire in Riot.
  + unique identifier in Riot.
  </p>
  <p>
  <small>
  