message: Preloader: change default text
diff: <div id="loader" class="loader">
  <img id="loaderImg" />
  </div>
  - <div id="beforeJSTip" class="tips">
  - Do not forget to save your private keys!
  - </div>
  + <div id="beforeJSTip" class="tips">Don't forget to&nbsp;save your 12-word recovery phrase</div>
  </div>
  <div id="usersInform" class="usersInform"></div>
  </div>
  (function() { // set tip
  -
  var tips = {
  beforeBackup: [
  {
  } else {
  console.error("Unknown locale", locale);
  }
  -
  })();
  