message: Fix Chrome, and Safari scrolling + anchor in docs
diff: </head>
  <body>
  {{> navigation_rustdoc}}
  -<div class="{{content.rustdoc_body_class}}" tabindex="1">
  +<div id="rustdoc_body_wrapper" class="{{content.rustdoc_body_class}}" tabindex="-1">
  {{{content.rustdoc_body}}}
  </div>
  <script type="text/javascript" src="/menu.js?{{cratesfyi_version_safe}}"></script>
  </body>
  +<script>
  + var doc_body = document.getElementById("rustdoc_body_wrapper");
  + if(window.location.hash) {
  + var notFirefox = typeof InstallTrigger === 'undefined';
  + if(notFirefox) {
  + var hash = window.location.hash;
  + window.location.hash = "";
  + setTimeout(function () {
  + window.location.hash = hash;
  + doc_body.focus();
  + }, 1);
  + }
  + } else {
  + doc_body.focus();
  + }
  +</script>
  </html>
  