Merge "docs: fix bug with unknown anchors" into jb-mr1-dev

    link = $("#version-tabs a[href$="+sectionId+"]");

    link.parent().addClass("selected");

    link.parent().siblings().removeClass("selected");

    sectionDiv = $(".version-section"+link.attr("href"));

    if (sectionDiv.length) {

      $(".version-section").hide();

    $(link.attr("href")).show();

      sectionDiv.show();

    }

    $('html, body').animate({

         scrollTop: $(hashy).offset().top

     }, 100);