SAPUI5/OpenUI5 Bug: AppCacheBuster loads Component-preload.js without the timestamp in the URL

<!DOCTYPE HTML>
<html>

<head>
  <meta http-equiv="X-UA-Compatible" content="IE=edge">
  <meta http-equiv='Content-Type' content='text/html;charset=UTF-8' />

  <script src="https://openui5.hana.ondemand.com/1.44.6/resources/sap-ui-core.js"
    id="sap-ui-bootstrap"
    data-sap-ui-debug="true"
    data-sap-ui-libs="sap.m"
    data-sap-ui-resourceroots='{"test.app": "./"}'
    data-sap-ui-theme="sap_belize"
    data-sap-ui-xx-bindingSyntax="complex"
    data-sap-ui-appCacheBuster="./">
  </script>

 <script>
        sap.ui.getCore().attachInit(function() {
            sap.ui.require([
                "sap/ui/core/ComponentContainer"
            ], function(ComponentContainer) {
                sap.ui.component({
                    async: true,
                    name: "test.app"
                }).then(function(oComp) {

                  new ComponentContainer("test.app.componentcontainer",
                  {
                      height: "100%",
                      component: oComp
                  }).placeAt("content");
              });

            });
        });
    </script>
  
</head>

<body class="sapUiBody" role="application">
  <div id="content"></div>
</body>

</html>

{
"Component-preload.js": "20170201170503",
"Component.js": "20170201170504"
}

sap.ui.define(["sap/ui/core/UIComponent"],
    function(UIComponent) {
        "use strict";

        return UIComponent.extend("test.app.Component", {

            metadata: {
                //manifest: "json",
                properties: {}
            },

            init: function() {

                UIComponent.prototype.init.apply(this, arguments);

            }

        });
    });