Force the use of single quotes

src/scripts/apploader.js

@@ -1,12 +1,12 @@
 (function() {
-    "use strict";
+    'use strict';
 
     function injectScriptElement(src, onload) {
         if (!src) {
             return;
         }
 
-        var script = document.createElement("script");
+        var script = document.createElement('script');
         if (self.dashboardVersion) {
             src += `?v=${self.dashboardVersion}`;
         }
@@ -21,10 +21,10 @@
 
     function loadSite() {
         injectScriptElement(
-            "./libraries/alameda.js",
+            './libraries/alameda.js',
             function() {
                 // onload of require library
-                injectScriptElement("./scripts/site.js");
+                injectScriptElement('./scripts/site.js');
             }
         );
     }
@@ -42,7 +42,7 @@
     if (!self.Promise) {
         // Load Promise polyfill if they are not natively supported
         injectScriptElement(
-            "./libraries/npo.js",
+            './libraries/npo.js',
             loadSite
         );
     } else {