Added IE11 polyfill to resolve client-side error that prevented wizard step from rendering

assets/javascripts/wizard/initializers/custom.js.es6

@@ -16,6 +16,18 @@ export default {
     const autocomplete = requirejs('discourse/lib/autocomplete').default;
     const cook = requirejs('discourse/plugins/discourse-custom-wizard/wizard/lib/text-lite').cook;
 
+    // IE11 Polyfill - https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Object/entries#Polyfill
+    if (!Object.entries)
+      Object.entries = function( obj ){
+        var ownProps = Object.keys( obj ),
+            i = ownProps.length,
+            resArray = new Array(i); // preallocate the Array
+        while (i--)
+          resArray[i] = [ownProps[i], obj[ownProps[i]]];
+
+        return resArray;
+      };
+
     $.fn.autocomplete = autocomplete;
 
     // this is for discourse/lib/utilities.avatarImg;