Fix undefined global console error

frontend/src/global-shim.ts

@@ -0,0 +1 @@
+(window as any).global = window;

frontend/src/polyfills.ts

@@ -16,6 +16,9 @@
 /***************************************************************************************************
  * BROWSER POLYFILLS
  */
+
+import 'global-shim'; // Add global to window, assigning the value of window itself.
+
 /** IE9, IE10 and IE11 requires all of the following polyfills. **/
 import 'core-js/es6/symbol';
 import 'core-js/es6/object';