diff -r a8bed1c7df8e -r 3a32d2f57429 cms/app-client/config/environment.js
--- a/cms/app-client/config/environment.js	Fri Dec 02 03:30:51 2016 +0100
+++ b/cms/app-client/config/environment.js	Fri Dec 02 09:33:53 2016 +0100
@@ -11,7 +11,11 @@
             FEATURES: {
                 // Here you can enable experimental features on an ember canary build
                 // e.g. 'with-controller': true
-            }
+            },
+      EXTEND_PROTOTYPES: {
+        // Prevent Ember Data from overriding Date.parse.
+        Date: false
+      }
         },
         APP: {
             backRootURL: '/corpus/',
@@ -45,5 +49,5 @@
         ENV.APP.backRootURL = '/corpus-back/';
     }
 
-    return ENV;
+  return ENV;
 };